feat: project applications controller/service layer (#6184)

Just adding controller/service layer, connecting with schema.
Next PR will implement store and e2e tests.

src/lib/features/project/project-controller.ts

@@ -1,5 +1,5 @@
 import { Response } from 'express';
-import Controller from '../../controller';
+import Controller from '../../routes/controller';
 import {
     IArchivedQuery,
     IProjectParam,
@@ -7,12 +7,12 @@ import {
     IUnleashServices,
     NONE,
     serializeDates,
-} from '../../../types';
-import ProjectFeaturesController from '../../../features/feature-toggle/feature-toggle-controller';
-import EnvironmentsController from '../../../features/project-environments/environments';
-import ProjectHealthReport from './health-report';
-import ProjectService from '../../../services/project-service';
-import VariantsController from './variants';
+} from '../../types';
+import ProjectFeaturesController from '../feature-toggle/feature-toggle-controller';
+import EnvironmentsController from '../project-environments/environments';
+import ProjectHealthReport from '../../routes/admin-api/project/health-report';
+import ProjectService from '../../services/project-service';
+import VariantsController from '../../routes/admin-api/project/variants';
 import {
     createResponseSchema,
     ProjectDoraMetricsSchema,
@@ -22,18 +22,22 @@ import {
     projectsSchema,
     ProjectsSchema,
     projectOverviewSchema,
-} from '../../../openapi';
-import { getStandardResponses } from '../../../openapi/util/standard-responses';
-import { OpenApiService, SettingService } from '../../../services';
-import { IAuthRequest } from '../../unleash-types';
-import { ProjectApiTokenController } from './api-token';
-import ProjectArchiveController from './project-archive';
-import { createKnexTransactionStarter } from '../../../db/transaction';
-import { Db } from '../../../db/db';
-import DependentFeaturesController from '../../../features/dependent-features/dependent-features-controller';
-import { ProjectOverviewSchema } from '../../../openapi/spec/project-overview-schema';
+} from '../../openapi';
+import { getStandardResponses } from '../../openapi/util/standard-responses';
+import { OpenApiService, SettingService } from '../../services';
+import { IAuthRequest } from '../../routes/unleash-types';
+import { ProjectApiTokenController } from '../../routes/admin-api/project/api-token';
+import ProjectArchiveController from '../../routes/admin-api/project/project-archive';
+import { createKnexTransactionStarter } from '../../db/transaction';
+import { Db } from '../../db/db';
+import DependentFeaturesController from '../dependent-features/dependent-features-controller';
+import { ProjectOverviewSchema } from '../../openapi/spec/project-overview-schema';
+import {
+    projectApplicationsSchema,
+    ProjectApplicationsSchema,
+} from '../../openapi/spec/project-applications-schema';
 
-export default class ProjectApi extends Controller {
+export default class ProjectController extends Controller {
     private projectService: ProjectService;
 
     private settingService: SettingService;
@@ -129,6 +133,26 @@ export default class ProjectApi extends Controller {
             ],
         });
 
+        this.route({
+            method: 'get',
+            path: '/:projectId/applications',
+            handler: this.getProjectApplications,
+            permission: NONE,
+            middleware: [
+                services.openApiService.validPath({
+                    tags: ['Unstable'],
+                    operationId: 'getProjectApplications',
+                    summary: 'Get a list of all applications for a project.',
+                    description:
+                        'This endpoint returns an list of all the applications for a project.',
+                    responses: {
+                        200: createResponseSchema('projectApplicationsSchema'),
+                        ...getStandardResponses(401, 403, 404),
+                    },
+                }),
+            ],
+        });
+
         this.use(
             '/',
             new ProjectFeaturesController(
@@ -229,4 +253,21 @@ export default class ProjectApi extends Controller {
             dora,
         );
     }
+
+    async getProjectApplications(
+        req: IAuthRequest,
+        res: Response<ProjectApplicationsSchema>,
+    ): Promise<void> {
+        const { projectId } = req.params;
+
+        const applications =
+            await this.projectService.getApplications(projectId);
+
+        this.openApiService.respondWithValidation(
+            200,
+            res,
+            projectApplicationsSchema.$id,
+            applications,
+        );
+    }
 }

src/lib/features/project/projects.e2e.test.ts

@@ -1,14 +1,14 @@
-import dbInit, { ITestDb } from '../../../helpers/database-init';
+import dbInit, { ITestDb } from '../../../test/e2e/helpers/database-init';
 import {
     IUnleashTest,
     insertFeatureEnvironmentsLastSeen,
     insertLastSeenAt,
     setupAppWithCustomConfig,
-} from '../../../helpers/test-helper';
-import getLogger from '../../../../fixtures/no-logger';
+} from '../../../test/e2e/helpers/test-helper';
+import getLogger from '../../../test/fixtures/no-logger';
 
