- Added state management for startup retry and custom station handling in `EstadoRadio`. - Created tasks for implementing strict TDD with RED tests for HTTP failure retries and EQ persistence. - Developed verification report to ensure compliance with TDD practices. - Introduced fake services for testing, including `FakeServicioAudio`, `FakeServicioFavoritos`, and `FakeServicioRadio`. - Implemented widget tests for `PantallaInicio` and `PantallaFavoritos` to validate UI behavior with custom stations. - Enhanced `ServicioRadio` to support host rotation and retry logic for API calls. - Established a new configuration file to enforce project constraints and testing rules.
105 lines
3.0 KiB
Dart
105 lines
3.0 KiB
Dart
import 'dart:convert';
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import 'package:shared_preferences/shared_preferences.dart';
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import '../modelos/preset_ecualizador.dart';
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class ConfiguracionEcualizador {
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const ConfiguracionEcualizador({
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required this.principal,
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required this.porEmisora,
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});
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final PresetEcualizador principal;
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final Map<String, PresetEcualizador> porEmisora;
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}
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class ServicioEcualizador {
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static const _keyPresetPrincipal = 'eq_preset_principal_v1';
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static const _keyPresetsPorEmisora = 'eq_presets_por_emisora_v1';
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Future<ConfiguracionEcualizador> cargar() async {
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final prefs = await SharedPreferences.getInstance();
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final principal = _leerPresetPrincipal(prefs);
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final porEmisora = _leerPresetsPorEmisora(prefs);
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return ConfiguracionEcualizador(
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principal: principal,
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porEmisora: porEmisora,
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);
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}
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Future<void> guardarPrincipal(PresetEcualizador preset) async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.setString(_keyPresetPrincipal, jsonEncode(preset.toJson()));
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}
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Future<void> guardarPorEmisora(String uuid, PresetEcualizador preset) async {
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final prefs = await SharedPreferences.getInstance();
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final mapa = _leerPresetsPorEmisora(prefs);
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mapa[uuid] = preset;
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await _guardarPresetsPorEmisora(prefs, mapa);
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}
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Future<void> eliminarPorEmisora(String uuid) async {
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final prefs = await SharedPreferences.getInstance();
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final mapa = _leerPresetsPorEmisora(prefs);
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mapa.remove(uuid);
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await _guardarPresetsPorEmisora(prefs, mapa);
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}
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Future<void> guardarConfiguracion(ConfiguracionEcualizador config) async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.setString(
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_keyPresetPrincipal,
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jsonEncode(config.principal.toJson()),
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);
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await _guardarPresetsPorEmisora(prefs, config.porEmisora);
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}
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PresetEcualizador _leerPresetPrincipal(SharedPreferences prefs) {
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final raw = prefs.getString(_keyPresetPrincipal);
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if (raw == null || raw.isEmpty) {
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return PresetEcualizador.flat;
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}
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try {
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return PresetEcualizador.desdeJson(
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Map<String, dynamic>.from(jsonDecode(raw) as Map),
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);
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} catch (_) {
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return PresetEcualizador.flat;
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}
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}
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Map<String, PresetEcualizador> _leerPresetsPorEmisora(
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SharedPreferences prefs,
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) {
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final raw = prefs.getString(_keyPresetsPorEmisora);
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if (raw == null || raw.isEmpty) {
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return {};
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}
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try {
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final data = Map<String, dynamic>.from(jsonDecode(raw) as Map);
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return data.map(
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(uuid, preset) => MapEntry(
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uuid,
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PresetEcualizador.desdeJson(
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Map<String, dynamic>.from(preset as Map),
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),
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),
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);
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} catch (_) {
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return {};
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}
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}
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Future<void> _guardarPresetsPorEmisora(
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SharedPreferences prefs,
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Map<String, PresetEcualizador> mapa,
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) async {
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final serializado = mapa.map(
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(uuid, preset) => MapEntry(uuid, preset.toJson()),
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);
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await prefs.setString(_keyPresetsPorEmisora, jsonEncode(serializado));
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}
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}
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