Merge branch 'master' into types

package.json

@@ -1,7 +1,7 @@
 {
 	"name": "frankerfacez",
 	"author": "Dan Salvato LLC",
-	"version": "4.60.0",
+	"version": "4.60.1",
 	"description": "FrankerFaceZ is a Twitch enhancement suite.",
 	"private": true,
 	"license": "Apache-2.0",

src/modules/chat/actions/actions.jsx

@@ -1268,6 +1268,11 @@ export default class Actions extends Module {
 	}
 
 
+	addNotice(room, message) {
+		return this.resolve('site.chat').addNotice(room, message);
+	}
+
+
 	sendMessage(room, message) {
 		return this.resolve('site.chat').sendMessage(room, message);
 	}

src/modules/chat/actions/types.jsx

@@ -1,5 +1,6 @@
 'use strict';
 
+import { TranslatableError } from 'src/utilities/object';
 import {createElement} from 'utilities/dom';
 
 
@@ -368,7 +369,11 @@ export const msg_delete = {
 	},
 
 	click(event, data) {
-		this.sendMessage(data.room.login, `/delete ${data.message_id}`);
+		const td = this.resolve('site.twitch_data');
+		return td.deleteChatMessage(data.room.id, data.message_id).catch(err => {
+			if ( err instanceof TranslatableError )
+				this.addNotice(data.room.login, this.i18n.t(err.i18n_key, err.message, err.data));
+		});
 	}
 }
 

src/utilities/mutations/delete-chat-message.gql

@@ -0,0 +1,16 @@
+mutation FFZ_DeleteChatMessage($input: DeleteChatMessageInput!) {
+	deleteChatMessage(input: $input) {
+		responseCode
+		message {
+			id
+			sender {
+				id
+				login
+				displayName
+				}
+			content {
+				text
+			}
+		}
+	}
+}

src/utilities/object.ts

@@ -62,6 +62,33 @@ export function isValidShortcut(key: string) {
  */
 export const generateUUID = () => crypto.randomUUID();
 
+
+/**
+ * An error that can be localized using the i18n module.
+ */
+export class TranslatableError extends Error {
+
+	i18n_key: string;
+	data: any;
+
+	constructor(message: string, key: string, data?: any) {
+		super(message);
+		this.i18n_key = key;
+		this.data = data;
+	}
+
+	toString() {
+		const ffz = window.FrankerFaceZ?.get?.(),
+			i18n = ffz?.resolve?.('i18n');
+
+		if ( i18n && this.i18n_key )
+			return i18n.t(this.i18n_key, this.message, this.data);
+
+		return this.message;
+	}
+}
+
+
 /**
  * Get a SHA-256 hash of a string. Uses {@link crypto.subtle.digest}
  *

src/utilities/twitch-data.js

@@ -6,7 +6,7 @@
 // ============================================================================
 
 import Module from 'utilities/module';
-import {get, debounce} from 'utilities/object';
+import {get, debounce, TranslatableError} from 'utilities/object';
 
 const LANGUAGE_MATCHER = /^auto___lang_(\w+)$/;
 
@@ -171,6 +171,51 @@ export default class TwitchData extends Module {
 	}
 
 
+	// ========================================================================
+	// Chat
+	// ========================================================================
+
+	async deleteChatMessage(
+		channel_id/* :string*/,
+		message_id/* :string*/
+	) {
+		channel_id = String(channel_id);
+
+		const data = await this.mutate({
+			mutation: await import(/* webpackChunkName: 'queries' */ './mutations/delete-chat-message.gql'),
+			variables: {
+				input: {
+					channelID: channel_id,
+					messageID: message_id
+				}
+			}
+		});
+
+		const code = get('data.deleteChatMessage.responseCode', data);
+
+		if ( code === 'TARGET_IS_BROADCASTER' )
+			throw new TranslatableError(
+				"You cannot delete the broadcaster's messages.",
+				"chat.delete.forbidden.broadcaster"
+			);
+
+		if ( code === 'TARGET_IS_MODERATOR' )
+			throw new TranslatableError(
+				"You cannot delete messages from moderator {displayName}.",
+				"chat.delete.forbidden.moderator",
+				get('data.deleteChatMessage.message.sender', data)
+			);
+
+		if ( code !== 'SUCCESS' )
+			throw new TranslatableError(
+				"You don't have permission to delete messages.",
+				"chat.delete.forbidden"
+			);
+
+		return true;
+	}
+
+
 	// ========================================================================
 	// Users
 	// ========================================================================