57 lines
1.5 KiB
Dart
57 lines
1.5 KiB
Dart
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:uuid/uuid.dart';
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import '../models/color_preset.dart';
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import '../models/busylight_color.dart';
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const _kPresetsKey = 'busylight_color_presets';
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const _uuid = Uuid();
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class PresetsNotifier extends StateNotifier<List<ColorPreset>> {
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PresetsNotifier() : super([]) {
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_load();
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}
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Future<void> _load() async {
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final prefs = await SharedPreferences.getInstance();
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final raw = prefs.getString(_kPresetsKey);
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if (raw != null) {
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try {
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state = ColorPreset.listFromJson(raw);
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} catch (_) {
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state = [];
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}
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}
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}
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Future<void> _save() async {
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final prefs = await SharedPreferences.getInstance();
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await prefs.setString(_kPresetsKey, ColorPreset.listToJson(state));
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}
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Future<void> add(String name, BusylightColor color) async {
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final preset = ColorPreset(
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id: _uuid.v4(),
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name: name.trim(),
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color: color,
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);
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state = [...state, preset];
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await _save();
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}
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Future<void> update(String id, String name, BusylightColor color) async {
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state = state.map((p) => p.id == id
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? ColorPreset(id: id, name: name.trim(), color: color)
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: p).toList();
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await _save();
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}
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Future<void> remove(String id) async {
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state = state.where((p) => p.id != id).toList();
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await _save();
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}
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}
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final presetsProvider = StateNotifierProvider<PresetsNotifier, List<ColorPreset>>(
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(_) => PresetsNotifier(),
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);
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