Added backwards compatibility;

packages/mobile/src/hooks/chat/useConversationMetadata.ts

@@ -5,6 +5,7 @@ import {
   ChatDrive,
   ConversationMetadata,
   UnifiedConversation,
+  uploadConversationMetadata,
 } from '../../provider/chat/ConversationProvider';
 import { useConversation } from './useConversation';
 import { insertNewConversation } from './useConversations';
@@ -25,6 +26,13 @@ export const useConversationMetadata = (props?: { conversationId?: string | unde
     conversation: HomebaseFile<UnifiedConversation, ConversationMetadata>;
     newMetadata: ConversationMetadata;
   }) => {
+    // Add saving to the conversation metadata file to allow slow migration of the RN app:
+    try {
+      await uploadConversationMetadata(dotYouClient, newMetadata);
+    } catch {
+      // It's a backwards-compatible change, so we can ignore errors
+    }
+
     return await uploadLocalMetadataContent(dotYouClient, ChatDrive, conversation, {
       ...conversation.fileMetadata.localAppData,
       content: newMetadata,

packages/mobile/src/provider/chat/ConversationProvider.ts

@@ -435,15 +435,52 @@ export interface ConversationMetadata {
   lastReadTime?: number;
 }
 
-export const JOIN_CONVERSATION_COMMAND = 100;
-export const JOIN_GROUP_CONVERSATION_COMMAND = 110;
-// export const UPDATE_GROUP_CONVERSATION_COMMAND = 111;
+/**
+ * @deprecated Use localAppData instead
+ */
+export const uploadConversationMetadata = async (
+  dotYouClient: DotYouClient,
+  conversation: ConversationMetadata,
+  onVersionConflict?: () => void
+) => {
+  const serverConversationMetadataFile = await getConversationMetadata(
+    dotYouClient,
+    conversation.conversationId
+  );
+  if (!serverConversationMetadataFile) {
+    return;
+  }
 
-export interface JoinConversationRequest {
-  conversationId: string;
-  title: string;
-}
+  const uploadInstructions: UploadInstructionSet = {
+    storageOptions: {
+      drive: ChatDrive,
+      overwriteFileId: serverConversationMetadataFile.fileId,
+    },
+  };
 
-export interface JoinGroupConversationRequest extends JoinConversationRequest {
-  recipients: string[];
-}
+  const payloadJson: string = jsonStringify64({ ...conversation, version: 1 });
+  const uploadMetadata: UploadFileMetadata = {
+    versionTag: serverConversationMetadataFile?.fileMetadata.versionTag,
+    allowDistribution: false,
+    appData: {
+      tags: serverConversationMetadataFile.fileMetadata.appData.tags,
+      uniqueId: serverConversationMetadataFile.fileMetadata.appData.uniqueId,
+      fileType: CHAT_CONVERSATION_LOCAL_METADATA_FILE_TYPE,
+      content: payloadJson,
+    },
+    isEncrypted: true,
+    accessControlList: {
+      requiredSecurityGroup: SecurityGroupType.Owner,
+    },
+  };
+
+  return await uploadFile(
+    dotYouClient,
+    uploadInstructions,
+    uploadMetadata,
+    undefined,
+    undefined,
+    undefined,
+    onVersionConflict
+  );
+};