forked from eatvio/eatvio_app
344 lines
13 KiB
Dart
344 lines
13 KiB
Dart
import 'dart:io';
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import 'package:eatvio_app/core/widgets/loader.dart';
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import 'package:eatvio_app/features/chat/presentation/bloc/chat_room_cubit/chat_room_cubit.dart';
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import 'package:eatvio_app/features/chat/presentation/bloc/chat_room_cubit/chat_room_state.dart';
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import 'package:eatvio_app/features/chat/presentation/widgets/chat_bubble_widget.dart';
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import 'package:eatvio_app/core/locator_service.dart';
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import 'package:eatvio_app/core/theme/custom_text_style.dart';
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import 'package:eatvio_app/core/theme/theme_helper.dart';
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import 'package:file_picker/file_picker.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:intl/intl.dart';
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class ChatScreen extends StatefulWidget {
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final String chatId;
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const ChatScreen({
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required this.chatId,
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super.key,
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});
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@override
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State<ChatScreen> createState() => _ChatScreenState();
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}
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class _ChatScreenState extends State<ChatScreen> {
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final scrollController = ScrollController();
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final TextEditingController textEditingController = TextEditingController();
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final ChatRoomCubit chatRoomCubit = sl<ChatRoomCubit>();
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@override
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void initState() {
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super.initState();
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scrollController.addListener(_onScroll);
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chatRoomCubit.initChat(widget.chatId);
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}
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_onScroll() {
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if (scrollController.offset >= scrollController.position.maxScrollExtent && !scrollController.position.outOfRange) {
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chatRoomCubit.loadNextPage(widget.chatId);
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}
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}
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@override
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void dispose() {
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scrollController.dispose();
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super.dispose();
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}
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Widget build(BuildContext context) {
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return BlocProvider<ChatRoomCubit>(
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create: (BuildContext context) => chatRoomCubit,
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child: BlocBuilder<ChatRoomCubit, ChatRoomState>(
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bloc: chatRoomCubit,
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builder: (context, state) {
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if (state is ChatRoomStateLoaded) {
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return _buildChat(context, state);
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} else if (state is ChatRoomStateError) {
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return Scaffold(
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appBar: AppBar(),
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body: Center(
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child: Text(state.errorMessage),
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),
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);
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} else {
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return Scaffold(
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body: const Loader(),
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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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_buildChat(BuildContext context, ChatRoomStateLoaded state) {
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return Scaffold(
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resizeToAvoidBottomInset: true,
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appBar: AppBar(
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titleSpacing: 0,
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centerTitle: false,
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title: Row(
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children: [
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if (state.chatRoom.users['to_chat_user']!.profilePhotoUrl != null)
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CircleAvatar(
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radius: 20,
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foregroundImage: NetworkImage(state.chatRoom.users['to_chat_user']!.profilePhotoUrl!),
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),
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if (state.chatRoom.users['to_chat_user']!.profilePhotoUrl == null)
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Container(
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width: 40,
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height: 40,
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alignment: Alignment.center,
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decoration: BoxDecoration(
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color: Color(0xFFEBF4FF),
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shape: BoxShape.circle,
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),
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child: Text(
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state.chatRoom.users['to_chat_user']!.name.split(' ').first[0] + state.chatRoom.users['to_chat_user']!.name.split(' ')[1][0],
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style: TextStyle(
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color: Color(0xFF7F9CF5),
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fontWeight: FontWeight.w400,
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fontSize: 20,
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),
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),
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),
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SizedBox(width: 16),
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Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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state.chatRoom.users['to_chat_user']!.name,
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style: CustomTextStyles.titleSmallBold.copyWith(
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color: PrimaryColors().black,
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),
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),
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AnimatedCrossFade(
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firstChild: Text(
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'Печатает...',
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style: CustomTextStyles.bodySmallMulishPrimary,
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),
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firstCurve: Curves.easeIn,
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secondCurve: Curves.easeOut,
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secondChild: const SizedBox.shrink(),
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crossFadeState: state.isTyping ? CrossFadeState.showFirst : CrossFadeState.showSecond,
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duration: Duration(milliseconds: 150),
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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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body: SafeArea(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Expanded(
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child: Container(
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color: Color(0xFFF0F2F5),
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width: double.maxFinite,
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child: CustomScrollView(
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physics: BouncingScrollPhysics(),
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controller: scrollController,
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reverse: true,
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slivers: [
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SliverPadding(
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padding: EdgeInsets.symmetric(vertical: 16),
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sliver: SliverList(
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delegate: SliverChildBuilderDelegate(
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(context, index) {
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if (index < state.chatMessages.length) {
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return Column(
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children: [
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if ((index + 1 != state.chatMessages.length &&
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DateTime.parse(state.chatMessages[index].updatedAt).day !=
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DateTime.parse(state.chatMessages[index + 1].updatedAt).day) ||
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index + 1 == state.chatMessages.length)
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_messageDate(state.chatMessages[index].updatedAt),
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ChatBubbleWidget(
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sendTime: state.chatMessages[index].updatedAt,
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text: state.chatMessages[index].data.trim(),
