import { TestingModule, Test } from '@nestjs/testing';
import { DatabaseModule } from '../../../database/database.module';
import { PrismaService } from '../../../database/src/adapters/secondaries/prisma-service';
import { DatabaseException } from '../../../database/src/exceptions/database.exception';
import { AuthenticationRepository } from '../../adapters/secondaries/authentication.repository';
import { v4 } from 'uuid';
import * as bcrypt from 'bcrypt';
import { Authentication } from '../../domain/entities/authentication';

describe('AuthenticationRepository', () => {
  let prismaService: PrismaService;
  let authenticationRepository: AuthenticationRepository;

  const createAuthentications = async (nbToCreate = 10) => {
    for (let i = 0; i < nbToCreate; i++) {
      await prismaService.auth.create({
        data: {
          uuid: v4(),
          password: bcrypt.hashSync(`password-${i}`, 10),
        },
      });
    }
  };

  beforeAll(async () => {
    const module: TestingModule = await Test.createTestingModule({
      imports: [DatabaseModule],
      providers: [AuthenticationRepository, PrismaService],
    }).compile();

    prismaService = module.get<PrismaService>(PrismaService);
    authenticationRepository = module.get<AuthenticationRepository>(
      AuthenticationRepository,
    );
  });

  afterAll(async () => {
    await prismaService.$disconnect();
  });

  beforeEach(async () => {
    await prismaService.auth.deleteMany();
  });

  describe('findAll', () => {
    it('should return an empty data array', async () => {
      const res = await authenticationRepository.findAll();
      expect(res).toEqual({
        data: [],
        total: 0,
      });
    });

    it('should return a data array with 8 auths', async () => {
      await createAuthentications(8);
      const auths = await authenticationRepository.findAll();
      expect(auths.data.length).toBe(8);
      expect(auths.total).toBe(8);
    });

    it('should return a data array limited to 10 authentications', async () => {
      await createAuthentications(20);
      const auths = await authenticationRepository.findAll();
      expect(auths.data.length).toBe(10);
      expect(auths.total).toBe(20);
    });
  });

  describe('findOneByUuid', () => {
    it('should return an authentication', async () => {
      const authToFind = await prismaService.auth.create({
        data: {
          uuid: v4(),
          password: bcrypt.hashSync(`password`, 10),
        },
      });

      const auth = await authenticationRepository.findOneByUuid(
        authToFind.uuid,
      );
      expect(auth.uuid).toBe(authToFind.uuid);
    });

    it('should return null', async () => {
      const auth = await authenticationRepository.findOneByUuid(
        '544572be-11fb-4244-8235-587221fc9104',
      );
      expect(auth).toBeNull();
    });
  });

  describe('create', () => {
    it('should create an authentication', async () => {
      const beforeCount = await prismaService.auth.count();

      const authenticationToCreate: Authentication = new Authentication();
      authenticationToCreate.uuid = v4();
      authenticationToCreate.password = bcrypt.hashSync(`password`, 10);
      const authentication = await authenticationRepository.create(
        authenticationToCreate,
      );

      const afterCount = await prismaService.auth.count();

      expect(afterCount - beforeCount).toBe(1);
      expect(authentication.uuid).toBeDefined();
    });
  });

  describe('update', () => {
    it('should update authentication password', async () => {
      const authenticationToUpdate = await prismaService.auth.create({
        data: {
          uuid: v4(),
          password: bcrypt.hashSync(`password`, 10),
        },
      });

      const toUpdate: Authentication = new Authentication();
      toUpdate.password = bcrypt.hashSync(`newPassword`, 10);
      const updatedAuthentication = await authenticationRepository.update(
        authenticationToUpdate.uuid,
        toUpdate,
      );

      expect(updatedAuthentication.uuid).toBe(authenticationToUpdate.uuid);
    });

    it('should throw DatabaseException', async () => {
      const toUpdate: Authentication = new Authentication();
      toUpdate.password = bcrypt.hashSync(`newPassword`, 10);

      await expect(
        authenticationRepository.update(
          '544572be-11fb-4244-8235-587221fc9104',
          toUpdate,
        ),
      ).rejects.toBeInstanceOf(DatabaseException);
    });
  });

  describe('delete', () => {
    it('should delete an authentication', async () => {
      const authenticationToRemove = await prismaService.auth.create({
        data: {
          uuid: v4(),
          password: bcrypt.hashSync(`password`, 10),
        },
      });
      await authenticationRepository.delete(authenticationToRemove.uuid);

      const count = await prismaService.auth.count();
      expect(count).toBe(0);
    });

    it('should throw DatabaseException', async () => {
      await expect(
        authenticationRepository.delete('544572be-11fb-4244-8235-587221fc9104'),
      ).rejects.toBeInstanceOf(DatabaseException);
    });
  });
});