feat: stfu にて削除後にリアクションするように変更 (#208)

* feat: Add react

* feat: Change to react after deletion

src/adaptor/transformer/message-convert.ts

@@ -57,6 +57,9 @@ export const converterWithPrefix =
             await mes.edit({ embeds: [convertEmbed(embed)] });
           }
         };
+      },
+      async react(emoji) {
+        await message.react(emoji);
       }
     };
     await func(command);

src/service/command-message.ts

@@ -65,6 +65,14 @@ export interface CommandMessage {
    * @memberof CommandMessage
    */
   reply(message: EmbedMessage): Promise<SentMessage>;
+
+  /**
+   * このメッセージに `emoji` の絵文字でリアクションする。
+   *
+   * @param emoji
+   * @memberof CommandMessage
+   */
+  react(emoji: string): Promise<void>;
 }
 
 /**
@@ -108,5 +116,6 @@ export const createMockMessage = (
         Promise.resolve({
           edit: () => Promise.resolve()
         }),
+  react: () => Promise.resolve(),
   ...partial
 });

src/service/stfu.test.ts

@@ -9,11 +9,13 @@ test('use case of stfu', async () => {
   const sheriff: Sheriff = { executeMessage };
   const responder = new SheriffCommand(sheriff);
   const fn = jest.fn();
+  const react = jest.fn<Promise<void>, [string]>(() => Promise.resolve());
   await responder.on(
     'CREATE',
     createMockMessage({
       args: ['stfu'],
-      reply: fn
+      reply: fn,
+      react
     })
   );
 
@@ -22,6 +24,7 @@ test('use case of stfu', async () => {
     '711127633810817026' as Snowflake,
     50
   );
+  expect(react).toHaveBeenCalledWith('👌');
 });
 
 test('delete message', async () => {

src/service/stfu.ts

@@ -50,5 +50,6 @@ export class SheriffCommand implements CommandResponder {
 
     const channel = message.senderChannelId;
     await this.sheriff.executeMessage(channel, 50);
+    await message.react('👌');
   }
 }