feat: Stripe connect using OAuth

packages/server/src/api/controllers/StripeIntegration/StripeIntegrationController.ts

@@ -13,6 +13,13 @@ export class StripeIntegrationController extends BaseController {
   public router() {
     const router = Router();
 
+    router.get('/link', this.getStripeConnectLink.bind(this));
+    router.post(
+      '/callback',
+      [body('code').exists()],
+      this.validationResult,
+      this.exchangeOAuth.bind(this)
+    );
     router.post('/account', asyncMiddleware(this.createAccount.bind(this)));
     router.post(
       '/account_link',
@@ -27,6 +34,47 @@ export class StripeIntegrationController extends BaseController {
     return router;
   }
 
+  /**
+   * Retrieves Stripe OAuth2 connect link.
+   * @param {Request} req
+   * @param {Response} res
+   * @param {NextFunction} next
+   * @returns {Promise<Response|void>}
+   */
+  public async getStripeConnectLink(
+    req: Request,
+    res: Response,
+    next: NextFunction
+  ) {
+    try {
+      const authorizationUri = this.stripePaymentApp.getStripeConnectLink();
+
+      return res.status(200).send({ url: authorizationUri });
+    } catch (error) {
+      next(error);
+    }
+  }
+
+  /**
+   * Exchanges the given Stripe authorization code to Stripe user id and access token.
+   * @param {Request} req
+   * @param {Response} res
+   * @param {NextFunction} next
+   * @returns {Promise<void>}
+   */
+  public async exchangeOAuth(req: Request, res: Response, next: NextFunction) {
+    const { tenantId } = req;
+    const { code } = this.matchedBodyData(req);
+
+    try {
+      await this.stripePaymentApp.exchangeStripeOAuthToken(tenantId, code);
+
+      return res.status(200).send({});
+    } catch (error) {
+      next(error);
+    }
+  }
+
   /**
    * Creates a Stripe checkout session for the given payment link id.
    * @param {Request} req