Elevator Saga 1-12

elevator.js

{
    init: function(elevators, floors) {
        var requests= [];  


        elevators.forEach(function(e) {

            e.on("stopped_at_floor", function(floorNum) {
                if(floorNum===0) {
                    e.destinationQueue.sort(function(a, b){return a-b});
                }
                if(floorNum===floors.length-1) {
                    e.destinationQueue.sort(function(a, b){return b-a});

                }
                var index = requests.indexOf(floorNum);
                if (index >= 0) {
                    requests.splice(index, 1);
                }
                e.checkDestinationQueue();
            });

            e.on("passing_floor", function(floorNum, direction) { 
                if (requests.includes(floorNum) && e.loadFactor() < 0.5) {
                    e.goToFloor(floorNum, true);

                    var index = requests.indexOf(floorNum);
                    if (index >= 0) {
                        requests.splice(index, 1);
                    }
                }
            });

            e.on("floor_button_pressed", function(floorNum) {        
                e.goToFloor(floorNum);
            } );

            e.on("idle", function() {
                if(requests.length > 0) {
                    if(e.loadFactor() < 0.5){
                        e.goToFloor(requests.shift());
                    }
                }else {
                    e.goToFloor(0);
                }
            });
        })


        floors.forEach(function(f) {
            f.on("up_button_pressed", function() {
                requests.push(f.floorNum());

            })
            f.on("down_button_pressed", function() {
                requests.push(f.floorNum());
            })
        });
    
    },
        update: function(dt, elevators, floors) {
            // We normally don't need to do anything here
        }
}