import 'package:flutter/material.dart'; import 'package:fluffychat/config/app_config.dart'; import 'package:fluffychat/config/themes.dart'; import 'package:fluffychat/pages/chat/chat.dart'; import 'package:fluffychat/widgets/avatar.dart'; import 'package:fluffychat/widgets/matrix.dart'; class TypingIndicators extends StatelessWidget { final ChatController controller; const TypingIndicators(this.controller, {Key key}) : super(key: key); @override Widget build(BuildContext context) { final typingUsers = controller.room.typingUsers ..removeWhere((u) => u.stateKey == Matrix.of(context).client.userID); const topPadding = 24.0; const bottomPadding = 4.0; return Container( width: double.infinity, alignment: Alignment.center, child: AnimatedContainer( constraints: const BoxConstraints(maxWidth: FluffyThemes.columnWidth * 2.5), height: typingUsers.isEmpty ? 0 : Avatar.defaultSize + bottomPadding + topPadding, duration: const Duration(milliseconds: 300), curve: Curves.bounceInOut, alignment: controller.filteredEvents.isNotEmpty && controller.filteredEvents.first.senderId == Matrix.of(context).client.userID ? Alignment.topRight : Alignment.topLeft, clipBehavior: Clip.hardEdge, decoration: const BoxDecoration(), padding: EdgeInsets.only( left: typingUsers.length < 2 ? 8 : 0, bottom: bottomPadding, ), child: Row( children: [ SizedBox( height: Avatar.defaultSize, width: typingUsers.length < 2 ? Avatar.defaultSize : Avatar.defaultSize + 8, child: Stack( children: [ if (typingUsers.isNotEmpty) Avatar( typingUsers.first.avatarUrl, typingUsers.first.calcDisplayname(), ), if (typingUsers.length == 2) Padding( padding: const EdgeInsets.only(left: 8), child: Avatar( typingUsers.length == 2 ? typingUsers.last.avatarUrl : null, typingUsers.length == 2 ? typingUsers.last.calcDisplayname() : '+${typingUsers.length - 1}', ), ), ], ), ), const SizedBox(width: 8), Padding( padding: const EdgeInsets.only(top: topPadding), child: Material( color: Theme.of(context).backgroundColor, elevation: 6, shadowColor: Theme.of(context).secondaryHeaderColor.withAlpha(100), borderRadius: const BorderRadius.only( topLeft: Radius.circular(2), topRight: Radius.circular(AppConfig.borderRadius), bottomLeft: Radius.circular(AppConfig.borderRadius), bottomRight: Radius.circular(AppConfig.borderRadius), ), child: Padding( padding: const EdgeInsets.all(16), child: typingUsers.isEmpty ? null : Image.asset('assets/typing.gif', height: 12), ), ), ), ], ), ), ); } }