'use strict';

/**
 * Integration tests – user controller (controllers/user.js)
 */

const { connectDB, disconnectDB, clearCollection } = require('./jest.setup');
const { mockApplicator, mockReq, mockRes, newId } = require('./mock_data');

let User, Customer;

beforeAll(async () => {
  await connectDB();
  User     = require('../../model/user');
  Customer = require('../../model/customer');
});

afterAll(async () => {
  await disconnectDB();
});

const userCtl = require('../../controllers/user');

describe('user controller – data methods', () => {
  let applicator;

  beforeAll(async () => {
    applicator = await Customer.create(mockApplicator());
  });

  afterAll(async () => {
    await Customer.deleteMany({ _id: applicator._id });
  });

  const makeReq = (extra = {}) =>
    mockReq({ uid: applicator._id, puid: applicator._id, ut: '1', ...extra });

  // -------------------------------------------------------------------------
  describe('getUser_get', () => {
    it('returns a user by id', async () => {
      const req = makeReq({ params: { id: String(applicator._id) }, query: {} });
      const res = mockRes();

      await userCtl.getUser_get(req, res);

      expect(res.json).toHaveBeenCalled();
      expect(String(res._data._id)).toBe(String(applicator._id));
    });

    it('returns null when user not found', async () => {
      const req = makeReq({ params: { id: String(newId()) }, query: {} });
      const res = mockRes();

      await userCtl.getUser_get(req, res);

      expect(res.json).toHaveBeenCalled();
      expect(res._data).toBeNull();
    });
  });

  // -------------------------------------------------------------------------
  describe('updateUser_put', () => {
    it('updates a user field', async () => {
      const req = makeReq({
        params: { id: String(applicator._id) },
        body: { name: 'Updated Applicator Name', kind: '1' },
      });
      const res = mockRes();

      await userCtl.updateUser_put(req, res);

      expect(res.json).toHaveBeenCalled();
      expect(res._data.name).toBe('Updated Applicator Name');
    });
  });

  // -------------------------------------------------------------------------
  describe('usernameExists_post', () => {
    it('returns true when username exists', async () => {
      const req = makeReq({ body: { username: applicator.username } });
      const res = mockRes();

      await userCtl.isUserNameExists_post(req, res);

      expect(res.json).toHaveBeenCalled();
      expect(res._data).toBe(1);
    });

    it('returns false when username does not exist', async () => {
      const req = makeReq({ body: { username: `nonexistent_${Date.now()}@test.com` } });
      const res = mockRes();

      await userCtl.isUserNameExists_post(req, res);

      expect(res.json).toHaveBeenCalled();
      expect(res._data).toBe(0);
    });
  });

  // -------------------------------------------------------------------------
  describe('searchUsers_post', () => {
    it('returns matching users', async () => {
      const req = makeReq({ body: { byPuid: applicator._id } });
      const res = mockRes();

      await userCtl.search_post(req, res);

      expect(res.json).toHaveBeenCalled();
      expect(Array.isArray(res._data)).toBe(true);
    });
  });
});