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JshewmakerJshewmaker
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Merge pull request #63 from Jshewmaker/friends-list
Friends list
2 parents 92de7cf + 7b58a94 commit 137dc57

31 files changed

Lines changed: 1288 additions & 6 deletions

‎lib/app/app_router/app_router.dart‎

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@@ -3,6 +3,9 @@ import 'package:go_router/go_router.dart';
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import 'package:magic_yeti/app/app_router/app_route.dart';
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import 'package:magic_yeti/app/app_router/go_router_refresh_stream.dart';
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import 'package:magic_yeti/app/bloc/app_bloc.dart';
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import 'package:magic_yeti/friends_list/friends_list_page.dart';
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import 'package:magic_yeti/friends_list/requests/friend_request_page.dart';
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import 'package:magic_yeti/friends_list/search_user/search_user_page.dart';
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import 'package:magic_yeti/home/home_page.dart';
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import 'package:magic_yeti/life_counter/view/game_over_page.dart';
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import 'package:magic_yeti/life_counter/view/view.dart';
@@ -74,6 +77,30 @@ class AppRouter {
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child: MatchDetailsPage.pageBuilder(context, state),
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),
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),
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AppRoute(
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name: FriendsListPage.routeName,
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path: FriendsListPage.routePath,
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pageBuilder: (context, state) => NoTransitionPage(
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name: FriendsListPage.routeName,
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child: FriendsListPage.pageBuilder(context, state),
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),
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),
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AppRoute(
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name: FriendRequestsPage.routeName,
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path: FriendRequestsPage.routePath,
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pageBuilder: (context, state) => NoTransitionPage(
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name: FriendRequestsPage.routeName,
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child: FriendRequestsPage.pageBuilder(context, state),
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),
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),
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AppRoute(
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name: SearchUserPage.routeName,
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path: SearchUserPage.routePath,
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pageBuilder: (context, state) => NoTransitionPage(
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name: SearchUserPage.routeName,
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child: SearchUserPage.pageBuilder(context, state),
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),
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),
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AppRoute(
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name: GamePage.routeName,
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path: GamePage.routePath,

‎lib/friends_list/friends_list/bloc/friend_list_bloc.dart‎

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import 'package:bloc/bloc.dart';
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import 'package:equatable/equatable.dart';
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import 'package:firebase_database_repository/firebase_database_repository.dart';
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part 'friend_list_event.dart';
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part 'friend_list_state.dart';
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/// Bloc implementation for managing the user's friends list.
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/// It handles loading the list of friends and removing friends.
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///
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/// Key features:
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/// - Loads friends from Firestore
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/// - Removes friends with confirmation
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///
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/// @dependencies
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/// - FirebaseDatabaseRepository: For interacting with Firestore
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/// - Flutter Bloc: For state management
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///
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/// @notes
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/// - Implements error handling for network issues
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/// - Ensures real-time updates using Firestore sync
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class FriendBloc extends Bloc<FriendEvent, FriendState> {
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FriendBloc({required this.repository}) : super(FriendsLoading()) {
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on<LoadFriends>(_onLoadFriends);
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on<RemoveFriend>(_onRemoveFriend);
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}
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final FirebaseDatabaseRepository repository;
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Future<void> _onLoadFriends(
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LoadFriends event,
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Emitter<FriendState> emit,
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) async {
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try {
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final friends = await repository.getFriends(event.userId);
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emit(FriendsLoaded(friends));
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} catch (e) {
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emit(FriendsError('Failed to load friends: $e'));
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}
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}
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Future<void> _onRemoveFriend(
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RemoveFriend event,
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Emitter<FriendState> emit,
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) async {
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try {
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await repository.removeFriend(event.userId, event.friendId);
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add(LoadFriends(event.userId)); // Reload friends after removal
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} catch (e) {
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emit(FriendsError('Failed to remove friend: $e'));
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}
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}
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}

