bar.js

// Line
function Line()	{
	// Line members

	this.queue = [];

};

Line.prototype.join = function(patron) {
	// add patron to the list.
	this.queue.push(patron);

};


Line.prototype.leave = function(patron) {
	// remove patron from the list
	
	
	// This is used to find the position of the patron in the array
	var position = this.queue.indexOf(patron);
	
	if (position >=0) {
		// This splices at and to the indexed position of the patron
		this.queue.splice(position,1);
	}

};

Line.prototype.count = function() {
	return this.queue.length;
};

//---------------------------------------------------------------------------------------------------------

// Patron
function Patron(name,age,guestlist)	{
        this.name = name;
        this.age = age;
        this.guestlist = guestlist;
	this.wristband;
	this.drunkLevel = 0;
	this.wallet = 100;
	this.tooDrunk = false;
	this.paid;
};

//---------------------------------------------------------------------------------------------------------

// Doorman
function Doorman(bar) {
	this.bar = bar;
};

// Checking the ID of a patron
Doorman.prototype.checkID = function(patron)	{
	if(patron.age >= 19)	{
		patron.wristband = true;
	}
	else	{
		patron.wristband = false;	
	}
};

// Checking to see if the patron is drunk
Doorman.prototype.checkDrunk = function(patron)	{
	// Variable for drunk test
	if(patron.drunkLevel > 20)	{
		patron.tooDrunk = true;
	}
};

// Taking money from the patron
Doorman.prototype.takeMoney = function(patron)	{
	if(patron.wallet >= 5)	{
		patron.wallet -= 5;
		patron.paid = true;
	}
	else	{
		patron.paid = false;
	}
};

// Check to see if full then let in
Doorman.prototype.checkFull = function(patron)    {
    if((this.bar.patronsQueue.queue.length + this.bar.serviceQueue.queue.length) != this.bar.capacity)    {
        console.log("Welcome to " + this.bar.name + ", " + patron.name + ".");
        this.letInside(patron);
    }
    else    {
        console.log("Sorry, " + this.bar.name + " is full.");
    }
};

// Adding patron to the people inside bar
Doorman.prototype.letInside = function(patron)	{
	this.bar.patronsQueue.join(patron);
};


// Process all of the above at one time
Doorman.prototype.processPatron	= function(patron) {
	this.checkID(patron);
	if(patron.wristband === true)	{
		this.checkDrunk(patron);
		if(patron.tooDrunk === false)	{
			this.takeMoney(patron);
			if(patron.paid === true)	{
                		this.checkFull(patron);
			}
			else	{
				// Patron is too broke, can't get in
				console.log("You are too broke and can't come in.");
			}	
		}
		else	{
			// Patron is too drunk, can't get in
			console.log("You are too drunk and can't come in.");
		}
	}
	else	{
		// Patron is too young, can't get in
		console.log("You are too young and can't come in.");
	}
	
};

//---------------------------------------------------------------------------------------------------------

// Bartender
function Bartender(queue)	{
    this.queue = queue.queue;
        
    // Drink Menu
    this.drinks = [
	{
		name: "Coca Cola",
         	alcLevel: 0,
            	price: 2
        },
    	{
		name: "The Beer",
		alcLevel: 2,
		price: 5
	}
    ];
};

// Takes first person in line
Bartender.prototype.serve = function()    {
        var x = this.queue.shift();
        this.checkDrunk(x);
};

// Check if too drunk
Bartender.prototype.checkDrunk = function(patron)    {
    if(patron.drunkLevel > 20)    {
        console.log("You are too drunk, no alcohol for you!")
    }
    else    {
        this.offerDrink(patron);
    }
};

// Offer a drink
Bartender.prototype.offerDrink = function(patron)    {
        console.log("Here is our drink menu:");
        for(var i=0;i<this.drinks.length;i++)    {
        console.log(this.drinks[i].name);
        };
        console.log("What can I get for you, " + patron.name + "?");
};

//---------------------------------------------------------------------------------------------------------

// Bar
function Bar(name,capacity,doormen)	{
    this.name = name;
    this.capacity = capacity;
    this.entryQueue = new Line();
    this.serviceQueue = new Line();
    this.patronsQueue = new Line();
    this.tender = new Bartender(this.serviceQueue);
    this.doormen = doormen;
    this.door1 = null;
    this.door2 = null;
};

Bar.prototype.getDoorman = function()    {
    switch(this.doormen)  {
        case 1:
            this.door1 = new Doorman(this);
            this.door2 = null;
            break;
        case 2:
            this.door1 = new Doorman(this);
            this.door2 = new Doorman(this);
            break;
        default:
            this.door1 = null;
            this.door2 = null;
    }
};


Bar.prototype.visitor = function(patron)    {
    if(this.door1 != null)    {
        if(this.door2 != null)    {
            if(patron.guestlist === true)    {
                this.door2.processPatron(patron);
            }
            else    {
                this.door1.processPatron(patron);
            }
        }
        else    {
            this.door1.processPatron(patron);
        }
    }
    else    {
        this.door1 = new Doorman(this);
        this.door1.processPatron(patron);
    }

};

Bar.prototype.getInLine = function(patron)    {
    this.patronsQueue.leave(patron);
    this.serviceQueue.join(patron);
};


//---------------------------------------------------------------------------------------------------------

// Creating the bar and patrons
var myBar = new Bar("The Couch",10,2);
var p1 = new Patron("Tyler",26,true);
var p2 = new Patron("Jessica",24);
var p3 = new Patron("Nathan",22,true);
var p4 = new Patron("Austin",19);
var p5 = new Patron("Bella", 3);

// Adding the patrons to the bar
myBar.visitor(p1);
myBar.visitor(p2);
myBar.visitor(p3);
myBar.visitor(p4);
myBar.visitor(p5);

// Doing stuff in the bar
myBar.getInLine(p1);
myBar.tender.serve();