484 lines
18 KiB
Dart
484 lines
18 KiB
Dart
import 'dart:async';
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import 'dart:math';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:animations/animations.dart';
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import 'package:flutter_gen/gen_l10n/l10n.dart';
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import 'package:matrix/matrix.dart';
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import 'package:vrouter/vrouter.dart';
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import 'package:fluffychat/config/app_config.dart';
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import 'package:fluffychat/pages/chat_list/chat_list.dart';
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import 'package:fluffychat/pages/chat_list/chat_list_item.dart';
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import 'package:fluffychat/pages/chat_list/client_chooser_button.dart';
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import 'package:fluffychat/pages/chat_list/spaces_bottom_bar.dart';
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import 'package:fluffychat/pages/chat_list/stories_header.dart';
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import 'package:fluffychat/widgets/connection_status_header.dart';
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import '../../utils/stream_extension.dart';
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import '../../widgets/matrix.dart';
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class ChatListView extends StatelessWidget {
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final ChatListController controller;
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const ChatListView(this.controller, {Key key}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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return StreamBuilder<Object>(
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stream: Matrix.of(context).onShareContentChanged.stream,
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builder: (_, __) {
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final selectMode = controller.selectMode;
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return VWidgetGuard(
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onSystemPop: (redirector) async {
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final selMode = controller.selectMode;
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if (selMode != SelectMode.normal) controller.cancelAction();
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if (selMode == SelectMode.select) redirector.stopRedirection();
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},
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child: Scaffold(
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appBar: AppBar(
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elevation: controller.scrolledToTop ? 0 : null,
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actionsIconTheme: IconThemeData(
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color: controller.selectedRoomIds.isEmpty
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? null
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: Theme.of(context).colorScheme.primary,
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),
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leading: selectMode == SelectMode.normal
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? Matrix.of(context).isMultiAccount
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? ClientChooserButton(controller)
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: null
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: IconButton(
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tooltip: L10n.of(context).cancel,
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icon: const Icon(Icons.close_outlined),
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onPressed: controller.cancelAction,
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color: Theme.of(context).colorScheme.primary,
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),
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centerTitle: false,
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actions: selectMode == SelectMode.share
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? null
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: selectMode == SelectMode.select
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? [
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if (controller.spaces.isNotEmpty)
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IconButton(
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tooltip: L10n.of(context).addToSpace,
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icon: const Icon(Icons.group_work_outlined),
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onPressed: controller.addOrRemoveToSpace,
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),
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IconButton(
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tooltip: L10n.of(context).toggleUnread,
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icon: Icon(
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controller.anySelectedRoomNotMarkedUnread
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? Icons.mark_chat_read_outlined
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: Icons.mark_chat_unread_outlined),
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onPressed: controller.toggleUnread,
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),
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IconButton(
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tooltip: L10n.of(context).toggleFavorite,
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icon: Icon(controller.anySelectedRoomNotFavorite
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? Icons.push_pin_outlined
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: Icons.push_pin),
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onPressed: controller.toggleFavouriteRoom,
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),
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IconButton(
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icon: Icon(controller.anySelectedRoomNotMuted
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? Icons.notifications_off_outlined
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: Icons.notifications_outlined),
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tooltip: L10n.of(context).toggleMuted,
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onPressed: controller.toggleMuted,
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),
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IconButton(
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icon: const Icon(Icons.delete_outlined),
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tooltip: L10n.of(context).archive,
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onPressed: controller.archiveAction,
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),
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]
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: [
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IconButton(
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icon: const Icon(Icons.search_outlined),
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tooltip: L10n.of(context).search,
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onPressed: () =>
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VRouter.of(context).to('/search'),
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),
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PopupMenuButton<PopupMenuAction>(
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onSelected: controller.onPopupMenuSelect,
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itemBuilder: (_) => [
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PopupMenuItem(
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value: PopupMenuAction.setStatus,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.edit_outlined),
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const SizedBox(width: 12),
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Text(L10n.of(context).setStatus),
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],
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),
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),
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PopupMenuItem(
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value: PopupMenuAction.newGroup,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.group_add_outlined),
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const SizedBox(width: 12),
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Text(L10n.of(context).createNewGroup),
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],
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),
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),
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PopupMenuItem(
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value: PopupMenuAction.newSpace,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.group_work_outlined),
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const SizedBox(width: 12),
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Text(L10n.of(context).createNewSpace),
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],
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),
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),
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PopupMenuItem(
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value: PopupMenuAction.invite,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.share_outlined),
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const SizedBox(width: 12),
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Text(L10n.of(context).inviteContact),
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],
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),
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),
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PopupMenuItem(
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value: PopupMenuAction.archive,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.archive_outlined),
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const SizedBox(width: 12),
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Text(L10n.of(context).archive),
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],
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),
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),
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PopupMenuItem(
