Feat: add chatFeed for slash commands

src/backend/chat/twitch-chat.ts

@@ -249,6 +249,14 @@ class TwitchChat extends EventEmitter {
                 return;
             }
         }
+        if (slashCommandValidationResult != null &&
+            slashCommandValidationResult.success === false &&
+            slashCommandValidationResult.foundCommand !== false) {
+            global.renderWindow.webContents.send("chatUpdate", {
+                fbEvent: "ChatAlert",
+                message: slashCommandValidationResult.errorMessage
+            });
+        }
 
         // split message into fragments that don't exceed the max message length
         const messageFragments = message

src/backend/chat/twitch-commands/chat-handlers.ts

@@ -160,8 +160,14 @@ export const shoutoutHandler: TwitchSlashCommandHandler<[string]> = {
         if (targetUserId == null) {
             return false;
         }
-
-        return await twitchApi.chat.sendShoutout(targetUserId);
+        const result = await twitchApi.chat.sendShoutout(targetUserId);
+        if (!result.success) {
+            global.renderWindow.webContents.send("chatUpdate", {
+                fbEvent: "ChatAlert",
+                message: result.error
+            });
+        }
+        return result.success;
     }
 };
 

src/backend/effects/builtin/twitch/shoutout.ts

@@ -45,8 +45,14 @@ const model: EffectType<{
             logger.error(`Unable to shoutout channel. Twitch user ${effect.username} does not exist.`);
             return false;
         }
-
-        return await twitchApi.chat.sendShoutout(targetUserId);
+        const result = await twitchApi.chat.sendShoutout(targetUserId);
+        if (!result.success) {
+            global.renderWindow.webContents.send("chatUpdate", {
+                fbEvent: "ChatAlert",
+                message: result.error
+            });
+        }
+        return result.success;
     }
 };
 

src/backend/twitch-api/resource/chat.ts

@@ -2,6 +2,12 @@ import logger from '../../logwrapper';
 import accountAccess from "../../common/account-access";
 import { ApiClient, HelixChatAnnouncementColor, HelixChatChatter, HelixSendChatAnnouncementParams, HelixSentChatMessage, HelixUpdateChatSettingsParams } from "@twurple/api";
 
+interface ResultWithError<TResult, TError> {
+    success: boolean;
+    result?: TResult;
+    error?: TError;
+}
+
 export class TwitchChatApi {
     private _streamerClient: ApiClient;
     private _botClient: ApiClient;
@@ -123,18 +129,19 @@ export class TwitchChatApi {
      * Sends a Twitch shoutout to another channel
      *
      * @param targetUserId The Twitch user ID whose channel to shoutout
+     * @returns true when successful, error message string when unsuccessful
      */
-    async sendShoutout(targetUserId: string): Promise<boolean> {
+    async sendShoutout(targetUserId: string): Promise<ResultWithError<undefined, string>> {
         const streamerId = accountAccess.getAccounts().streamer.userId;
 
         try {
             await this._streamerClient.chat.shoutoutUser(streamerId, targetUserId);
         } catch (error) {
             logger.error("Error sending shoutout", error.message);
-            return false;
+            const body = JSON.parse(error._body);
+            return { success: false, error: body.message };
         }
-
-        return true;
+        return { success: true };
     }
 
     /**