var bookingbuddy = null;

BookingBuddy = function(params){
    
    return {
	getFlightPartners:function(o, d){
	    var url = "http://www.onetime.com/partnerlistapi?sid=";
	    url += params.sid;
	    url += "&clientIP=auto&format=json&target=flight&from=";
	    url += o;
	    url += "&to=";
	    url += d;
	    url += "&callback=bookingbuddy.flightCallBack";
	    if ( params.debug ) {
		url += "&test=1";
	    }
	    $.getScript(url);
	},
	getLocationPartners:function(l){
	    var url = "http://www.onetime.com/partnerlistapi?sid=";
	    url += params.sid;
	    url += "&clientIP=auto&format=json&target=location&city=";
	    url += l;
	    url += "&callback=bookingbuddy.locationCallBack";
	    if ( params.debug ) {
		url += "&test=1";
	    }
	    $.getScript(url);
	},
	parseFlightData: function(d){
	    if( d && d.flights && d.flights[0] && d.flights[0].partners )
	    {
		var v = [],
		pars = d.flights[0].partners;
		
		for( var p = 0; p < pars.length; p++)
		{
		    if( pars[p].partnerLabel.toLowerCase().indexOf("esoon") == -1 )
		    {
			v.push({checked: pars[p].checked,
				img:     pars[p].partnerImage.large,
				url:     pars[p].landingURL,
				label:   pars[p].partnerLabel
			       });
		    }
		}
		return v;
	    }
	    return null;
	},
	parseLocationData: function(d){
	    if( d && d.locations && d.locations[0] && d.locations[0].partners )
	    {
		var v = [],
		pars = d.locations[0].partners;
		
		for( var p = 0; p < pars.length; p++)
		{
		    if( pars[p].partnerLabel.toLowerCase().indexOf("esoon") == -1 )
		    {
			v.push({checked: pars[p].checked,
				img:     pars[p].partnerImage.large,
				url:     pars[p].landingURL,
				label:   pars[p].partnerLabel
			       });
		    }
		}
		return v;
	    }
	    return null;
	},
	flightCallBack:function(d){
	    var partners = this.parseFlightData(d);
	    if (partners){
		params.flightCallBack(partners);			    
	    }
	},
	locationCallBack:function(d){
	    var partners = this.parseLocationData(d);
	    if (partners){
		params.locationCallBack(partners);			    
	    }
	}

    };
}


compare = function(params){

    if (typeof params != "object") {
	return {};
    };
    var dataSource;
    var o,d,oo,od,oDest;
    var partners = {'flights':null,'locations':null};
    var my = {
	getPartners:function(){
	    return partners.flights;
	},
	getLocationPartners:function(){
	    return partners.locations;
	},
	setPartners:function(p){
	    partners.flights = p;
	},
	setLocationPartners:function(p){
	    partners.locations = p;
	},
	extractString:function(startSym, endSym, width, target){
	    var from = target.indexOf(startSym),
	    to = target.indexOf(endSym,from);
		
	    if ( from >=0 && to > 0 && from + 1 + width ==  to)
	    {
		return target.substring(from+1,to);
	    }

	    return null;
	},
	stripAPC:function(user_string){
	    if (typeof user_string == "string")
	    {
		if (user_string.length == 3){
		    return user_string;
		} else {
		    var hop2,esoon;
		    if ( hop2  = my.extractString('(',')',3, user_string) )
		    {
			return hop2;
		    }
		else if ( esoon = my.extractString('(',')',3, user_string) ) {
			return esoon.trim();
		    }
		}
	    }
	    
	    return null;
	},
	toHtml:function(pl,params,pre){
	    if (pl)
	    {
		if (! pre ) pre = "";
		var str = "<div class='comparebox_top'></div><div id='"+pre+"compare_wrapper'>"
		if (params[pre+'Msg']){
		    str += params[pre+'Msg'];
		}
		if (params.compareAll && params.compareAbove){
		    str += "<a href='#Compare All' id='"+pre+"compare_select_all'>Compare All</a>";
		}
		str += "<table class='compare_table' id='"+pre+"compare_table'>",
		cols = 1,
		max = 100,
		style = 'text';

		if (params){
		    if(params.cols) cols = params.cols;
		    if(params.max) max = params.max;
		    if(params.style) style = params.style;
		}
		for (var p = 0; p < pl.length && p < max; p++){
		    var checked = "";
		    if (pl[p].checked){
			checked = "checked";
		    }

