'use strict';

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

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

let Client, Customer;

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

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

const clientCtl = require('../../controllers/client');

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

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

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

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

  // -------------------------------------------------------------------------
  describe('create_post', () => {
    it('creates a client and returns it', async () => {
      const req = makeReq({ body: mockClient(applicator._id) });
      const res = mockRes();

      await clientCtl.createClient_post(req, res);

      expect(res.json).toHaveBeenCalled();
      expect(res._data._id).toBeDefined();
      expect(res._data.name).toBe('Test Client');
    });

    it('throws when body is missing', async () => {
      const req = makeReq({ body: null });
      const res = mockRes();
      await expect(clientCtl.createClient_post(req, res)).rejects.toThrow();
    });
  });

  // -------------------------------------------------------------------------
  describe('getById_get', () => {
    let clientId;

    beforeAll(async () => {
      const doc = await Client.create(mockClient(applicator._id));
      clientId = String(doc._id);
    });

    it('returns client by id', async () => {
      const req = makeReq({ params: { id: clientId } });
      const res = mockRes();

      await clientCtl.getClient_get(req, res);

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

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

      await clientCtl.search_post(req, res);

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

  // -------------------------------------------------------------------------
  describe('delete_delete', () => {
    let clientId;

    beforeAll(async () => {
      const doc = await Client.create(mockClient(applicator._id));
      clientId = String(doc._id);
    });

    it.skip('soft-deletes a client (skipped: requires MongoDB replica-set for transactions)', async () => {
      const req = makeReq({ params: { id: clientId } });
      const res = mockRes();

      await clientCtl.deleteClient(req, res);

      expect(res.json).toHaveBeenCalled();
      const found = await Client.findById(clientId);
      expect(!found || found.markedDelete).toBeTruthy();
    });
  });
});