forked from eatvio/eatvio_app
424 lines
20 KiB
Dart
424 lines
20 KiB
Dart
import 'dart:io';
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import 'dart:math';
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import 'package:easy_debounce/easy_debounce.dart';
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import 'package:eatvio_app/core/widgets/custom_outlined_button.dart';
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import 'package:eatvio_app/core/widgets/data_error_widget.dart';
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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/bloc/chats_cubit/chats_cubit.dart';
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import 'package:eatvio_app/features/chat/presentation/widgets/about_order_button.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:eatvio_app/features/chat/presentation/widgets/notification_banner.dart';
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import 'package:eatvio_app/features/feed/models/diets_pagination_model.dart';
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import 'package:eatvio_app/features/order_info/presentation/info_by_order_screen.dart';
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import 'package:eatvio_app/features/plans/enums/chosen_plan_state_enum.dart';
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import 'package:eatvio_app/features/user_details/presentation/user_details_screen.dart';
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import 'package:eatvio_app/generated/l10n.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:go_router/go_router.dart';
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import 'package:intl/intl.dart';
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import 'package:visibility_detector/visibility_detector.dart';
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class ChatScreen extends StatefulWidget {
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final String chatId;
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const ChatScreen({required this.chatId, super.key});
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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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final List<({int id, int index})> unreadMessagesIds = [];
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final List<({int id, int index})> unreadMessagesIdsCopy = [];
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final showableChatBadgeStates = ChosenPlanStateEnum.getShowableChatBadgeStates();
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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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chatRoomCubit.close();
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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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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(appBar: AppBar(), body: DataErrorWidget(onReload: () => chatRoomCubit.initChat(widget.chatId)));
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} else {
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return const Scaffold(body: 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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_buildChat(BuildContext context, ChatRoomStateLoaded state) {
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final chosenPlan = state.chatRoom.chosenPlan;
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final amIConsultant = chosenPlan?.consultantId == state.chatRoom.users.sender.id;
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final showUserDetailsButton = amIConsultant &&
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[
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ChosenPlanStateEnum.stateStartDateHasBeenSet,
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ChosenPlanStateEnum.statePendingPayment,
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ChosenPlanStateEnum.stateInCoordination,
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].contains(chosenPlan?.chosenPlanState);
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final showAboutOrderButton =
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state.chatRoom.chosenPlan != null && state.chatRoom.chosenPlan!.chosenPlanState != ChosenPlanStateEnum.stateCanceledByTheInitiator;
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BannerType? bannerType;
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if (chosenPlan == null) {
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bannerType = null;
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} else if (amIConsultant && state.hasCard) {
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bannerType = BannerType.card;
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} else if (amIConsultant && chosenPlan.chosenPlanState == ChosenPlanStateEnum.stateInCoordination) {
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bannerType = BannerType.date;
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} else if (!amIConsultant &&
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(chosenPlan.chosenPlanState == ChosenPlanStateEnum.stateStartDateHasBeenSet || chosenPlan.chosenPlanState == ChosenPlanStateEnum.statePendingPayment)) {
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bannerType = BannerType.payment;
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}
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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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backgroundColor: appTheme.gray100,
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centerTitle: false,
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title: GestureDetector(
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onTap: () {
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GoRouter.of(context).pushNamed(
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'profileScreen',
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extra: Author(
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authorSlug: state.chatRoom.users.receiver.slug,
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authorName: state.chatRoom.users.receiver.name,
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authorProfileIcon: state.chatRoom.users.receiver.profilePhotoUrl ?? '',
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authorIsMe: false,
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),
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);
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},
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child: Row(
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children: [
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if (state.chatRoom.users.receiver.profilePhotoUrl != null)
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CircleAvatar(
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radius: 20,
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foregroundImage: NetworkImage(state.chatRoom.users.receiver.profilePhotoUrl!),
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),
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if (state.chatRoom.users.receiver.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: const 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.receiver.name.split(' ').first[0] + state.chatRoom.users.receiver.name.split(' ')[1][0],
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style: const 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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const 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.receiver.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: const 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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),
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body: SafeArea(
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child: Stack(
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children: [
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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: appTheme.whiteA700,
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width: double.maxFinite,
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child: SingleChildScrollView(
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physics: const BouncingScrollPhysics(),
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controller: scrollController,
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reverse: true,
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child: Column(
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children: [
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const SizedBox(height: 16),
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ListView.builder(
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physics: const NeverScrollableScrollPhysics(),
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reverse: true,
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shrinkWrap: true,
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itemBuilder: (context, index) {
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if (index == state.chatMessages.length) {
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return const Padding(padding: EdgeInsets.all(8), child: Loader());
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}
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if ((index + 1 != state.chatMessages.length &&
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state.chatMessages[index].updatedAt.day != state.chatMessages[index + 1].updatedAt.day) ||
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index + 1 == state.chatMessages.length) {
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final isCurrentUserAuthor = state.chatRoom.users.receiver.id != state.chatMessages[index].authorId;
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return Column(
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children: [
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_messageDate(state.chatMessages[index].updatedAt),
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VisibilityDetector(
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key: Key(state.chatMessages[index].id.toString()),
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onVisibilityChanged: (VisibilityInfo info) {
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if (!state.chatMessages[index].isRead && !isCurrentUserAuthor && info.visibleFraction > 0) {
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unreadMessagesIdsCopy.add((id: state.chatMessages[index].id, index: index));
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EasyDebounce.debounce('mark_as_read', const Duration(milliseconds: 500), () async {
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final result = await context.read<ChatRoomCubit>().markMessagesAsRead(state.chatRoom.id, unreadMessagesIdsCopy);
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if (!result) return;
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if (!context.mounted) return;
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context.read<ChatsCubit>().reduceUnreadMessagesCount(
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chatId: state.chatRoom.id,
