sending message nicely

packages/common/models/conversation.ts

@@ -11,9 +11,9 @@ export default class Conversation {
   activeMembers: string[]; // userIds
   membersInLiveRoom: string[] = [] as string[]; // all members in a live call right now for this convo
 
-  cachedAudioClips: AudioClip[] = [] as AudioClip[];
-  cachedDrawerItems: Link[] = [] as Link[];
-  tldrClips: AudioClip[] = [] as AudioClip[];
+  cachedAudioClip?: AudioClip; // last message pretty much
+  cachedDrawerItem?: Link; // last link pretty much
+  cachedTldrClip?: string;
 
   createdDate: Timestamp = Timestamp.now();
   createdByUserId: string;
@@ -68,7 +68,7 @@ export enum ConversationMemberState {
 export class AudioClip {
   id: string = uuid();
 
-  audioDataUrl: string;
+  audioDataUrl?: string;
 
   senderUserId: string;
   createdDate: Timestamp = Timestamp.now();

packages/common/services/collections.ts

@@ -14,6 +14,7 @@ enum Collections {
   // v2
   conversations = "conversations",
   conversationMembers = "members",
+  conversationAudioClips = "audioClips",
 }
 
 export default Collections;

packages/common/services/conversationService.ts

@@ -9,9 +9,13 @@ import {
   runTransaction,
   writeBatch,
 } from "firebase/firestore";
-import Conversation, { ConversationMember } from "../models/conversation";
+import Conversation, {
+  AudioClip,
+  ConversationMember,
+  ConversationMemberState,
+} from "../models/conversation";
 import Collections from "./collections";
-import { ConversationMemberState } from "../models/conversation";
+import { cloudStorageService } from "./index";
 
 export default class ConversationService {
   private db: Firestore = getFirestore();
@@ -103,4 +107,47 @@ export default class ConversationService {
 
     await setDoc(docRef, newUpdates, { merge: true });
   }
+
+  async sendAudioClip(
+    createdByUserId: string,
+    audioMp3File: File,
+    convoId: string
+  ) {
+    // upload to cloud storage
+    const downloadUrl = await cloudStorageService.uploadMessageAudioFile(
+      audioMp3File
+    );
+    const newAudioClip = new AudioClip(downloadUrl, createdByUserId);
+    newAudioClip.audioDataUrl = downloadUrl;
+
+    const audioClipRef = doc(
+      this.db,
+      Collections.conversations,
+      convoId,
+      Collections.conversationAudioClips,
+      newAudioClip.id
+    );
+
+    const conversationDoc = doc(this.db, Collections.conversations, convoId);
+
+    await runTransaction(this.db, async (transaction) => {
+      // want to add to the long term collection of all audio clips for a conversation
+      transaction.set(
+        audioClipRef,
+        { ...newAudioClip, createdDate: serverTimestamp() },
+        { merge: true }
+      );
+
+      // want to make updates to the conversation document itself: set the last item for just the basic information to be
+      // published to users
+      transaction.set(
+        conversationDoc,
+        {
+          lastActivityDate: serverTimestamp(),
+          cachedAudioClip: { ...newAudioClip, createdDate: serverTimestamp() },
+        },
+        { merge: true }
+      );
+    });
+  }
 }

packages/common/services/index.ts

@@ -1,6 +1,9 @@
+import CloudStorageService from "./cloudStorageService";
 import ConversationService from "./conversationService";
 import UserService from "./userService";
 
 export const conversationService = new ConversationService();
 
 export const userService = new UserService();
+
+export const cloudStorageService = new CloudStorageService();