refactor(web): fix types

packages/backend/src/apps/slack/auth/verify-credentials.ts

@@ -0,0 +1,34 @@
+import qs from 'qs';
+import { IGlobalVariable } from '@automatisch/types';
+
+const verifyCredentials = async ($: IGlobalVariable) => {
+  const headers = {
+    'Content-Type': 'application/x-www-form-urlencoded',
+  };
+
+  const stringifiedBody = qs.stringify({
+    token: $.auth.data.accessToken,
+  });
+
+  const response = await $.http.post('/auth.test', stringifiedBody, {
+    headers,
+  });
+
+  if (response.data.ok === false) {
+    throw new Error(
+      `Error occured while verifying credentials: ${response.data.error}.(More info: https://api.slack.com/methods/auth.test#errors)`
+    );
+  }
+
+  const { bot_id: botId, user: screenName } = response.data;
+
+  $.auth.set({
+    botId,
+    screenName,
+    token: $.auth.data.accessToken,
+  });
+
+  return response.data;
+};
+
+export default verifyCredentials;