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value: PopupMenuAction.settings,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.settings_outlined),
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const SizedBox(width: 12),
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Text(L10n.of(context).settings),
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],
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),
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),
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],
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),
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],
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title: Text(selectMode == SelectMode.share
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? L10n.of(context).share
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: selectMode == SelectMode.select
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? controller.selectedRoomIds.length.toString()
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: controller.activeSpaceId == null
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? AppConfig.applicationName
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: Matrix.of(context)
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.client
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.getRoomById(controller.activeSpaceId)
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.displayname),
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),
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body: Column(children: [
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AnimatedContainer(
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height: controller.showChatBackupBanner ? 54 : 0,
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duration: const Duration(milliseconds: 300),
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clipBehavior: Clip.hardEdge,
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curve: Curves.bounceInOut,
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decoration: const BoxDecoration(),
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child: Material(
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color: Theme.of(context).colorScheme.surface,
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child: ListTile(
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leading: Image.asset(
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'assets/backup.png',
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fit: BoxFit.contain,
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width: 44,
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),
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title: Text(L10n.of(context).setupChatBackupNow),
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trailing: const Icon(Icons.chevron_right_outlined),
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onTap: controller.firstRunBootstrapAction,
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),
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),
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),
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if (controller.waitForFirstSync) const StoriesHeader(),
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Expanded(child: _ChatListViewBody(controller)),
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]),
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floatingActionButton: selectMode == SelectMode.normal
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? controller.scrolledToTop
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? FloatingActionButton.extended(
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onPressed: () =>
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VRouter.of(context).to('/newprivatechat'),
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icon: const Icon(CupertinoIcons.chat_bubble),
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label: Text(L10n.of(context).newChat),
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)
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: FloatingActionButton(
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onPressed: () =>
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VRouter.of(context).to('/newprivatechat'),
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child: const Icon(CupertinoIcons.chat_bubble),
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)
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: null,
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bottomNavigationBar: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const ConnectionStatusHeader(),
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if (controller.spaces.isNotEmpty &&
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controller.selectedRoomIds.isEmpty)
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SpacesBottomBar(controller),
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],
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),
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),
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);
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});
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}
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}
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class _ChatListViewBody extends StatefulWidget {
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final ChatListController controller;
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const _ChatListViewBody(this.controller, {Key key}) : super(key: key);
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@override
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State<_ChatListViewBody> createState() => _ChatListViewBodyState();
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}
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class _ChatListViewBodyState extends State<_ChatListViewBody> {
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// the matrix sync stream
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StreamSubscription _subscription;
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StreamSubscription _clientSubscription;
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// used to check the animation direction
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String _lastUserId;
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String _lastSpaceId;
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@override
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void initState() {
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_subscription = Matrix.of(context)
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.client
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.onSync
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.stream
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.where((s) => s.hasRoomUpdate)
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.rateLimit(const Duration(seconds: 1))
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.listen((d) => setState(() {}));
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_clientSubscription =
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widget.controller.clientStream.listen((d) => setState(() {}));
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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final reversed = _animationReversed();
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Widget child;
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if (widget.controller.waitForFirstSync &&
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Matrix.of(context).client.prevBatch != null) {
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final rooms = Matrix.of(context)
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.client
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.rooms
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.where(widget.controller.roomCheck)
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.toList();
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if (rooms.isEmpty) {
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child = Column(
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key: const ValueKey(null),
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mainAxisAlignment: MainAxisAlignment.center,
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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const Icon(
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Icons.maps_ugc_outlined,
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size: 80,
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color: Colors.grey,
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),
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Center(
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child: Text(
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L10n.of(context).startYourFirstChat,
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textAlign: TextAlign.start,
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style: const TextStyle(
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color: Colors.grey,
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fontSize: 16,
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),
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),
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),
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],
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);
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}
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child = ListView.builder(
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key: ValueKey(Matrix.of(context).client.userID.toString() +
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widget.controller.activeSpaceId.toString()),
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controller: widget.controller.scrollController,
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itemCount: rooms.length,
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itemBuilder: (BuildContext context, int i) {
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return ChatListItem(
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rooms[i],
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selected: widget.controller.selectedRoomIds.contains(rooms[i].id),
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onTap: widget.controller.selectMode == SelectMode.select
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? () => widget.controller.toggleSelection(rooms[i].id)
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: null,
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onLongPress: () => widget.controller.toggleSelection(rooms[i].id),
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activeChat: widget.controller.activeChat == rooms[i].id,
