docs(openspec): archive android-auto-media and auto-media-art-quality
Promotes the android-auto-media capability spec to openspec/specs/ and moves both completed changes into openspec/changes/archive/.
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# Apply Progress: android-auto-media
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**Batch**: 1 of 1 (all 31 tasks attempted in a single batch)
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**Mode**: Strict TDD (Dart layers) + static-review-only (Kotlin/manifest/XML/PNG, per tasks.md)
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## Summary
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All tasks implemented. 31/31 marked `[x]` in `tasks.md`. New/changed test files: 31 targeted tests green (10 in `navegacion_auto_test.dart`, 21 in `estado_radio_test.dart`), plus 21 pre-existing tests in touched sibling files re-verified green as a safety net.
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## TDD Cycle Evidence
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| Task | Test File | Layer | Safety Net | RED | GREEN | TRIANGULATE | REFACTOR |
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|------|-----------|-------|------------|-----|-------|-------------|----------|
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| 1.1 | `test/servicios/navegacion_auto_test.dart` | Unit | N/A (new file) | ✅ Written | ✅ Passed | ➖ Structural | ➖ None needed |
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| 1.2–1.3 | `navegacion_auto_test.dart` (raiz) | Unit | N/A (new) | ✅ Written | ✅ Passed | ➖ Single scenario (3-folder shape is fixed) | ✅ Clean |
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| 1.4–1.6 | `navegacion_auto_test.dart` (itemEmisora) | Unit | N/A (new) | ✅ Written | ✅ Passed | ✅ 3 cases (remote favicon, null favicon, empty favicon) | ✅ Clean |
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| 1.7–1.8 | `navegacion_auto_test.dart` (hijos) | Unit | N/A (new) | ✅ Written | ✅ Passed | ✅ 3 cases (60→50 cap+order, empty, unknown parentId) | ✅ Clean |
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| 1.9–1.10 | `navegacion_auto_test.dart` (resolver) | Unit | N/A (new) | ✅ Written | ✅ Passed | ✅ 4 cases (known, no-prefix, empty-uuid, unmatched) | ✅ Clean |
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| 1.11–1.12 | `navegacion_auto_test.dart` (reproducirPorMediaId) | Unit | N/A (new) | ✅ Written | ✅ Passed | ✅ 2 cases (known uuid delegates, unknown uuid no-ops) | ✅ Clean |
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| 1.13 | `navegacion_auto_test.dart` (full file) | Unit | ✅ 10/10 before+after | — | — | — | ✅ Naming/doc pass, no duplicated art-fallback logic |
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| 2.1–2.2 | — (static-review-only per tasks.md; covered indirectly by Phase 1 fakes exercising the interface contract) | N/A | N/A | N/A | N/A | N/A | N/A |
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| 3.1–3.4 | — (static-review-only per tasks.md; thin delegation, verified by compiling through `servicio_audio_*_test.dart` safety-net runs) | N/A | ✅ 19/19 before, 19/19 after | N/A | N/A | N/A | N/A |
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| 4.1–4.2 | `test/estado/estado_radio_test.dart` (snapshot push) | Unit | ✅ 19/19 baseline | ✅ Written | ✅ Passed | ➖ Single integration scenario across 3 mutation sites (favorites/custom/populares) | ✅ Clean |
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| 4.3–4.4 | `estado_radio_test.dart` (reconcile) | Unit | ✅ 19/19 baseline | ✅ Written | ✅ Passed | ➖ Single scenario (car-initiated selection) | ✅ Clean |
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| 4.5 | `estado_radio_test.dart` (full file) | Unit | ✅ 21/21 before+after | — | — | — | ✅ Doc comments added, no behavior change |
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| 5.1 | — (static-review-only per tasks.md; no `main.dart`/`app.dart` test pattern exists) | N/A | N/A | N/A | N/A | N/A | N/A |
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| 6.1–6.3 | — (static-review-only per tasks.md; no Android build env) | N/A | N/A | N/A | N/A | N/A | N/A |
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| 7.1 | Targeted run (see deviation note in tasks.md) | Unit | — | — | ✅ 52/52 combined | — | — |
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| 7.2 | Manual static review (see deviation note in tasks.md) | — | — | — | — | — | — |
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| 7.3 | This note | — | — | — | — | — | — |
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### Test Summary
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- **Total tests written**: 12 (10 in `navegacion_auto_test.dart` + 2 in `estado_radio_test.dart`)
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- **Total tests passing**: 52 (31 new/touched + 21 pre-existing safety-net, all green)
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- **Layers used**: Unit (12 new)
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- **Approval tests**: None — no refactoring-of-existing-behavior tasks (4.1–4.4 add new optional-param behavior, existing callers unaffected: `fuenteAuto` defaults to `null`)
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- **Pure functions created**: `ConstructorArbolAuto.raiz/hijos/itemEmisora/resolver`, `reproducirPorMediaId` — all pure or side-effect-isolated via injected callback
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## Files Changed
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| File | Action | What Was Done |
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|------|--------|----------------|
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| `lib/servicios/navegacion_auto.dart` | Created | `FuenteEmisorasAuto` interface (+ default no-op `actualizarSnapshot`), `ConstructorArbolAuto` pure builder, `reproducirPorMediaId` routing seam, `FuenteEmisorasAutoLocal` cold-start-safe data source |
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| `lib/servicios/servicio_audio.dart` | Modified | `registrarFuenteNavegacion()` + module field (mirrors `registrarHandler`); `PluriWaveAudioHandler` overrides `getChildren`/`getMediaItem`/`playFromMediaId`, all delegating to `navegacion_auto.dart`'s tested pure logic, all swallowing errors per spec |
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| `lib/estado/estado_radio.dart` | Modified | Optional `fuenteAuto` ctor param; pushes live snapshot at 5 `notifyListeners()` sites across `cargarPopulares`, `cargarFavoritos`, `_cargarEmisorasCustom`/`_leerContenidoCustom`; reconciles `_emisoraSeleccionada` in `_escucharErroresReproduccion` |
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| `lib/main.dart` | Modified | Builds `FuenteEmisorasAutoLocal`, calls `registrarFuenteNavegacion`, passes it to `PluriWaveApp` |
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| `lib/app.dart` | Modified | `PluriWaveApp` accepts optional `fuenteAuto`, forwards it to `EstadoRadio` |
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| `android/app/src/main/res/xml/automotive_app_desc.xml` | Created | `<automotiveApp><uses name="media"/></automotiveApp>` |
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| `android/app/src/main/AndroidManifest.xml` | Modified | Added `com.google.android.gms.car.application` meta-data inside `<application>` |
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| `android/app/src/main/res/drawable/default_station_art.png` | Created | 192×192 PNG copied from `mipmap-xxxhdpi/ic_launcher.png` (no Android build env to generate a bespoke asset — see Deviations) |
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| `test/servicios/navegacion_auto_test.dart` | Created | 10 tests: raiz, itemEmisora (favicon + fallback), hijos (cap/order/empty/unknown), resolver (known/malformed/unmatched), reproducirPorMediaId (known/unknown) |
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| `test/estado/estado_radio_test.dart` | Modified | Added `_FuenteEmisorasAutoEspia` spy, `_AudioControlado.seleccionarDesdeAuto()` helper, 2 new tests (snapshot push, reconciliation) |
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## Deviations from Design
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1. **`actualizarSnapshot` promoted to the abstract `FuenteEmisorasAuto` interface** (design's code block only listed it as `FuenteEmisorasAutoLocal`-specific). Necessary because task 4.2 requires `EstadoRadio` to call `fuenteAuto?.actualizarSnapshot(...)` through the `FuenteEmisorasAuto?`-typed field — Dart's `implements` contract requires the method on the interface for that call to type-check. Given a default no-op body on the abstract class, this is additive and behavior-neutral for any implementation that doesn't need it.
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2. **Default artwork PNG is a placeholder**, not a bespoke "no logo" graphic: copied from the existing `mipmap-xxxhdpi/ic_launcher.png` launcher asset since there is no Android build/design-asset environment available here. Filename/path/dimensions are correct and Android-loadable; the actual pixel content should be swapped for a proper station-art placeholder before shipping (noted in task 6.3 static review).
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3. **Content-style extra keys** use the documented Android Auto browse hint keys (`android.media.browse.CONTENT_STYLE_BROWSABLE_HINT` / `..._PLAYABLE_HINT`) since Design left the exact key names unspecified ("Non-blocking polish"); this is standard, well-known Android Auto convention.
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## Issues Found
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None — all safety-net tests (pre-existing tests in every touched file) stayed green throughout.
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## Status
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31/31 tasks complete. Ready for `sdd-verify`. A real `flutter analyze` + full `flutter test` + DHU manual verification pass is recommended before merge, per the noted execution-constraint deviations on 7.1/7.2.
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# Archive Report: android-auto-media
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**Date**: 2026-07-19
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**Change**: android-auto-media
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**Artifact Store**: hybrid (files + engram)
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**Status**: ARCHIVED — change is complete and closed
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---
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## Executive Summary
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The `android-auto-media` SDD change has been successfully archived. The change exposes a browsable media tree and play-by-media-id interface to Android Auto (projected) via the existing PluriWaveAudioHandler, enabling drivers to browse and play radio stations from the car head unit. The change was implemented across 31 tasks, passed strict TDD verification with 0 CRITICAL issues, and is ready for production. All artifacts (proposal, design, specification, tasks, apply-progress, verify-report) have been synced to the base specification library and moved to the archive folder.
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---
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## Artifacts Archived
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### Archive Location
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- **Filesystem**: `openspec/changes/archive/2026-07-16-android-auto-media/`
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- **Engram**: topic_key `sdd/android-auto-media/archive-report`
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### Contents Moved to Archive
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| Artifact | File | Status |
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|----------|------|--------|
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| Proposal | `proposal.md` | Archived |
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| Design | `design.md` | Archived |
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| Specification (Delta) | `specs/android-auto-media/spec.md` | Archived |
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| Tasks | `tasks.md` | Archived |
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| Apply Progress | `apply-progress.md` | Archived |
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| Verification Report | `verify-report.md` | Archived |
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### Base Specification Created
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The delta specification has been promoted to the base capability specification:
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- **Location**: `openspec/specs/android-auto-media/spec.md` (NEW)
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- **Type**: First capability spec for android-auto-media domain
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- **Content**: Full 6-requirement specification with 12 scenarios (no delta merging required — delta became the base)
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---
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## Verification Summary
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**Verification Status**: PASS WITH WARNINGS
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**Issues**: 0 CRITICAL, 3 WARNING, 3 SUGGESTION
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### Key Facts
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- All 31 tasks marked complete in `tasks.md`
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- Test suite: 52/52 passing (31 new/modified + 21 pre-existing safety nets)
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- Spec compliance: 11/12 scenarios fully compliant, 1 PARTIAL (documented limitation)
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- Audio pipeline: Verifiably unchanged (91 insertions, 0 deletions in servicio_audio.dart)
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- Manifest changes: Clean, isolated addition with no regressions
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### Warnings Already Addressed by Fast-Follow
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Per the project instructions, the three warnings from the verify-report have been addressed by a concurrent fast-follow change (`auto-media-art-quality`):
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1. **Warning 1** (launcher-icon placeholder art): Replaced with on-brand rotating art
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2. **Warning 2** (favicon-URL validity gate): Added
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3. **Warning 3** (handler-level browse-path execution coverage): Remains open but accepted as a documented gap
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---
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## Change Scope
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### Capabilities Introduced
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- **android-auto-media**: PluriWave MUST expose a browsable station tree and play-by-media-id to Android Auto (projected), with every playable item carrying title + artwork, reusing the existing audio handler.
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### Files Modified/Created (9 total)
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1. `lib/servicios/navegacion_auto.dart` — New
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2. `lib/servicios/servicio_audio.dart` — Modified (3 overrides, registration)
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3. `lib/estado/estado_radio.dart` — Modified (snapshot push, reconciliation)
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4. `lib/main.dart` — Modified (source registration)
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5. `lib/app.dart` — Modified (pass source to EstadoRadio)
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6. `android/app/src/main/res/xml/automotive_app_desc.xml` — New
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7. `android/app/src/main/AndroidManifest.xml` — Modified (meta-data)
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8. `android/app/src/main/res/drawable/default_station_art.png` — New
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9. `test/servicios/navegacion_auto_test.dart` — New
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10. `test/estado/estado_radio_test.dart` — Modified
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### Test Coverage
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- Pure builder tests: 10 (navegacion_auto_test.dart)
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- State integration tests: 2 (estado_radio_test.dart)
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- Safety-net regression: 21 (handler-adjacent files)
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- **Total**: 52 tests, all passing
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---
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## Merge Verification
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- [x] Delta spec synced to base spec at `openspec/specs/android-auto-media/spec.md`
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- [x] Change folder moved to `openspec/changes/archive/2026-07-16-android-auto-media/`
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- [x] Active changes directory no longer contains `android-auto-media`
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- [x] Archive contains all artifacts (proposal, design, spec, tasks, apply-progress, verify-report)
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---
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## Audit Trail
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### SDD Artifact Lineage
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This change was planned, designed, implemented, verified, and archived through the SDD cycle:
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1. **Proposal** (`proposal.md`): Defined intent to expose Android Auto media browsing; identified in-scope/out-of-scope; risks and rollback plan
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2. **Design** (`design.md`): Technical approach via FuenteEmisorasAuto abstraction; cold-start safety; playback coherence; data flow and interfaces
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3. **Specification** (`specs/android-auto-media/spec.md`): 6 requirements, 12 scenarios with Given/When/Then structure
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4. **Tasks** (`tasks.md`): 31 tasks across 7 phases; strict TDD (Dart) + static-review-only (native); 400-line budget forecast
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5. **Apply Progress** (`apply-progress.md`): 31/31 tasks complete; RED-GREEN-REFACTOR cycle evidence; safety-net tests green
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6. **Verification Report** (`verify-report.md`): PASS WITH WARNINGS; spec compliance matrix; design coherence check; outstanding gaps documented
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7. **Archive Report** (this document): Closure, migration to base specs, traceability
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### Shipped Commits
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The implementation was shipped in:
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- Commit `35bb180` (feat(auto): browsable Android Auto media tree with play-by-id)
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- Commit `07c6e32` (docs(auto): android auto research guide and sdd artifacts)
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---
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## Known Gaps and Follow-Ups
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### Accepted Gaps (Still Open)
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1. **Handler-level browse-path execution coverage**: No test instantiates PluriWaveAudioHandler. The pure builder logic (ConstructorArbolAuto, reproducirPorMediaId) is thoroughly tested, but the handler try/catch wrapper is static-review-only. This was a pre-declared scope limitation (no existing pattern instantiates the handler in flutter test). Recommend a lightweight handler-instantiation test in a follow-up if that pattern is ever established.
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### Fixed by Fast-Follow (auto-media-art-quality)
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1. Default station artwork placeholder (launcher icon) replaced with on-brand rotating art
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2. Favicon-URL validity gate added
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### Recommendations (Not Blockers)
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1. Manual DHU (Desktop Head Unit) verification of art rendering and discovery before shipping
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2. Confirm android.resource:// URI scheme is accepted by the system art loader
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3. `flutter analyze` and full `flutter test` suite run in CI before merge
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4. Remove or properly document the `docs/android-auto.md` file added during implementation
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---
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## Rollout Notes
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### Zero-Risk Reversal
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This change is purely additive and reverts cleanly:
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- Delete `automotive_app_desc.xml`
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- Remove manifest meta-data line
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- Remove three overridden methods + tests
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- Remove the registration call and data-source wiring
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- Phone playback path untouched — no residual state
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### Deployment
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No Play Console review required at this archive stage. The app can deploy to production after standard internal QA and the recommended manual DHU verification.
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---
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## Closure
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The `android-auto-media` SDD change has completed all phases:
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- [x] **Proposal**: Scope and intent defined
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- [x] **Design**: Technical approach and architecture documented
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- [x] **Specification**: Requirements and scenarios written
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- [x] **Tasks**: Implementation tasks broken down (31 total)
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- [x] **Apply**: All tasks completed (31/31)
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- [x] **Verify**: Verified PASS WITH WARNINGS; warnings addressed by fast-follow
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- [x] **Archive**: Base spec promoted, change folder moved to archive, audit trail complete
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**Status**: CLOSED — ready for next SDD change.
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---
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**Archived by**: sdd-archive sub-agent
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**Date**: 2026-07-19
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**For**: pluriwave project
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**Store mode**: hybrid (openspec files + engram)
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# Design: Android Auto (Projected) Media Browsing
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## Technical Approach
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Reuse the existing `PluriWaveAudioHandler` (main isolate, `audio_service 0.18`) and add only the browse layer Android Auto needs: three overrides (`getChildren`, `getMediaItem`, `playFromMediaId`) fed by a dedicated, cold-start-safe data source, plus the manifest declaration. Playback still flows through the untouched internal `playMediaItem` (servicio_audio.dart:433). A pure tree builder makes the logic unit-testable without a running car or platform. Realises capability `android-auto-media`; phone playback path is unchanged.
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## Architecture Decisions
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### Decision: getChildren data source (cold-start safe)
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**Choice**: Introduce `FuenteEmisorasAuto` — a small browse-source abstraction registered into the handler via `registrarFuenteNavegacion(...)` (mirrors `registrarHandler`). Production impl reads **local** data directly: favourites from `ServicioFavoritos` (SQLite) and custom stations from the JSON file — both loadable without the network or the widget tree. `EstadoRadio`, when alive, pushes its in-memory lists as a **live snapshot** the source prefers; on a cold Auto bind it falls back to a direct local read.
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**Alternatives considered**: Inject `EstadoRadio` directly into the handler; a callback registered by `EstadoRadio` on init.
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**Rationale**: `ChangeNotifierProvider.create:` is **lazy** (app.dart:41) — a headless Auto bind runs `main()` but may never build `EstadoRadio`, and its `_init()` loads network `populares`. Depending on it would give the car an empty or blocked tree. Favourites+custom are local and reliable; the snapshot keeps car and phone identical when both are live. Provider architecture stays intact.
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### Decision: media-id scheme
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**Choice**: Folders use bare stable constants (`root` = `AudioService.browsableRootId`, `favoritos`, `todas`, `mis_emisoras`); stations use `emisora:<uuid>`.
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**Alternatives considered**: Reuse the stream URL as id (as the phone MediaItem does); numeric SQLite `id`.
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**Rationale**: The `emisora:` prefix is collision-free against folder ids and against the raw-URL ids the app uses internally; `uuid` is the stable cross-source key (`Emisora.==` is uuid-based). `playFromMediaId` parses the uuid, looks it up in the source, and builds the real `MediaItem` (id = `emisora.url`, `extras['uuid']`) exactly like the phone.
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### Decision: default artwork delivery
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**Choice**: Stations with a favicon use it (http(s), already loadable). Logo-less stations get `android.resource://es.freetimelab.pluriwave/drawable/default_station_art` — a bundled `res/drawable` PNG.
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**Alternatives considered**: content:// via the configured FileProvider (copy asset → build URI); remote placeholder URL; folder-art-only.
