Migrated llc Lists to be nullable instead of being an empty array

packages/stream_chat_persistence/example/lib/main.dart

@@ -98,8 +98,9 @@ class HomeScreen extends StatelessWidget {
             AsyncSnapshot<ChannelState?> snapshot,
           ) {
             if (snapshot.hasData && snapshot.data != null) {
+              final _messages = snapshot.data!.messages ?? [];
               return MessageView(
-                messages: snapshot.data!.messages.reversed.toList(),
+                messages: _messages.reversed.toList(),
                 channel: channel,
               );
             } else if (snapshot.hasError) {

packages/stream_chat_persistence/lib/src/dao/member_dao.dart

@@ -34,14 +34,20 @@ class MemberDao extends DatabaseAccessor<DriftChatDatabase>
       bulkUpdateMembers({cid: memberList});
 
   /// Bulk updates the members data of multiple channels
-  Future<void> bulkUpdateMembers(Map<String, List<Member>> channelWithMembers) {
+  Future<void> bulkUpdateMembers(
+    Map<String, List<Member>?> channelWithMembers,
+  ) {
     final entities = channelWithMembers.entries
-        .map((entry) => entry.value.map(
+        .map((entry) =>
+            (entry.value?.map(
               (member) => member.toEntity(cid: entry.key),
-            ))
+            )) ??
+            [])
         .expand((it) => it)
         .toList(growable: false);
-    return batch((batch) => batch.insertAllOnConflictUpdate(members, entities));
+    return batch(
+      (batch) => batch.insertAllOnConflictUpdate(members, entities),
+    );
   }
 
   /// Deletes all the members whose [Members.channelCid] is present in [cids]

packages/stream_chat_persistence/lib/src/dao/message_dao.dart

@@ -183,12 +183,14 @@ class MessageDao extends DatabaseAccessor<DriftChatDatabase>
 
   /// Bulk updates the message data of multiple channels
   Future<void> bulkUpdateMessages(
-    Map<String, List<Message>> channelWithMessages,
+    Map<String, List<Message>?> channelWithMessages,
   ) {
     final entities = channelWithMessages.entries
-        .map((entry) => entry.value.map(
+        .map((entry) =>
+            entry.value?.map(
               (message) => message.toEntity(cid: entry.key),
-            ))
+            ) ??
+            [])
         .expand((it) => it)
         .toList(growable: false);
     return batch(

packages/stream_chat_persistence/lib/src/dao/pinned_message_dao.dart

@@ -183,12 +183,14 @@ class PinnedMessageDao extends DatabaseAccessor<DriftChatDatabase>
 
   /// Bulk updates the message data of multiple channels
   Future<void> bulkUpdateMessages(
-    Map<String, List<Message>> channelWithMessages,
+    Map<String, List<Message>?> channelWithMessages,
   ) {
     final entities = channelWithMessages.entries
-        .map((entry) => entry.value.map(
+        .map((entry) =>
+            entry.value?.map(
               (message) => message.toPinnedEntity(cid: entry.key),
-            ))
+            ) ??
+            [])
         .expand((it) => it)
         .toList(growable: false);
     return batch(

packages/stream_chat_persistence/lib/src/dao/read_dao.dart

@@ -33,11 +33,13 @@ class ReadDao extends DatabaseAccessor<DriftChatDatabase> with _$ReadDaoMixin {
       bulkUpdateReads({cid: readList});
 
   /// Bulk updates the reads data of multiple channels
-  Future<void> bulkUpdateReads(Map<String, List<Read>> channelWithReads) {
+  Future<void> bulkUpdateReads(Map<String, List<Read>?> channelWithReads) {
     final entities = channelWithReads.entries
-        .map((entry) => entry.value.map(
+        .map((entry) =>
+            entry.value?.map(
               (read) => read.toEntity(cid: entry.key),
-            ))
+            ) ??
+            [])
         .expand((it) => it)
         .toList(growable: false);
     return batch((batch) => batch.insertAllOnConflictUpdate(reads, entities));

packages/stream_chat_persistence/lib/src/db/drift_chat_database.dart

@@ -56,7 +56,7 @@ class DriftChatDatabase extends _$DriftChatDatabase {
 
   // you should bump this number whenever you change or add a table definition.
   @override
-  int get schemaVersion => 6;
+  int get schemaVersion => 7;
 
