use getter to fix call signatures

packages/slackbot-proxy/src/controllers/slack.ts

@@ -17,6 +17,9 @@ export class SlackCtrl {
   constructor(private readonly installerService: InstallerService) {
   }
 
+  @Inject()
+  registerService: RegisterService
+
 
   @Get('/testsave')
   testsave(): void {
@@ -60,8 +63,9 @@ export class SlackCtrl {
     // Send response immediately to avoid opelation_timeout error
     // See https://api.slack.com/apis/connections/events-api#the-events-api__responding-to-events
 
+
     const supportedGrowiCommandsMappings = {
-      register: () => RegisterService(body),
+      register: () => this.registerService.registerServiceHoge(body),
     };
 
     const method = supportedGrowiCommandsMappings[body.text];

packages/slackbot-proxy/src/services/RegisterService.ts

@@ -1,32 +1,40 @@
+import { registerService, Service } from '@tsed/di';
 import { WebClient, LogLevel } from '@slack/web-api';
 import { generateInputSectionBlock } from '@growi/slack/src/utils/block-creater';
 
-export async function RegisterService(body:{[key:string]:string}): Promise<void> {
+@Service()
+export class RegisterService {
 
-  // tmp use process.env
-  const client = new WebClient(process.env.SLACK_BOT_USER_OAUTH_TOKEN, { logLevel: LogLevel.DEBUG });
-  await client.views.open({
-    trigger_id: body.trigger_id,
-    view: {
-      type: 'modal',
-      title: {
-        type: 'plain_text',
-        text: 'Register Credentials',
+  async registerService(body:{[key:string]:string}):Promise<void> {
+    // tmp use process.env
+    const client = new WebClient(process.env.SLACK_BOT_USER_OAUTH_TOKEN, { logLevel: LogLevel.DEBUG });
+    await client.views.open({
+      trigger_id: body.trigger_id,
+      view: {
+        type: 'modal',
+        title: {
+          type: 'plain_text',
+          text: 'Register Credentials',
+        },
+        submit: {
+          type: 'plain_text',
+          text: 'Submit',
+        },
+        close: {
+          type: 'plain_text',
+          text: 'Close',
+        },
+        blocks: [
+          generateInputSectionBlock('growiDomain', 'GROWI domain', 'contents_input', false, 'https://example.com'),
+          generateInputSectionBlock('growiAccessToken', 'GROWI ACCESS_TOKEN', 'contents_input', false, 'jBMZvpk.....'),
+          generateInputSectionBlock('proxyToken', 'PROXY ACCESS_TOKEM', 'contents_input', false, 'jBMZvpk.....'),
+        ],
       },
-      submit: {
-        type: 'plain_text',
-        text: 'Submit',
-      },
-      close: {
-        type: 'plain_text',
-        text: 'Close',
-      },
-      blocks: [
-        generateInputSectionBlock('growiDomain', 'GROWI domain', 'contents_input', false, 'https://example.com'),
-        generateInputSectionBlock('growiAccessToken', 'GROWI ACCESS_TOKEN', 'contents_input', false, 'jBMZvpk.....'),
-        generateInputSectionBlock('proxyToken', 'PROXY ACCESS_TOKEM', 'contents_input', false, 'jBMZvpk.....'),
+    });
+  }
+
+  get registerServiceHoge() {
+    return this.registerService;
+  }
 
-      ],
-    },
-  });
 }