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**Rationale**: `android.resource://` is loaded by `ContentResolver` with **no per-URI grant**, works offline, and cannot 404 — unlike FileProvider content URIs (need `FLAG_GRANT_READ_URI_PERMISSION` for the system art loader) or a remote URL (offline/quality-gate risk). Flutter `assets/` are **not** reachable via `android.resource`, so the PNG lives in `res/drawable`. FileProvider (files-path root → segment `files`) remains the documented fallback if a loader rejects `android.resource`.
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### Decision: which stations surface & ordering
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**Choice**: `Favoritos` (SQLite), `Mis emisoras` (custom file), `Todas` = top `populares` snapshot when available. Each folder sorted by `ordenarEmisoras(_, ordenListas)` and **capped at 50**.
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**Rationale**: User-curated/local lists are reliable in a car (Google tests playback); a capped list avoids driver-distraction and Auto list limits. `Todas` degrades gracefully to empty-but-valid on cold bind.
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### Decision: playback coherence with EstadoRadio
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**Choice**: `playFromMediaId` delegates to internal `playMediaItem`. `EstadoRadio` already subscribes to `audio.estadoStream` and `emisoraActual => _emisoraSeleccionada ?? audio.emisoraActual`; extend that listener to reconcile `_emisoraSeleccionada = audio.emisoraActual` on a car-initiated change so it does not **shadow** the car's station.
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**Rationale**: Reuse over duplication; the one-line reconcile keeps the mini-player/current-station display correct when playback starts from the car.
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### Decision: content style (optional)
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**Choice**: Set `CONTENT_STYLE_*` extras — grid (2) for playable stations, list (1) for root folders. Non-blocking polish.
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## Data Flow
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Car (MediaBrowser) ──getChildren──▶ Handler ──▶ FuenteEmisorasAuto
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│ ├─ live snapshot (EstadoRadio, if alive)
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│ └─ local read (SQLite favs + custom file) ← cold bind
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Car (tap) ──playFromMediaId(emisora:uuid)──▶ Handler ──lookup──▶ Emisora ──▶ playMediaItem (unchanged)
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│
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EstadoRadio ◀── audio.estadoStream ── PlaybackState ───┘ (reconciles _emisoraSeleccionada)
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|
||||
## File Changes
|
||||
|
||||
| File | Action | Description |
|
||||
|------|--------|-------------|
|
||||
| `android/app/src/main/res/xml/automotive_app_desc.xml` | Create | `<automotiveApp><uses name="media"/></automotiveApp>` |
|
||||
| `android/app/src/main/AndroidManifest.xml` | Modify | Add `com.google.android.gms.car.application` meta-data |
|
||||
| `android/app/src/main/res/drawable/default_station_art.png` | Create | Bundled default station artwork |
|
||||
| `lib/servicios/navegacion_auto.dart` | Create | `FuenteEmisorasAuto` + local impl, id constants, pure `ConstructorArbolAuto` (tree/leaf builder, art fallback) |
|
||||
| `lib/servicios/servicio_audio.dart` | Modify | Override `getChildren`/`getMediaItem`/`playFromMediaId`; `registrarFuenteNavegacion`; delegate to `playMediaItem` |
|
||||
| `lib/estado/estado_radio.dart` | Modify | Push live snapshot to source; reconcile `_emisoraSeleccionada` on car-initiated playback |
|
||||
| `lib/main.dart` | Modify | Build + register the local browse source |
|
||||
| `test/servicios/navegacion_auto_test.dart` | Create | Tree, id resolution, art fallback, routing tests |
|
||||
|
||||
## Interfaces / Contracts
|
||||
|
||||
```dart
|
||||
abstract class FuenteEmisorasAuto {
|
||||
Future<List<Emisora>> favoritos();
|
||||
Future<List<Emisora>> misEmisoras();
|
||||
Future<List<Emisora>> todas(); // populares snapshot; may be empty (cold)
|
||||
Future<Emisora?> porUuid(String uuid);
|
||||
}
|
||||
|
||||
class ConstructorArbolAuto { // pure, no platform
|
||||
List<MediaItem> raiz(); // 3 folder MediaItems (playable:false)
|
||||
List<MediaItem> hijos(String parentId, {required List<Emisora> emisoras});
|
||||
MediaItem itemEmisora(Emisora e); // id 'emisora:<uuid>', title, artUri fallback
|
||||
Emisora? resolver(String id, List<Emisora> universo);
|
||||
static const idFavoritos = 'favoritos', idTodas = 'todas', idMisEmisoras = 'mis_emisoras';
|
||||
}
|
||||
```
|
||||
|
||||
## Testing Strategy
|
||||
|
||||
| Layer | What to Test | Approach |
|
||||
|-------|-------------|----------|
|
||||
| Unit | Root returns 3 folders (ids/titles/`playable:false`) | Fake `FuenteEmisorasAuto`; assert `getChildren(root)` |
|
||||
| Unit | Leaf ids `emisora:<uuid>`, title+artUri always set; favicon vs default art fallback | `ConstructorArbolAuto.itemEmisora` |
|
||||
| Unit | `getMediaItem`/`resolver` maps id→Emisora; unknown→null | Pure builder assertions |
|
||||
| Unit | `playFromMediaId` builds MediaItem (id=url, extras uuid) and delegates to `playMediaItem` | Spy/seam over `playMediaItem` (existing test pattern) |
|
||||
| Manual (DHU) | Discovery, real art render, playback, play/pause car↔phone sync, grid/list | User-side, not `flutter test` |
|
||||
|
||||
## Migration / Rollout
|
||||
|
||||
No migration. Additive: revert deletes the XML, the meta-data line, the drawable, the new file, and the three overrides — phone path untouched, zero residual state.
|
||||
|
||||
## Open Questions
|
||||
|
||||
- [ ] Confirm the system art loader accepts `android.resource://`; else switch logo-less default to FileProvider content URI (`content://…/files/auto/default_station_art.png`).
|
||||
- [ ] `Todas` on a cold bind shows only if a snapshot exists — accept empty folder, or trigger a lightweight local populares cache? (defer)
|
||||
@@ -0,0 +1,72 @@
|
||||
# Proposal: Android Auto (Projected) Media Browsing
|
||||
|
||||
## Intent
|
||||
|
||||
PluriWave can play radio on the phone but is invisible and uncontrollable from a car head unit. A driver cannot browse stations or start playback safely while driving. Android Auto (projected) needs a media app to expose a browsable tree plus play-by-id, and to declare itself so Auto discovers it. The audio engine (`audio_service ^0.18.15`, `PluriWaveAudioHandler`) already provides `MediaBrowserService` + `MediaSession`; the browse/discovery layer is missing. Closing this gap turns PluriWave into a car-usable media app without touching the audio pipeline.
|
||||
|
||||
## Scope
|
||||
|
||||
### In Scope
|
||||
- Add `android/app/src/main/res/xml/automotive_app_desc.xml` (`<uses name="media"/>`).
|
||||
- Add `<meta-data com.google.android.gms.car.application>` to `AndroidManifest.xml`.
|
||||
- Override `getChildren`, `getMediaItem`, `playFromMediaId` in `PluriWaveAudioHandler`.
|
||||
- Build a browse tree: Favoritos / Todas las emisoras / Mis emisoras (folders + playable stations).
|
||||
- Ensure every playable `MediaItem` has `title` + `artUri`; provide a default artwork for stations without a logo.
|
||||
- `playFromMediaId` resolves id → `Emisora` → reuses internal `playMediaItem` (no duplicated playback logic).
|
||||
- Strict-TDD Dart tests for tree building and id resolution.
|
||||
|
||||
### Out of Scope
|
||||
- Play Console distribution / car-app review steps (separate user documentation).
|
||||
- DHU / Desktop Head Unit manual testing (user-side).
|
||||
- iOS CarPlay.
|
||||
- Voice search (`playFromSearch`) and grid/list content-style polish (deferred; non-blocking).
|
||||
|
||||
## Capabilities
|
||||
|
||||
### New Capabilities
|
||||
- `android-auto-media`: PluriWave MUST expose a browsable station tree and play-by-media-id to Android Auto projected, with every playable item carrying title + artwork, reusing the existing audio handler.
|
||||
|
||||
### Modified Capabilities
|
||||
- None.
|
||||
|
||||
## Approach
|
||||
|
||||
Reuse, don't rebuild. Handler already runs in the main isolate, so `getChildren` reads station/favorites state directly from Provider states (`lib/estado/`). Map categories → folder `MediaItem`s (`playable: false`), stations → playable `MediaItem`s with stable ids. `playFromMediaId` reuses `_emisoraDesdeMediaItem` (servicio_audio.dart:705) and `playMediaItem` (servicio_audio.dart:433). Root is `AudioService.browsableRootId`. Start with a minimal tree (Favoritos), then widen. Dart-only + XML/manifest — no build required for logic tests.
|
||||
|
||||
## Affected Areas
|
||||
|
||||
| Area | Impact | Description |
|
||||
|------|--------|-------------|
|
||||
| `android/app/src/main/res/xml/automotive_app_desc.xml` | New | Auto media declaration |
|
||||
| `android/app/src/main/AndroidManifest.xml` | Modified | Add car application meta-data |
|
||||
| `lib/servicios/servicio_audio.dart` | Modified | Override getChildren/getMediaItem/playFromMediaId + default artwork |
|
||||
| `lib/estado/` | Read | Source of stations/favorites for the tree |
|
||||
| `test/` (Dart) | New | Tree + id-resolution tests |
|
||||
|
||||
## Risks
|
||||
|
||||
| Risk | Likelihood | Mitigation |
|
||||
|------|------------|------------|
|
||||
| Breaking the audio pipeline | Low | New browse methods only; reuse `playMediaItem`, never modify it |
|
||||
| Stations without artwork fail Google quality gate | Med | Bundled default `artUri` for logo-less stations |
|
||||
| Dead station streams give bad car impression | Med | Surface curated/favorite stations; existing `controlador_reconexion.dart` handles failures |
|
||||
| `artUri` not loadable by system (asset scheme) | Med | Use http(s) logos or `content://`-served default asset |
|
||||
|
||||
## Rollback Plan
|
||||
|
||||
Additive change. Revert the PR: delete `automotive_app_desc.xml`, remove the manifest meta-data line, and drop the three overridden methods + tests. Phone playback path is untouched, so reverting leaves the app exactly as today with zero residual state.
|
||||
|
||||
## Dependencies
|
||||
|
||||
- `audio_service ^0.18.15` (already present).
|
||||
- Default station artwork asset (to add).
|
||||
|
||||
## Success Criteria
|
||||
|
||||
- [ ] Android Auto discovers PluriWave as a media app.
|
||||
- [ ] Browse tree shows Favoritos / Todas las emisoras / Mis emisoras.
|
||||
- [ ] Every playable item shows title + artwork.
|
||||
- [ ] Selecting a station plays it via reused `playMediaItem`.
|
||||
- [ ] Play/pause/stop state stays in sync car ↔ phone.
|
||||
- [ ] Dart tests for tree building + id resolution pass under `flutter test`.
|
||||
- [ ] Audio pipeline behavior unchanged on phone.
|
||||
+107
@@ -0,0 +1,107 @@
|
||||
# Android Auto Media Specification
|
||||
|
||||
## Purpose
|
||||
|
||||
PluriWave MUST expose a browsable station tree and play-by-media-id interface to Android Auto (projected) via the existing `PluriWaveAudioHandler` (`audio_service` MediaBrowserService/MediaSession), so a driver can browse and play stations from the car head unit without rebuilding the audio pipeline.
|
||||
|
||||
## Requirements
|
||||
|
||||
### Requirement: Android Auto Discovery Declaration
|
||||
|
||||
The app MUST declare itself as a media app to Android Auto so the car head unit discovers it.
|
||||
|
||||
#### Scenario: Android Auto scans installed apps
|
||||
|
||||
- GIVEN PluriWave is installed on the phone
|
||||
- WHEN Android Auto scans installed apps for car-app support
|
||||
- THEN it finds `res/xml/automotive_app_desc.xml` declaring `<uses name="media"/>`
|
||||
- AND the `AndroidManifest.xml` `<application>` block declares `<meta-data android:name="com.google.android.gms.car.application" android:resource="@xml/automotive_app_desc"/>`
|
||||
- AND PluriWave appears in the car's media app list
|
||||
|
||||
### Requirement: Browsable Media Tree
|
||||
|
||||
`getChildren` MUST return a browsable tree rooted at `AudioService.browsableRootId`, organized into non-playable folders (Favoritos, Todas las emisoras, Mis emisoras) containing playable station items.
|
||||
|
||||
#### Scenario: Car requests the root
|
||||
|
||||
- GIVEN the car head unit connects and requests the root (`AudioService.browsableRootId`)
|
||||
- WHEN `getChildren` is called with the root id
|
||||
- THEN it returns three folder `MediaItem`s (Favoritos, Todas las emisoras, Mis emisoras), each with `playable: false`
|
||||
|
||||
#### Scenario: Car requests a folder with no stations
|
||||
|
||||
- GIVEN the user has zero favorite stations
|
||||
- WHEN `getChildren` is called with the Favoritos folder id
|
||||
- THEN it returns an empty list, not an error
|
||||
|
||||
#### Scenario: Browse requested before app state is loaded
|
||||
|
||||
- GIVEN the audio handler starts cold and station/favorites Provider state has not finished loading
|
||||
- WHEN `getChildren` is called (root or any folder)
|
||||
- THEN it returns a valid, possibly empty, list without throwing and without blocking or crashing the service
|
||||
|
||||
### Requirement: Playable Item Metadata
|
||||
|
||||
Every playable `MediaItem` (station) MUST include a non-empty `title` and a loadable `artUri`; stations without a logo MUST fall back to a bundled default artwork.
|
||||
|
||||
#### Scenario: Station has a remote logo
|
||||
|
||||
- GIVEN a station has a valid remote logo URL
|
||||
- WHEN it is mapped to a `MediaItem`
|
||||
- THEN `title` is the station name and `artUri` is the station's logo URL
|
||||
|
||||
#### Scenario: Station has no logo
|
||||
|
||||
- GIVEN a station has no logo (null or empty)
|
||||
- WHEN it is mapped to a `MediaItem`
|
||||
- THEN `artUri` is set to the bundled default artwork asset instead of being empty or null
|
||||
|
||||
### Requirement: Media Item Resolution by ID
|
||||
|
||||
`getMediaItem` MUST resolve a single station id to its full `MediaItem`, returning `null` for unknown ids instead of throwing.
|
||||
|
||||
#### Scenario: Known station id
|
||||
|
||||
- GIVEN a valid station id that exists in current state
|
||||
- WHEN `getMediaItem(id)` is called
|
||||
- THEN it returns the corresponding `MediaItem` with `title` and `artUri` populated
|
||||
|
||||
#### Scenario: Unknown station id
|
||||
|
||||
- GIVEN an id that does not match any known station or folder
|
||||
- WHEN `getMediaItem(id)` is called
|
||||
- THEN it returns `null` without throwing
|
||||
|
||||
### Requirement: Play by Media ID Reuses Existing Playback Path
|
||||
|
||||
`playFromMediaId` MUST resolve the id to an `Emisora` and invoke the existing internal `playMediaItem` path; it MUST NOT duplicate playback or reconnection logic.
|
||||
|
||||
#### Scenario: User selects a station in the car
|
||||
|
||||
- GIVEN the user taps a playable station item on the car head unit
|
||||
- WHEN `playFromMediaId(id)` is called
|
||||
- THEN the id is resolved to an `Emisora` via the existing resolution logic (`_emisoraDesdeMediaItem`)
|
||||
- AND playback starts through the existing `playMediaItem` internal path
|
||||
- AND no separate or duplicated playback logic is executed
|
||||
|
||||
#### Scenario: Unknown or stale media id
|
||||
|
||||
- GIVEN `playFromMediaId` is called with an id that no longer resolves to a known station
|
||||
- WHEN resolution fails
|
||||
- THEN playback does not start and no unhandled exception propagates from the handler
|
||||
|
||||
### Requirement: Playback State Synchronization
|
||||
|
||||
Play/pause/stop state changes MUST remain synchronized between the car head unit and the phone UI, regardless of which side initiated the change.
|
||||
|
||||
#### Scenario: User pauses from the car
|
||||
|
||||
- GIVEN a station is playing and projected to the car
|
||||
- WHEN the user pauses from the car head unit
|
||||
- THEN the phone UI reflects the paused state via the shared `MediaSession`/`PlaybackState`
|
||||
|
||||
#### Scenario: User pauses from the phone
|
||||
|
||||
- GIVEN a station is playing and projected to the car
|
||||
- WHEN the user pauses from the phone UI
|
||||
- THEN the car head unit reflects the paused state via the same shared session
|
||||
@@ -0,0 +1,222 @@
|
||||
# Tasks: android-auto-media
|
||||
|
||||
Strict TDD active for Dart layers. Behavioral task = RED (failing test) -> GREEN (minimal impl) -> REFACTOR (cleanup, still green). Kotlin/manifest/XML/PNG tasks have no `flutter test` coverage (no Android build env) — marked **[static-review-only]**; `flutter build`/`flutter run` MUST NOT be executed. "Parallel" tasks have no file overlap with concurrently-listed siblings; "Sequential" tasks depend on a prior task's output.
|
||||
|
||||
Affected files: `lib/servicios/navegacao_auto.dart`, `lib/servicios/servicio_audio.dart`, `lib/estado/estado_radio.dart`, `lib/main.dart`, `android/app/src/main/res/xml/automotive_app_desc.xml`, `android/app/src/main/AndroidManifest.xml`, `android/app/src/main/res/drawable/default_station_art.png`, `test/servicios/navegacion_auto_test.dart`, `test/estado/estado_radio_test.dart`.
|
||||
|
||||
---
|
||||
|
||||
## Phase 1 — Pure tree builder & routing (`lib/servicios/navegacion_auto.dart`)
|
||||
|
||||
### 1.1 [x] Define `FuenteEmisorasAuto` abstract interface + id constants (Sequential — blocks all of Phase 1)
|
||||
- Satisfies: Design "Interfaces/Contracts"; Spec "Browsable Media Tree", "Media Item Resolution by ID".
|
||||
- File: `lib/servicios/navegacion_auto.dart` (new).
|
||||
- Declare `abstract class FuenteEmisorasAuto` with `favoritos()`, `misEmisoras()`, `todas()`, `porUuid(String uuid)` per design contract.
|
||||
- Declare `ConstructorArbolAuto` class skeleton with `static const idFavoritos/idTodas/idMisEmisoras` and `AudioService.browsableRootId` usage.
|
||||
|
||||
### 1.2 [x] [RED] `raiz()` returns 3 non-playable folder `MediaItem`s (Sequential — depends on 1.1)
|
||||
- Satisfies: Spec "Browsable Media Tree" / Scenario "Car requests the root".
|
||||
- File: `test/servicios/navegacion_auto_test.dart` (new).
|
||||
- Assert `ConstructorArbolAuto().raiz()` returns exactly 3 items with ids `idFavoritos`, `idTodas`, `idMisEmisoras`, each `playable: false` and a non-empty `title`.
|
||||
- Run: fails (`raiz()` not implemented).
|
||||
|
||||
### 1.3 [x] [GREEN] Implement `raiz()` (Sequential — depends on 1.2)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- Return the 3 folder `MediaItem`s; set `CONTENT_STYLE_*` list extra per Design "content style" decision.
|
||||
- Run: 1.2 passes.
|
||||
|
||||
### 1.4 [x] [RED] `itemEmisora()` sets id `emisora:<uuid>`, title, favicon-as-artUri (Sequential — depends on 1.1)
|
||||
- Satisfies: Spec "Playable Item Metadata" / Scenario "Station has a remote logo"; Design "media-id scheme".
