A message contains either text or media

packages/react-chat/src/hooks/useMessenger.ts

@@ -176,14 +176,18 @@ export function useMessenger(chatId: string, chatIdList: string[]) {
 
   const sendMessage = useCallback(
     async (messageText: string, image?: Uint8Array) => {
-      const mediaContent = image
+      // TODO: A message can either contain text or media, not both.
+      const content = image
         ? {
             image,
             imageType: 1,
-            contentType: 1,
+            contentType: 2,
           }
-        : undefined;
-      await messenger?.sendMessage(messageText, chatId, mediaContent);
+        : {
+            text: messageText,
+            contentType: 0,
+          };
+      await messenger?.sendMessage(chatId, content);
       addNewMessageRaw(
         messenger?.identity.publicKey ?? new Uint8Array(),
         messageText,

packages/status-communities/src/chat.ts

@@ -1,4 +1,4 @@
-import { ChatMessage, MediaContent } from "./chat_message";
+import { ChatMessage, Content } from "./chat_message";
 import { chatIdToContentTopic } from "./contentTopic";
 import { createSymKeyFromPassword } from "./encryption";
 
@@ -24,15 +24,14 @@ export class Chat {
     return chatIdToContentTopic(this.id);
   }
 
-  public createMessage(text: string, mediaContent?: MediaContent): ChatMessage {
+  public createMessage(content: Content): ChatMessage {
     const { timestamp, clock } = this._nextClockAndTimestamp();
 
     const message = ChatMessage.createMessage(
       clock,
       timestamp,
-      text,
       this.id,
-      mediaContent
+      content
     );
 
     this._updateClockFromMessage(message);

packages/status-communities/src/chat_message.spec.ts

@@ -23,13 +23,7 @@ describe("Chat Message", () => {
       contentType: ContentType.Image,
     };
 
-    const message = ChatMessage.createMessage(
-      1,
-      1,
-      "Some text",
-      "chat-id",
-      imageContent
-    );
+    const message = ChatMessage.createMessage(1, 1, "chat-id", imageContent);
 
     const buf = message.encode();
     const dec = ChatMessage.decode(buf);
@@ -50,13 +44,7 @@ describe("Chat Message", () => {
       contentType: ContentType.Audio,
     };
 
-    const message = ChatMessage.createMessage(
-      1,
-      1,
-      "Some text",
-      "chat-id",
-      audioContent
-    );
+    const message = ChatMessage.createMessage(1, 1, "chat-id", audioContent);
 
     const buf = message.encode();
     const dec = ChatMessage.decode(buf);
@@ -77,13 +65,7 @@ describe("Chat Message", () => {
       contentType: ContentType.Sticker,
     };
 
-    const message = ChatMessage.createMessage(
-      1,
-      1,
-      "Some text",
-      "chat-id",
-      stickerContent
-    );
+    const message = ChatMessage.createMessage(1, 1, "chat-id", stickerContent);
 
     const buf = message.encode();
     const dec = ChatMessage.decode(buf);

packages/status-communities/src/chat_message.ts

@@ -10,14 +10,24 @@ import {
 } from "./proto/communities/v1/chat_message";
 import { ImageType, MessageType } from "./proto/communities/v1/enums";
 
-export type MediaContent = StickerContent | ImageContent | AudioContent;
+export type Content =
+  | TextContent
+  | StickerContent
+  | ImageContent
+  | AudioContent;
 
 export enum ContentType {
+  Text,
   Sticker,
   Image,
   Audio,
 }
 
+export interface TextContent {
+  text: string;
+  contentType: ContentType.Text;
+}
+
 export interface StickerContent {
   hash: string;
   pack: number;
@@ -37,15 +47,19 @@ export interface AudioContent {
   contentType: ContentType.Audio;
 }
 
-function isSticker(content: MediaContent): content is StickerContent {
+function isText(content: Content): content is TextContent {
+  return content.contentType === ContentType.Text;
+}
+
+function isSticker(content: Content): content is StickerContent {
   return content.contentType === ContentType.Sticker;
 }
 
-function isImage(content: MediaContent): content is ImageContent {
+function isImage(content: Content): content is ImageContent {
   return content.contentType === ContentType.Image;
 }
 
-function isAudio(content: MediaContent): content is AudioContent {
+function isAudio(content: Content): content is AudioContent {
   return content.contentType === ContentType.Audio;
 }
 
@@ -60,44 +74,42 @@ export class ChatMessage {
   public static createMessage(
     clock: number,
     timestamp: number,
-    text: string,
     chatId: string,
-    mediaContent?: MediaContent
+    content: Content
   ): ChatMessage {
-    let sticker, image, audio;
+    let sticker,
+      image,
+      audio,
+      text = "Upgrade to the latest version to see this media content.";
     let contentType = ChatMessage_ContentType.CONTENT_TYPE_TEXT_PLAIN;
 
