sending message works

services/sendService.tsx

@@ -1,3 +1,26 @@
+import {
+  addDoc,
+  collection,
+  Firestore,
+  getFirestore,
+  serverTimestamp,
+} from "firebase/firestore";
+import { Message } from "../models/message";
+import { Collections } from "./collections";
+
 export class SendService {
-  async sendMessage() {}
+  private db: Firestore = getFirestore();
+
+  async sendMessage(message: Message) {
+    // do quick stuff to create the composite for easier future querying
+    message.senderReceiver = [message.senderUserId, message.receiverUserId];
+
+    const teamDocRef = await addDoc(
+      collection(this.db, Collections.audioMessages),
+      {
+        ...message,
+        createdDate: serverTimestamp(),
+      }
+    );
+  }
 }