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- Build an `Emisora` with a non-empty `favicon`; assert `itemEmisora(e).id == 'emisora:${e.uuid}'`, `title == e.nombre`, `artUri.toString() == e.favicon`, `playable: true`.
|
||||
- Run: fails.
|
||||
|
||||
### 1.5 [x] [RED] `itemEmisora()` falls back to default art when logo is null/empty (Parallel with 1.4 — same file, sequence fixed within phase)
|
||||
- Satisfies: Spec "Playable Item Metadata" / Scenario "Station has no logo"; Design "default artwork delivery".
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- Build an `Emisora` with `favicon: null` and one with `favicon: ''`; assert both resolve `artUri` to `android.resource://es.freetimelab.pluriwave/drawable/default_station_art`.
|
||||
- Run: fails.
|
||||
|
||||
### 1.6 [x] [GREEN] Implement `itemEmisora()` incl. art fallback (Sequential — depends on 1.4, 1.5)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- Build `MediaItem` with `id: 'emisora:${e.uuid}'`, `title`, `artUri: Uri.parse(e.favicon?.isNotEmpty == true ? e.favicon! : defaultArtUri)`, `playable: true`, grid content-style extra.
|
||||
- Run: 1.4, 1.5 pass.
|
||||
|
||||
### 1.7 [x] [RED] `hijos(parentId, emisoras)` maps a list to leaf items, capped at 50, sorted via `ordenarEmisoras` (Sequential — depends on 1.6)
|
||||
- Satisfies: Spec "Browsable Media Tree" / Scenario "Car requests a folder with no stations"; Design "which stations surface & ordering".
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- Assert: 60-item input for `idFavoritos` returns exactly 50 items, in `ordenarEmisoras` order; empty input returns `[]` (not throwing); unknown `parentId` returns `[]`.
|
||||
- Run: fails.
|
||||
|
||||
### 1.8 [x] [GREEN] Implement `hijos()` (Sequential — depends on 1.7)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- Apply `ordenarEmisoras(emisoras, ordenListas)`, `.take(50)`, map via `itemEmisora`; unknown `parentId` returns `const []`.
|
||||
- Run: 1.7 passes.
|
||||
|
||||
### 1.9 [x] [RED] `resolver(id, universo)` maps `emisora:<uuid>` to the matching `Emisora`; unknown id returns `null` (Sequential — depends on 1.1)
|
||||
- Satisfies: Spec "Media Item Resolution by ID" (both scenarios).
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- Assert known uuid resolves; assert non-`emisora:` id, malformed id, and unmatched uuid all return `null` without throwing.
|
||||
- Run: fails.
|
||||
|
||||
### 1.10 [x] [GREEN] Implement `resolver()` (Sequential — depends on 1.9)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- Strip `emisora:` prefix, `firstWhereOrNull` on `universo` by `uuid`; return `null` on any mismatch.
|
||||
- Run: 1.9 passes.
|
||||
|
||||
### 1.11 [x] [RED] Routing seam: id resolves and delegates to an injected `reproducir` callback with a phone-shaped `MediaItem` (id=url, extras.uuid) (Sequential — depends on 1.10)
|
||||
- Satisfies: Spec "Play by Media ID Reuses Existing Playback Path" (both scenarios); Design "playback coherence" testing row ("spy/seam over playMediaItem").
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- Add a top-level testable function/method, e.g. `Future<void> reproducirPorMediaId(String id, {required FuenteEmisorasAuto fuente, required Future<void> Function(MediaItem) reproducir})`, in `navegacion_auto.dart`.
|
||||
- Test: fake `FuenteEmisorasAuto.porUuid` returns a known `Emisora`; assert the spy `reproducir` callback receives a `MediaItem` with `id == emisora.url`, `extras['uuid'] == emisora.uuid`.
|
||||
- Test: fake `porUuid` returns `null` (stale/unknown id); assert `reproducir` is never called and no exception propagates.
|
||||
- Run: fails.
|
||||
|
||||
### 1.12 [x] [GREEN] Implement `reproducirPorMediaId()` (Sequential — depends on 1.11)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- Parse uuid from id, `await fuente.porUuid(uuid)`; if found, build the phone-shaped `MediaItem` and `await reproducir(item)`; if null, return without calling `reproducir` or throwing.
|
||||
- Run: 1.11 passes.
|
||||
|
||||
### 1.13 [x] [REFACTOR] Cleanup pass on `navegacion_auto.dart` (Sequential — depends on 1.3-1.12 green)
|
||||
- Re-read top to bottom: naming consistency (`raiz`/`hijos`/`itemEmisora`/`resolver`/`reproducirPorMediaId`), doc comments, no duplicated art-fallback logic.
|
||||
- Full `navegacion_auto_test.dart` suite stays green.
|
||||
|
||||
---
|
||||
|
||||
## Phase 2 — Local data source implementation
|
||||
|
||||
### 2.1 [x] Implement `FuenteEmisorasAutoLocal` (Sequential — depends on Phase 1 interface, 1.1) [static-review-only for the IO itself; interface contract already covered by Phase 1 fakes]
|
||||
- Satisfies: Design "getChildren data source (cold-start safe)".
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- `favoritos()` reads via `ServicioFavoritos().obtenerTodos()`.
|
||||
- `misEmisoras()` mirrors `EstadoRadio._cargarEmisorasCustom()`'s tolerant JSON read (reuse `parseListaTolerante`/`Emisora.fromMap` and the existing custom-file path resolution) — must not throw on missing/corrupt file, return `[]` instead.
|
||||
- `todas()` returns `[]` by default (no live snapshot yet — populated by Phase 3's `EstadoRadio` push); `porUuid()` searches across all three lists.
|
||||
- All methods must never throw on cold start (no network, no Provider tree) — swallow IO errors to empty results, per Spec "Browse requested before app state is loaded".
|
||||
- Manual check: run `flutter analyze` — no static errors. No dedicated unit test (wraps already-tested `ServicioFavoritos`/tolerant-parse paths); covered indirectly by Phase 1 fakes exercising the interface contract.
|
||||
|
||||
### 2.2 [x] Add live-snapshot mutable buffer to `FuenteEmisorasAutoLocal` (Sequential — depends on 2.1)
|
||||
- Satisfies: Design "live snapshot the source prefers".
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- Add `void actualizarSnapshot({List<Emisora>? favoritos, List<Emisora>? misEmisoras, List<Emisora>? todas})` that overrides the fields returned by `favoritos()`/`misEmisoras()`/`todas()` when set (non-null), falling back to the local reads otherwise.
|
||||
- `flutter analyze` clean; behavior exercised end-to-end in Phase 4's `EstadoRadio` tests (this method is a plain setter, no isolated test required).
|
||||
|
||||
---
|
||||
|
||||
## Phase 3 — Handler wiring (`lib/servicios/servicio_audio.dart`) [static-review-only — thin delegation to Phase 1's already-tested pure logic; no existing pattern instantiates `PluriWaveAudioHandler` in `flutter test`]
|
||||
|
||||
### 3.1 [x] Add `registrarFuenteNavegacion()` + handler field (Sequential — depends on Phase 1, 2.1)
|
||||
- Satisfies: Design "getChildren data source" registration mirroring `registrarHandler`.
|
||||
- File: `lib/servicios/servicio_audio.dart`.
|
||||
- Add a module-level `FuenteEmisorasAuto? _fuenteNavegacionGlobal;` and `void registrarFuenteNavegacion(FuenteEmisorasAuto fuente)`, mirroring the existing `registrarHandler` pattern (lines 32-36).
|
||||
- Store a reference the handler reads in the three overrides below.
|
||||
|
||||
### 3.2 [x] Override `getChildren` (Sequential — depends on 3.1)
|
||||
- Satisfies: Spec "Browsable Media Tree" (all 3 scenarios).
|
||||
- File: `lib/servicios/servicio_audio.dart`, class `PluriWaveAudioHandler`.
|
||||
- `parentMediaId == AudioService.browsableRootId` → `ConstructorArbolAuto().raiz()`.
|
||||
- Otherwise → resolve the matching emisora list from the registered `FuenteEmisorasAuto` (`favoritos`/`misEmisoras`/`todas` by folder id) and delegate to `ConstructorArbolAuto().hijos(...)`.
|
||||
- Wrap the whole body in try/catch returning `[]` on any error — never throw, per Spec "Browse requested before app state is loaded".
|
||||
|
||||
### 3.3 [x] Override `getMediaItem` (Sequential — depends on 3.1, Phase 1's `resolver`)
|
||||
- Satisfies: Spec "Media Item Resolution by ID".
|
||||
- File: `lib/servicios/servicio_audio.dart`.
|
||||
- Gather the union of all three lists from the registered source, call `ConstructorArbolAuto().resolver(id, universo)`, map to `itemEmisora` if found, else return `null`. No throw on error.
|
||||
|
||||
### 3.4 [x] Override `playFromMediaId` (Sequential — depends on 3.1, 1.12)
|
||||
- Satisfies: Spec "Play by Media ID Reuses Existing Playback Path" (both scenarios).
|
||||
- File: `lib/servicios/servicio_audio.dart`.
|
||||
- One-liner delegation: `await reproducirPorMediaId(mediaId, fuente: _fuenteNavegacao, reproducir: playMediaItem);` wrapped in try/catch that swallows and logs (never propagates), per Spec "Unknown or stale media id" scenario.
|
||||
- Manual check: `flutter analyze` clean. Logic already covered by 1.11/1.12; this override is not independently unit-tested (no handler-instantiation test pattern exists in this repo).
|
||||
|
||||
---
|
||||
|
||||
## Phase 4 — `EstadoRadio` wiring (`lib/estado/estado_radio.dart`)
|
||||
|
||||
### 4.1 [x] [RED] Live snapshot is pushed to the registered `FuenteEmisorasAuto` on favorites/custom/populares changes (Sequential — depends on Phase 2's `actualizarSnapshot`)
|
||||
- Satisfies: Design "live snapshot the source prefers".
|
||||
- File: `test/estado/estado_radio_test.dart`.
|
||||
- Inject a spy `FuenteEmisorasAuto` (records `actualizarSnapshot` calls) into `EstadoRadio` (constructor param, default unused in existing tests).
|
||||
- Assert: after `cargarPopulares()` / favorites toggle / custom-station add, the spy received an updated snapshot reflecting the new lists.
|
||||
- Run: fails (no push exists yet).
|
||||
|
||||
### 4.2 [x] [GREEN] Wire the snapshot push (Sequential — depends on 4.1)
|
||||
- File: `lib/estado/estado_radio.dart`.
|
||||
- Add optional `FuenteEmisorasAuto? fuenteAuto` constructor param; call `fuenteAuto?.actualizarSnapshot(favoritos: ..., misEmisoras: ..., todas: ...)` at the end of the existing `notifyListeners()` call sites that mutate those lists (`_cargarEmisorasCustom`, favorites load/toggle, `cargarPopulares`).
|
||||
- Run: 4.1 passes; full `estado_radio_test.dart` suite stays green (param optional, default `null`, zero behavior change for existing callers).
|
||||
|
||||
### 4.3 [x] [RED] Car-initiated playback reconciles `_emisoraSeleccionada` (Sequential — depends on 4.2)
|
||||
- Satisfies: Design "playback coherence with EstadoRadio"; Spec "Playback State Synchronization" / Scenario "User pauses from the car" (precondition: car-selected station must be reflected on the phone).
|
||||
- File: `test/estado/estado_radio_test.dart`.
|
||||
- Using the existing `_AudioControlado` fake: simulate a car-initiated selection by setting `audio.emisoraActual` to a station the `EstadoRadio` did not select via `reproducir()`, then push an `estadoStream` event.
|
||||
- Assert `estado.emisoraActual` reflects the car-selected station after the stream event (i.e., `_emisoraSeleccionada` was reconciled to `audio.emisoraActual`).
|
||||
- Run: fails (today's `_escucharErroresReproduccion` listener does not reconcile).
|
||||
|
||||
### 4.4 [x] [GREEN] Reconcile `_emisoraSeleccionada` in the state listener (Sequential — depends on 4.3)
|
||||
- File: `lib/estado/estado_radio.dart`, method `_escucharErroresReproduccion()` (current L284-297).
|
||||
- Inside the `audio.estadoStream.listen` callback, if `audio.emisoraActual != null && audio.emisoraActual!.uuid != _emisoraSeleccionada?.uuid`, set `_emisoraSeleccionada = audio.emisoraActual` before `notifyListeners()`.
|
||||
- Run: 4.3 passes; full `estado_radio_test.dart` suite (including existing error-path assertions at L458-464) stays green.
|
||||
|
||||
### 4.5 [x] [REFACTOR] Cleanup `estado_radio.dart` changes (Sequential — depends on 4.2, 4.4 green)
|
||||
- Confirm naming/comment clarity for the new `fuenteAuto` param and the reconcile branch; no behavior change.
|
||||
- Full suite stays green.
|
||||
|
||||
---
|
||||
|
||||
## Phase 5 — App wiring (`lib/main.dart`) [static-review-only — no existing `main.dart` unit-test pattern]
|
||||
|
||||
### 5.1 [x] Build and register the local browse source at startup (Sequential — depends on Phase 2, Phase 3.1, Phase 4.2)
|
||||
- Satisfies: Design "Data Flow" (cold-bind local read available before `EstadoRadio` builds).
|
||||
- File: `lib/main.dart`.
|
||||
- After `registrarHandler(handler);` (L42), construct `final fuenteAuto = FuenteEmisorasAutoLocal();` and call `registrarFuenteNavegacion(fuenteAuto);`.
|
||||
- Pass `fuenteAuto` into `PluriWaveApp(prefs: prefs, fuenteAuto: fuenteAuto)` (or the app's existing DI seam) so `EstadoRadio` receives it as the `fuenteAuto` constructor param added in 4.2.
|
||||
- Manual check: `flutter analyze` clean; existing widget/app tests (if any construct `PluriWaveApp`) stay green with the new optional param defaulting sensibly.
|
||||
|
||||
---
|
||||
|
||||
## Phase 6 — Android native declaration [static-review-only — no Android build env, `flutter build` MUST NOT run]
|
||||
|
||||
### 6.1 [x] Create `automotive_app_desc.xml` (Sequential — independent of Dart phases)
|
||||
- Satisfies: Spec "Android Auto Discovery Declaration".
|
||||
- File: `android/app/src/main/res/xml/automotive_app_desc.xml` (new).
|
||||
- Content: `<automotiveApp><uses name="media"/></automotiveApp>`.
|
||||
- Static review: valid XML, correct namespace-free root element per Android Auto docs.
|
||||
|
||||
### 6.2 [x] Add manifest meta-data (Sequential — depends on 6.1)
|
||||
- Satisfies: Spec "Android Auto Discovery Declaration".
|
||||
- File: `android/app/src/main/AndroidManifest.xml`.
|
||||
- Inside `<application>`, add `<meta-data android:name="com.google.android.gms.car.application" android:resource="@xml/automotive_app_desc"/>`.
|
||||
- Static review: placed inside `<application>`, does not duplicate an existing meta-data entry, does not disturb existing `<service>`/`<activity>` declarations.
|
||||
|
||||
### 6.3 [x] Add default station artwork drawable (Parallel with 6.1/6.2 — different file)
|
||||
- Satisfies: Spec "Playable Item Metadata" / Scenario "Station has no logo"; Design "default artwork delivery".
|
||||
- File: `android/app/src/main/res/drawable/default_station_art.png` (new binary asset).
|
||||
- Static review: filename matches `default_station_art` referenced by Phase 1's `itemEmisora()` fallback URI exactly (case-sensitive, no extension in the `android.resource://` URI).
|
||||
|
||||
---
|
||||
|
||||
## Phase 7 — Full regression sweep (Sequential — depends on all prior phases green)
|
||||
|
||||
### 7.1 [x] Run full `flutter test` suite
|
||||
- Satisfies: Design "Testing Strategy" unit rows; Proposal-level success criteria.
|
||||
- Run the entire suite (not just `navegacion_auto_test.dart`/`estado_radio_test.dart`) to catch cross-file regressions (e.g. `EstadoRadio` callers relying on the old constructor signature, existing `estado_radio_test.dart` groups touching `_escucharErroresReproduccion`).
|
||||
- Fix any incidental breakage; do not weaken unrelated tests to force green.
|
||||
- **DEVIATION (execution constraint)**: orchestrator instructions forbid running the full suite in this environment. Ran targeted files instead: `navegacion_auto_test.dart` (10/10), `estado_radio_test.dart` (21/21), `servicio_audio_reconnect_test.dart`, `servicio_audio_source_switch_test.dart`, `servicio_audio_eq_reapply_test.dart`, `servicio_audio_session_test.dart` (all green, 52/52 combined) — these cover every file touched by this change. A genuine full-suite run is recommended before merge/CI.
|
||||
|
||||
### 7.2 [x] `flutter analyze` clean pass
|
||||
- Run `flutter analyze`; zero issues across all new/modified files.
|
||||
- **DEVIATION (execution constraint)**: `flutter analyze` is disallowed in this environment (hangs). Performed manual static review instead: verified override signatures against the installed `audio_service-0.18.18` package source, verified all imports resolve, verified no unused/undeclared symbols by successfully compiling+running every touched file through `flutter test`. A real `flutter analyze` pass is still recommended before merge/CI.
|
||||
|
||||
### 7.3 [x] Manual DHU verification note (optional, non-blocking, not coded)
|
||||
- Satisfies: Design "Testing Strategy" manual row (discovery, art render, playback, play/pause sync, grid/list).
|
||||
- Record in the commit/PR description that Android Auto Desktop Head Unit (DHU) verification is recommended before shipping but not required to land this change, since native surfaces (Phase 6) have no automated coverage here.
|
||||
|
||||
---
|
||||
|
||||
## Review Workload Forecast
|
||||
|
||||
- Files touched: `lib/servicios/navegacion_auto.dart` (new, ~150-180 lines incl. `FuenteEmisorasAutoLocal`), `lib/servicios/servicio_audio.dart` (~40-60 changed lines, 3 overrides + registration), `lib/estado/estado_radio.dart` (~25-35 changed lines, ctor param + 2 call sites), `lib/main.dart` (~5-10 lines), `android/app/src/main/res/xml/automotive_app_desc.xml` (new, ~4 lines), `android/app/src/main/AndroidManifest.xml` (~2 lines), `android/app/src/main/res/drawable/default_station_art.png` (new binary), `test/servicios/navegacion_auto_test.dart` (new, ~150-200 lines), `test/estado/estado_radio_test.dart` (~60-80 new lines).
|
||||
- Estimated total changed/added lines: roughly 450-560 lines (exceeds the 400-line single-PR budget, driven mostly by the new pure-builder file plus its dedicated test file).
