From 77de0b8384c609729cf7f2f43790b23c90bbc66f Mon Sep 17 00:00:00 2001
From: "audric.sabatier" <audric.sabatier@etu.uca.fr>
Date: Sun, 20 Nov 2022 17:56:30 +0100
Subject: [PATCH] ADD : methods to get messages from Firestore TO DO : link to
 views

---
 .../lib/controller/controller.dart            |  4 ++--
 .../message_database_services.dart}           | 24 ++++++++++++++++++-
 2 files changed, 25 insertions(+), 3 deletions(-)
 rename Sources/dafl_project_flutter/lib/{services/message_database.dart => firebase_services/message_database_services.dart} (55%)

diff --git a/Sources/dafl_project_flutter/lib/controller/controller.dart b/Sources/dafl_project_flutter/lib/controller/controller.dart
index a3108c8..b575465 100644
--- a/Sources/dafl_project_flutter/lib/controller/controller.dart
+++ b/Sources/dafl_project_flutter/lib/controller/controller.dart
@@ -1,6 +1,6 @@
 import 'dart:convert';
 import 'package:dafl_project_flutter/model/message.dart';
-import 'package:dafl_project_flutter/services/message_database.dart';
+import 'package:dafl_project_flutter/firebase_services/message_database_services.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:http/http.dart' as http;
 import '../persistence/database_loader.dart';
@@ -15,7 +15,7 @@ class Controller {
   static Saver saver = DatabaseSaver();
   static Loader loader = DatabaseLoader();
   static final Searcher _searcher = DatabaseSearcher();
-  final MessageDatabase _messageAccess = MessageDatabase();
+  final MessageDatabaseServices _messageAccess = MessageDatabaseServices();
 
   late BuildContext navigatorKey;
 
diff --git a/Sources/dafl_project_flutter/lib/services/message_database.dart b/Sources/dafl_project_flutter/lib/firebase_services/message_database_services.dart
similarity index 55%
rename from Sources/dafl_project_flutter/lib/services/message_database.dart
rename to Sources/dafl_project_flutter/lib/firebase_services/message_database_services.dart
index 1cc47d2..00955b1 100644
--- a/Sources/dafl_project_flutter/lib/services/message_database.dart
+++ b/Sources/dafl_project_flutter/lib/firebase_services/message_database_services.dart
@@ -2,7 +2,7 @@ import 'package:dafl_project_flutter/model/message.dart';
 import 'package:cloud_firestore/cloud_firestore.dart';
 
 
-class MessageDatabase{
+class MessageDatabaseServices{
 
 
   String _getChatId(String idSender, String idReceiver){
@@ -27,4 +27,26 @@ class MessageDatabase{
     });
   }
 
+  Message _getMessage(DocumentSnapshot<Map<String, dynamic>> snapshot) {
+    var data = snapshot.data();
+    if (data == null)
+      throw Exception("no data in database");
+
+    return Message.fromMap(data);
+  }
+
+
+  List<Message> _getAllMessages(QuerySnapshot<Map<String, dynamic>> snapshot) {
+    return snapshot.docs.map((doc) {
+      return _getMessage(doc);
+    }).toList();
+  }
+
+  Stream<List<Message>> getMessage(String chatId) {
+    return FirebaseFirestore.instance
+        .collection('messages')
+        .doc(chatId)
+        .collection(chatId)
+        .snapshots().map(_getAllMessages);
+  }
 }
\ No newline at end of file