elevato.rs

README.md

Code de gestion des ascenseurs pour le projet elevato.rs d'@oncletom.

Réalisé au cours d'un atelier à Paris Web 2014 par @Nazcange, @Nico3333fr et @nhoizey.

elevators.js

function sameDirection(floorNumber, elevator) {
  var tmp = (floorNumber - elevator.nextFloor) * (elevator.nextFloor - elevator.previousFloor);
  return tmp > 0;
}

// called each time someone requests an elevator
function onFloorRequest(floorNumber, elevators) {
  var found = false;
  for (var id = 0; id < elevators.length; id++) {
    if (found) {
      return;
    }
    console.log('Elevator #' + id);
    if (typeof elevators[id].isIddle === 'undefined') {
      elevators[id].isIddle = true;
    }
    console.log(' Iddle? ' + elevators[id].isIddle);
    if (elevators[id].isIddle) {
      elevators[id].moveTo(floorNumber);
      elevators[id].isIddle = false;
      found = true;
    }
  }
  if (!found) {
    var minReq = elevators[0].requestedAt.length,
        minReqId = 0,
        minDistId = -1,
        id = 0;
    while (id < elevators.length) {
      if (sameDirection(floorNumber, elevators[id])) {
        minDistId = id;
      }
      if (elevators[id].requestedAt.length < minReq) {
        minReq = elevators[id].requestedAt.length;
        minReqId = id;
      }
      id++;
    }
    if (minDistId != -1) {
      elevators[minDistId].moveTo(floorNumber);
      elevators[minDistId].isIddle = false;
    } else {
		  elevators[minReqId].moveTo(floorNumber);
  	  elevators[minReqId].isIddle = false;
    }
  }
}

// called each time an elevator becomes idle
function onElevatorIdle(elevator, elevators) {
  if (elevator.requestedAt.length){
    console.log('elevators['+elevator.id+'] still have to go to', elevator.requestedAt);
  }
  else{
    console.log('elevators['+elevator.id+'] is now idle');
    elevators[elevator.id].isIddle = true;
  }
}