|
||||
- Chained PRs recommended: Yes — natural split is (a) Phase 1+2 pure builder & local source + tests (self-contained, no handler/app wiring, ~300-350 lines), (b) Phase 3+4+5 wiring into handler/EstadoRadio/main.dart (~90-115 lines), (c) Phase 6 native declaration + art asset (~10 lines + binary, zero Dart risk, static-review-only).
|
||||
- 400-line budget risk: High if delivered as one PR; Low per slice if chained as above.
|
||||
- Decision needed before apply: Yes — confirm chained delivery (and, since this repo pushes directly to `main` with no PR workflow observed in its history, confirm whether "chained" here means sequential trunk commits per phase-group rather than separate PRs) before `sdd-apply` starts Phase 3.
|
||||
- Ownership/dependency note: Phase 1 is a hard sequential blocker for Phase 2, 3, and part of 4 (`reproducirPorMediaId`, `resolver`). Phase 3 and Phase 5 both depend on Phase 2's `FuenteEmisorasAutoLocal` and Phase 1's registration constants. Phase 4 depends only on Phase 2's `actualizarSnapshot` signature, not on Phase 3 — Phase 4 and Phase 3 can proceed in parallel (different files) once Phase 2 lands. Phase 6 has zero Dart dependency and may be done anytime in parallel with all Dart phases.
|
||||
@@ -0,0 +1,115 @@
|
||||
# Verification Report
|
||||
|
||||
**Change**: android-auto-media
|
||||
**Version**: N/A
|
||||
**Mode**: Strict TDD (Dart layers) + static-review-only (Kotlin/manifest/XML/PNG, per tasks.md)
|
||||
**Reviewer**: fresh adversarial sdd-verify pass (uncommitted working tree, size:exception pending single commit)
|
||||
|
||||
---
|
||||
|
||||
### Completeness
|
||||
|
||||
| Metric | Value |
|
||||
|--------|-------|
|
||||
| Tasks total | 31 |
|
||||
| Tasks complete | 31 |
|
||||
| Tasks incomplete | 0 |
|
||||
|
||||
No incomplete tasks.
|
||||
|
||||
---
|
||||
|
||||
### Build & Tests Execution
|
||||
|
||||
**Build**: Not run (forbidden in this environment per instructions -- flutter build/analyze/gen-l10n hang here)
|
||||
|
||||
**Tests**: 31 passed / 0 failed / 0 skipped (targeted suites)
|
||||
```
|
||||
flutter test test/servicios/navegacion_auto_test.dart test/estado/estado_radio_test.dart --concurrency=1 --timeout=60s
|
||||
-> 00:01 +31: All tests passed!
|
||||
(10 in navegacion_auto_test.dart, 21 in estado_radio_test.dart)
|
||||
```
|
||||
|
||||
Additional safety-net re-run (files touched by the handler-adjacent change):
|
||||
```
|
||||
flutter test test/servicios/servicio_audio_reconnect_test.dart test/servicios/servicio_audio_source_switch_test.dart test/servicios/servicio_audio_eq_reapply_test.dart test/servicios/servicio_audio_session_test.dart --concurrency=1 --timeout=60s
|
||||
-> 00:02 +21: All tests passed!
|
||||
```
|
||||
Combined: 52/52 green -- matches the count claimed in apply-progress.md.
|
||||
|
||||
**Side effect found and reverted**: running flutter test triggered an implicit pub get that downgraded meta (1.18.0 to 1.17.0) and test_api (0.7.11 to 0.7.10) in pubspec.lock, due to this machine local pub cache. This was NOT part of the change under review -- reverted with a git checkout of pubspec.lock before this report was written. Working tree is clean of verifier-induced drift.
|
||||
|
||||
**Coverage**: Not available (no coverage tool run, per instructions)
|
||||
|
||||
---
|
||||
|
||||
### Spec Compliance Matrix
|
||||
|
||||
| Requirement | Scenario | Test | Result |
|
||||
|-------------|----------|------|--------|
|
||||
| Android Auto Discovery Declaration | Android Auto scans installed apps | static review -- automotive_app_desc.xml + manifest meta-data | COMPLIANT (static-only, no Android build env; documented exemption) |
|
||||
| Browsable Media Tree | Car requests the root | navegacion_auto_test.dart, raiz test | COMPLIANT |
|
||||
| Browsable Media Tree | Car requests a folder with no stations | navegacion_auto_test.dart, hijos empty-list test | COMPLIANT |
|
||||
| Browsable Media Tree | Browse requested before app state is loaded | none at handler level -- no test instantiates PluriWaveAudioHandler | PARTIAL -- pure-logic (hijos/raiz never throw on empty input) is tested; the handler getChildren try/catch and null-fuente fallback is only statically reviewed, never executed |
|
||||
| Playable Item Metadata | Station has a remote logo | navegacion_auto_test.dart, itemEmisora remote favicon test | COMPLIANT |
|
||||
| Playable Item Metadata | Station has no logo | navegacion_auto_test.dart, itemEmisora default-art fallback test | COMPLIANT |
|
||||
| Media Item Resolution by ID | Known station id | navegacion_auto_test.dart, resolver known-uuid test | COMPLIANT (pure resolver only; handler getMediaItem itself is static-review-only) |
|
||||
| Media Item Resolution by ID | Unknown station id | navegacion_auto_test.dart, resolver null-cases test | COMPLIANT |
|
||||
| Play by Media ID Reuses Existing Playback Path | User selects a station in the car | navegacion_auto_test.dart, reproducirPorMediaId delegates test | COMPLIANT |
|
||||
| Play by Media ID Reuses Existing Playback Path | Unknown or stale media id | navegacion_auto_test.dart, reproducirPorMediaId no-op test | COMPLIANT |
|
||||
| Playback State Synchronization | User pauses from the car | estado_radio_test.dart, reconciliation test | COMPLIANT (covers the net-new reconcile behavior; the underlying shared PlaybackState sync is pre-existing/unchanged) |
|
||||
| Playback State Synchronization | User pauses from the phone | pre-existing, unmodified code path | COMPLIANT (no new behavior -- audio pipeline untouched, not in scope for new tests) |
|
||||
|
||||
**Compliance summary**: 11/12 scenarios fully compliant, 1/12 PARTIAL (handler-level cold-start browse path is untested by execution, only by static review -- pre-declared limitation).
|
||||
|
||||
---
|
||||
|
||||
### Correctness (Static -- Structural Evidence)
|
||||
|
||||
| Requirement | Status | Notes |
|
||||
|------------|--------|-------|
|
||||
| Android Auto Discovery Declaration | Implemented | automotive_app_desc.xml declares uses name=media; manifest meta-data added inside application tag, correctly pointing to xml/automotive_app_desc |
|
||||
| Browsable Media Tree | Implemented | ConstructorArbolAuto raiz/hijos; handler dispatches by parentMediaId, wrapped in try/catch |
|
||||
| Playable Item Metadata | Implemented | itemEmisora art fallback verified against actual PNG at android/app/src/main/res/drawable/default_station_art.png; android.resource URI authority matches applicationId/namespace in build.gradle |
|
||||
| Media Item Resolution by ID | Implemented | resolver plus getMediaItem override, both null-safe |
|
||||
| Play by Media ID Reuses Existing Playback Path | Implemented | playFromMediaId delegates to reproducirPorMediaId then playMediaItem (unchanged internal path); servicio_audio.dart diff is 91 insertions and 0 deletions -- confirmed purely additive |
|
||||
| Playback State Synchronization | Implemented | Reconcile branch added in the estado listener; traced cambiarFuente in servicio_audio.dart -- emisoraActual is set synchronously before any playbackState/estadoStream emission for a given play attempt, so the reconcile branch is a provable no-op on phone-initiated plays (uuid already matches) and only fires for genuinely car-initiated changes -- confirms it cannot fight the phone UI |
|
||||
|
||||
---
|
||||
|
||||
### Coherence (Design)
|
||||
|
||||
| Decision | Followed? | Notes |
|
||||
|----------|-----------|-------|
|
||||
| getChildren data source (cold-start safe) | Yes | FuenteEmisorasAuto and registrarFuenteNavegacion mirrors registrarHandler; local reads never throw (favorites/custom wrapped in try/catch) |
|
||||
| media-id scheme | Yes | emisora colon uuid folders vs bare constants, exactly as designed |
|
||||
| default artwork delivery | Yes | android.resource URI, matches applicationId; PNG confirmed present at exact path |
|
||||
| which stations surface and ordering | Yes | ordenarEmisoras by calidad plus cap at 50, verified by the 60-to-50 test |
|
||||
| playback coherence with EstadoRadio | Yes | Reconcile branch added exactly as designed, traced safe (see above) |
|
||||
| content style (optional) | Yes | CONTENT_STYLE extras present, standard Android Auto keys |
|
||||
| Interface: actualizarSnapshot on FuenteEmisorasAuto abstract class | Deviated | Design code block only showed it on the local impl; promoted to the interface with a default no-op body -- self-documented in apply-progress as required for the fuenteAuto optional-call to type-check through the abstract-typed field. Judged: acceptable improvement, additive and behavior-neutral. |
|
||||
| Default artwork asset content | Deviated | PNG is a copy of ic_launcher.png (the launcher icon), not a bespoke no-logo placeholder. Self-documented as a known gap in apply-progress and tasks.md 6.3. Judged: acceptable to land, should fix before shipping -- functionally correct (loadable, right path and dimensions) but will show the full app icon as station art for any station without a logo, which is a UX smell. |
|
||||
|
||||
---
|
||||
|
||||
### Issues Found
|
||||
|
||||
**CRITICAL** (must fix before archive):
|
||||
None.
|
||||
|
||||
**WARNING** (should fix):
|
||||
1. Handler-level browse overrides have zero execution coverage. No test in the repo instantiates PluriWaveAudioHandler (confirmed via search), so getChildren, getMediaItem, and playFromMediaId -- including their try/catch cold-start-safety wrapper -- are only verified by static and manual review, never by a running test. This was pre-declared in tasks.md Phase 3 header as a scope limitation (no existing pattern instantiates PluriWaveAudioHandler in flutter test), and the pure logic underneath (ConstructorArbolAuto, reproducirPorMediaId) is thoroughly unit-tested -- but the actual dispatch and error-swallowing at the handler boundary is unverified by execution. Recommend a lightweight handler-instantiation test in a follow-up if the pattern is ever established, or explicit acceptance of this gap.
|
||||
2. default_station_art.png is a placeholder copy of the launcher icon, not a genuine no-logo graphic. Self-flagged by the implementer. Functionally correct and safe to land, but should be swapped before shipping to end users (tracked as an open design question already).
|
||||
3. docs/android-auto.md (new, roughly 280 lines, Spanish-language planning/how-to guide) is not listed in design.md File Changes table nor tasks.md, and is not referenced by any code or spec requirement. It reads like leftover exploration/onboarding content rather than a deliverable of this change. Harmless (documentation only, no code/behavior impact), but it is a stray artifact relative to the documented scope -- recommend either folding it into the SDD artifact trail (referencing it from design.md) or dropping it from this commit.
|
||||
|
||||
**SUGGESTION** (nice to have):
|
||||
1. The spy class in estado_radio_test.dart (FuenteEmisorasAutoEspia) implements FuenteEmisorasAuto but its actualizarSnapshot override is missing the override annotation (the other 3 methods have it). Cosmetic only -- would surface on a real flutter analyze pass as a lint, not an error.
|
||||
2. flutter analyze and a genuine full flutter test run are still pending (both explicitly deviated in tasks 7.1/7.2 due to this environment hanging on those commands) -- recommend running both in CI or a working Android toolchain before merge, as already noted by the implementer.
|
||||
3. An open question remains from design.md (confirm the system art loader accepts android.resource URIs) -- no automated way to verify without a DHU session; prioritize this manual check before shipping since a rejected URI would silently show broken art for every logo-less station.
|
||||
|
||||
---
|
||||
|
||||
### Verdict
|
||||
PASS WITH WARNINGS
|
||||
|
||||
0 CRITICAL, 3 WARNING, 3 SUGGESTION. All spec requirements are implemented and 52 of 52 targeted-plus-safety-net tests pass (independently re-run and confirmed by this reviewer). The audio pipeline (playMediaItem, just_audio wiring, reconnection controller) is verifiably untouched -- servicio_audio.dart diff is purely additive (91 insertions, 0 deletions). Manifest change is a clean, isolated addition with no regression to existing services or receivers. Handler override signatures were checked byte-for-byte against the installed audio_service 0.18.18 package source and match exactly. No stray debug prints or AI attribution were found anywhere in the diff. The one accidental side effect found during verification (pubspec.lock drift caused by this verification own flutter test invocation) was identified and reverted before this report was written, so it will not be part of the upcoming commit. Remaining warnings are pre-declared, environment-driven, or cosmetic -- none block the single-commit size-exception delivery, but the launcher-icon placeholder art and the untested handler boundary should be tracked for a fast follow-up.
|
||||
@@ -0,0 +1,92 @@
|
||||
# Apply Progress: auto-media-art-quality
|
||||
|
||||
**Mode**: Strict TDD
|
||||
**Batch**: 1 of 1 (single delivery, no chaining — forecast was Low risk, ~170-230 est. lines; actual ~347 text lines, still under 400-line budget)
|
||||
|
||||
## Completed Tasks
|
||||
|
||||
All 22 tasks in `tasks.md` are complete and marked `[x]`.
|
||||
|
||||
- [x] 1.1 [RED] `faviconUsable` test matrix
|
||||
- [x] 1.2 [GREEN] Implement `faviconUsable`
|
||||
- [x] 2.1 [RED] `indiceArtePara` formula/order test
|
||||
- [x] 2.2 [GREEN] Implement `indiceArtePara` + `_nombresArte`
|
||||
- [x] 3.1 [RED] `artUriPara` integration test (favicon gate + rotation)
|
||||
- [x] 3.2 [GREEN] Implement `artUriPara`; drop `_defaultArtUri` and old `_artUriPara`
|
||||
- [x] 3.3 [GREEN] Replace obsolete default-art test
|
||||
- [x] 4.1 [RED] `subtituloCalidad` matrix test
|
||||
- [x] 4.2 [GREEN] Implement `subtituloCalidad`
|
||||
- [x] 5.1 [RED] `itemEmisora` sets `displaySubtitle` test
|
||||
- [x] 5.2 [GREEN] Wire `displaySubtitle` into `itemEmisora`
|
||||
- [x] 5.3 [REFACTOR] Cleanup pass, doc comments, dead-reference check
|
||||
- [x] 6.1 [coverage] `Emisora.fromMap` unsanitized-favicon regression test
|
||||
- [x] 6.2 [coverage] Phone/auto art-order parity guard
|
||||
- [x] 7.1 Add 4 native drawable copies (static-review-only)
|
||||
- [x] 7.2 Delete `default_station_art.png` (static-review-only)
|
||||
- [x] 7.3 Verify `applicationId`/authority match (static-review-only)
|
||||
- [x] 8.1 Targeted regression run (`navegacion_auto_test.dart`, full suite deviation documented)
|
||||
- [x] 8.2 `flutter analyze` — DEVIATION, not run (hangs in this environment); manual static review done
|
||||
- [x] 8.3 `flutter build`/`flutter run` — DEVIATION, not run (hangs in this environment)
|
||||
- [x] 8.4 Manual DHU verification note — recorded below (non-blocking, not coded)
|
||||
|
||||
## Files Changed
|
||||
|
||||
| File | Action | What Was Done |
|
||||
|------|--------|----------------|
|
||||
| `lib/servicios/navegacion_auto.dart` | Modified | Added `faviconUsable`, `indiceArtePara`, `_nombresArte`, `artUriPara`, `subtituloCalidad`; wired `artUri`/`displaySubtitle` into `itemEmisora`; dropped `_defaultArtUri` const and old private `_artUriPara` |
|
||||
| `test/servicios/navegacion_auto_test.dart` | Modified | Added `faviconUsable`, `indiceArtePara`, `artUriPara`, `subtituloCalidad`, `itemEmisora` `displaySubtitle` extension, `Emisora.fromMap` unsanitized-favicon regression, and phone/auto art-order parity groups; replaced the obsolete `_defaultArtUri`-based default-art test; extended `_emisora()` test helper with a `codec` parameter |
|
||||
| `android/app/src/main/res/drawable/station_art_aurora.png` | Created | Verbatim byte-for-byte copy of `assets/images/station_art_aurora.png` (size-verified match) |
|
||||
| `android/app/src/main/res/drawable/station_art_cosmic.png` | Created | Verbatim byte-for-byte copy of `assets/images/station_art_cosmic.png` (size-verified match) |
|
||||
| `android/app/src/main/res/drawable/station_art_pulse.png` | Created | Verbatim byte-for-byte copy of `assets/images/station_art_pulse.png` (size-verified match) |
|
||||
| `android/app/src/main/res/drawable/station_art_nova.png` | Created | Verbatim byte-for-byte copy of `assets/images/station_art_nova.png` (size-verified match) |
|
||||
| `android/app/src/main/res/drawable/default_station_art.png` | Deleted | Retired — rotation is total (uuid always present), launcher-icon-lookalike removed per Design Decision 3 |
|
||||
|
||||
## TDD Cycle Evidence
|
||||
|
||||
| Task | RED | GREEN | REFACTOR |
|
||||
|------|-----|-------|----------|
|
||||
| 1.1/1.2 `faviconUsable` | Confirmed fail: `Method not found: 'faviconUsable'` (compile error across all call sites) | Implemented; all `faviconUsable` cases pass. **Bug found during GREEN**: `Uri.tryParse('http://').hasAuthority` returns `true` even with an empty host — initial implementation used `uri.hasAuthority`, which wrongly accepted `'http://'`. Fixed to check `uri.host.isNotEmpty` explicitly; re-ran, all pass. | Doc comments added explaining the `hasAuthority` gotcha inline |
|
||||
| 2.1/2.2 `indiceArtePara` | Confirmed fail: `Method not found: 'indiceArtePara'` | Implemented verbatim-ported formula; parity assertions pass | `_nombresArte` kept private per design; cross-link comment to `tarjeta_emisora.dart` added |
|
||||
| 3.1/3.2/3.3 `artUriPara` | Confirmed fail: `Method not found: 'artUriPara'` (multiple sites) | Implemented; replaced old `_artUriPara`/`_defaultArtUri`; obsolete default-art test replaced | Grep-confirmed zero remaining `_defaultArtUri`/old `_artUriPara` references anywhere in `lib/`/`android/` |
|
||||
| 4.1/4.2 `subtituloCalidad` | Confirmed fail: `Method not found: 'subtituloCalidad'` | Implemented per design's quality-format table incl. bitrate<=0 and whitespace-codec edge cases; all pass | — |
|
||||
| 5.1/5.2 `itemEmisora` wiring | Confirmed fail: assertion targeted not-yet-set `displaySubtitle` | Wired `displaySubtitle: subtituloCalidad(e)` into `MediaItem(...)`; full group green | 5.3: re-read top to bottom, doc comments added, dead-reference grep clean, full suite (this file) green |
|
||||
| 6.1 `Emisora.fromMap` gap regression | Coverage-only, single-pass assertion (design already characterizes current behavior) | Passed on first run — confirms `artUriPara`'s validity gate catches the `fromMap` unsanitized-favicon gap as designed | — |
|
||||
| 6.2 Phone/auto parity guard | Coverage-only, single-pass assertion | Passed — verified via `artUriPara`/`indiceArtePara` over 4 seeds covering all rotation indices (no public accessor added, keeping `_nombresArte` private per design) | — |
|
||||
|
||||
## Deviations from Design
|
||||
|
||||
- **Test verifies canonical art-name order behaviorally, not via a public constant.** Design specifies `_nombresArte` as a **private** const (task 2.2 says "Private `const _nombresArte`"). Task 2.1/6.2 ask to assert the canonical order directly. Rather than making the list public just for test access (which would contradict the design's explicit privacy choice), the order is verified indirectly through `indiceArtePara` + `artUriPara` behavior using single-character seeds (`'d'`→index 0, `'a'`→1, `'b'`→2, `'c'`→3) that deterministically cover all 4 rotation indices. This satisfies the same intent (pin the order, catch reorder drift) without leaking an implementation-private symbol.
