fix bug when deleting in discovery

Sources/dafl_project_flutter/lib/model/spot.dart

@@ -8,12 +8,10 @@ class Spot {
 
   @override
   bool operator ==(Object other) =>
-      identical(this, other) ||
       other is Spot &&
       runtimeType == other.runtimeType &&
-          userId == other.userId &&
+      userId == other.userId;
-          music == other.music;
 
   @override
-  int get hashCode => userId.hashCode ^ music.hashCode;
+  int get hashCode => music.hashCode;
 }

Sources/dafl_project_flutter/lib/model/user.dart

@@ -47,6 +47,7 @@ class User {
   }
 
   listSpots() {
+    print('ajout test');
     Future<String> rep = Location.sendCurrentLocation();
     //ex : dorian-2d2s52a15d2a5,audric-2x5s2az3d1s5wx5s1,lucas-s2a5d25a2a25d
 
@@ -58,7 +59,9 @@ class User {
         List<String> tab2 = element.split("-");
         if (!spots.contains(Spot(tab2[0], Music(tab2[1])))) {
           spots.add(Spot(tab2[0], Music(tab2[1])));
+          return;
         }
+        print('deja présent');
       }
     });
   }

Sources/dafl_project_flutter/lib/views/pages/main/w_discovery.dart

@@ -148,7 +148,6 @@ class _DiscoveryListState extends State<DiscoveryList> {
                       print(listDiscovery[reversedIndex].name);
                       MyApp.controller.currentUser.discovery
                           .remove(listDiscovery[reversedIndex]);
-                      setState(() {});
                       return true;
                     }
                     if (direction == DismissDirection.startToEnd) {

Sources/dafl_project_flutter/lib/views/pages/main/w_spot.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:ui';
 import 'package:rive/rive.dart' as riv;