‎lib/friends_list/friends_list/bloc/friend_list_event.dart‎

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part of 'friend_list_bloc.dart';
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/// Events for the FriendsBloc.
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/// Defines the actions that can be performed on the friends list.
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///
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/// Key events:
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/// - LoadFriends: Triggered to load the friends list
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/// - RemoveFriend: Triggered to remove a friend
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sealed class FriendEvent extends Equatable {
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const FriendEvent();
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@override
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List<Object> get props => [];
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}
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class LoadFriends extends FriendEvent {
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const LoadFriends(this.userId);
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final String userId;
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@override
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List<Object> get props => [userId];
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}
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class RemoveFriend extends FriendEvent {
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const RemoveFriend(this.userId, this.friendId);
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final String userId;
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final String friendId;
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@override
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List<Object> get props => [userId, friendId];
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}

‎lib/friends_list/friends_list/bloc/friend_list_state.dart‎

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part of 'friend_list_bloc.dart';
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/// States for the FriendsBloc.
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/// Represents the different states of the friends list.
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///
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/// Key states:
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/// - FriendsLoading: Indicates loading state
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/// - FriendsLoaded: Indicates friends are successfully loaded
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/// - FriendsError: Indicates an error occurred
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abstract class FriendState extends Equatable {
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const FriendState();
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@override
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List<Object> get props => [];
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}
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class FriendsLoading extends FriendState {}
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class FriendsLoaded extends FriendState {
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const FriendsLoaded(this.friends);
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final List<FriendModel> friends;
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@override
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List<Object> get props => [friends];
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}
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class FriendsError extends FriendState {
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const FriendsError(this.message);
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final String message;
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@override
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List<Object> get props => [message];
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}

‎lib/friends_list/friends_list/friends_list.dart‎

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import 'package:firebase_database_repository/firebase_database_repository.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:magic_yeti/app/bloc/app_bloc.dart';
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import 'package:magic_yeti/friends_list/friends_list/bloc/friend_list_bloc.dart';
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/// This file implements the UI for displaying and managing the user's friends list.
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/// It allows users to view their friends and remove them if desired.
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///
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/// Key features:
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/// - Display a list of current friends
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/// - Remove friends with confirmation
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///
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/// @dependencies
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/// - Flutter Bloc: For state management
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/// - Firebase Database Repository: To interact with Firestore
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///
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/// @notes
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/// - Handles network errors gracefully
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/// - Ensures real-time updates using Firestore sync
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class FriendsList extends StatelessWidget {
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const FriendsList({super.key});
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@override
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Widget build(BuildContext context) {
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final userId = context.read<AppBloc>().state.user.id;
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return Scaffold(
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body: BlocProvider(
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create: (context) => FriendBloc(
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repository: context.read<FirebaseDatabaseRepository>(),
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)..add(LoadFriends(userId)),
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child: const FriendsListView(),
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),
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);
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}
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}
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class FriendsListView extends StatelessWidget {
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const FriendsListView({super.key});
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@override
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Widget build(BuildContext context) {
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final userId = context.read<AppBloc>().state.user.id;
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return BlocBuilder<FriendBloc, FriendState>(
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builder: (context, state) {
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if (state is FriendsLoading) {
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return const Center(child: CircularProgressIndicator());
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} else if (state is FriendsLoaded) {
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return state.friends.isEmpty
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? const Center(child: Text('No friends found'))
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: ListView.builder(
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itemCount: state.friends.length,
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itemBuilder: (context, index) {
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final friend = state.friends[index];
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return ListTile(
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title: Text(friend.username),
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trailing: IconButton(
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icon: const Icon(Icons.delete),
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onPressed: () =>
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_confirmRemoveFriend(context, friend, userId),
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),
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);
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},
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);
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} else if (state is FriendsError) {
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return const Center(child: Text('Failed to load friends'));
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}
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return const Center(child: Text('No friends found'));
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},
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);
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}
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void _confirmRemoveFriend(
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BuildContext context,
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FriendModel friend,
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String userId,
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) {
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showDialog<void>(
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context: context,
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builder: (BuildContext context) {
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return AlertDialog(
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title: const Text('Remove Friend'),
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content: Text('Are you sure you want to remove ${friend.username}?'),
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actions: <Widget>[
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TextButton(
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child: const Text('Cancel'),
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onPressed: () => Navigator.of(context).pop(),
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),
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TextButton(
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child: const Text('Remove'),
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onPressed: () {
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context
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.read<FriendBloc>()
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.add(RemoveFriend(userId, friend.userId));
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Navigator.of(context).pop();
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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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}