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isCurrentUser: state.chatRoom.users['to_chat_user']!.id != state.chatMessages[index].authorId,
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mediaData: state.chatMessages[index].mediaData ?? [],
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),
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],
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);
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} else {
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return Padding(
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padding: const EdgeInsets.all(8),
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child: const Loader(),
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);
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}
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},
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childCount: state.chatMessages.length + (state.isLoading ? 1 : 0),
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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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Container(
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padding: EdgeInsets.symmetric(vertical: 8),
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decoration: BoxDecoration(
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border: Border(
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top: BorderSide(
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color: Colors.black.withOpacity(0.1),
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),
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),
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),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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SizedBox(width: 8),
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InkWell(
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onTap: () async {
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FilePickerResult? result = await FilePicker.platform.pickFiles(
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allowMultiple: true,
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type: FileType.custom,
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allowedExtensions: [
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'pdf',
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'doc',
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'docx',
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'json',
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'ppt',
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'pptx',
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'rtf',
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'txt',
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'xls',
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'xlsx',
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'csv',
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'jpeg',
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'jpg',
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'png',
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'gif',
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'svg',
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'xml',
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'webp',
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],
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);
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if (result != null) {
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List<File> files = result.paths.map((path) => File(path!)).toList();
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chatRoomCubit.sendMessage(
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chatId: widget.chatId,
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files: files,
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);
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} else {
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// User canceled the picker
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}
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},
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customBorder: CircleBorder(),
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child: Ink(
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height: 32,
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width: 32,
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child: Transform.rotate(
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angle: 3.8,
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child: Icon(
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Icons.attach_file_rounded,
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size: 24,
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color: Color(0xFF858E99),
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),
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),
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),
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),
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SizedBox(width: 8),
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SizedBox(
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width: MediaQuery.of(context).size.width - 96,
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child: TextFormField(
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controller: textEditingController,
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maxLines: 5,
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minLines: 1,
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keyboardType: TextInputType.multiline,
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style: TextStyle(fontSize: 16, fontWeight: FontWeight.w400, color: Colors.black, height: 1),
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decoration: InputDecoration(
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isDense: true,
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contentPadding: EdgeInsets.symmetric(horizontal: 16, vertical: 8),
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hintText: 'Сообщение',
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hintStyle: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w400,
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height: 1,
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color: Color(0xFFAEAEB2),
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),
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filled: true,
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(16),
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borderSide: BorderSide(
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color: Color(0xFFD1D1D6),
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width: 1,
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),
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),
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enabledBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(16),
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borderSide: BorderSide(
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color: Color(0xFFD1D1D6),
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width: 1,
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),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(16),
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borderSide: BorderSide(
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color: Color(0xFFD1D1D6),
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width: 1,
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),
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),
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),
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),
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),
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SizedBox(width: 8),
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InkWell(
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customBorder: CircleBorder(),
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onTap: () {
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if (textEditingController.text.isNotEmpty) {
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chatRoomCubit.sendMessage(
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chatId: widget.chatId,
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data: textEditingController.text.trim(),
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);
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setState(() {
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textEditingController.clear();
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});
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}
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},
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child: Ink(
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decoration: BoxDecoration(
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color: appTheme.blueA400,
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shape: BoxShape.circle,
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),
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height: 32,
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width: 32,
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child: Icon(
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Icons.arrow_upward_rounded,
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size: 20,
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color: Colors.white,
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),
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),
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),
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SizedBox(width: 8),
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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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}
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_messageDate(String date) {
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 8),
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child: Text(
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DateFormat.MMMMd('RU').format(
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DateTime.parse(date),
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),
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style: const TextStyle(
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height: 1,
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color: Color(0xFF8393A1),
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fontWeight: FontWeight.w500,
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),
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),
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);
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}
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}
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