|
||||
- No other deviations — implementation matches design (`faviconUsable`, `indiceArtePara`, `artUriPara`, `subtituloCalidad` signatures match the Design "Interfaces / Contracts" section exactly).
|
||||
|
||||
## Issues Found
|
||||
|
||||
- **Real bug caught by Strict TDD RED→GREEN cycle**: `Uri('http://').hasAuthority` returns `true` in Dart even when `host` is empty — a naive `uri.hasAuthority` check would have let `'http://'` (scheme, no host) pass as a "usable" favicon, contradicting the spec's malformed-URL rejection requirement. Fixed by checking `uri.host.isNotEmpty` explicitly. Documented inline with a code comment to prevent regression.
|
||||
- No other issues.
|
||||
|
||||
## Static Review Notes (Phase 7 — no Android build env available)
|
||||
|
||||
- 4 new drawables (`station_art_aurora/cosmic/pulse/nova.png`) copied byte-for-byte from `assets/images/` — file sizes verified identical to source (1,910,538 / 2,053,431 / 1,879,963 / 1,742,275 bytes respectively).
|
||||
- `default_station_art.png` deleted; `grep -rn default_station_art lib android` returns zero matches (excluding SDD artifact prose in `openspec/changes/auto-media-art-quality/`).
|
||||
- `android/app/build.gradle.kts:34` confirmed unchanged: `applicationId = "es.freetimelab.pluriwave"`, matching the `android.resource://es.freetimelab.pluriwave/drawable/station_art_<name>` authority built in `artUriPara`. No manifest/build.gradle change required.
|
||||
- A real Android build or DHU session is still required before shipping to confirm the OS art loader resolves the 4 new `station_art_*` drawables via `android.resource://` (Design's open question — unresolved, carried forward).
|
||||
|
||||
## Manual DHU Verification Note (task 8.4, non-blocking)
|
||||
|
||||
Recommended before merge/ship: a Desktop Head Unit (or real car) session to visually confirm (a) all 4 rotating arts render correctly per station, (b) `displaySubtitle` quality text renders as expected on the browse row, (c) no stale `default_station_art` reference lingers anywhere in the built APK's resources.
|
||||
|
||||
## Remaining Tasks
|
||||
|
||||
None — all 22 tasks complete.
|
||||
|
||||
## Workload / PR Boundary
|
||||
|
||||
- Mode: single PR (no chaining needed)
|
||||
- Current work unit: entire change (`auto-media-art-quality`), single deliverable
|
||||
- Boundary: starts from the existing `_artUriPara`/`_defaultArtUri` baseline, ends with the full validity-gate + rotation + quality-subtitle feature landed and tested
|
||||
- Estimated review budget impact: ~347 changed text lines (2 files) + 4 binary adds + 1 binary delete — comfortably under the 400-line budget (forecast: Low risk, confirmed)
|
||||
|
||||
## Status
|
||||
|
||||
22/22 tasks complete. Ready for `sdd-verify`.
|
||||
|
||||
Working tree left uncommitted (staged-ready) per instructions — no `git commit` run by this agent.
|
||||
@@ -0,0 +1,166 @@
|
||||
# Archive Report: auto-media-art-quality
|
||||
|
||||
**Date**: 2026-07-19
|
||||
**Status**: Archived
|
||||
**Verdict**: PASS WITH WARNINGS — All issues reviewed and accepted by user
|
||||
|
||||
## Executive Summary
|
||||
|
||||
Change `auto-media-art-quality` has been successfully archived. All 22 implementation tasks completed, all 25 Dart tests passing, and all spec requirements merged into the base capability spec. The change was previously BLOCKED on 2026-07-16 due to a missing base spec; that blocker is now resolved following the archival of the parent change `android-auto-media` on 2026-07-16. A single WARNING about favicon-validity-gate coverage (static-only, not live-404/dead-link detection) has been explicitly reviewed and accepted by the user as a documented limitation. The change is ready for release.
|
||||
|
||||
## Change Overview
|
||||
|
||||
### Identity
|
||||
- **Change name**: `auto-media-art-quality`
|
||||
- **Parent dependency**: `android-auto-media` (archived 2026-07-16)
|
||||
- **Domain**: Android Auto media browsing experience
|
||||
- **Scope**: 3 feature areas — Case-B favicon fallback, rotating on-brand art replacement, and audio-quality subtitle display
|
||||
|
||||
### Previously Blocked (Resolved)
|
||||
- **Previous archive attempt**: Observation #2407 recorded BLOCKED status on 2026-07-16 because `openspec/specs/android-auto-media/spec.md` did not yet exist.
|
||||
- **Blocker source**: Base capability spec was a delta-only (promoted from change artifacts); could not merge until parent was archived.
|
||||
- **Blocker resolution**: Parent change `android-auto-media` was archived 2026-07-16, promoting its delta spec to the canonical base spec at `openspec/specs/android-auto-media/spec.md`.
|
||||
- **Re-archive date**: Today, 2026-07-19 — base spec now exists and is canonical; merge can proceed.
|
||||
|
||||
## Spec Synchronization
|
||||
|
||||
### Delta Spec Metadata
|
||||
- **Source**: `openspec/changes/auto-media-art-quality/specs/android-auto-media/spec.md`
|
||||
- **Target**: `openspec/specs/android-auto-media/spec.md` (now canonical, promoted from parent change)
|
||||
- **Merge strategy**: MODIFIED requirements (no ADDED or REMOVED)
|
||||
|
||||
### Requirements Merged
|
||||
|
||||
| Status | Requirement | Changes |
|
||||
|---|---|---|
|
||||
| **MODIFIED** | Playable Item Metadata | Expanded from null/empty-favicon fallback to 3-scenario coverage: valid reachable (remote logo passthrough), Case A (null/empty, rotate on-brand), Case B (malformed/unreachable, rotate on-brand), parity (same rotation on phone & car), on-brand (not launcher icon). Includes new scenarios: "Station has a valid, reachable remote logo", "Station has no logo (Case A)", "Station's logo URL is present but unreachable (Case B)", "Fallback art matches phone-UI per-station selection", "Fallback art is on-brand, not the launcher icon". |
|
||||
| **MODIFIED** | Browsable Media Tree | Expanded from folder/playable-items structure to include 2 new scenarios for audio-quality subtitle: "Station has known codec and bitrate" (displaySubtitle with "bitrate kbps · CODEC" format), "Station has unknown codec or bitrate" (omit subtitle gracefully, never render literal "null"). |
|
||||
|
||||
### Merge Result
|
||||
- **Base spec path**: `C:\Proyectos\pluriwave\openspec\specs\android-auto-media\spec.md`
|
||||
- **Merge status**: ✅ COMPLETE — Both MODIFIED requirements replaced in-place; pre-existing requirements (Android Auto Discovery Declaration, Media Item Resolution by ID, Play by Media ID Reuses Existing Playback Path, Playback State Synchronization) unchanged.
|
||||
- **Lines affected**: ~100 net new lines (expanded requirement text + 5 new scenarios)
|
||||
- **No conflicts**: Delta scenarios all novel; no duplicate-naming collisions
|
||||
|
||||
## Archive Structure
|
||||
|
||||
### Artifact Inventory
|
||||
|
||||
| File | Type | Size | Note |
|
||||
|---|---|---|---|
|
||||
| `proposal.md` | Design artifact | 4.3 KB | Original fast-follow proposal, 3-gap closure intent |
|
||||
| `design.md` | Architecture artifact | 8.9 KB | Technical approach, 4 load-bearing design decisions, data flow, testing strategy |
|
||||
| `tasks.md` | Implementation plan | 16.2 KB | 22 tasks (8 phases) — Strict TDD, 2 files changed, 4 native drawables added, 1 deleted |
|
||||
| `apply-progress.md` | Execution record | 7.8 KB | All 22 tasks complete; single batch; ~347 text lines actual; TDD cycle evidence; 1 real bug caught (Uri.hasAuthority quirk) |
|
||||
| `verify-report.md` | Validation report | 18.6 KB | 25/25 tests passing; 0 CRITICAL, 1 WARNING, 1 SUGGESTION; adversarial checks; design coherence confirmed |
|
||||
| `specs/android-auto-media/spec.md` | Delta spec | 6.1 KB | 2 MODIFIED requirements with 5 new scenarios |
|
||||
| `archive-report.md` | This file | — | Archival summary and traceability record |
|
||||
|
||||
### Archive Location
|
||||
- **Path**: `C:\Proyectos\pluriwave\openspec\changes\archive\2026-07-19-auto-media-art-quality\`
|
||||
- **Change folder (active)**: Removed (moved to archive)
|
||||
- **Format**: Openspec hybrid (files + engram entries for cross-session recovery)
|
||||
|
||||
## Verification Summary
|
||||
|
||||
### Test Results
|
||||
- **Test count**: 25 tests total (8 pre-existing, 17 new/modified for this change)
|
||||
- **Pass rate**: 25/25 (100%)
|
||||
- **Test mode**: Strict TDD with RED→GREEN→REFACTOR evidence
|
||||
- **Coverage**: Favicon validity gate, rotation parity, subtitle matrix, leaf integration, regression guards, parity drift guards
|
||||
|
||||
### Verdict
|
||||
**PASS WITH WARNINGS**
|
||||
|
||||
#### CRITICAL Issues
|
||||
None.
|
||||
|
||||
#### WARNING-1 (User Accepted)
|
||||
**Case B coverage narrower than spec's literal text — documented limitation**
|
||||
|
||||
- **Spec requirement**: "Station's logo URL is present but unreachable (Case B)" — triggers include dead link, unreachable host, non-image response.
|
||||
- **Shipped implementation**: Static URL-shape validator only (static favicon-validity gate, no network I/O).
|
||||
- **Gap**: Syntactically-valid `https://cdn.example.com/dead-link.png` (404) or non-image responses still pass the gate; OS art loader may render broken/blank tile.
|
||||
- **Root cause**: Design.md Decision 1 explicitly rejected live-reachability checking (HTTP HEAD + cache) due to TOCTOU risk and untested-handler-path constraint (WARNING #1 from parent change).
|
||||
- **User acceptance**: Proposal's "Split Judgment" and design.md's explicit tradeoff analysis permit narrowing to malformed/non-http(s) subset only. User has reviewed verify-report and accepted this as an intended design tradeoff, documented for future teams.
|
||||
- **Residual scope**: Malformed URLs (bare hosts, wrong scheme, `http://` no authority, whitespace, unparseable), non-http(s) schemes — these ARE covered deterministically by `faviconUsable` at zero network cost and are unit-tested fully.
|
||||
- **Real-world impact**: Low-severity known limitation, same gap every mainstream Android Auto music app has. Residual live-404 case remains a documented known limitation this iteration.
|
||||
|
||||
#### SUGGESTION-1
|
||||
**Guarded assertion in artUriPara "uuids distintos" test** — low priority; same guarantee fully covered by unconditional parity test.
|
||||
|
||||
### Design Decisions Verified
|
||||
1. ✅ Static favicon validity gate (no network) — matched exactly
|
||||
2. ✅ Port `_fallbackArtFor` verbatim — formula & order confirmed identical
|
||||
3. ✅ Retire `default_station_art.png` — deletion confirmed, zero dangling refs
|
||||
4. ✅ `displaySubtitle` format & fallback matrix — matches design table exactly
|
||||
5. ✅ `_nombresArte` private; order verified behaviorally — reasonable deviation
|
||||
|
||||
## Implementation Summary
|
||||
|
||||
### Files Changed (Live Codebase)
|
||||
- `lib/servicios/navegacion_auto.dart` — +~100 lines (4 new functions, 1 integration point; -6 lines retired const)
|
||||
- `test/servicios/navegacion_auto_test.dart` — +~130 lines (6 new test groups, 1 test replacement)
|
||||
- `android/app/src/main/res/drawable/station_art_*.png` — +4 binary (byte-for-byte copies from assets)
|
||||
- `android/app/src/main/res/drawable/default_station_art.png` — -1 binary (deleted)
|
||||
- **Total**: ~347 text lines changed, 4 binary adds, 1 binary deletion; comfortably under 400-line review budget
|
||||
|
||||
### TDD Cycle
|
||||
- **Mode**: Strict TDD, no environment hangs (flutter build/run/analyze not executed per constraint)
|
||||
- **Phases**: 8 (6 behavioral, 2 coverage-only, 1 regression sweep)
|
||||
- **Evidence**: RED→GREEN→REFACTOR cycles documented per phase; 1 real bug caught (Uri.hasAuthority quirk)
|
||||
- **Safety net**: Full test file re-run on modified file; no regression
|
||||
|
||||
### Code Quality
|
||||
- **AI attribution**: Zero matches for "Anthropic", "Claude", "Co-Authored", "Generated by"
|
||||
- **Debug prints**: Zero matches for print(), debugPrint(), console.log
|
||||
- **Dead code**: Grep-confirmed zero references to retired identifiers (_defaultArtUri, _artUriPara) in live code
|
||||
- **Comment quality**: Design-contract doc comments added; cross-links to phone UI source; gotcha documented inline
|
||||
|
||||
## Rollback & Risk
|
||||
|
||||
### Rollback Plan
|
||||
Additive & reversible (as designed). Revert: restore `default_station_art.png`, `_defaultArtUri` const, old `_artUriPara`, remove 4 native drawables, drop `displaySubtitle` wiring and new tests. Phone UI and audio pipeline untouched — zero residual state.
|
||||
|
||||
### Residual Risks
|
||||
1. **Native drawable resolution** (Phase 7) — static-review-only (no Android build env). Real DHU/device session still recommended to confirm `android.resource://` URIs resolve correctly.
|
||||
2. **Live-404 favicon detection** (WARNING-1) — documented gap; accepted as known limitation.
|
||||
3. **Order-drift** (art names) — mitigated by code comment + parity guard test, no structural enforcement.
|
||||
|
||||
## Closure Sign-Off
|
||||
|
||||
### Blockers Resolved
|
||||
- ✅ Base capability spec now exists (parent archived)
|
||||
- ✅ All spec scenarios mapped to tests and passing
|
||||
- ✅ Design decisions verified in code
|
||||
- ✅ All 22 tasks completed, no stale tasks
|
||||
- ✅ Zero CRITICAL issues; WARNING-1 explicitly accepted by user
|
||||
|
||||
### Ready for Release
|
||||
This change is ready for:
|
||||
1. **Git integration**: Commit / PR / merge to main (working tree staged; no commit made by apply agent)
|
||||
2. **CI/CD**: All guardrails passed; real Android build/DHU pass recommended before shipping (Phase 7/8 note)
|
||||
3. **Release notes**: Mention the favicon-validity-gate design tradeoff (known limitation for live-404/dead-link cases)
|
||||
|
||||
### SDD Cycle Status
|
||||
- ✅ Proposed & Explored
|
||||
- ✅ Specified & Designed
|
||||
- ✅ Tasked & Applied (Strict TDD)
|
||||
- ✅ Verified (PASS WITH WARNINGS)
|
||||
- ✅ Archived (Today, 2026-07-19)
|
||||
|
||||
**This change is closed.** No further SDD phases are needed. Ready for next change.
|
||||
|
||||
## Archival Metadata
|
||||
|
||||
- **Archive path**: `openspec/changes/archive/2026-07-19-auto-media-art-quality/`
|
||||
- **Archive timestamp**: 2026-07-19 (ISO date)
|
||||
- **Artifact store**: Hybrid (files + engram for recovery)
|
||||
- **Spec base path**: `openspec/specs/android-auto-media/spec.md` (canonical, promoted from parent)
|
||||
- **Observation tracking**: All phase artifacts logged to engram with topic keys `sdd/auto-media-art-quality/{proposal|spec|design|tasks|apply-progress|verify-report|archive-report}` for cross-session traceability
|
||||
|
||||
---
|
||||
|
||||
**Archive Status**: COMPLETE
|
||||
**User Acceptance**: Explicit (WARNING-1 reviewed and accepted)
|
||||
**Next Action**: Git commit & PR; recommend DHU verification before release
|
||||
@@ -0,0 +1,96 @@
|
||||
# Design: Android Auto Media Art & Quality Polish
|
||||
|
||||
## Technical Approach
|
||||
|
||||
All logic lands in the **pure** `ConstructorArbolAuto` layer of `navegacion_auto.dart` (folders, leaves, art, subtitle) — never in the handler/browse async path, which per parent WARNING #1 still has zero execution coverage. Three pure additions: a zero-network favicon-validity gate feeding `artUriPara`, a uuid-hash rotation over 4 native drawables ported verbatim from the phone's `_fallbackArtFor`, and a `displaySubtitle` formatter from `Emisora.codec`/`bitrate`. Reuse over rebuild; phone UI and audio pipeline untouched. Realises the extended `android-auto-media` browse-item requirements.
|
||||
|
||||
## Architecture Decisions
|
||||
|
||||
### Decision: Case B (present-but-unreachable favicon) detection — LOAD-BEARING
|
||||
|
||||
**Choice**: Static favicon-URL **validity gate** (no network) + document the genuine live-then-404/host-down case as an accepted known limitation this iteration. `artUriPara` uses the favicon only when it parses as an **absolute http/https URI with an authority**; otherwise it falls open to the rotating on-brand art.
|
||||
|
||||
**Alternatives considered**:
|
||||
|
||||
| Option | Coverage | Cost | Testable (Strict TDD, no net, untested handler) | Correctness risk |
|
||||
|--------|----------|------|--------------------------------------------------|------------------|
|
||||
| (a) eager HTTP HEAD + cache | live-404 too, racy | net latency on every cold tree build; offline + cache-invalidation story | needs HTTP+cache+offline seams injected into the exact zero-coverage path | TOCTOU vs OS's own later fetch; transient offline permanently swaps *good* art |
|
||||
| (b) piggyback phone `errorWidget` signal | partial — car-first stations blind | new persisted cross-isolate shared state | new persistence subsystem to test | staleness; couples car to phone history |
|
||||
| (c) accept whole gap | none of Case B | zero | trivial | ships no A improvement |
|
||||
| (d) lazy per-station HEAD + TTL cache | live-404, deferred | net on first browse-in; TTL staleness | same seam burden as (a) | same TOCTOU/false-negative |
|
||||
| **CHOSEN: static validity gate + documented gap** | malformed/non-http subset, deterministic | **zero network** | pure sync function, no seams | none — only swaps art for a URL that could never render as a remote image |
|
||||
|
||||
**Rationale**: The OS art loader fetches `artUri` **independently and later, outside the Flutter engine** — a build-time probe *predicts* but cannot *bind* that fetch (TOCTOU): "reachable now" can 404 at render, "unreachable now" is often transient offline. So (a)/(d) trade guaranteed cost for a racy guess and can degrade a correct case. Under Strict TDD with the handler path already untested (WARNING #1), adding HTTP+cache+offline seams there is high-risk/low-reward. The **malformed/non-http(s)** subset (bare hosts, wrong scheme, `http://` with no authority, whitespace, unparseable) is a *real* slice of Radio Browser broken-art — and `Emisora.fromMap` (SQLite favorites) does **not** sanitize favicon, so these reach the tree today. We catch them deterministically at zero cost and unit-test them fully. The residual live-404 case stays a documented low-severity limitation — the same gap every mainstream Android Auto music app has. Proposal's Split Judgment explicitly permits this narrowing of A.
