feat(clickup): add clickup integration

packages/backend/src/apps/clickup/auth/verify-credentials.js

@@ -0,0 +1,31 @@
+import getCurrentUser from '../common/get-current-user.js';
+
+const verifyCredentials = async ($) => {
+  if ($.auth.data.originalState !== $.auth.data.state) {
+    throw new Error(`The 'state' parameter does not match.`);
+  }
+
+  const { data } = await $.http.post('/v2/oauth/token', {
+    client_id: $.auth.data.clientId,
+    client_secret: $.auth.data.clientSecret,
+    code: $.auth.data.code,
+  });
+
+  await $.auth.set({
+    accessToken: data.access_token,
+    tokenType: data.token_type,
+  });
+
+  const currentUser = await getCurrentUser($);
+  const screenName = [currentUser.username, currentUser.email]
+    .filter(Boolean)
+    .join(' @ ');
+
+  await $.auth.set({
+    clientId: $.auth.data.clientId,
+    clientSecret: $.auth.data.clientSecret,
+    screenName,
+  });
+};
+
+export default verifyCredentials;