feat: ✨ add GetAllUserTasksUseCase

libs/tasks/application/src/index.ts

@@ -4,5 +4,6 @@ export * from './lib/use-cases/get-all-tasks.use-case';
 
 // user tasks
 export * from './lib/user-tasks.service';
+export * from './lib/use-cases/get-all-user-tasks.use-case';
 export * from './lib/use-cases/create-some-user-tasks.use-case';
 export * from './lib/use-cases/update-some-user-tasks.use-case';

libs/tasks/application/src/lib/use-cases/get-all-user-tasks.use-case.spec.ts

@@ -0,0 +1,49 @@
+import { Test } from '@nestjs/testing';
+import { TaskStatusEnum, UserTask } from '@tasks/domain';
+import { GetAllUserTasksUseCase } from './get-all-user-tasks.use-case';
+import { UserTasksService } from '../user-tasks.service';
+
+describe('GetAllUserTasksUseCase', () => {
+  let useCase: GetAllUserTasksUseCase;
+  let userTasksService: UserTasksService;
+
+  beforeEach(async () => {
+    const moduleRef = await Test.createTestingModule({
+      providers: [
+        GetAllUserTasksUseCase,
+        {
+          provide: UserTasksService,
+          useValue: {
+            findAll: jest.fn(),
+          },
+        },
+      ],
+    }).compile();
+
+    useCase = moduleRef.get<GetAllUserTasksUseCase>(GetAllUserTasksUseCase);
+    userTasksService = moduleRef.get<UserTasksService>(UserTasksService);
+  });
+
+  describe('execute', () => {
+    it('should return all user tasks', async () => {
+      const userId = 'test-user-id';
+      const expectedTasks: UserTask[] = [
+        {
+          id: '1',
+          userId,
+          taskId: '1',
+          createdAt: new Date('2024-01-01T00:00:00.000Z'),
+          status: TaskStatusEnum.TODO,
+          updatedAt: null,
+        },
+      ];
+
+      jest.spyOn(userTasksService, 'findAll').mockResolvedValue(expectedTasks);
+
+      const result = await useCase.execute(userId);
+
+      expect(result).toBe(expectedTasks);
+      expect(userTasksService.findAll).toHaveBeenCalledWith(userId);
+    });
+  });
+});

libs/tasks/application/src/lib/use-cases/get-all-user-tasks.use-case.ts

@@ -0,0 +1,13 @@
+import { Injectable } from "@nestjs/common";
+import { UserTask } from "@tasks/domain";
+
+import { UserTasksService } from "../user-tasks.service";
+
+@Injectable()
+export class GetAllUserTasksUseCase {
+  constructor(private readonly userTasksService: UserTasksService) {}
+
+  async execute(userId: string): Promise<UserTask[]> {
+    return await this.userTasksService.findAll(userId);
+  }
+}