   @override
   MigrationStrategy get migration => MigrationStrategy(

packages/stream_chat_persistence/lib/src/stream_chat_persistence_client.dart

@@ -295,21 +295,21 @@ class StreamChatPersistenceClient extends ChatPersistenceClient {
   }
 
   @override
-  Future<void> bulkUpdateMembers(Map<String, List<Member>> members) {
+  Future<void> bulkUpdateMembers(Map<String, List<Member>?> members) {
     assert(_debugIsConnected, '');
     _logger.info('bulkUpdateMembers');
     return _readProtected(() => db!.memberDao.bulkUpdateMembers(members));
   }
 
   @override
-  Future<void> bulkUpdateMessages(Map<String, List<Message>> messages) {
+  Future<void> bulkUpdateMessages(Map<String, List<Message>?> messages) {
     assert(_debugIsConnected, '');
     _logger.info('bulkUpdateMessages');
     return _readProtected(() => db!.messageDao.bulkUpdateMessages(messages));
   }
 
   @override
-  Future<void> bulkUpdatePinnedMessages(Map<String, List<Message>> messages) {
+  Future<void> bulkUpdatePinnedMessages(Map<String, List<Message>?> messages) {
     assert(_debugIsConnected, '');
     _logger.info('bulkUpdatePinnedMessages');
     return _readProtected(
@@ -334,7 +334,7 @@ class StreamChatPersistenceClient extends ChatPersistenceClient {
   }
 
   @override
-  Future<void> bulkUpdateReads(Map<String, List<Read>> reads) {
+  Future<void> bulkUpdateReads(Map<String, List<Read>?> reads) {
     assert(_debugIsConnected, '');
     _logger.info('bulkUpdateReads');
     return _readProtected(() => db!.readDao.bulkUpdateReads(reads));

packages/stream_chat_persistence/test/src/mapper/channel_mapper_test.dart

@@ -61,10 +61,10 @@ void main() {
       );
 
       expect(channelState, isA<ChannelState>());
-      expect(channelState.members.length, members.length);
-      expect(channelState.read.length, reads.length);
-      expect(channelState.messages.length, messages.length);
-      expect(channelState.pinnedMessages.length, messages.length);
+      expect(channelState.members?.length, members.length);
+      expect(channelState.read?.length, reads.length);
+      expect(channelState.messages?.length, messages.length);
+      expect(channelState.pinnedMessages?.length, messages.length);
 
       final channelModel = channelState.channel!;
       expect(channelModel.id, entity.id);

packages/stream_chat_persistence/test/stream_chat_persistence_client_test.dart

@@ -219,10 +219,10 @@ void main() {
           .thenAnswer((_) async => messages);
 
       final fetchedChannelState = await client.getChannelStateByCid(cid);
-      expect(fetchedChannelState.messages.length, messages.length);
-      expect(fetchedChannelState.pinnedMessages.length, messages.length);
-      expect(fetchedChannelState.members.length, members.length);
-      expect(fetchedChannelState.read.length, reads.length);
+      expect(fetchedChannelState.messages?.length, messages.length);
+      expect(fetchedChannelState.pinnedMessages?.length, messages.length);
+      expect(fetchedChannelState.members?.length, members.length);
+      expect(fetchedChannelState.read?.length, reads.length);
       expect(fetchedChannelState.channel!.cid, channel.cid);
 
       verify(() => mockDatabase.memberDao.getMembersByCid(cid)).called(1);
@@ -277,10 +277,10 @@ void main() {
       for (var i = 0; i < fetchedChannelStates.length; i++) {
         final original = channelStates[i];
         final fetched = fetchedChannelStates[i];
-        expect(fetched.members.length, original.members.length);
-        expect(fetched.messages.length, original.messages.length);
-        expect(fetched.pinnedMessages.length, original.pinnedMessages.length);
-        expect(fetched.read.length, original.read.length);
+        expect(fetched.members?.length, original.members?.length);
+        expect(fetched.messages?.length, original.messages?.length);
+        expect(fetched.pinnedMessages?.length, original.pinnedMessages?.length);
+        expect(fetched.read?.length, original.read?.length);
         expect(fetched.channel!.cid, original.channel!.cid);
       }