Files
MrbWebLibre/app/lib/features/geckoview/features/browser/presentation/screens/browser.dart
T

430 lines
15 KiB
Dart

import 'dart:math' as math;
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:go_router/go_router.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:lensai/core/providers/global_drop.dart';
import 'package:lensai/core/routing/routes.dart';
import 'package:lensai/data/models/drag_data.dart';
import 'package:lensai/extensions/media_query.dart';
import 'package:lensai/features/geckoview/domain/controllers/bottom_sheet.dart';
import 'package:lensai/features/geckoview/domain/controllers/overlay.dart';
import 'package:lensai/features/geckoview/domain/providers.dart';
import 'package:lensai/features/geckoview/domain/providers/tab_list.dart';
import 'package:lensai/features/geckoview/domain/providers/tab_session.dart';
import 'package:lensai/features/geckoview/domain/providers/tab_state.dart';
import 'package:lensai/features/geckoview/domain/repositories/tab.dart';
import 'package:lensai/features/geckoview/features/browser/domain/entities/sheet.dart';
import 'package:lensai/features/geckoview/features/browser/presentation/widgets/browser_modules/bottom_app_bar.dart';
import 'package:lensai/features/geckoview/features/browser/presentation/widgets/browser_modules/browser_view.dart';
import 'package:lensai/features/geckoview/features/browser/presentation/widgets/draggable_scrollable_header.dart';
import 'package:lensai/features/geckoview/features/browser/presentation/widgets/sheets/view_tabs.dart';
import 'package:lensai/features/geckoview/features/contextmenu/extensions/hit_result.dart';
import 'package:lensai/features/geckoview/features/find_in_page/presentation/widgets/find_in_page.dart';
import 'package:lensai/features/geckoview/features/readerview/presentation/widgets/reader_appearance_button.dart';
import 'package:lensai/features/geckoview/features/tabs/features/chat/presentation/widgets/tab_qa_chat.dart';
import 'package:lensai/utils/ui_helper.dart' as ui_helper;
class BrowserScreen extends HookConsumerWidget {
Duration get _backButtonPressTimeout => const Duration(seconds: 2);
const BrowserScreen({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
final eventService = ref.watch(eventServiceProvider);
final displayedSheet = ref.watch(bottomSheetControllerProvider);
final displayedOverlay = ref.watch(overlayControllerProvider);
final selectedTabId = ref.watch(
selectedTabStateProvider.select((value) => value?.id),
);
final lastBackButtonPress = useRef<DateTime?>(null);
final overlayController = useOverlayPortalController();
ref.listen(overlayControllerProvider, (previous, next) {
if (next != null) {
overlayController.show();
} else {
overlayController.hide();
}
});
useOnStreamChange(
eventService.longPressEvent,
onData: (event) async {
await ContextMenuRoute(event.hitResult.toJson()).push(context);
},
);
return PopScope(
//We need this for BackButtonListener to work downstream
//No direct pop result will be handled here
canPop: false,
child: Theme(
data: Theme.of(context).copyWith(
bottomSheetTheme: BottomSheetThemeData(
//Remove M3 default of 640p
constraints: BoxConstraints(
maxWidth:
MediaQuery.of(context).size.width -
math.max(
MediaQuery.of(context).padding.left * 2,
MediaQuery.of(context).padding.right * 2,
),
),
),
),
child: Scaffold(
bottomNavigationBar: Consumer(
builder: (context, ref, child) {
final tabInFullScreen = ref.watch(
selectedTabStateProvider.select(
(value) => value?.isFullScreen ?? false,
),
);
return Visibility(
visible: !tabInFullScreen,
child: BrowserBottomAppBar(
selectedTabId: selectedTabId,
displayedSheet: displayedSheet,
),
);
},
),
body: DragTarget<TabDragData>(
onMove: (details) {
ref
.read(willAcceptDropProvider.notifier)
.setData(DeleteDropData(details.data.tabId));
},
onLeave: (data) {
ref.read(willAcceptDropProvider.notifier).clear();
},
onAcceptWithDetails: (details) async {
await ref
.read(tabRepositoryProvider.notifier)
.closeTab(details.data.tabId);
},
builder: (context, _, _) {
return OverlayPortal(
controller: overlayController,
overlayChildBuilder: (context) {
return displayedOverlay!;
},
child: Listener(
onPointerDown:
(displayedSheet != null)
? (_) {
ref
.read(bottomSheetControllerProvider.notifier)
.dismiss();
}
: null,
child: BackButtonListener(
onBackButtonPressed: () async {
final tabState =
(selectedTabId != null)
? ref.read(tabStateProvider(selectedTabId))
: null;
final tabCount = ref.read(
tabListProvider.select((tabs) => tabs.value.length),
);
//Don't do anything if a child route is active
if (GoRouterState.of(context).topRoute?.name !=
BrowserRoute.name) {
return false;
}
if (displayedSheet != null) {
ref
.read(bottomSheetControllerProvider.notifier)
.dismiss();
return true;
}
if (displayedOverlay != null) {
ref.read(overlayControllerProvider.notifier).dismiss();
return true;
}
if (tabState?.isFullScreen == true) {
await ref
.read(selectedTabSessionNotifierProvider)
.exitFullscreen();
return true;
}
