import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:habo/constants.dart';
import 'package:habo/model/settings_data.dart';

class SettingsManager extends ChangeNotifier {
  late SettingsData _data;
  SharedPreferences? _prefs;
  bool _initialized = false;

  SettingsData get data => _data;

  // Convenience getters
  Themes get theme => Themes.values.firstWhere(
        (e) => e.name == _data.theme,
        orElse: () => Themes.device,
      );
  String get weekStart => _data.weekStart;
  bool get showMonthName => _data.showMonthName;
  bool get showCategories => _data.showCategories;
  bool get showDailyNot => _data.showDailyNot;
  TimeOfDay get dailyNotTime => TimeOfDay(hour: _data.notTimeHour, minute: _data.notTimeMinute);
  bool get soundEffects => _data.soundEffects;
  double get soundVolume => _data.soundVolume;
  bool get biometricLock => _data.biometricLock;
  bool get oneTapCheck => _data.oneTapCheck;
  bool get seenOnboarding => _data.seenOnboarding;
  String get lastWhatsNewVersion => _data.lastWhatsNewVersion;
  Color get checkColor => Color(_data.checkColor);
  Color get failColor => Color(_data.failColor);
  Color get skipColor => Color(_data.skipColor);
  Color get progressColor => Color(_data.progressColor);

  Future<void> init() async {
    _data = SettingsData();
    try {
      _prefs = await SharedPreferences.getInstance();
      _data.theme = _prefs!.getString('theme') ?? 'device';
      _data.weekStart = _prefs!.getString('weekStart') ?? 'monday';
      _data.showMonthName = _prefs!.getBool('showMonthName') ?? true;
      _data.showCategories = _prefs!.getBool('showCategories') ?? true;
      _data.showDailyNot = _prefs!.getBool('showDailyNot') ?? true;
      _data.notTimeHour = _prefs!.getInt('dailyNotTimeHour') ?? 20;
      _data.notTimeMinute = _prefs!.getInt('dailyNotTimeMinute') ?? 0;
      _data.soundEffects = _prefs!.getBool('soundEffects') ?? true;
      _data.soundVolume = _prefs!.getDouble('soundVolume') ?? 3.0;
      _data.biometricLock = _prefs!.getBool('biometricLock') ?? false;
      _data.oneTapCheck = _prefs!.getBool('oneTapCheck') ?? false;
      _data.seenOnboarding = _prefs!.getBool('seenOnboarding') ?? false;
      _data.lastWhatsNewVersion = _prefs!.getString('lastWhatsNewVersion') ?? '';
      _data.checkColor = _prefs!.getInt('checkColor') ?? 0xFF09BF30;
      _data.failColor = _prefs!.getInt('failColor') ?? 0xFFF44336;
      _data.skipColor = _prefs!.getInt('skipColor') ?? 0xFFFBC02D;
      _data.progressColor = _prefs!.getInt('progressColor') ?? 0xFF2196F3;
    } catch (_) {
      // Use defaults
    }
    _initialized = true;
  }

  Future<void> loadData() async {
    await init();
  }

  Future<void> saveData() async {
    if (_prefs == null) return;
    await _prefs!.setString('theme', _data.theme);
    await _prefs!.setString('weekStart', _data.weekStart);
    await _prefs!.setBool('showMonthName', _data.showMonthName);
    await _prefs!.setBool('showCategories', _data.showCategories);
    await _prefs!.setBool('showDailyNot', _data.showDailyNot);
    await _prefs!.setInt('dailyNotTimeHour', _data.notTimeHour);
    await _prefs!.setInt('dailyNotTimeMinute', _data.notTimeMinute);
    await _prefs!.setBool('soundEffects', _data.soundEffects);
    await _prefs!.setDouble('soundVolume', _data.soundVolume);
    await _prefs!.setBool('biometricLock', _data.biometricLock);
    await _prefs!.setBool('oneTapCheck', _data.oneTapCheck);
    await _prefs!.setBool('seenOnboarding', _data.seenOnboarding);
    await _prefs!.setString('lastWhatsNewVersion', _data.lastWhatsNewVersion);
    await _prefs!.setInt('checkColor', _data.checkColor);
    await _prefs!.setInt('failColor', _data.failColor);
    await _prefs!.setInt('skipColor', _data.skipColor);
    await _prefs!.setInt('progressColor', _data.progressColor);
  }

  Future<void> setTheme(Themes t) async {
    _data.theme = t.name;
    notifyListeners();
    await saveData();
  }

  Future<void> setShowMonthName(bool v) async {
    _data.showMonthName = v;
    notifyListeners();
    await saveData();
  }

  Future<void> setShowCategories(bool v) async {
    _data.showCategories = v;
    notifyListeners();
    await saveData();
  }

  Future<void> setWeekStart(String v) async {
    _data.weekStart = v;
    notifyListeners();
    await saveData();
  }

  Future<void> setShowDailyNot(bool v) async {
    _data.showDailyNot = v;
    notifyListeners();
    await saveData();
  }

  Future<void> setDailyNotTime(TimeOfDay t) async {
    _data.notTimeHour = t.hour;
    _data.notTimeMinute = t.minute;
    notifyListeners();
    await saveData();
  }

  Future<void> setSoundEffects(bool v) async {
    _data.soundEffects = v;
    notifyListeners();
    await saveData();
  }

  Future<void> setSoundVolume(double v) async {
    _data.soundVolume = v;
    notifyListeners();
    await saveData();
  }

  Future<void> setBiometricLock(bool v) async {
    _data.biometricLock = v;
    notifyListeners();
    await saveData();
  }

  Future<void> setOneTapCheck(bool v) async {
    _data.oneTapCheck = v;
    notifyListeners();
    await saveData();
  }

  Future<void> setSeenOnboarding(bool v) async {
    _data.seenOnboarding = v;
    notifyListeners();
    await saveData();
  }

  Future<void> setCheckColor(Color c) async {
    _data.checkColor = c.value;
    notifyListeners();
    await saveData();
  }

  Future<void> setFailColor(Color c) async {
    _data.failColor = c.value;
    notifyListeners();
    await saveData();
  }

  Future<void> setSkipColor(Color c) async {
    _data.skipColor = c.value;
    notifyListeners();
    await saveData();
  }

  Future<void> setProgressColor(Color c) async {
    _data.progressColor = c.value;
    notifyListeners();
    await saveData();
  }
}