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count: unreadMessagesIdsCopy.length,
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);
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unreadMessagesIdsCopy.clear();
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});
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}
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},
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child: ChatBubbleWidget(
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isRead: state.chatMessages[index].isRead,
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sendTime: state.chatMessages[index].updatedAt,
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text: state.chatMessages[index].data.trim(),
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isCurrentUser: isCurrentUserAuthor,
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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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);
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}
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final isCurrentUserAuthor = state.chatRoom.users.receiver.id != state.chatMessages[index].authorId;
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return VisibilityDetector(
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key: Key(state.chatMessages[index].id.toString()),
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onVisibilityChanged: (VisibilityInfo info) {
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if (!state.chatMessages[index].isRead && !isCurrentUserAuthor && info.visibleFraction > 0) {
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unreadMessagesIds.add((id: state.chatMessages[index].id, index: index));
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EasyDebounce.debounce('mark_as_read', const Duration(milliseconds: 500), () async {
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final result = await context.read<ChatRoomCubit>().markMessagesAsRead(state.chatRoom.id, unreadMessagesIds);
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if (!result) return;
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if (!context.mounted) return;
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context.read<ChatsCubit>().reduceUnreadMessagesCount(chatId: state.chatRoom.id, count: unreadMessagesIds.length);
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unreadMessagesIds.clear();
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});
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}
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},
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child: ChatBubbleWidget(
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isRead: state.chatMessages[index].isRead,
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sendTime: state.chatMessages[index].updatedAt,
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text: state.chatMessages[index].data.trim(),
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isCurrentUser: isCurrentUserAuthor,
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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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itemCount: state.chatMessages.length + (state.isLoading ? 1 : 0),
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),
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const SizedBox(height: 16),
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if (showUserDetailsButton) ...[
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// OrderCard(
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// plan: chosenPlan.plan,
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// isCustomerView: !amIConsultant,
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// optionType: chosenPlan.optionType,
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// onCancel: () async {
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// await context.read<ChatRoomCubit>().cancelChosenPlan(chatId: state.chatRoom.id, planId: chosenPlan.id);
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// },
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// ),
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if (amIConsultant)
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Padding(
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padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 16),
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child: CustomOutlinedButton(
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text: S.current.user_info,
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height: 52,
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buttonTextStyle: TextStyles.textMSemibold.copyWith(color: appTheme.whiteA700),
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buttonStyle: ButtonStyle(
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side: const WidgetStatePropertyAll(BorderSide.none),
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backgroundColor: WidgetStatePropertyAll(appTheme.blueA400),
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),
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onPressed: () async {
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GoRouter.of(context).push(UserDetailsScreen.path, extra: state.chatRoom.users.receiver.slug);
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},
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),
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),
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if (bannerType != null)
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Padding(padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 16), child: NotificationBanner(bannerType: bannerType)),
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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: const EdgeInsets.symmetric(vertical: 8),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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const 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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await chatRoomCubit.sendMessage(chatId: widget.chatId, files: files);
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}
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},
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customBorder: const CircleBorder(),
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child: Ink(
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height: 40,
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width: 40,
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child: Transform.rotate(angle: pi / 4, child: const Icon(Icons.attach_file_rounded, size: 30, color: Color(0xFF858E99))),
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),
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),
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const SizedBox(width: 8),
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Expanded(
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child: SizedBox(
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height: 40,
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child: TextFormField(
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expands: true,
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textCapitalization: TextCapitalization.sentences,
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controller: textEditingController,
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maxLines: null,
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minLines: null,
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keyboardType: TextInputType.multiline,
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style: const 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: const EdgeInsets.symmetric(horizontal: 16, vertical: 10),
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hintText: 'Сообщение',
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hintStyle: const TextStyle(fontSize: 14, fontWeight: FontWeight.w400, height: 1, color: Color(0xFFAEAEB2)),
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filled: true,
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(100), borderSide: const BorderSide(color: Color(0xFFD1D1D6), width: 1)),
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enabledBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(100),
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borderSide: const BorderSide(color: Color(0xFFD1D1D6), width: 1),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(100),
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borderSide: const BorderSide(color: Color(0xFFD1D1D6), 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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const SizedBox(width: 8),
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InkWell(
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customBorder: const CircleBorder(),
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onTap: () {
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if (textEditingController.text.isNotEmpty) {
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chatRoomCubit.sendMessage(chatId: widget.chatId, data: textEditingController.text.trim());
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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(color: appTheme.blueA400, shape: BoxShape.circle),
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height: 40,
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width: 40,
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child: const Icon(Icons.arrow_upward_rounded, size: 24, color: Colors.white),
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),
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),
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const 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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if (showAboutOrderButton)
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Positioned(
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top: 8,
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right: 15,
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left: 16,
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child: AboutOrderButton(
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onTap: () async {
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GoRouter.of(context).push(InfoByOrderScreen.path, extra: {'planId': state.chatRoom.chosenPlan?.id});
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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(DateTime date) {
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return Center(
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child: Padding(
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padding: const EdgeInsets.only(top: 32),
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child: Text(DateFormat.yMMMMd('RU').format(date), style: const TextStyle(height: 1, color: Color(0xFF8393A1), fontWeight: FontWeight.w500)),
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),
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);
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}
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}
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