const ParseServerRESTController = require('../lib/ParseServerRESTController')
  .ParseServerRESTController;
const ParseServer = require('../lib/ParseServer').default;
const Parse = require('parse/node').Parse;

let RESTController;

describe('ParseServerRESTController', () => {
  beforeEach(() => {
    RESTController = ParseServerRESTController(
      Parse.applicationId,
      ParseServer.promiseRouter({ appId: Parse.applicationId })
    );
  });

  it('should handle a get request', done => {
    RESTController.request('GET', '/classes/MyObject').then(
      res => {
        expect(res.results.length).toBe(0);
        done();
      },
      err => {
        console.log(err);
        jfail(err);
        done();
      }
    );
  });

  it('should handle a get request with full serverURL mount path', done => {
    RESTController.request('GET', '/1/classes/MyObject').then(
      res => {
        expect(res.results.length).toBe(0);
        done();
      },
      err => {
        jfail(err);
        done();
      }
    );
  });

  it('should handle a POST batch', done => {
    RESTController.request('POST', 'batch', {
      requests: [
        {
          method: 'GET',
          path: '/classes/MyObject',
        },
        {
          method: 'POST',
          path: '/classes/MyObject',
          body: { key: 'value' },
        },
        {
          method: 'GET',
          path: '/classes/MyObject',
        },
      ],
    }).then(
      res => {
        expect(res.length).toBe(3);
        done();
      },
      err => {
        jfail(err);
        done();
      }
    );
  });

  it('should handle a POST request', done => {
    RESTController.request('POST', '/classes/MyObject', { key: 'value' })
      .then(() => {
        return RESTController.request('GET', '/classes/MyObject');
      })
      .then(res => {
        expect(res.results.length).toBe(1);
        expect(res.results[0].key).toEqual('value');
        done();
      })
      .catch(err => {
        console.log(err);
        jfail(err);
        done();
      });
  });

  it('ensures sessionTokens are properly handled', done => {
    let userId;
    Parse.User.signUp('user', 'pass')
      .then(user => {
        userId = user.id;
        const sessionToken = user.getSessionToken();
        return RESTController.request('GET', '/users/me', undefined, {
          sessionToken,
        });
      })
      .then(res => {
        // Result is in JSON format
        expect(res.objectId).toEqual(userId);
        done();
      })
      .catch(err => {
        console.log(err);
        jfail(err);
        done();
      });
  });

  it('ensures masterKey is properly handled', done => {
    let userId;
    Parse.User.signUp('user', 'pass')
      .then(user => {
        userId = user.id;
        return Parse.User.logOut().then(() => {
          return RESTController.request('GET', '/classes/_User', undefined, {
            useMasterKey: true,
          });
        });
      })
      .then(
        res => {
          expect(res.results.length).toBe(1);
          expect(res.results[0].objectId).toEqual(userId);
          done();
        },
        err => {
          jfail(err);
          done();
        }
      );
  });

  it('ensures no user is created when passing an empty username', done => {
    RESTController.request('POST', '/classes/_User', {
      username: '',
      password: 'world',
    }).then(
      () => {
        jfail(
          new Error(
            'Success callback should not be called when passing an empty username.'
          )
        );
        done();
      },
      err => {
        expect(err.code).toBe(Parse.Error.USERNAME_MISSING);
        expect(err.message).toBe('bad or missing username');
        done();
      }
    );
  });

  it('ensures no user is created when passing an empty password', done => {
    RESTController.request('POST', '/classes/_User', {
      username: 'hello',
      password: '',
    }).then(
      () => {
        jfail(
          new Error(
            'Success callback should not be called when passing an empty password.'
          )
        );
        done();
      },
      err => {
        expect(err.code).toBe(Parse.Error.PASSWORD_MISSING);
        expect(err.message).toBe('password is required');
        done();
      }
    );
  });

  it('ensures no session token is created on creating users', done => {
    RESTController.request('POST', '/classes/_User', {
      username: 'hello',
      password: 'world',
    })
      .then(user => {
        expect(user.sessionToken).toBeUndefined();
        const query = new Parse.Query('_Session');
        return query.find({ useMasterKey: true });
      })
      .then(sessions => {
        expect(sessions.length).toBe(0);
        done();
      }, done.fail);
  });

  it('ensures a session token is created when passing installationId != cloud', done => {
    RESTController.request(
      'POST',
      '/classes/_User',
      { username: 'hello', password: 'world' },
      { installationId: 'my-installation' }
    )
      .then(user => {
        expect(user.sessionToken).not.toBeUndefined();
        const query = new Parse.Query('_Session');
        return query.find({ useMasterKey: true });
      })
      .then(
        sessions => {
          expect(sessions.length).toBe(1);
          expect(sessions[0].get('installationId')).toBe('my-installation');
          done();
        },
        err => {
          jfail(err);
          done();
        }
      );
  });
});