|
||||
|
||||
### Decision: Fallback-art selection — port `_fallbackArtFor` verbatim
|
||||
|
||||
**Choice**: Replicate the exact expression `seed.codeUnits.fold<int>(0,(a,b)=>a+b) % 4` (seed = `uuid`) and the **same ordered list** `[aurora, cosmic, pulse, nova]`, mapping the index to `android.resource://…/drawable/station_art_<name>`. **Alternatives**: share one helper across widget+service (rejected — widget returns `assets/…` paths, service needs `android.resource://` URIs; different targets). **Rationale**: Identical formula + identical order = provable phone/car parity. A parity unit test enumerates the canonical order over sample uuids; a code comment cross-links both lists to mitigate reorder drift.
|
||||
|
||||
### Decision: Native drawables + retire `default_station_art.png`
|
||||
|
||||
**Choice**: Add `station_art_{aurora,cosmic,pulse,nova}.png` to `res/drawable` (same `android.resource://` technique as parent). **Retire** `default_station_art.png` and the `_defaultArtUri` const. **Rationale**: `uuid` is always present (empty-uuid → index 0 → aurora), so rotation is **total** — no 5th fallback is reachable. Keeping the launcher-icon-lookalike is exactly the bug WARNING #2 flagged; deleting it removes the smell and dead asset. If a last resort were ever needed it would be one of the 4 arts, never a launcher copy.
|
||||
|
||||
### Decision: `displaySubtitle` quality format
|
||||
|
||||
**Choice**: `MediaItem.displaySubtitle` (the audio_service 0.18.18 field for the browsable row's secondary text — distinct from `artist`/`album`, which the play path already uses semantically). Format `"<bitrate> kbps · <CODEC>"` (codec upper-cased/trimmed, `·` U+00B7).
|
||||
|
||||
| codec | bitrate | subtitle |
|
||||
|-------|---------|----------|
|
||||
| MP3 | 128 | `128 kbps · MP3` |
|
||||
| null | 128 | `128 kbps` |
|
||||
| MP3 | null / ≤0 | `MP3` |
|
||||
| null | null / ≤0 | *omitted (leave null)* |
|
||||
|
||||
**Rationale**: `bitrate ≤ 0` (Radio Browser stores 0) and empty/whitespace codec count as unknown; when both unknown, **omit** the field entirely — never set `""` (some renderers show a blank second line) and never render `"null"`. Applied to the browse leaf `itemEmisora`; now-playing item unchanged (out of scope).
|
||||
|
||||
## Data Flow
|
||||
|
||||
Emisora ──▶ ConstructorArbolAuto.itemEmisora
|
||||
├─ artUriPara(e): faviconUsable? favicon : station_art_<idx(uuid)>
|
||||
└─ subtituloCalidad(e): codec/bitrate → "kbps · CODEC" | null
|
||||
│
|
||||
▼
|
||||
MediaItem(artUri, displaySubtitle) ──▶ OS media browser row
|
||||
|
||||
## File Changes
|
||||
|
||||
| File | Action | Description |
|
||||
|------|--------|-------------|
|
||||
| `lib/servicios/navegacion_auto.dart` | Modify | `artUriPara` validity gate + rotation; `subtituloCalidad`; `itemEmisora` sets `displaySubtitle`; drop `_defaultArtUri` |
|
||||
| `android/app/src/main/res/drawable/station_art_aurora.png` … `_nova.png` | Create | 4 native copies of `assets/images/station_art_*.png` |
|
||||
| `android/app/src/main/res/drawable/default_station_art.png` | Delete | Launcher-icon copy retired (WARNING #2); rotation is total |
|
||||
| `test/servicios/navegacion_auto_test.dart` | Modify | Add validity-gate, rotation-parity, subtitle-matrix, leaf-integration tests; update the old default-art test |
|
||||
|
||||
## Interfaces / Contracts
|
||||
|
||||
```dart
|
||||
// All pure, no platform — unit-testable without net or Android build.
|
||||
String artUriPara(Emisora e); // valid http(s) favicon | rotating drawable URI
|
||||
String? subtituloCalidad(Emisora e); // formatted quality | null when both unknown
|
||||
int indiceArtePara(String seed); // fold-mod index, parity-critical (test seam)
|
||||
bool faviconUsable(String? favicon); // absolute http/https + authority
|
||||
```
|
||||
|
||||
Drawable URI: `android.resource://es.freetimelab.pluriwave/drawable/station_art_<name>`.
|
||||
|
||||
## Testing Strategy
|
||||
|
||||
| Layer | What | Approach |
|
||||
|-------|------|----------|
|
||||
| Unit | Validity gate: http/https+authority passes; null/empty/whitespace/no-scheme/`http://`/relative/non-http → fallback | pure `faviconUsable`/`artUriPara` |
|
||||
| Unit | Rotation parity: index over sample uuids maps to correct drawable in canonical order | pure |
|
||||
| Unit | Subtitle matrix (5 rows incl. bitrate ≤0 and both-null→null) | pure `subtituloCalidad` |
|
||||
| Unit | `itemEmisora`: rotating `artUri` on invalid favicon; `displaySubtitle` set/omitted | builder assertions |
|
||||
| Static | 4 drawables present, authority matches applicationId; `default_station_art` removed | file check (no Android build) |
|
||||
| Manual DHU | Real art + subtitle render in car | user-side |
|
||||
|
||||
Stays entirely in the pure layer — does **not** add I/O to the untested handler path (does not widen WARNING #1).
|
||||
|
||||
## Migration / Rollout
|
||||
|
||||
Additive/reversible. Revert: restore `default_station_art.png`, `_defaultArtUri` and the old `_artUriPara`; delete the 4 drawables; drop `displaySubtitle` and the new tests. Phone UI and audio pipeline untouched — zero residual state.
|
||||
|
||||
## Open Questions
|
||||
|
||||
- [ ] Confirm the OS art loader accepts `android.resource://` for the 4 new drawables (carries over from parent's open Q; low risk — identical mechanism already static-verified for `default_station_art`). Verify in a DHU session.
|
||||
- [x] Live-then-404/host-down favicon detection — resolved: deferred as a documented known limitation this iteration (see Decision 1).
|
||||
@@ -0,0 +1,68 @@
|
||||
# Proposal: Android Auto Media Art & Quality Polish
|
||||
|
||||
## Intent
|
||||
|
||||
Fast-follow to `android-auto-media`, closing 3 gaps that parent's verify-report flagged (PASS WITH WARNINGS) plus one requested capability. In the car head unit today: (1) stations whose favicon URL is present but dead render broken/blank art — Android Auto resolves `artUri` OUTSIDE the Flutter engine, so the phone's `CachedNetworkImage.errorWidget` fallback never runs (only empty-favicon Case A is handled); (2) the fallback art is a byte-for-byte copy of the launcher icon, reading as a bug; (3) browse items expose no audio-quality hint even though `Emisora.codec`/`bitrate` already exist. This picks up the "fallback artwork for stations without favicons" work deferred in engram #2290.
|
||||
|
||||
## Scope
|
||||
|
||||
### In Scope
|
||||
- **A** — Degrade Android Auto art gracefully when favicon is present but unreachable (Case B), not only empty (Case A).
|
||||
- **B** — Replace launcher-icon placeholder with the 4 on-brand `station_art_*` assets, reusing `_fallbackArtFor`'s deterministic per-station hash-by-uuid rotation for phone/car parity. Requires native Android drawable copies of the 4 PNGs (same `android.resource://` technique as existing `default_station_art.png`).
|
||||
- **C** — Surface `codec` + `bitrate` (e.g. "128 kbps · MP3") via `MediaItem.displaySubtitle` on browse items; omit gracefully when unknown (never "null kbps").
|
||||
- Strict-TDD Dart tests for rotation selection, subtitle formatting, and Case-B fallback path.
|
||||
|
||||
### Out of Scope
|
||||
- Commissioning brand-new custom artwork (no image-gen tooling here, #2290; reuse existing approved assets — external follow-up may add custom art later).
|
||||
- iOS CarPlay; voice search; phone-UI art changes (already correct).
|
||||
- `flutter build`/`analyze`/`gen-l10n` (hang in this environment).
|
||||
|
||||
## Capabilities
|
||||
|
||||
### New Capabilities
|
||||
- None.
|
||||
|
||||
### Modified Capabilities
|
||||
- `android-auto-media`: browse-item requirements extended — artwork MUST degrade gracefully for both empty AND unreachable favicons using on-brand rotating placeholders, and playable items SHOULD carry an audio-quality subtitle.
|
||||
|
||||
## Approach
|
||||
|
||||
Reuse, don't rebuild — mirror the phone UI. Port `_fallbackArtFor`'s uuid-hash rotation into `navegacion_auto.dart` so `_artUriPara()` picks one of 4 native drawables. Add `displaySubtitle` in `itemEmisora()` from existing `codec`/`bitrate`. **Deferred to design.md — the real open question:** HOW to detect Case B (dead URL) with no Flutter image widget in the OS browser loop. Design must weigh proactive reachability check + cache (network cost, staleness, invalidation) vs. piggybacking the phone's `CachedNetworkImage` error signal (misses car-first-open stations) vs. documenting the gap as a known limitation this iteration.
|
||||
|
||||
## Affected Areas
|
||||
|
||||
| Area | Impact | Description |
|
||||
|------|--------|-------------|
|
||||
| `lib/servicios/navegacion_auto.dart` | Modified | `_artUriPara()` rotation + Case-B fallback; `itemEmisora()` subtitle |
|
||||
| `android/app/src/main/res/drawable/station_art_*.png` | New | 4 native copies of brand assets |
|
||||
| `android/app/src/main/res/drawable/default_station_art.png` | Removed/Kept | Retire launcher-icon copy (design confirms) |
|
||||
| `test/` (Dart) | New | Rotation, subtitle, fallback tests |
|
||||
|
||||
## Risks
|
||||
|
||||
| Risk | Likelihood | Mitigation |
|
||||
|------|------------|------------|
|
||||
| Case-B detection adds unbounded network cost | Med | Design phase decides; may accept as documented gap |
|
||||
| Native drawable / asset drift over time | Low | Comment linking copies to `assets/images/` source |
|
||||
| Malformed codec/bitrate → ugly subtitle | Low | Format guard; omit when either is unknown |
|
||||
|
||||
## Split Judgment
|
||||
|
||||
Keep as ONE change: A+B+C all touch `navegacion_auto.dart` browse-item construction and share tests. If design finds Case-B reachability checking too costly/complex, split A into its own follow-up and ship B+C (pure, low-risk parity + subtitle) first.
|
||||
|
||||
## Rollback Plan
|
||||
|
||||
Additive. Revert PR: restore `_artUriPara()`, drop `displaySubtitle`, delete the 4 native drawables (and restore `default_station_art.png` if retired), remove new tests. Phone UI and audio pipeline untouched — zero residual state.
|
||||
|
||||
## Dependencies
|
||||
|
||||
- `audio_service ^0.18.18` (present; `MediaItem.displaySubtitle`).
|
||||
- Existing `assets/images/station_art_*.png` (source for native copies).
|
||||
|
||||
## Success Criteria
|
||||
|
||||
- [ ] Unreachable favicon shows on-brand art in car, not broken/blank (or gap documented).
|
||||
- [ ] Fallback uses rotating `station_art_*`, matching phone per-station selection.
|
||||
- [ ] Launcher-icon-as-art no longer appears.
|
||||
- [ ] Browse items show quality subtitle; unknown quality omits cleanly.
|
||||
- [ ] Dart tests pass under `flutter test`.
|
||||
+77
@@ -0,0 +1,77 @@
|
||||
# Delta for Android Auto Media
|
||||
|
||||
## MODIFIED Requirements
|
||||
|
||||
### Requirement: Playable Item Metadata
|
||||
|
||||
Every playable `MediaItem` (station) MUST include a non-empty `title` and a loadable `artUri`. Stations without a logo MUST fall back to on-brand artwork, and stations whose logo URL cannot actually be loaded MUST degrade to the same on-brand fallback instead of rendering broken or blank art. The fallback MUST be visually consistent with the phone UI's per-station rotation rather than a generic launcher-icon copy.
|
||||
(Previously: fallback only covered a null/empty favicon and pointed at a bundled default-artwork asset that read as a copy of the launcher icon.)
|
||||
|
||||
#### Scenario: Station has a valid, reachable remote logo
|
||||
|
||||
- GIVEN a station has a remote logo URL that resolves to a loadable image
|
||||
- WHEN it is mapped to a `MediaItem`
|
||||
- THEN `title` is the station name and `artUri` is the station's logo URL
|
||||
|
||||
#### Scenario: Station has no logo (Case A)
|
||||
|
||||
- GIVEN a station has no logo (`favicon` is null or empty)
|
||||
- WHEN it is mapped to a `MediaItem`
|
||||
- THEN `artUri` is set to one of the on-brand `station_art_*` fallback assets instead of being empty or null
|
||||
|
||||
#### Scenario: Station's logo URL is present but unreachable (Case B)
|
||||
|
||||
- GIVEN a station has a non-empty `favicon` URL that cannot be loaded (dead link, unreachable host, or non-image response)
|
||||
- WHEN it is mapped to (or resolved as) a `MediaItem` in the Android Auto browse tree
|
||||
- THEN the system SHALL show the same on-brand fallback art used for Case A instead of broken or blank art
|
||||
- AND the car head unit MUST NOT display an empty, broken-image, or indefinitely-loading art tile for that station
|
||||
|
||||
#### Scenario: Fallback art matches phone-UI per-station selection
|
||||
|
||||
- GIVEN a station falls back to on-brand art (Case A or Case B)
|
||||
- WHEN the fallback asset is chosen for that station
|
||||
- THEN the selected asset MUST be one of the same 4 rotating assets used by the phone UI (`station_art_aurora`, `station_art_cosmic`, `station_art_pulse`, `station_art_nova`)
|
||||
- AND the same station MUST deterministically resolve to the same asset on both the phone UI and Android Auto (per-station selection parity), not a random or session-varying choice
|
||||
|
||||
#### Scenario: Fallback art is on-brand, not the launcher icon
|
||||
|
||||
- GIVEN a station requires fallback art (Case A or Case B)
|
||||
- WHEN its `artUri` is resolved
|
||||
- THEN it MUST NOT point at a byte-for-byte copy of the app launcher icon
|
||||
- AND it MUST point at one of the 4 on-brand `station_art_*` assets
|
||||
|
||||
### Requirement: Browsable Media Tree
|
||||
|
||||
`getChildren` MUST return a browsable tree rooted at `AudioService.browsableRootId`, organized into non-playable folders (Favoritos, Todas las emisoras, Mis emisoras) containing playable station items. Playable station items SHOULD carry an audio-quality subtitle when known.
|
||||
(Previously: no subtitle requirement; folders and playable items were otherwise unchanged.)
|
||||
|
||||
#### Scenario: Car requests the root
|
||||
|
||||
- GIVEN the car head unit connects and requests the root (`AudioService.browsableRootId`)
|
||||
- WHEN `getChildren` is called with the root id
|
||||
- THEN it returns three folder `MediaItem`s (Favoritos, Todas las emisoras, Mis emisoras), each with `playable: false`
|
||||
|
||||
#### Scenario: Car requests a folder with no stations
|
||||
|
||||
- GIVEN the user has zero favorite stations
|
||||
- WHEN `getChildren` is called with the Favoritos folder id
|
||||
- THEN it returns an empty list, not an error
|
||||
|
||||
#### Scenario: Browse requested before app state is loaded
|
||||
|
||||
- GIVEN the audio handler starts cold and station/favorites Provider state has not finished loading
|
||||
- WHEN `getChildren` is called (root or any folder)
|
||||
- THEN it returns a valid, possibly empty, list without throwing and without blocking or crashing the service
|
||||
|
||||
#### Scenario: Station has known codec and bitrate
|
||||
|
||||
- GIVEN a station's `Emisora.codec` and `Emisora.bitrate` are both known (non-null)
|
||||
- WHEN it is mapped to a playable `MediaItem`
|
||||
- THEN `displaySubtitle` SHALL contain a human-readable quality hint combining bitrate and codec (e.g. "128 kbps · MP3")
|
||||
|
||||
#### Scenario: Station has unknown codec or bitrate
|
||||
|
||||
- GIVEN a station's `Emisora.codec` or `Emisora.bitrate` (or both) is null/unknown
|
||||
- WHEN it is mapped to a playable `MediaItem`
|
||||
- THEN `displaySubtitle` SHALL omit the quality hint gracefully (no subtitle, or a subtitle with no quality fragment)
|
||||
- AND the subtitle MUST NOT render literal placeholder text such as "null kbps" or "null · null"
|
||||
@@ -0,0 +1,201 @@
|
||||
# Tasks: auto-media-art-quality
|
||||
|
||||
Strict TDD active for Dart layers. Behavioral task = RED (failing test) -> GREEN (minimal impl) -> REFACTOR (cleanup, still green). Native/XML/PNG/build.gradle tasks have no `flutter test` coverage (no Android build env) — marked **[static-review-only]**; `flutter build`/`flutter run`/`flutter analyze` MUST NOT be executed in this environment (they hang). "Parallel" tasks have no file overlap with concurrently-listed siblings; "Sequential" tasks depend on a prior task's output.
|
||||
|
||||
Affected files: `lib/servicios/navegacion_auto.dart`, `android/app/src/main/res/drawable/station_art_aurora.png`, `android/app/src/main/res/drawable/station_art_cosmic.png`, `android/app/src/main/res/drawable/station_art_pulse.png`, `android/app/src/main/res/drawable/station_art_nova.png`, `android/app/src/main/res/drawable/default_station_art.png` (deleted), `test/servicios/navegacion_auto_test.dart`.
|
||||
|
||||
Baseline (verified against live code, not trusted from spec/design prose):
|
||||
- `lib/servicios/navegacion_auto.dart:12-17` — `_defaultArtUri` const, to be dropped.
|
||||
- `lib/servicios/navegacion_auto.dart:102-108` — `itemEmisora()`, sets `artUri` only, no `displaySubtitle`.
|
||||
- `lib/servicios/navegacion_auto.dart:110-113` — `_artUriPara(e)`: null/empty favicon check only, no URL-shape validation.
|
||||
- `lib/widgets/tarjeta_emisora.dart:361-370` — `_fallbackArtFor(seed)`: `[aurora, cosmic, pulse, nova]` order, `seed.codeUnits.fold<int>(0,(a,b)=>a+b) % arts.length`, assets at `assets/images/station_art_<name>.png`.
|
||||
- `lib/modelos/emisora.dart:60-78` — `Emisora.fromMap` (SQLite favorites row) assigns `favicon: map['favicon'] as String?` with **no sanitization** (unlike `Emisora.fromApi:47`, which runs `_nonEmpty`). Confirms design.md's claim: malformed/whitespace favicon values from favorites rows reach the tree unfiltered today.
|
||||
- `android/app/src/main/res/drawable/default_station_art.png` exists (only PNG currently in that directory) — to be deleted.
|
||||
- `assets/images/station_art_{aurora,cosmic,pulse,nova}.png` exist — source images to copy into `android/app/src/main/res/drawable/`.
|
||||
- `android/app/build.gradle.kts:34` — `applicationId = "es.freetimelab.pluriwave"`, matches the existing `android.resource://es.freetimelab.pluriwave/drawable/...` authority used by `_defaultArtUri` and the design's new `station_art_<name>` URIs. No manifest/build.gradle change is needed — adding `res/drawable` PNGs requires no manifest declaration (unlike the parent change's `automotive_app_desc.xml` meta-data, which pointed at an XML resource).
|
||||
- `test/servicios/navegacion_auto_test.dart:45-63` — existing test asserts fallback to `_defaultArtUri` on null/empty favicon; must be replaced (not just extended) since `_defaultArtUri` is retired.
|
||||
- `audio_service-0.18.18` (`lib/audio_service.dart:622`): `MediaItem.displaySubtitle` is `String?` — nullable, safe to pass a nullable `subtituloCalidad(e)` result directly.
|
||||
|
||||
---
|
||||
|
||||
## Phase 1 — Favicon validity gate (`faviconUsable`)
|
||||
|
||||
### 1.1 [x] [RED] `faviconUsable` rejects malformed/non-http(s) favicons, accepts valid http(s) (Sequential — first task, defines the seam)
|
||||
- Satisfies: Design Decision "Case B detection" (static validity gate); Spec "Playable Item Metadata" / Scenario "Station's logo URL is present but unreachable (Case B)" (malformed subset).
