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

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This commit is contained in:
Ayush Shekhar
2022-04-26 21:11:24 +05:30
parent 381e1c06f5
commit b6bb3608e5
23 changed files with 178 additions and 153 deletions
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packages/stream_chat/lib/src/db/chat_persistence_client.dart
+22 -25
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@@ -44,10 +44,10 @@ abstract class ChatPersistenceClient {
Future<ChannelModel?> getChannelByCid(String cid);
/// Get stored channel [Member]s by providing channel [cid]
Future<List<Member>> getMembersByCid(String cid);
Future<List<Member>?> getMembersByCid(String cid);
/// Get stored channel [Read]s by providing channel [cid]
Future<List<Read>> getReadsByCid(String cid);
Future<List<Read>?> getReadsByCid(String cid);
/// Get stored [Message]s by providing channel [cid]
///
@@ -78,15 +78,11 @@ abstract class ChatPersistenceClient {
getPinnedMessagesByCid(cid, messagePagination: pinnedMessagePagination),
]);
return ChannelState(
// ignore: cast_nullable_to_non_nullable
members: data[0] as List<Member>,
// ignore: cast_nullable_to_non_nullable
read: data[1] as List<Read>,
members: data[0] as List<Member>?,
read: data[1] as List<Read>?,
channel: data[2] as ChannelModel?,
// ignore: cast_nullable_to_non_nullable
messages: data[3] as List<Message>,
// ignore: cast_nullable_to_non_nullable
pinnedMessages: data[4] as List<Message>,
messages: data[3] as List<Message>?,
pinnedMessages: data[4] as List<Message>?,
);
}
@@ -146,7 +142,7 @@ abstract class ChatPersistenceClient {
bulkUpdateMessages({cid: messages});
/// Bulk updates the message data of multiple channels.
Future<void> bulkUpdateMessages(Map<String, List<Message>> messages);
Future<void> bulkUpdateMessages(Map<String, List<Message>?> messages);
/// Updates the pinned message data of a particular channel [cid] with
/// the new [messages] data
@@ -154,7 +150,7 @@ abstract class ChatPersistenceClient {
bulkUpdatePinnedMessages({cid: messages});
/// Bulk updates the message data of multiple channels.
Future<void> bulkUpdatePinnedMessages(Map<String, List<Message>> messages);
Future<void> bulkUpdatePinnedMessages(Map<String, List<Message>?> messages);
/// Returns all the threads by parent message of a particular channel by
/// providing channel [cid]
@@ -169,7 +165,7 @@ abstract class ChatPersistenceClient {
bulkUpdateMembers({cid: members});
/// Bulk updates the members data of multiple channels.
Future<void> bulkUpdateMembers(Map<String, List<Member>> members);
Future<void> bulkUpdateMembers(Map<String, List<Member>?> members);
/// Updates the read data of a particular channel [cid] with
/// the new [reads] data
@@ -177,7 +173,7 @@ abstract class ChatPersistenceClient {
bulkUpdateReads({cid: reads});
/// Bulk updates the read data of multiple channels.
Future<void> bulkUpdateReads(Map<String, List<Read>> reads);
Future<void> bulkUpdateReads(Map<String, List<Read>?> reads);
/// Updates the users data with the new [users] data
Future<void> updateUsers(List<User> users);
@@ -230,10 +226,10 @@ abstract class ChatPersistenceClient {
final membersToDelete = <String>[];
final channels = <ChannelModel>[];
final channelWithMessages = <String, List<Message>>{};
final channelWithPinnedMessages = <String, List<Message>>{};
final channelWithReads = <String, List<Read>>{};
final channelWithMembers = <String, List<Member>>{};
final channelWithMessages = <String, List<Message>?>{};
final channelWithPinnedMessages = <String, List<Message>?>{};
final channelWithReads = <String, List<Read>?>{};
final channelWithMembers = <String, List<Member>?>{};
final users = <User>[];
final reactions = <Reaction>[];
@@ -252,8 +248,9 @@ abstract class ChatPersistenceClient {
// Preparing deletion data
membersToDelete.add(cid);
reactionsToDelete.addAll(state.messages.map((it) => it.id));
pinnedReactionsToDelete.addAll(state.pinnedMessages.map((it) => it.id));
reactionsToDelete.addAll(state.messages?.map((it) => it.id) ?? []);
pinnedReactionsToDelete
.addAll(state.pinnedMessages?.map((it) => it.id) ?? []);
// preparing addition data
channelWithReads[cid] = reads;
@@ -261,14 +258,14 @@ abstract class ChatPersistenceClient {
channelWithMessages[cid] = messages;
channelWithPinnedMessages[cid] = pinnedMessages;
reactions.addAll(messages.expand(_expandReactions));
pinnedReactions.addAll(pinnedMessages.expand(_expandReactions));
reactions.addAll(messages?.expand(_expandReactions) ?? []);
pinnedReactions.addAll(pinnedMessages?.expand(_expandReactions) ?? []);
users.addAll([
channel.createdBy,
...messages.map((it) => it.user),
...reads.map((it) => it.user),
...members.map((it) => it.user),
...messages?.map((it) => it.user) ?? <User>[],
...reads?.map((it) => it.user) ?? <User>[],
...members?.map((it) => it.user) ?? <User>[],
...reactions.map((it) => it.user),
...pinnedReactions.map((it) => it.user),
].withNullifyer);