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);
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},
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);
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} else {
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child = ListView(
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key: const ValueKey(false),
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children: List.filled(
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8,
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const _DummyChat(),
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),
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);
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}
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return PageTransitionSwitcher(
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reverse: reversed,
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transitionBuilder: (
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Widget child,
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Animation<double> primaryAnimation,
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Animation<double> secondaryAnimation,
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) {
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return SharedAxisTransition(
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animation: primaryAnimation,
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secondaryAnimation: secondaryAnimation,
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transitionType: SharedAxisTransitionType.horizontal,
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child: child,
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);
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},
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child: child,
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);
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}
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@override
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void dispose() {
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_subscription.cancel();
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_clientSubscription.cancel();
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super.dispose();
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}
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bool _animationReversed() {
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bool reversed;
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// in case the matrix id changes, check the indexOf the matrix id
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final newClient = Matrix.of(context).client;
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if (_lastUserId != newClient.userID) {
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reversed = Matrix.of(context)
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.currentBundle
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.indexWhere((element) => element.userID == _lastUserId) <
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Matrix.of(context)
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.currentBundle
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.indexWhere((element) => element.userID == newClient.userID);
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}
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// otherwise, the space changed...
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else {
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reversed = widget.controller.spaces
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.indexWhere((element) => element.id == _lastSpaceId) <
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widget.controller.spaces.indexWhere(
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(element) => element.id == widget.controller.activeSpaceId);
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}
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_lastUserId = newClient.userID;
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_lastSpaceId = widget.controller.activeSpaceId;
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return reversed;
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}
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}
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class _DummyChat extends StatefulWidget {
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const _DummyChat({Key key}) : super(key: key);
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@override
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State<_DummyChat> createState() => _DummyChatState();
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}
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class _DummyChatState extends State<_DummyChat> {
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double opacity = Random().nextDouble();
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Timer _timer;
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static const duration = Duration(seconds: 1);
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void _setRandomOpacity(_) {
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if (mounted) {
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setState(() => opacity = Random().nextDouble());
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}
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}
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@override
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void initState() {
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WidgetsBinding.instance.addPostFrameCallback(_setRandomOpacity);
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_timer ??= Timer.periodic(duration, _setRandomOpacity);
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super.initState();
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}
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@override
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void dispose() {
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_timer?.cancel();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final titleColor =
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Theme.of(context).textTheme.bodyText1.color.withAlpha(100);
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final subtitleColor =
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Theme.of(context).textTheme.bodyText1.color.withAlpha(50);
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return AnimatedOpacity(
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opacity: opacity,
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duration: duration,
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child: ListTile(
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leading: CircleAvatar(
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backgroundColor: titleColor,
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child: CircularProgressIndicator(
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strokeWidth: 1,
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color: Theme.of(context).textTheme.bodyText1.color,
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),
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),
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title: Row(
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children: [
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Expanded(
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child: Container(
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height: 14,
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decoration: BoxDecoration(
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color: titleColor,
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borderRadius: BorderRadius.circular(3),
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),
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),
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),
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const SizedBox(width: 36),
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Container(
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height: 14,
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width: 14,
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decoration: BoxDecoration(
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color: subtitleColor,
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borderRadius: BorderRadius.circular(14),
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),
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),
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const SizedBox(width: 12),
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Container(
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height: 14,
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width: 14,
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decoration: BoxDecoration(
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color: subtitleColor,
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borderRadius: BorderRadius.circular(14),
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),
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),
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],
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),
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subtitle: Container(
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decoration: BoxDecoration(
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color: subtitleColor,
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borderRadius: BorderRadius.circular(3),
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),
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height: 12,
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margin: const EdgeInsets.only(right: 22),
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),
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),
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);
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}
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}
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enum ChatListPopupMenuItemActions {
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createGroup,
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createSpace,
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discover,
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setStatus,
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inviteContact,
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settings,
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}
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