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- New `group('faviconUsable', ...)`. Table-driven cases, each asserting `faviconUsable(input) == expected`:
|
||||
- `null` → `false`
|
||||
- `''` → `false`
|
||||
- `' '` (whitespace only) → `false`
|
||||
- `'ftp://cdn.example.com/logo.png'` (non-http(s) scheme) → `false`
|
||||
- `'cdn.example.com/logo.png'` (no scheme, bare host) → `false`
|
||||
- `'http://'` (scheme present, no authority) → `false`
|
||||
- `'/relative/path/logo.png'` (relative, no scheme) → `false`
|
||||
- `'not a url at all $$$ ///'` (unparseable/garbage) → `false`
|
||||
- `'http://cdn.example.com/logo.png'` → `true`
|
||||
- `'https://cdn.example.com/logo.png'` → `true`
|
||||
- Run: fails (`faviconUsable` not implemented / not exported).
|
||||
|
||||
### 1.2 [x] [GREEN] Implement `faviconUsable` (Sequential — depends on 1.1)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- Top-level (or static) `bool faviconUsable(String? favicon)`: trim; if null/empty after trim → `false`. `Uri.tryParse(trimmed)`; if parse fails → `false`. Require `scheme == 'http' || scheme == 'https'` AND `uri.hasAuthority` (non-empty host) → `true`, else `false`.
|
||||
- Run: 1.1 passes.
|
||||
|
||||
---
|
||||
|
||||
## Phase 2 — Rotation parity (`indiceArtePara`)
|
||||
|
||||
### 2.1 [x] [RED] `indiceArtePara` matches `tarjeta_emisora.dart`'s `_fallbackArtFor` formula and order (Sequential — depends on Phase 1 file existing, independent logic)
|
||||
- Satisfies: Design Decision "Fallback-art selection — port `_fallbackArtFor` verbatim"; Spec "Fallback art matches phone-UI per-station selection".
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- New `group('indiceArtePara', ...)`. Assert `indiceArtePara(seed)` for a handful of sample uuids reproduces `seed.codeUnits.fold<int>(0,(a,b)=>a+b) % 4` computed inline in the test (do not hardcode indices without showing the formula), covering at least: an empty string (`''` → index 0, since `fold` over no elements is 0), a short seed, and a real-looking uuid.
|
||||
- Assert the canonical order constant (or equivalent) used for mapping index→name is exactly `['aurora', 'cosmic', 'pulse', 'nova']`, matching `tarjeta_emisora.dart:362-367`.
|
||||
- Run: fails.
|
||||
|
||||
### 2.2 [x] [GREEN] Implement `indiceArtePara` + canonical art-name list (Sequential — depends on 2.1)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- `int indiceArtePara(String seed) => seed.codeUnits.fold<int>(0, (a, b) => a + b) % 4;` — verbatim port, same formula as `tarjeta_emisora.dart:368`.
|
||||
- Private `const _nombresArte = ['aurora', 'cosmic', 'pulse', 'nova']` — same order as `tarjeta_emisora.dart:363-366`. Add a code comment cross-linking to `tarjeta_emisora.dart`'s `_fallbackArtFor` to mitigate reorder drift (per design.md's stated mitigation, since there is no structural enforcement of order — see Phase 6 for the added test-level guard).
|
||||
- Run: 2.1 passes.
|
||||
|
||||
---
|
||||
|
||||
## Phase 3 — `artUriPara` integration (favicon gate + rotating drawable, retires `_defaultArtUri`)
|
||||
|
||||
### 3.1 [x] [RED] `artUriPara` returns the favicon when usable, a rotating `station_art_<name>` drawable URI otherwise (Sequential — depends on 1.2, 2.2)
|
||||
- Satisfies: Design Decision 1 (validity gate) + Decision 2 (rotation) combined at the `artUriPara` seam; Spec "Playable Item Metadata" (all 5 scenarios).
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- New `group('artUriPara', ...)`:
|
||||
- Valid `https://` favicon → `artUriPara(e) == e.favicon`.
|
||||
- `null` favicon → `artUriPara(e) == 'android.resource://es.freetimelab.pluriwave/drawable/station_art_<expected-name-for-uuid>'` (compute expected name via `indiceArtePara(e.uuid)` + canonical order in the test, not a hardcoded guess).
|
||||
- `''` favicon → same rotating-drawable behavior as null.
|
||||
- Malformed favicon (e.g. `'ftp://x/y.png'`, `'not a url'`) → same rotating-drawable behavior (Case B malformed subset).
|
||||
- Two different uuids that hash to different indices → assert their resolved `artUriPara` values differ (parity smoke check, not full enumeration — that's Phase 6).
|
||||
- Same uuid called twice → identical result (determinism).
|
||||
- Run: fails.
|
||||
|
||||
### 3.2 [x] [GREEN] Implement `artUriPara`; drop `_defaultArtUri` and the old `_artUriPara` (Sequential — depends on 3.1)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- Replace `_artUriPara` (lines 110-113) with `String artUriPara(Emisora e) => faviconUsable(e.favicon) ? e.favicon! : 'android.resource://es.freetimelab.pluriwave/drawable/station_art_${_nombresArte[indiceArtePara(e.uuid)]}';`.
|
||||
- Delete `_defaultArtUri` const (lines 12-17) — dead now that rotation is total (design.md Decision 3: uuid always present, empty-uuid → index 0 → aurora, no 5th fallback reachable).
|
||||
- Update `itemEmisora()` (line 106) call site from `_artUriPara(e)` to `artUriPara(e)`.
|
||||
- Run: 3.1 passes.
|
||||
|
||||
### 3.3 [x] [GREEN] Replace the obsolete default-art test in `itemEmisora` group (Sequential — depends on 3.2)
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- Replace the test at lines 45-63 (`'cae al arte por defecto cuando el favicon es null o vacío'`, which asserts the now-deleted `_defaultArtUri` literal) with an assertion that both null- and empty-favicon cases resolve to the correct rotating `station_art_<name>` URI per `indiceArtePara`, consistent with the Phase 3.1 cases.
|
||||
- Run: full `navegacion_auto_test.dart` green.
|
||||
|
||||
---
|
||||
|
||||
## Phase 4 — Quality subtitle (`subtituloCalidad`)
|
||||
|
||||
### 4.1 [x] [RED] `subtituloCalidad` matrix: both known, codec-only, bitrate-only, both unknown, bitrate<=0 (Sequential — independent of Phase 1-3, same file)
|
||||
- Satisfies: Design Decision "`displaySubtitle` quality format"; Spec "Station has known codec and bitrate" / "Station has unknown codec or bitrate".
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- New `group('subtituloCalidad', ...)`, one case per design.md's table plus the `bitrate <= 0` edge (Radio Browser stores 0 for unknown):
|
||||
- `codec: 'mp3', bitrate: 128` → `'128 kbps · MP3'` (codec upper-cased; `·` is U+00B7).
|
||||
- `codec: null, bitrate: 128` → `'128 kbps'`.
|
||||
- `codec: 'mp3', bitrate: null` → `'MP3'`.
|
||||
- `codec: 'mp3', bitrate: 0` → `'MP3'` (bitrate ≤ 0 treated as unknown).
|
||||
- `codec: null, bitrate: null` → `null` (not `''`, not the literal string `'null'`).
|
||||
- `codec: null, bitrate: 0` → `null`.
|
||||
- `codec: ' '` (whitespace-only codec), `bitrate: null` → `null` (whitespace codec counts as unknown per design.md's "empty/whitespace codec count as unknown").
|
||||
- `codec: ' mp3 '` (whitespace-padded codec), `bitrate: 128` → `'128 kbps · MP3'` (trimmed).
|
||||
- Explicitly assert none of the outputs contain the substring `'null'` (defends the "never render literal null" requirement directly, not just via exact-match).
|
||||
- Run: fails.
|
||||
|
||||
### 4.2 [x] [GREEN] Implement `subtituloCalidad` (Sequential — depends on 4.1)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- `String? subtituloCalidad(Emisora e)`: normalize codec via `trim().toUpperCase()`, treat empty-after-trim as unknown; treat `bitrate == null || bitrate! <= 0` as unknown.
|
||||
- Both known → `'$bitrate kbps · $codecUpper'`. Bitrate only → `'$bitrate kbps'`. Codec only → `codecUpper`. Both unknown → `null` (never `''`, never a string containing `'null'`).
|
||||
- Run: 4.1 passes.
|
||||
|
||||
---
|
||||
|
||||
## Phase 5 — `itemEmisora` wiring (`displaySubtitle`)
|
||||
|
||||
### 5.1 [x] [RED] `itemEmisora` sets `displaySubtitle` from `subtituloCalidad`; omits it (leaves `null`) when both unknown (Sequential — depends on 3.2, 4.2)
|
||||
- Satisfies: Spec "Browsable Media Tree" / Scenario "Station has known codec and bitrate" + "Station has unknown codec or bitrate", applied at the leaf-building integration point.
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- Extend the existing `group('ConstructorArbolAuto.itemEmisora', ...)`:
|
||||
- `Emisora` with `codec: 'mp3', bitrate: 128` → `item.displaySubtitle == '128 kbps · MP3'`.
|
||||
- `Emisora` with `codec: null, bitrate: null` → `item.displaySubtitle == null`.
|
||||
- Run: fails (current `itemEmisora` at lines 102-108 never sets `displaySubtitle`).
|
||||
|
||||
### 5.2 [x] [GREEN] Wire `displaySubtitle` into `itemEmisora` (Sequential — depends on 5.1)
|
||||
- File: `lib/servicios/navegacion_auto.dart`.
|
||||
- Add `displaySubtitle: subtituloCalidad(e)` to the `MediaItem(...)` construction in `itemEmisora` (lines 102-108), alongside the existing `artUri: Uri.parse(artUriPara(e))`.
|
||||
- Run: 5.1 passes; full `itemEmisora` group green.
|
||||
|
||||
### 5.3 [x] [REFACTOR] Cleanup pass on `navegacion_auto.dart` (Sequential — depends on 3.2, 4.2, 5.2 all green)
|
||||
- Re-read top to bottom: doc-comment `faviconUsable`/`artUriPara`/`indiceArtePara`/`subtituloCalidad` per the Design "Interfaces / Contracts" signatures; confirm no leftover reference to `_defaultArtUri` or the old `_artUriPara` anywhere in the file (grep the file for both identifiers — should return zero matches).
|
||||
- Full `navegacion_auto_test.dart` suite stays green.
|
||||
|
||||
---
|
||||
|
||||
## Phase 6 — Downstream coverage & drift guards (favorites sanitization gap, phone/car order parity)
|
||||
|
||||
### 6.1 [x] [RED→GREEN, coverage-only] Test that `faviconUsable`/`artUriPara` catches the unsanitized `Emisora.fromMap` favicon gap (Sequential — depends on 3.2)
|
||||
- Satisfies: Design Decision 1's explicit callout that `Emisora.fromMap` (SQLite favorites, `lib/modelos/emisora.dart:60-78`) does not sanitize `favicon` (no `_nonEmpty`, unlike `Emisora.fromApi:47`) — confirms the validity gate is the correct place to catch this, rather than silently assuming it.
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- Build an `Emisora` via `Emisora.fromMap({...})` (not the `_emisora()` test helper) with a malformed/whitespace favicon value in the map (e.g. `'favicon': ' '`, or `'favicon': 'not-a-url'`) that `fromMap` passes through unsanitized. Assert `artUriPara(builtEmisora)` resolves to a rotating `station_art_<name>` URI, not the malformed string.
|
||||
- This is a regression-style test, not a design-doc gap-fix: it documents the current architecture's division of responsibility (sanitize-at-read-boundary vs sanitize-at-render-boundary) and pins it in place. If it fails, `fromMap` started sanitizing (fine) or the gate regressed (not fine) — either way the test makes the boundary explicit instead of assumed.
|
||||
- Run: passes on first run once Phase 3 lands (this is a characterization test of already-implemented behavior, so RED/GREEN collapses to a single assertion pass — still write it before considering Phase 3 "done" in spirit, but there is no separate implementation step).
|
||||
|
||||
### 6.2 [x] [RED→GREEN, coverage-only] Parity guard: phone-UI asset order and Android-Auto drawable order stay identical (Sequential — depends on 2.2)
|
||||
- Satisfies: Design.md's explicitly flagged risk — "reorder drift" between `tarjeta_emisora.dart`'s `_fallbackArtFor` asset list and `navegacion_auto.dart`'s `_nombresArte` list, called out as having "no structural enforcement," mitigated only by a code comment + this test.
|
||||
- File: `test/servicios/navegacion_auto_test.dart`.
|
||||
- New `group('parity: phone/auto art order', ...)`. Since `_fallbackArtFor`'s asset list is private to `tarjeta_emisora.dart` and returns `assets/...` paths (not directly importable/comparable in form), this test hardcodes the canonical order `['aurora', 'cosmic', 'pulse', 'nova']` **once**, with a comment explaining it must be kept in sync with `tarjeta_emisora.dart:363-367`'s literal list, and asserts `navegacion_auto.dart`'s exposed art-name list/mapping matches it element-for-element, in order.
|
||||
- This does not eliminate drift risk (design.md accepts that — no structural enforcement chosen) but ensures any future reorder in `navegacion_auto.dart` alone breaks a test immediately; a reorder in `tarjeta_emisora.dart` alone still requires a human to update this test's hardcoded list (documented limitation, same as design.md's own acknowledgment).
|
||||
- Run: passes once Phase 2 lands.
|
||||
|
||||
---
|
||||
|
||||
## Phase 7 — Android native drawables (retiring `default_station_art.png`) [static-review-only — no Android build env, `flutter build`/`flutter run`/`flutter analyze` MUST NOT be executed]
|
||||
|
||||
### 7.1 [x] Add 4 native drawable copies (Parallel with 7.2 — different files within the same directory, no overlapping content)
|
||||
- Satisfies: Spec "Fallback art matches phone-UI per-station selection" + "Fallback art is on-brand, not the launcher icon"; Design "Native drawables + retire `default_station_art.png`".
|
||||
- Files: `android/app/src/main/res/drawable/station_art_aurora.png`, `station_art_cosmic.png`, `station_art_pulse.png`, `station_art_nova.png` (new binary assets).
|
||||
- Copy verbatim from `assets/images/station_art_{aurora,cosmic,pulse,nova}.png` — same technique the parent change used for `default_station_art.png` (Phase 6.3 there).
|
||||
- Static review: filenames match exactly (case-sensitive) the names produced by `_nombresArte`/`indiceArtePara` in `navegacion_auto.dart` (`station_art_<name>`, no extension in the `android.resource://` URI), matching the pattern already verified working for `default_station_art`.
|
||||
|
||||
### 7.2 [x] Delete `default_station_art.png` (Parallel with 7.1 — different file)
|
||||
- Satisfies: Design Decision "Native drawables + retire `default_station_art.png`" — rotation is total (uuid always present, empty-uuid → index 0 → aurora), so this drawable is unreachable dead weight and a byte-for-byte launcher-icon lookalike (parent change's WARNING #2).
|
||||
- File: `android/app/src/main/res/drawable/default_station_art.png` (delete).
|
||||
- Static review: confirm no remaining reference to `default_station_art` anywhere in the codebase after Phase 3.2 removes the Dart-side const (grep `default_station_art` across `lib/` and `android/` — should return zero matches after this task, other than this tasks.md/spec/design history).
|
||||
|
||||
### 7.3 [x] Verify `applicationId`/authority match for the new drawable URIs (Parallel with 7.1/7.2 — read-only verification, no file changes expected)
|
||||
- Satisfies: precedent from parent change's WARNING notes (authority/applicationId must match for `android.resource://` URIs to resolve).
|
||||
- Already verified during task planning: `android/app/build.gradle.kts:34` sets `applicationId = "es.freetimelab.pluriwave"`, matching the authority segment (`es.freetimelab.pluriwave`) used in both the retired `_defaultArtUri` and the new `station_art_<name>` URIs built in `artUriPara` (Phase 3.2). **No manifest or build.gradle change is required** — adding PNGs to `res/drawable` needs no manifest declaration, unlike the parent change's `automotive_app_desc.xml` meta-data entry (a `res/xml` resource that did require a `<meta-data>` reference).
|
||||
- Static review only: re-confirm this holds at apply time (`applicationId` unchanged) before closing Phase 7.
|
||||
|
||||
---
|
||||
|
||||
## Phase 8 — Full regression sweep (Sequential — depends on all prior phases green)
|
||||
|
||||
### 8.1 [x] Run full `flutter test` suite (or the closest safe equivalent in this environment)
|
||||
- Satisfies: Design "Testing Strategy" unit rows; Spec-level success criteria across all modified scenarios.
|
||||
- Run the entire suite to catch cross-file regressions, not just `navegacion_auto_test.dart`.
|
||||
- **Expected deviation (execution constraint, same as parent change)**: if a full-suite run is not safely executable in this environment, run targeted files instead — at minimum `navegacion_auto_test.dart` in full — and record which files were actually exercised. A genuine full-suite run is recommended before merge/CI, same caveat the parent change recorded.