		    if (p%cols == 0){
			if (p > 0) {
			    str += "</tr>";
			}
			str += "<tr class='"+pre+"compare_row'>";
		    }
		    str += "<td class='compare_item' id='"+pre+"compare_"+p+"'><input "+ checked +" type='checkbox' id='"+pre+"compare_checkbox_"+p+
			"' name='"+ pl[p].label+"' class='compare_checkbox'/>";
		    if (style == 'text'){
			str += "<span class='compare_label' id='"+pre+"compare_label_"+p+"'>"+pl[p].label+"</span>";
		    }
		    else
		    {
			str += "<img src='"+pl[p].img+"' class='compare_image' id='"+pre+"compare_image_"+p+"'>";
		    }
		    str += "</td>";
		}
		str += "</tr></table>"
		if (params.compareAll && !params.compareAbove){
		    str += "<a href='#Compare All' id='"+pre+"compare_select_all'>Compare All</a>";
		}
		str += "</div><div class='comparebox_bot'></div>";
		return str;
	    }
	    return null;
	},
	checkOD:function(){
	    if( o && d ) {
		if ( oo != o || od != d) {
		    dataSource.getFlightPartners(o,d);
		    oo = o;
		    od = d;
		}
	    }
	    else {
		$('#'+params.div).slideUp(200);
		$('#'+params.div).fadeOut(0);
		$('#'+params.div).html("");
		my.setPartners(null);
	    }
	},
	setOrigin:function(ori){
	    o = my.stripAPC(ori);
	    my.checkOD();
	},
	setDestination:function(dest){
	    d = my.stripAPC(dest);
	    my.checkOD();
	},
	setLocation:function(dest){
	    if( dest ) {
		if ( oDest != dest ) {
		    dataSource.getLocationPartners(dest);
		    oDest = dest;
		}
	    }
	    else {
		$('#'+params.locationDiv).slideUp(200);
		$('#'+params.locationDiv).fadeOut(0);
		$('#'+params.locationDiv).html("");
		my.setLocationPartners(null);
	    }
	},
	windowWidth:function(number,myScreen){
	    var w = 400;
	    if (! myScreen ) myScreen = screen;
	    if ( myScreen && myScreen.width ){
		w = Math.max(400, screen.width/number);
	    }
	    return Math.min(w,800);
	},
	windowHeight:function(number,myScreen){
	    var h = 682;
	    if (! myScreen ) myScreen = screen;
	    if ( myScreen && myScreen.height){
		h = (myScreen.height * 2)/3
	    }
	    return Math.max(h,400);
	},
	windowX:function(i,number,myScreen){
	    if (! myScreen ) myScreen = screen;
	    if ( myScreen && myScreen.width && i && i >= 0 && number && number > 0){
		return myScreen.width/number * i;
	    }else{
		return i * 200;
	    }
	},
	windowY:function(i,number,myScreen){
	    if (! myScreen ) myScreen = screen;
	    if ( myScreen && myScreen.height){
		return myScreen.height - my.windowHeight(number,myScreen);
	    }
	    return 0;
	},
	openWindows:function(checkboxesF, urlAddF,data){
	    return function(){
		    var checkboxes = checkboxesF();
		    var urlAdd = urlAddF();

		    var settings = {
		        height:600, // sets the height in pixels of the window.
		        width:600, // sets the width in pixels of the window.
		        toolbar:0, // determines whether a toolbar (includes the forward and back buttons) is displayed {1 (YES) or 0 (NO)}.
		        scrollbars:1, // determines whether scrollbars appear on the window {1 (YES) or 0 (NO)}.
		        status:0, // whether a status line appears at the bottom of the window {1 (YES) or 0 (NO)}.
		        resizable:1, // whether the window can be resized {1 (YES) or 0 (NO)}. Can also be overloaded using resizable.
		        left:0, // left position when the window appears.
		        top:0, // top position when the window appears.
		        center:0, // should we center the window? {1 (YES) or 0 (NO)}. overrides top and left
		        createnew:1, // should we create a new window for each occurance {1 (YES) or 0 (NO)}.
		        location:1, // determines whether the address bar is displayed {1 (YES) or 0 (NO)}.
		        menubar:0, // determines whether the menu bar is displayed {1 (YES) or 0 (NO)}.
		        onUnload:null // function to call when the window is closed
		    };
		    settings.width = my.windowWidth(checkboxes.length);
		    settings.height = my.windowHeight(checkboxes.length);
		    //settings.height = window.screen.availHeight; 
    		
		    for( var i=0;i<checkboxes.length;i++){
		        var box = checkboxes[i];
		        var id = box.id.substring(box.id.lastIndexOf('_')+1);
		        settings.left = my.windowX(i,checkboxes.length);
		        settings.top  = my.windowY(i,checkboxes.length);
		        var winName = new Date().getTime() + "Win";
    		    
    		    
		        var parameters = "location=" + settings.location + ",menubar=" + settings.menubar + ",height=" + settings.height + ",width=" + settings.width + ",toolbar=" + settings.toolbar + ",scrollbars=" + settings.scrollbars  + ",status=" + settings.status + ",resizable=" + settings.resizable + ",left=" + settings.left  + ",screenX=" + settings.left + ",top=" + settings.top  + ",screenY=" + settings.top;
		        var url = data()[id].url;
		        var winObj = window.open(url + '' + urlAdd, winName, parameters);
		        if (winObj){
			        if (params && params.popunder){
			            winObj.blur();
			            window.focus(); 
			        } 
			        else {
			            winObj.focus();
			        }
		        }
		        else{
			        break;
		        }
		    }
	    };
	}	
    }
    

