make updateRoom Query #11

[kannanhassouna]

make updateRoom query and remove useless console.log() ,
make available rooms query and test it and convert all callback queries to promises .
and utilities functions helps in getting final available rooms and test them .

updateRoom

the input should be object contain the data about the Room and the output should be the count of effected rows

the input

  const roomObject = {
    room_num: 1,
    description: 'first decsription',
    price: 100,
    imgs: 'img url',
    services: 'first serveices',
    type: 'single',
 };
updateRoom(roomObject);

the output

1

availableRooms

the input should be object contain the reservation start date and the reservation end date and the type of room and the result is the available Rooms with it's prices .

the input

 avaliableRooms({ from: '2017-05-01', to: '2017-06-06', type: 'single' });

the output

[
        { number: 1, price: 100 },
        { number: 2, price: 100 },
        { number: 3, price: 100 },
        { number: 4, price: 100 },
        { number: 5, price: 100 },
        { number: 6, price: 100 },
        { number: 7, price: 100 },
        { number: 8, price: 100 },
        { number: 9, price: 100 }
]

Utilities Functions

removeDuplicated

that accepts array contain duplicated rows and remove them by using room_num and the elements of the array is object contain the room number and the room price .

the input

  const array = [{
    id: 1,
    room_num: 1,
    price: 100,
  },
  {
    id: 1,
    room_num: 1,
    price: 100,
  },
  {
    id: 2,
    room_num: 2,
    price: 100,
  },
  {
    id: 2,
    room_num: 2,
    price: 100,
  },
  {
    id: 2,
    room_num: 2,
    price: 100,
  },
  ];
 removeDuplicated(array);

the output

[{ room_num: 1, price: 100 }, { room_num: 2, price: 100 }]

filterResult

that takes the order from date and the order to date and array of all reservations in database and check all reservations if the reservations fail in between the from date and to date it's removed from array .

the input

const data = [
    {
      reservation_from: '2014-04-01',
      reservation_to: '2014-04-05',
    },
    {
      reservation_from: '2015-05-05',
      reservation_to: '2015-06-04',
    },
    {
      reservation_from: '2015-06-05',
      reservation_to: '2015-06-29',
    },
  ];
filterResult('2014-05-05', '2014-05-08', data);

the output

 [
    {
      reservation_from: '2014-04-01',
      reservation_to: '2014-04-05',
    },
    {
      reservation_from: '2015-05-05',
      reservation_to: '2015-06-04',
    },
    {
      reservation_from: '2015-06-05',
      reservation_to: '2015-06-29',
    },
  ];

[donia98]

Good job 👍