if (tabState?.isLoading == true) {
lastBackButtonPress.value = null;
final controller = ref.read(
tabSessionProvider(tabId: selectedTabId).notifier,
);
await controller.stopLoading();
return true;
} else if (tabState?.historyState.canGoBack == true) {
lastBackButtonPress.value = null;
final controller = ref.read(
tabSessionProvider(tabId: selectedTabId).notifier,
);
await controller.goBack();
return true;
}
//Go router has routes to go back to
if (context.canPop()) {
return true;
}
if (ref
.read(tabRepositoryProvider.notifier)
.hasLaunchedFromIntent(selectedTabId)) {
//Mark back as unhandled and navigator will pop
await SystemNavigator.pop();
return false;
}
if (lastBackButtonPress.value != null &&
DateTime.now().difference(
lastBackButtonPress.value!,
) <
_backButtonPressTimeout) {
lastBackButtonPress.value = null;
if (tabState != null && tabCount > 1) {
await ref
.read(tabRepositoryProvider.notifier)
.closeTab(tabState.id);
return true;
} else {
//Mark back as unhandled and navigator will pop
await SystemNavigator.pop();
return false;
}
} else {
lastBackButtonPress.value = DateTime.now();
ui_helper.showTabBackButtonMessage(
context,
tabCount,
_backButtonPressTimeout,
);
return true;
}
},
child: _BrowserView(displayedSheet: displayedSheet),
),
),
);
},
),
floatingActionButton: ReaderAppearanceButton(),
bottomSheet:
(displayedSheet != null)
? NotificationListener<DraggableScrollableNotification>(
onNotification: (notification) {
if (notification.extent <= 0.1) {
ref
.read(bottomSheetControllerProvider.notifier)
.dismiss();
return true;
} else {
ref
.read(bottomSheetExtendProvider.notifier)
.add(notification.extent);
}
return false;
},
child: switch (displayedSheet) {
ViewTabsSheet() => _ViewTabsSheet(
key: ValueKey(displayedSheet),
maxChildSize: MediaQuery.of(context).relativeSafeArea(),
),
final TabQaChatSheet parameter => _QaSheet(
key: ValueKey(displayedSheet),
maxChildSize: MediaQuery.of(context).relativeSafeArea(),
chatId: parameter.chatId,
),
},
)
: null,
),
),
);
}
}
class _BrowserView extends StatelessWidget {
const _BrowserView({required this.displayedSheet});
final Sheet? displayedSheet;
@override
Widget build(BuildContext context) {
return Stack(
children: [
SafeArea(
child: Stack(
children: [
const BrowserView(),
Positioned(
bottom: 0,
left: 0,
right: 0,
child: Consumer(
builder: (context, ref, child) {
final value = ref.watch(
selectedTabStateProvider.select((state) {
if (state?.isLoading == true) {
return state?.progress ?? 100;
}
//When not loading we assumed finished
return 100;
}),
);
return Visibility(
visible: value < 100,
child: LinearProgressIndicator(value: value / 100),
);
},
),
),
Positioned(
bottom: 0,
left: 0,
right: 0,
child: Consumer(
builder: (context, ref, child) {
final value = ref.watch(
selectedTabStateProvider.select(
(state) => EdgeInsets.only(
bottom:
(state?.isLoading == true &&
state?.progress != null &&
state!.progress < 100)
? 4.0
: 0.0,
),
),
);
return FindInPageWidget(padding: value);
},
),
),
],
),
),
if (displayedSheet != null)
ModalBarrier(
color: Theme.of(context).dialogTheme.barrierColor ?? Colors.black54,
),
],
);
}
}
class _QaSheet extends HookConsumerWidget {
final String chatId;
final double maxChildSize;
const _QaSheet({super.key, required this.chatId, this.maxChildSize = 1.0});
@override
Widget build(BuildContext context, WidgetRef ref) {
final draggableScrollableController = useDraggableScrollableController();
return DraggableScrollableSheet(
controller: draggableScrollableController,
expand: false,
minChildSize: 0.1,
maxChildSize: maxChildSize,
builder: (context, scrollController) {
return ClipRRect(
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(28),
topRight: Radius.circular(28),
),
child: Column(
children: [
DraggableScrollableHeader(
controller: draggableScrollableController,
child: Material(
child: SizedBox(
width: double.infinity,
child: Center(
child: Container(
width: 40,
height: 4,
margin: const EdgeInsets.symmetric(vertical: 16.0),
decoration: BoxDecoration(
color: Colors.grey[300],
borderRadius: BorderRadius.circular(2),
),
),
),
),
),
),
Expanded(
child: TabQaChat(
chatId: chatId,
scrollController: scrollController,
),
),
],
),
);
},
);
}
}
class _ViewTabsSheet extends HookConsumerWidget {
final double maxChildSize;
const _ViewTabsSheet({super.key, this.maxChildSize = 1.0});
@override
Widget build(BuildContext context, WidgetRef ref) {
final draggableScrollableController = useDraggableScrollableController();
return DraggableScrollableSheet(
controller: draggableScrollableController,
expand: false,
minChildSize: 0.1,
maxChildSize: maxChildSize,
builder: (context, scrollController) {
return ClipRRect(
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(28),
topRight: Radius.circular(28),
),
child: ViewTabsSheetWidget(
sheetScrollController: scrollController,
draggableScrollableController: draggableScrollableController,
onClose: () {
ref.read(bottomSheetControllerProvider.notifier).dismiss();
},
),
);
},
);
}
}