Files
MrbWebLibre/app/lib/features/geckoview/domain/providers/web_extensions_state.dart
T
2025-01-03 13:18:16 +01:00

108 lines
3.3 KiB
Dart

import 'dart:async';
import 'dart:ui';
import 'package:flutter_mozilla_components/flutter_mozilla_components.dart';
import 'package:lensai/domain/entities/equatable_image.dart';
import 'package:lensai/extensions/image.dart';
import 'package:lensai/features/geckoview/domain/entities/web_extension_state.dart';
import 'package:lensai/features/geckoview/domain/providers.dart';
import 'package:lensai/features/geckoview/utils/image_helper.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:synchronized/synchronized.dart';
part 'web_extensions_state.g.dart';
@Riverpod(keepAlive: true)
class WebExtensionsState extends _$WebExtensionsState {
final _imageCache = <String, EquatableImage>{};
final _lock = Lock();
void _onExtensionUpdate(ExtensionDataEvent event) {
final ExtensionDataEvent(:extensionId, :data) = event;
if (data != null) {
final current = state[extensionId] ??
WebExtensionState(
extensionId: extensionId,
icon: _imageCache[extensionId],
enabled: false,
);
state = {...state}..[extensionId] = current.copyWith(
title: data.title,
enabled: data.enabled ?? current.enabled,
badgeText: data.badgeText,
badgeTextColor: (data.badgeTextColor != null)
? Color(data.badgeTextColor!)
: null,
badgeBackgroundColor: (data.badgeBackgroundColor != null)
? Color(data.badgeBackgroundColor!)
: null,
);
} else {
if (state.containsKey(extensionId)) {
state = {...state}..remove(extensionId);
}
}
}
Future<void> _onIconChange(ExtensionIconEvent event) async {
final ExtensionIconEvent(:extensionId, :bytes) = event;
final image =
await tryDecodeImage(bytes).then((image) async => image?.toEquatable());
if (image != null) {
if (_imageCache[extensionId] != image) {
_imageCache[extensionId] = image;
if (state.containsKey(extensionId)) {
state = {...state}..[extensionId] =
state[extensionId]!.copyWith.icon(image);
}
}
}
}
@override
Map<String, WebExtensionState> build(WebExtensionActionType actionType) {
final addonService = ref.watch(addonServiceProvider);
final subscriptions = switch (actionType) {
WebExtensionActionType.browser => [
addonService.browserExtensionStream.listen(
(event) async {
await _lock.synchronized(() => _onExtensionUpdate(event));
},
),
addonService.browserIconStream.listen(
(event) async {
await _lock.synchronized(() => _onIconChange(event));
},
),
],
WebExtensionActionType.page => [
addonService.pageExtensionStream.listen(
(event) async {
await _lock.synchronized(() => _onExtensionUpdate(event));
},
),
addonService.pageIconStream.listen(
(event) async {
await _lock.synchronized(() => _onIconChange(event));
},
),
],
};
ref.onDispose(() {
for (final sub in subscriptions) {
unawaited(sub.cancel());
}
});
return {};
}
}