feat: Implement get app connections API endpoint

packages/backend/src/controllers/api/v1/apps/get-connections.js

@@ -0,0 +1,24 @@
+import { renderObject } from '../../../../helpers/renderer.js';
+import App from '../../../../models/app.js';
+
+export default async (request, response) => {
+  const app = await App.findOneByKey(request.params.appKey);
+
+  const connections = await request.currentUser.authorizedConnections
+    .clone()
+    .select('connections.*')
+    .withGraphFetched({
+      appConfig: true,
+      appAuthClient: true,
+    })
+    .fullOuterJoinRelated('steps')
+    .where({
+      'connections.key': app.key,
+      'connections.draft': false,
+    })
+    .countDistinct('steps.flow_id as flowCount')
+    .groupBy('connections.id')
+    .orderBy('created_at', 'desc');
+
+  renderObject(response, connections);
+};

packages/backend/src/controllers/api/v1/apps/get-connections.test.js

@@ -0,0 +1,101 @@
+import { describe, it, expect, beforeEach } from 'vitest';
+import request from 'supertest';
+import app from '../../../../app.js';
+import createAuthTokenByUserId from '../../../../helpers/create-auth-token-by-user-id.js';
+import { createUser } from '../../../../../test/factories/user.js';
+import { createConnection } from '../../../../../test/factories/connection.js';
+import { createPermission } from '../../../../../test/factories/permission.js';
+import getConnectionsMock from '../../../../../test/mocks/rest/api/v1/apps/get-connections.js';
+
+describe('GET /api/v1/apps/:appKey/connections', () => {
+  let currentUser, currentUserRole, token;
+
+  beforeEach(async () => {
+    currentUser = await createUser();
+    currentUserRole = await currentUser.$relatedQuery('role');
+
+    token = createAuthTokenByUserId(currentUser.id);
+  });
+
+  it('should return the connections data of specified app for current user', async () => {
+    const currentUserConnectionOne = await createConnection({
+      userId: currentUser.id,
+      key: 'deepl',
+      draft: false,
+    });
+
+    const currentUserConnectionTwo = await createConnection({
+      userId: currentUser.id,
+      key: 'deepl',
+      draft: false,
+    });
+
+    await createPermission({
+      action: 'read',
+      subject: 'Connection',
+      roleId: currentUserRole.id,
+      conditions: ['isCreator'],
+    });
+
+    const response = await request(app)
+      .get('/api/v1/apps/deepl/connections')
+      .set('Authorization', token)
+      .expect(200);
+
+    const expectedPayload = await getConnectionsMock([
+      currentUserConnectionTwo,
+      currentUserConnectionOne,
+    ]);
+
+    expect(response.body).toEqual(expectedPayload);
+  });
+
+  it('should return the connections data of specified app for another user', async () => {
+    const anotherUser = await createUser();
+
+    const anotherUserConnectionOne = await createConnection({
+      userId: anotherUser.id,
+      key: 'deepl',
+      draft: false,
+    });
+
+    const anotherUserConnectionTwo = await createConnection({
+      userId: anotherUser.id,
+      key: 'deepl',
+      draft: false,
+    });
+
+    await createPermission({
+      action: 'read',
+      subject: 'Connection',
+      roleId: currentUserRole.id,
+      conditions: [],
+    });
+
+    const response = await request(app)
+      .get('/api/v1/apps/deepl/connections')
+      .set('Authorization', token)
+      .expect(200);
+
+    const expectedPayload = await getConnectionsMock([
+      anotherUserConnectionTwo,
+      anotherUserConnectionOne,
+    ]);
+
+    expect(response.body).toEqual(expectedPayload);
+  });
+
+  it('should return not found response for invalid app key', async () => {
+    await createPermission({
+      action: 'read',
+      subject: 'Connection',
+      roleId: currentUserRole.id,
+      conditions: ['isCreator'],
+    });
+
+    await request(app)
+      .get('/api/v1/apps/invalid-app-key/connections')
+      .set('Authorization', token)
+      .expect(404);
+  });
+});