refactor: Fix new lints from flutter 3.27

lib/encryption/utils/json_signature_check_extension.dart

@@ -27,7 +27,9 @@ extension JsonSignatureCheckExtension on Map<String, dynamic> {
     final signatures = this['signatures'];
     if (signatures == null ||
         signatures is! Map<String, dynamic> ||
-        !signatures.containsKey(userId)) return false;
+        !signatures.containsKey(userId)) {
+      return false;
+    }
     remove('unsigned');
     remove('signatures');
     if (!signatures[userId].containsKey('ed25519:$deviceId')) return false;

lib/msc_extensions/msc_3814_dehydrated_devices/msc_3814_dehydrated_devices.dart

@@ -54,7 +54,9 @@ extension DehydratedDeviceHandler on Client {
       // Only handle devices we understand
       // In the future we might want to migrate to a newer format here
       if (device.deviceData?.tryGet<String>('algorithm') !=
-          _dehydratedDeviceAlgorithm) return;
+          _dehydratedDeviceAlgorithm) {
+        return;
+      }
 
       // Verify that the device is cross-signed
       final dehydratedDeviceIdentity =

lib/src/client.dart

@@ -2567,7 +2567,9 @@ class Client extends MatrixApi {
           if (event.event.roomID != roomId) continue;
           if (!sessionIds.contains(
             event.event.content['content']?['session_id'],
-          )) continue;
+          )) {
+            continue;
+          }
 
           final decryptedEvent = await event.event.decrypt(room);
           if (decryptedEvent.content.tryGet<String>('type') !=

lib/src/models/receipts.dart

@@ -115,7 +115,9 @@ class ReceiptEventContent {
 
           if (userId is! String ||
               !userId.isValidMatrixId ||
-              receiptContent is! Map) continue;
+              receiptContent is! Map) {
+            continue;
+          }
 
           final ts = receiptContent['ts'];
           final threadId = receiptContent['thread_id'];

lib/src/room.dart

@@ -518,7 +518,9 @@ class Room {
     // There is no known event or the last event is only a state fallback event,
     // we assume there is no new messages.
     if (lastEvent == null ||
-        !client.roomPreviewLastEvents.contains(lastEvent.type)) return false;
+        !client.roomPreviewLastEvents.contains(lastEvent.type)) {
+      return false;
+    }
 
     // Read marker is on the last event so no new messages.
     if (lastEvent.receipts

lib/src/timeline.dart

@@ -263,7 +263,9 @@ class Timeline {
 
     if (!allowNewEvent) {
       if (resp.start == resp.end ||
-          (resp.end == null && direction == Direction.f)) allowNewEvent = true;
+          (resp.end == null && direction == Direction.f)) {
+        allowNewEvent = true;
+      }
 
       if (allowNewEvent) {
         Logs().d('We now allow sync update into the timeline.');
@@ -566,7 +568,9 @@ class Timeline {
             events.indexWhere(
                   (e) => e.eventId == eventUpdate.content['event_id'],
                 ) !=
-                -1) return;
+                -1) {
+          return;
+        }
         var index = events.length;
         if (eventUpdate.type == EventUpdateType.history) {
           events.add(newEvent);

lib/src/utils/event_localizations.dart

@@ -203,7 +203,6 @@ abstract class EventLocalizations {
         case RoomMemberChangeType.knock:
           return i18n.hasKnocked(targetName);
         case RoomMemberChangeType.other:
-        default:
           return userIsTarget
               ? i18n.youJoinedTheChat
               : i18n.joinedTheChat(targetName);

lib/src/utils/pushrule_evaluator.dart

@@ -153,7 +153,6 @@ class _MemberCountCondition {
       case _CountComparisonOp.lt:
         return memberCount < count;
       case _CountComparisonOp.eq:
-      default:
         return memberCount == count;
     }
   }

lib/src/voip/backend/mesh_backend.dart

@@ -650,7 +650,6 @@ class MeshBackend extends CallBackend {
             await call.setLocalVideoMuted(muted);
           }
           break;
-        default:
       }
     }
 

lib/src/voip/call_session.dart

@@ -1016,7 +1016,9 @@ class CallSession {
       // when a call crash and this call is already terminated the currentCId is null.
       // So don't return bc the hangup or reject will not proceed anymore.
       if (voip.currentCID != null &&
-          voip.currentCID != VoipId(roomId: room.id, callId: callId)) return;
+          voip.currentCID != VoipId(roomId: room.id, callId: callId)) {
+        return;
+      }
       voip.currentCID = null;
       voip.incomingCallRoomId.removeWhere((key, value) => value == callId);
     }