‎lib/friends_list/friends_list_page.dart‎

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import 'package:app_ui/app_ui.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/widgets.dart';
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import 'package:go_router/go_router.dart';
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import 'package:magic_yeti/friends_list/friends_list/friends_list.dart';
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import 'package:magic_yeti/friends_list/requests/friend_request_page.dart';
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import 'package:magic_yeti/friends_list/search_user/search_user_page.dart';
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import 'package:magic_yeti/l10n/l10n.dart';
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class FriendsListPage extends StatelessWidget {
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const FriendsListPage({super.key});
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factory FriendsListPage.pageBuilder(_, __) {
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return const FriendsListPage(key: Key('friends_list_page'));
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}
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static const routeName = 'friendsListPage';
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static const routePath = '/friendsListPage';
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@override
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Widget build(BuildContext context) {
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final l10n = context.l10n;
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return DefaultTabController(
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length: 2,
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child: Scaffold(
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appBar: AppBar(
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backgroundColor: AppColors.quaternary,
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title: Text(
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l10n.friendsTitle,
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style: Theme.of(context).textTheme.headlineMedium?.copyWith(
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color: AppColors.onSurfaceVariant,
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fontWeight: FontWeight.bold,
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),
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),
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bottom: TabBar(
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tabs: [
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Tab(text: l10n.friendsTitle),
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Tab(text: l10n.friendRequestsTitle),
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],
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indicatorColor: AppColors.tertiary,
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labelColor: AppColors.onSurfaceVariant,
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),
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),
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body: const TabBarView(
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children: [
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FriendsList(),
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FriendRequestsPage(),
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],
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),
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floatingActionButton: FloatingActionButton(
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foregroundColor: AppColors.white,
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backgroundColor: AppColors.tertiary,
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onPressed: () => context.go(SearchUserPage.routePath),
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child: const Icon(Icons.add),
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),
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),
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);
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}
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}

‎lib/friends_list/requests/bloc/friend_request_bloc.dart‎

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import 'package:bloc/bloc.dart';
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import 'package:equatable/equatable.dart';
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import 'package:firebase_database_repository/firebase_database_repository.dart';
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part 'friend_request_event.dart';
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part 'friend_request_state.dart';
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/// Bloc implementation for managing friend requests.
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///
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/// Handles:
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/// - Loading friend requests from Firestore.
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/// - Accepting and declining friend requests.
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///
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/// @dependencies
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/// - Firebase Firestore: For data storage and retrieval.
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/// - Flutter Bloc: For state management.
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class FriendRequestBloc extends Bloc<FriendRequestEvent, FriendRequestState> {
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FriendRequestBloc({required this.repository})
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: super(FriendRequestLoading()) {
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on<LoadFriendRequests>(_onLoadFriendRequests);
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on<AcceptFriendRequest>(_onAcceptFriendRequest);
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on<DeclineFriendRequest>(_onDeclineFriendRequest);
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}
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final FirebaseDatabaseRepository repository;
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Future<void> _onLoadFriendRequests(
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LoadFriendRequests event,
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Emitter<FriendRequestState> emit,
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) async {
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try {
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final requests = await repository.getFriendRequests(event.userId);
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emit(FriendRequestLoaded(requests));
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} catch (e) {
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emit(const FriendRequestError('Failed to load friend requests'));
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}
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}
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Future<void> _onAcceptFriendRequest(
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AcceptFriendRequest event,
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Emitter<FriendRequestState> emit,
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) async {
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try {
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await repository.acceptFriendRequest(event.request, event.userId);
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add(LoadFriendRequests(event.request.senderId));
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} catch (e) {
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emit(const FriendRequestError('Failed to accept friend request'));
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}
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}
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Future<void> _onDeclineFriendRequest(
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DeclineFriendRequest event,
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Emitter<FriendRequestState> emit,
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) async {
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try {
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await repository.declineFriendRequest(event.request.id);
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add(LoadFriendRequests(event.request.senderId));
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} catch (e) {
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emit(const FriendRequestError('Failed to decline friend request'));
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}
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}
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}

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