112 lines
2.6 KiB
Dart
112 lines
2.6 KiB
Dart
import 'package:cloud_firestore/cloud_firestore.dart';
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import '../models/message.dart';
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class MessageRepository {
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final FirebaseFirestore _firestore;
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MessageRepository({FirebaseFirestore? firestore})
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: _firestore = firestore ?? FirebaseFirestore.instance;
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// Envoyer un message
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Future<void> sendMessage({
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required String groupId,
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required String text,
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required String senderId,
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required String senderName,
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}) async {
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final message = {
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'text': text,
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'senderId': senderId,
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'senderName': senderName,
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'timestamp': FieldValue.serverTimestamp(),
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'groupId': groupId,
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};
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await _firestore
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.collection('groups')
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.doc(groupId)
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.collection('messages')
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.add(message);
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}
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// Stream des messages
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Stream<List<Message>> getMessagesStream(String groupId) {
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return _firestore
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.collection('groups')
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.doc(groupId)
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.collection('messages')
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.orderBy('timestamp', descending: false)
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.snapshots()
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.map((snapshot) {
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return snapshot.docs.map((doc) => Message.fromFirestore(doc)).toList();
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});
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}
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// Supprimer un message (marquer comme supprimé)
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Future<void> deleteMessage({
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required String groupId,
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required String messageId,
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}) async {
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await _firestore
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.collection('groups')
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.doc(groupId)
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.collection('messages')
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.doc(messageId)
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.update({
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'isDeleted': true,
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'text': '',
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});
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}
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// Modifier un message
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Future<void> updateMessage({
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required String groupId,
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required String messageId,
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required String newText,
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}) async {
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await _firestore
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.collection('groups')
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.doc(groupId)
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.collection('messages')
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.doc(messageId)
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.update({
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'text': newText,
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'editedAt': FieldValue.serverTimestamp(),
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'isEdited': true,
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});
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}
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// Ajouter une réaction
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Future<void> reactToMessage({
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required String groupId,
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required String messageId,
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required String userId,
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required String reaction,
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}) async {
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await _firestore
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.collection('groups')
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.doc(groupId)
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.collection('messages')
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.doc(messageId)
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.update({
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'reactions.$userId': reaction,
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});
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}
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// Supprimer une réaction
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Future<void> removeReaction({
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required String groupId,
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required String messageId,
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required String userId,
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}) async {
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await _firestore
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.collection('groups')
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.doc(groupId)
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.collection('messages')
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.doc(messageId)
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.update({
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'reactions.$userId': FieldValue.delete(),
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});
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}
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}
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