-    if (mediaContent) {
-      if (isSticker(mediaContent)) {
-        if (!mediaContent.hash || !mediaContent.pack)
-          throw "Malformed Sticker Content";
-        sticker = {
-          hash: mediaContent.hash,
-          pack: mediaContent.pack,
-        };
-        contentType = ChatMessage_ContentType.CONTENT_TYPE_STICKER;
-      } else if (isImage(mediaContent)) {
-        if (!mediaContent.image || !mediaContent.imageType)
-          throw "Malformed Image Content";
-        image = {
-          payload: mediaContent.image,
-          type: mediaContent.imageType,
-        };
-        contentType = ChatMessage_ContentType.CONTENT_TYPE_IMAGE;
-      } else if (isAudio(mediaContent)) {
-        if (
-          !mediaContent.audio ||
-          !mediaContent.audioType ||
-          !mediaContent.durationMs
-        )
-          throw "Malformed Audio Content";
-        audio = {
-          payload: mediaContent.audio,
-          type: mediaContent.audioType,
-          durationMs: mediaContent.durationMs,
-        };
-        contentType = ChatMessage_ContentType.CONTENT_TYPE_AUDIO;
-      }
+    if (isText(content)) {
+      if (!content.text) throw "Malformed Text Content";
+      text = content.text;
+      contentType = ChatMessage_ContentType.CONTENT_TYPE_TEXT_PLAIN;
+    } else if (isSticker(content)) {
+      if (!content.hash || !content.pack) throw "Malformed Sticker Content";
+      sticker = {
+        hash: content.hash,
+        pack: content.pack,
+      };
+      contentType = ChatMessage_ContentType.CONTENT_TYPE_STICKER;
+    } else if (isImage(content)) {
+      if (!content.image || !content.imageType) throw "Malformed Image Content";
+      image = {
+        payload: content.image,
+        type: content.imageType,
+      };
+      contentType = ChatMessage_ContentType.CONTENT_TYPE_IMAGE;
+    } else if (isAudio(content)) {
+      if (!content.audio || !content.audioType || !content.durationMs)
+        throw "Malformed Audio Content";
+      audio = {
+        payload: content.audio,
+        type: content.audioType,
+        durationMs: content.durationMs,
+      };
+      contentType = ChatMessage_ContentType.CONTENT_TYPE_AUDIO;
     }
 
     const proto = {

packages/status-communities/src/messenger.spec.ts

@@ -3,6 +3,7 @@ import debug from "debug";
 import { utils } from "js-waku";
 
 import { ApplicationMetadataMessage } from "./application_metadata_message";
+import { ContentType } from "./chat_message";
 import { Identity } from "./identity";
 import { Messenger } from "./messenger";
 
@@ -73,7 +74,10 @@ describe("Messenger", () => {
         }, testChatId);
       });
 
-    await messengerAlice.sendMessage(text, testChatId);
+    await messengerAlice.sendMessage(testChatId, {
+      text,
+      contentType: ContentType.Text,
+    });
 
     const receivedMessage = await receivedMessagePromise;
 
@@ -95,7 +99,10 @@ describe("Messenger", () => {
         }, testChatId);
       });
 
-    await messengerAlice.sendMessage(text, testChatId);
+    await messengerAlice.sendMessage(testChatId, {
+      text,
+      contentType: ContentType.Text,
+    });
 
     const receivedMessage = await receivedMessagePromise;
 

packages/status-communities/src/messenger.ts

@@ -4,7 +4,7 @@ import { CreateOptions as WakuCreateOptions } from "js-waku/build/main/lib/waku"
 
 import { ApplicationMetadataMessage } from "./application_metadata_message";
 import { Chat } from "./chat";
-import { ChatMessage, MediaContent } from "./chat_message";
+import { ChatMessage, Content } from "./chat_message";
 import { Identity } from "./identity";
 import { ApplicationMetadataMessage_Type } from "./proto/status/v1/application_metadata_message";
 
@@ -72,15 +72,11 @@ export class Messenger {
   /**
    * Sends a message on the given chat Id.
    */
-  public async sendMessage(
-    text: string,
-    chatId: string,
-    mediaContent?: MediaContent
-  ): Promise<void> {
+  public async sendMessage(chatId: string, content: Content): Promise<void> {
     const chat = this.chatsById.get(chatId);
     if (!chat) throw `Failed to send message, chat not joined: ${chatId}`;
 
-    const chatMessage = chat.createMessage(text, mediaContent);
+    const chatMessage = chat.createMessage(content);
 
     const appMetadataMessage = ApplicationMetadataMessage.create(
       chatMessage.encode(),