|
||||
|
||||
### 8.2 [x] `flutter analyze` — DO NOT RUN in this environment
|
||||
- **DEVIATION (execution constraint, same as parent change)**: `flutter analyze` hangs in this environment and MUST NOT be executed. Perform manual static review instead: confirm `artUriPara`, `faviconUsable`, `indiceArtePara`, `subtituloCalidad` are used (no unused-symbol risk), confirm no leftover references to `_defaultArtUri`/old `_artUriPara`, confirm all new code compiles implicitly by virtue of the modified file's tests passing in 8.1. A real `flutter analyze` pass is still recommended before merge/CI.
|
||||
|
||||
### 8.3 [x] `flutter build`/`flutter run` — DO NOT RUN in this environment
|
||||
- **DEVIATION (execution constraint, same as parent change)**: these commands hang in this environment and MUST NOT be executed. Phase 7's native drawable work is static-review-only for this reason; a real Android build (or DHU session) is required before shipping to confirm the 4 new `station_art_*` drawables resolve correctly via `android.resource://` (Design's remaining Open Question).
|
||||
|
||||
### 8.4 [x] Manual DHU verification note (optional, non-blocking, not coded)
|
||||
- Satisfies: Design "Testing Strategy" manual row; Design "Open Questions" (confirm OS art loader accepts `android.resource://` for the 4 new drawables).
|
||||
- Record in the commit/PR description that a Desktop Head Unit (or real car) session is recommended before shipping to visually confirm: (a) all 4 rotating arts render correctly per station, (b) `displaySubtitle` quality text renders as expected on the browse row, (c) no stale `default_station_art` reference lingers anywhere in the built APK's resources.
|
||||
|
||||
---
|
||||
|
||||
## Review Workload Forecast
|
||||
|
||||
- Files touched: `lib/servicios/navegacion_auto.dart` (~40-60 changed/added lines: drop `_defaultArtUri` (~6 lines removed), add `faviconUsable`, `indiceArtePara`, `_nombresArte`, `artUriPara`, `subtituloCalidad` (~35-45 lines added), one-line `displaySubtitle` wiring in `itemEmisora`), `test/servicios/navegacion_auto_test.dart` (~130-170 added/changed lines: 6 new test groups — `faviconUsable`, `indiceArtePara`, `artUriPara`, `subtituloCalidad`, `itemEmisora` extension, parity guard — plus replacing the obsolete default-art test), 4 new binary PNGs under `android/app/src/main/res/drawable/` (`station_art_aurora/cosmic/pulse/nova.png`, copied from existing `assets/images/`, zero text-line cost), 1 binary deletion (`default_station_art.png`).
|
||||
- Estimated total changed/added lines (text only, excluding binary PNG bytes): roughly 170-230 lines.
|
||||
- Chained PRs recommended: No — this is well inside the 400-line single-PR budget even with generous test-heavy estimates. No manifest/build.gradle changes are needed (verified: `applicationId` already matches, `res/drawable` PNGs need no manifest declaration), which removes the one file class that made the parent change's Phase 6 riskier.
|
||||
- 400-line budget risk: Low. Total estimate (~170-230 text lines + 4 binary adds + 1 binary delete) sits comfortably under budget as a single commit/PR.
|
||||
- Decision needed before apply: No — proceed as a single delivery. The only structural caveat carried over from the parent change is that Phase 7 (native drawables) remains static-review-only (no Android build env here), same constraint class as the parent change's Phase 6, but it does not change file-count or line-count risk enough to warrant chaining.
|
||||
- Ownership/dependency note: Phase 1 (validity gate) and Phase 2 (rotation) are independent of each other and can proceed in any order — both are prerequisites for Phase 3 (`artUriPara` integration), which retires `_defaultArtUri`. Phase 4 (subtitle) is fully independent of Phases 1-3 (different concern, same file) and could be done in parallel by a second contributor without conflict risk beyond normal same-file merge care. Phase 5 depends on both Phase 3 and Phase 4 landing. Phase 6 is coverage-only and depends on Phase 3 (6.1) and Phase 2 (6.2) respectively but not on each other. Phase 7 has zero Dart dependency and may be done anytime in parallel with all Dart phases (mirrors the parent change's Phase 6 independence). Phase 8 is a hard sequential gate depending on everything above.
|
||||
@@ -0,0 +1,179 @@
|
||||
# Verification Report: auto-media-art-quality
|
||||
|
||||
**Mode**: Strict TDD (adversarial, fresh re-execution — apply-progress claims independently re-verified, not trusted)
|
||||
**Date**: 2026-07-19
|
||||
**Verdict**: PASS WITH WARNINGS
|
||||
|
||||
## Completeness
|
||||
|
||||
| Source | Claim | Verified |
|
||||
|---|---|---|
|
||||
| tasks.md | 22/22 tasks `[x]` | Confirmed by reading tasks.md directly — all checkboxes marked |
|
||||
| apply-progress.md | 22/22 tasks complete, single-batch delivery | Consistent with tasks.md and live code state |
|
||||
|
||||
## Test Execution (independent re-run, not trusted from apply report)
|
||||
|
||||
Command: `flutter test test/servicios/navegacion_auto_test.dart --concurrency=1 --timeout=60s`
|
||||
|
||||
Result: **25/25 passed** (`+0` through `+24`, `All tests passed!`). Matches apply-progress's claimed 25/25 exactly — re-run independently in this session, not copy-pasted from the report.
|
||||
|
||||
## Spec Compliance Matrix
|
||||
|
||||
| Spec Scenario | Covering Test(s) | Status |
|
||||
|---|---|---|
|
||||
| Valid, reachable remote logo | `artUriPara: favicon https valido...`, `itemEmisora: usa el favicon remoto...` | PASS |
|
||||
| No logo (Case A: null/empty) | `artUriPara: favicon null/vacio cae al drawable rotativo` | PASS |
|
||||
| Logo present but unreachable (Case B) | `artUriPara: favicon malformado cae al mismo comportamiento rotativo` | PASS for the **malformed/non-http(s) subset only** — see WARNING-1 |
|
||||
| Fallback art matches phone-UI per-station selection | `indiceArtePara` group, `parity: phone/auto art order` group | PASS — formula/order diff-verified against source, see below |
|
||||
| Fallback art is on-brand, not launcher icon | Static: `default_station_art.png` deleted, 4 `station_art_*` drawables byte-identical to `assets/images/` source | PASS |
|
||||
| Root returns 3 folders, non-playable | `ConstructorArbolAuto.raiz` group (pre-existing, unchanged) | PASS |
|
||||
| Empty folder returns empty list | `ConstructorArbolAuto.hijos: lista vacia...` (pre-existing) | PASS |
|
||||
| Cold-start browse safety | `FuenteEmisorasAutoLocal` try/catch paths (pre-existing, unchanged) | PASS (not touched by this change) |
|
||||
| Known codec+bitrate -> subtitle | `subtituloCalidad` matrix + `itemEmisora: setea displaySubtitle...` | PASS |
|
||||
| Unknown codec/bitrate -> subtitle omitted, never literal "null" | `subtituloCalidad` matrix (incl. bitrate<=0, whitespace-codec) + null-substring test + `itemEmisora: omite displaySubtitle...` | PASS |
|
||||
|
||||
## Adversarial Checks (per orchestrator instructions)
|
||||
|
||||
### 1. Favicon validity gate — edge cases independently re-verified
|
||||
|
||||
Read `lib/servicios/navegacion_auto.dart:31-42`. Independently ran a throwaway Dart script (not trusting the apply report) to confirm the claimed Dart `Uri` quirk:
|
||||
|
||||
Uri.tryParse('http://') -> hasAuthority=true, host="", scheme=http
|
||||
|
||||
This confirms the apply-progress claim that a naive `uri.hasAuthority` check would wrongly accept `'http://'`. The shipped code uses `uri.host.isNotEmpty` (not `hasAuthority`), which correctly rejects it — confirmed both by source inspection and by the passing `faviconUsable` test case (`'http://': false`).
|
||||
|
||||
Also independently re-ran `Uri.tryParse` against the other edge cases in the task list (`cdn.example.com/logo.png`, `/relative/path/logo.png`, `not a url at all $$$ ///`, `ftp://cdn.example.com/logo.png`) — all parse with an empty or non-http(s) scheme, so `scheme == 'http' || scheme == 'https'` alone already rejects them (the `host.isNotEmpty` check specifically fixes the `'http://'` case). All 10 table-driven cases in the `faviconUsable` test pass.
|
||||
|
||||
**Gap (see WARNING-1)**: the gate is a **static URL-shape check only** — it cannot detect a syntactically-valid `https://` URL that 404s or points at a non-image response (spec's Case B literally lists "dead link, unreachable host, or non-image response" as triggers). This is a deliberate, documented design choice (design.md Decision 1), not an implementation bug — but it is a real narrowing of the spec's literal text.
|
||||
|
||||
### 2. Rotation algorithm parity — diffed, not assumed
|
||||
|
||||
Read both implementations side by side.
|
||||
|
||||
`lib/widgets/tarjeta_emisora.dart:361-370` (`_fallbackArtFor`):
|
||||
|
||||
const arts = ['assets/images/station_art_aurora.png', '...cosmic...', '...pulse...', '...nova...'];
|
||||
final index = seed.codeUnits.fold<int>(0, (a, b) => a + b) % arts.length;
|
||||
|
||||
`lib/servicios/navegacion_auto.dart:21,47-48` (`indiceArtePara` + `_nombresArte`):
|
||||
|
||||
const _nombresArte = ['aurora', 'cosmic', 'pulse', 'nova'];
|
||||
int indiceArtePara(String seed) => seed.codeUnits.fold<int>(0, (a, b) => a + b) % _nombresArte.length;
|
||||
|
||||
**Confirmed identical**: same fold expression, same modulus source (4 in both, since both lists have length 4), same element order (aurora, cosmic, pulse, nova). This is a provable, not assumed, match — both files were read and compared directly, not inferred from apply-progress prose.
|
||||
|
||||
### 3. Native drawables — byte-identical, dangling refs checked
|
||||
|
||||
`cmp` run on all 4 pairs — all reported IDENTICAL:
|
||||
|
||||
assets/images/station_art_aurora.png <-> android/.../drawable/station_art_aurora.png
|
||||
assets/images/station_art_cosmic.png <-> android/.../drawable/station_art_cosmic.png
|
||||
assets/images/station_art_pulse.png <-> android/.../drawable/station_art_pulse.png
|
||||
assets/images/station_art_nova.png <-> android/.../drawable/station_art_nova.png
|
||||
|
||||
`android/app/src/main/res/drawable/default_station_art.png` confirmed **absent** (directory listing shows only the 4 new PNGs plus the pre-existing `ic_stat_pluriwave.xml`/`launch_background.xml`).
|
||||
|
||||
Grepped the whole repo for `default_station_art` — 8 hits, **all in SDD artifact prose** (`openspec/changes/auto-media-art-quality/{apply-progress,tasks,design,proposal}.md` and the prior `android-auto-media` change's artifacts). Zero hits in `lib/` or live `android/` resource/manifest files.
|
||||
|
||||
### 4. `displaySubtitle` fallback matrix — assertions inspected, not just names
|
||||
|
||||
Independently re-ran the test file and read the actual assertions (not just test names) in `group('subtituloCalidad', ...)`:
|
||||
|
||||
| Input | Assertion | Result |
|
||||
|---|---|---|
|
||||
| codec=mp3, bitrate=128 | `'128 kbps · MP3'` | matches design table |
|
||||
| codec=null, bitrate=128 | `'128 kbps'` | matches |
|
||||
| codec=mp3, bitrate=null | `'MP3'` | matches |
|
||||
| codec=mp3, bitrate=0 | `'MP3'` (bitrate<=0 -> unknown) | matches design's stated Radio Browser convention |
|
||||
| codec=null, bitrate=null | `isNull` | matches — not `''`, not `'null'` |
|
||||
| codec=null, bitrate=0 | `isNull` | matches |
|
||||
| codec=' ' (whitespace), bitrate=null | `isNull` | matches — whitespace-only codec treated as unknown |
|
||||
| codec=' mp3 ', bitrate=128 | `'128 kbps · MP3'` | matches — trimmed correctly |
|
||||
|
||||
Plus a dedicated test asserting `result?.contains('null') ?? false` is `isFalse` across 4 representative cases — directly defends the "never render literal null" requirement rather than relying only on exact-match equality. All assertions call real production code (`subtituloCalidad`); none are tautological, none are ghost loops.
|
||||
|
||||
### 5. AI attribution / debug prints / dead code
|
||||
|
||||
- `git diff` on both changed files scanned for `print(`, `debugPrint`, `console.log`, `TODO`, `FIXME`, `Anthropic`, `Claude`, `Co-Authored`, `Generated by` — **zero matches**.
|
||||
- Grepped `lib/` for `_defaultArtUri` and `_artUriPara` (the two retired identifiers) — **zero matches** anywhere, confirming full removal, not just from the one call site.
|
||||
|
||||
### 6. Working tree state
|
||||
|
||||
`git status --porcelain` output:
|
||||
|
||||
D android/app/src/main/res/drawable/default_station_art.png
|
||||
M lib/servicios/navegacion_auto.dart
|
||||
M test/servicios/navegacion_auto_test.dart
|
||||
?? android/app/src/main/res/drawable/station_art_aurora.png
|
||||
?? android/app/src/main/res/drawable/station_art_cosmic.png
|
||||
?? android/app/src/main/res/drawable/station_art_nova.png
|
||||
?? android/app/src/main/res/drawable/station_art_pulse.png
|
||||
?? openspec/changes/auto-media-art-quality/
|
||||
|
||||
Confirmed: unstaged modifications/deletion plus untracked new files only. **No commit was made** by the apply agent, matching its claim.
|
||||
|
||||
### 7. Test count cross-check
|
||||
|
||||
Re-ran `navegacion_auto_test.dart` independently in this session (see "Test Execution" above): **25/25 passed**, matching apply-progress's claimed 25/25 exactly. Not trusted from the report — executed fresh in this session.
|
||||
|
||||
## TDD Compliance
|
||||
|
||||
| Check | Result | Details |
|
||||
|---|---|---|
|
||||
| TDD Evidence reported | Yes | "TDD Cycle Evidence" table present in apply-progress.md, one row per phase |
|
||||
| All tasks have tests | Yes | Every behavioral task (1.1-6.2) has a corresponding test group in `navegacion_auto_test.dart`; Phase 7 tasks correctly marked static-review-only |
|
||||
| RED confirmed (tests exist) | Yes | All claimed test groups exist in the live test file |
|
||||
| GREEN confirmed (tests pass) | Yes | 25/25 passing on independent re-run |
|
||||
| Triangulation adequate | Yes | Each behavior has 2+ distinct test cases with varying expected values |
|
||||
| Safety Net for modified files | Yes | `navegacion_auto.dart` modified — full test file (25 tests, incl. 8 pre-existing) re-run and green, no regression |
|
||||
|
||||
**TDD Compliance**: 6/6 checks passed
|
||||
|
||||
### Assertion Quality
|
||||
|
||||
| File | Line(s) | Assertion | Issue | Severity |
|
||||
|---|---|---|---|---|
|
||||
| `test/servicios/navegacion_auto_test.dart` | 120-129 | `if (indiceArtePara(a.uuid) != indiceArtePara(b.uuid)) { expect(...) }` | Conditional/guarded assertion — could execute zero assertions if the two literal seeds hashed to the same index | SUGGESTION |
|
||||
|
||||
Independently computed `indiceArtePara('uuid-a') == 1` and `indiceArtePara('uuid-bbbb') == 0` — confirmed the guard condition is true for the literals actually used today, so the assertion does execute. Minor fragility only (a future seed-literal edit could silently disable the check); the same property is fully and unconditionally enumerated by the `parity: phone/auto art order` test (Phase 6.2), so coverage is not actually at risk.
|
||||
|
||||
No tautologies, no ghost loops over possibly-empty collections, no assertion-free tests found.
|
||||
|
||||
**Assertion quality**: 0 CRITICAL, 0 WARNING, 1 SUGGESTION
|
||||
|
||||
## Design Coherence
|
||||
|
||||
| Design Decision | Code Match |
|
||||
|---|---|
|
||||
| Static favicon validity gate (no network), malformed-subset-only | Matches exactly — `faviconUsable` is a pure sync function, no I/O |
|
||||
| Port `_fallbackArtFor` verbatim (formula + order) | Confirmed identical via direct source diff |
|
||||
| Retire `default_station_art.png` + `_defaultArtUri` (rotation is total) | Confirmed — both removed, zero dangling references |
|
||||
| `displaySubtitle` format, omit when both unknown | Matches design's table exactly, incl. bitrate<=0 and whitespace-codec edges |
|
||||
| `_nombresArte` stays private; order verified indirectly via `artUriPara` | Documented deviation in apply-progress, judged reasonable |
|
||||
|
||||
No design deviations that break a spec requirement.
|
||||
|
||||
## Issues Found
|
||||
|
||||
### CRITICAL
|
||||
|
||||
None.
|
||||
|
||||
### WARNING
|
||||
|
||||
**WARNING-1 — Case B coverage is narrower than the spec's literal text (documented/accepted, flagged for archive sign-off)**
|
||||
|
||||
Spec text (`specs/android-auto-media/spec.md`, "Station's logo URL is present but unreachable (Case B)") lists the triggering conditions as "dead link, unreachable host, or non-image response." The shipped `faviconUsable` gate is a **static URL-shape validator only** — a syntactically valid `https://cdn.example.com/dead-link.png` that returns 404, or a URL resolving to a non-image response, still passes the gate and is handed to the OS art loader as-is, which may still render a broken/blank tile. This contradicts the spec's stated "the car head unit MUST NOT display an empty, broken-image, or indefinitely-loading art tile for that station" for those specific sub-cases.
|
||||
|
||||
This is not an implementation bug — design.md Decision 1 explicitly considered and rejected live-reachability checking (HTTP HEAD, TTL cache, etc.) due to TOCTOU risk and the untested handler-path constraint, and states the proposal's "Split Judgment explicitly permits this narrowing of A." The gap is real and testably confirmed (only the malformed/non-http(s) subset is covered; genuine live-404 or non-image-response cases cannot be tested without network I/O, and are not tested). Recommend explicit archive-time sign-off that this narrowing is accepted, since the literal spec scenario text is broader than what ships.
|
||||
|
||||
### SUGGESTION
|
||||
|
||||
**SUGGESTION-1 — Guarded/conditional assertion in `artUriPara` "uuids distintos" test**
|
||||
|
||||
See Assertion Quality table above. Low priority; the same guarantee is already fully covered by the unconditional `parity: phone/auto art order` test.
|
||||
|
||||
## Next Steps
|
||||
|
||||
- `sdd-archive` is appropriate — no CRITICAL issues block archival. Recommend the archive step (or the user) explicitly acknowledge WARNING-1 (spec's Case B literal scope vs. shipped static-only gate) as an accepted, documented limitation before closing the change.
|
||||
- Phase 7/8's static-review-only items (native drawable resolution via `android.resource://`, real Android build/DHU verification) remain unverified by this report for the same reason apply-progress could not verify them: no Android build environment available in this session. A real device/DHU pass is still recommended before shipping, per both apply-progress and design.md's own open question.
|
||||
Reference in New Issue
Block a user