fixup some building of sync message issues

ts/components/session/ActionsPanel.tsx

@@ -66,7 +66,7 @@ class ActionsPanelPrivate extends React.Component<Props> {
     }
     // init the messageQueue. In the constructor, we had all not send messages
     // this call does nothing except calling the constructor, which will continue sending message in the pipeline
-    getMessageQueue();
+    void getMessageQueue().processAllPending();
 
     const theme = window.Events.getThemeSetting();
     window.setTheme(theme);

ts/models/message.ts

@@ -1020,7 +1020,7 @@ export class MessageModel extends Backbone.Model<MessageAttributes> {
     await this.commit();
   }
 
-  public async sendSyncMessageOnly(dataMessage: any) {
+  public async sendSyncMessageOnly(dataMessage: DataMessage) {
     const now = Date.now();
     this.set({
       sent_to: [UserUtils.getOurPubKeyStrFromCache()],

ts/receiver/queuedJob.ts

@@ -211,7 +211,7 @@ async function handleExpireTimer(
       await conversation.updateExpirationTimer(
         expireTimer,
         source,
-        message.get('received_at'),
+        message.get('sent_at') || message.get('received_at'),
         {
           fromGroupUpdate: message.isGroupUpdate(), // WHAT DOES GROUP UPDATE HAVE TO DO WITH THIS???
         }

ts/session/messages/outgoing/content/data/ChatMessage.ts

@@ -127,15 +127,25 @@ export class ChatMessage extends DataMessage {
 
     const timestamp = toNumber(sentTimestamp);
     const body = dataMessage.body || undefined;
+
+    const wrapToUInt8Array = (buffer: any) => {
+      if (!buffer) {
+        return undefined;
+      }
+      if (buffer instanceof Uint8Array) {
+        // Audio messages are already uint8Array
+        return buffer;
+      }
+      return new Uint8Array(buffer.toArrayBuffer());
+    };
     const attachments = (dataMessage.attachments || []).map(attachment => {
+      const key = wrapToUInt8Array(attachment.key);
+      const digest = wrapToUInt8Array(attachment.digest);
+
       return {
         ...attachment,
-        key: attachment.key
-          ? new Uint8Array((attachment.key as any).toArrayBuffer())
-          : undefined,
-        digest: attachment.digest
-          ? new Uint8Array((attachment.digest as any).toArrayBuffer())
-          : undefined,
+        key,
+        digest,
       };
     }) as Array<AttachmentPointer>;
     const quote = (dataMessage.quote as Quote) || undefined;

ts/session/sending/MessageQueue.ts

@@ -169,7 +169,11 @@ export class MessageQueue {
     });
   }
 
-  private async processAllPending() {
+  /**
+   * This method should be called when the app is started and the user loggedin to fetch
+   * existing message waiting to be sent in the cache of message
+   */
+  public async processAllPending() {
     const devices = await this.pendingMessageCache.getDevices();
     const promises = devices.map(async device => this.processPending(device));