-import { IProjectStore } from '../../../../../lib/types';
-import { DEFAULT_ENV } from '../../../../../lib/util';
+import { IProjectStore } from '../../types';
+import { DEFAULT_ENV } from '../../util';
 
 let app: IUnleashTest;
 let db: ITestDb;
@@ -143,9 +143,11 @@ test('response for default project should include created_at', async () => {
         .expect(200);
     expect(body.createdAt).toBeDefined();
 });
-
 test('response for project overview should include feature type counts', async () => {
-    await app.createFeature({ name: 'my-new-release-toggle', type: 'release' });
+    await app.createFeature({
+        name: 'my-new-release-toggle',
+        type: 'release',
+    });
     await app.createFeature({
         name: 'my-new-development-toggle',
         type: 'development',
@@ -156,8 +158,14 @@ test('response for project overview should include feature type counts', async (
         .expect(200);
     expect(body).toMatchObject({
         featureTypeCounts: [
-            { type: 'development', count: 1 },
-            { type: 'release', count: 1 },
+            {
+                type: 'development',
+                count: 1,
+            },
+            {
+                type: 'release',
+                count: 1,
+            },
         ],
     });
 });
@@ -278,3 +286,12 @@ test('response should include last seen at per environment for multiple environm
 
     expect(body.features[1].lastSeenAt).toBe('2023-10-01T12:34:56.000Z');
 });
+
+test('should return empty list of applications', async () => {
+    const { body } = await app.request
+        .get('/api/admin/projects/default/applications')
+        .expect('Content-Type', /json/)
+        .expect(200);
+
+    expect(body).toMatchObject([]);
+});

src/lib/openapi/spec/index.ts

@@ -175,3 +175,5 @@ export * from './feature-type-count-schema';
 export * from './feature-search-response-schema';
 export * from './inactive-user-schema';
 export * from './inactive-users-schema';
+export * from './project-application-schema';
+export * from './project-applications-schema';

src/lib/routes/admin-api/index.ts

@@ -20,7 +20,7 @@ import UserAdminController from './user-admin';
 import EmailController from './email';
 import UserFeedbackController from './user-feedback';
 import UserSplashController from './user-splash';
-import ProjectApi from './project/project-api';
+import ProjectController from '../../features/project/project-controller';
 import { EnvironmentsController } from './environments';
 import ConstraintsController from './constraints';
 import PatController from './user/pat';
@@ -117,7 +117,10 @@ class AdminApi extends Controller {
             '/feedback',
             new UserFeedbackController(config, services).router,
         );
-        this.app.use('/projects', new ProjectApi(config, services, db).router);
+        this.app.use(
+            '/projects',
+            new ProjectController(config, services, db).router,
+        );
         this.app.use(
             '/environments',
             new EnvironmentsController(config, services).router,

src/lib/services/project-service.ts

@@ -63,7 +63,10 @@ import { calculateAverageTimeToProd } from '../features/feature-toggle/time-to-p
 import { IProjectStatsStore } from '../types/stores/project-stats-store-type';
 import { uniqueByKey } from '../util/unique';
 import { BadDataError, PermissionError } from '../error';
-import { ProjectDoraMetricsSchema } from '../openapi';
+import {
+    ProjectDoraMetricsSchema,
+    ProjectApplicationsSchema,
+} from '../openapi';
 import { checkFeatureNamingData } from '../features/feature-naming-pattern/feature-naming-validation';
 import { IPrivateProjectChecker } from '../features/private-project/privateProjectCheckerType';
 import EventService from '../features/events/event-service';
@@ -89,7 +92,14 @@ interface ICalculateStatus {
     updates: IProjectStats;
 }
 
-function includes(list: number[], { id }: { id: number }): boolean {
+function includes(
+    list: number[],
+    {
+        id,
+    }: {
+        id: number;
+    },
+): boolean {
     return list.some((l) => l === id);
 }
 
@@ -887,7 +897,16 @@ export default class ProjectService {
                 featureToggleNames,
             );
 
-        return { features: toggleAverage, projectAverage: projectAverage };
+        return {
+            features: toggleAverage,
+            projectAverage: projectAverage,
+        };
+    }
+
+    async getApplications(
+        projectId: string,
+    ): Promise<ProjectApplicationsSchema> {
+        return [];
     }
 
     async changeRole(
@@ -1091,7 +1110,10 @@ export default class ProjectService {
         const [projectActivityCurrentWindow, projectActivityPastWindow] =
             await Promise.all([
                 this.eventStore.queryCount([
-                    { op: 'where', parameters: { project: projectId } },
+                    {
+                        op: 'where',
+                        parameters: { project: projectId },
+                    },
                     {
                         op: 'beforeDate',
                         parameters: {
@@ -1101,7 +1123,10 @@ export default class ProjectService {
                     },
                 ]),
                 this.eventStore.queryCount([
-                    { op: 'where', parameters: { project: projectId } },
+                    {
+                        op: 'where',
+                        parameters: { project: projectId },
+                    },
                     {
                         op: 'betweenDate',
                         parameters: {