    // Setup the event handling
    if( params.origin )
    {
	    $('#'+params.origin).blur(function(){
	        my.setOrigin($('#'+params.origin).val());
	    });

	    $('#'+params.destination).blur(function(){
	        my.setDestination($('#'+params.destination).val());
	    });

	    $('#'+params.location).blur(function(){
	        var city;
	        var citys=$('#'+params.location).val().split(/[\-]/);
	        if(citys.length>2)
	            city = citys[citys.length-1];
	        else
	            city = $('#'+params.location).val();
	        my.setLocation(city);
	    });

    }

    myFlightCallBack = function(data){
	    my.setPartners(data);
	    if (params.div){
	        $('#'+params.div).slideUp(150);
	        $('#'+params.div).fadeOut(100);
	        $('#'+params.div).html(my.toHtml(data,params));
	        $('#'+params.div).slideDown(150);
	        $('#'+params.div).fadeIn(150);
	    }
    }
    myLocationCallBack = function(data){
	    my.setLocationPartners(data);
	    if (params.locationDiv){
	        $('#'+params.locationDiv).slideUp(150);
	        $('#'+params.locationDiv).fadeOut(100);
	        $('#'+params.locationDiv).html(my.toHtml(data,params,"loc_"));
	        $('#'+params.locationDiv).slideDown(150);
	        $('#'+params.locationDiv).fadeIn(150);
	    }
    }

    $('#'+params.div).delegate('.compare_label','click', function(){
	    var n = this.id.substring(this.id.lastIndexOf('_')+1);
	    var e = $('#compare_checkbox_' + n); 
	    e.attr('checked', !e.attr('checked'));
    });

    $('#'+params.div).delegate('.compare_image','click', function(){
	    var n = this.id.substring(this.id.lastIndexOf('_')+1);
	    var e = $('#compare_checkbox_' + n); 
	    e.attr('checked', !e.attr('checked'));
    });
    
    $('#'+params.div).delegate('#compare_select_all','click', function(){
	    $('.compare_checkbox',$('#'+params.div)).attr('checked', true);
    });

    $('#'+params.locationDiv).delegate('.compare_label','click', function(){
	    var n = this.id.substring(this.id.lastIndexOf('_')+1);
	    var e = $('#loc_compare_checkbox_' + n); 
	    e.attr('checked', !e.attr('checked'));
    });

    $('#'+params.locationDiv).delegate('.compare_image','click', function(){
	    var n = this.id.substring(this.id.lastIndexOf('_')+1);
	    var e = $('#loc_compare_checkbox_' + n); 
	    e.attr('checked', !e.attr('checked'));
    });
    
    $('#'+params.locationDiv).delegate('#loc_compare_select_all','click', function(){
	    $('.compare_checkbox',$('#'+params.locationDiv)).attr('checked', true);
    });

    $('#'+params.search).bind('click', function(){
	var checkboxesF = function(){ return $('#'+params.div).find('.compare_checkbox:checked'); };
	var urlAddF = function(){
	    var depDate = $('#'+params.depDate).val();
	    var retDate = $('#'+params.retDate).val();
	    var adults = parseInt($('#'+params.adults).val()) + parseInt($('#' + params.children).val());
	    return "&inDate="+depDate+"&outDate="+retDate+"&guests="+adults;
	};

	return my.openWindows(checkboxesF,urlAddF,my.getPartners);
    }());

    $('#'+params.locationSearch).bind('click', function(){
	var checkboxesF = function(){ return $('#'+params.locationDiv).find('.compare_checkbox:checked'); };
	var urlAddF = function(){
	    var depDate = $('#'+params.checkIn).val();
	    var retDate = $('#'+params.checkOut).val();
	    var rooms = parseInt($('#'+params.rooms).val());
	    var adults = 0;
	    for(var i = 0; i < params.guests.length && i < (rooms*2); i++){
		adults += parseInt($('#'+params.guests[i]).val());
	    };
	    return "&inDate="+depDate+"&outDate="+retDate+"&guests="+adults+"&rooms="+
		rooms;
	};

	return my.openWindows(checkboxesF,urlAddF,my.getLocationPartners);
    }());

    dataSource = BookingBuddy({ sid:params.sid, debug:params.debug, flightCallBack:myFlightCallBack, locationCallBack:myLocationCallBack }); 
    bookingbuddy = dataSource;

    var test = null,ds = null;
    if ( params && params.debug )
    {
	test = my;
	ds = dataSource;
    }

    // Check if the o or d have a value
    var chk = null;
    if( params.origin ){
	chk = $('#'+params.origin).val();
	if (chk) {
	    my.setOrigin(chk);
	}
	chk = null;
    }

    if( params.destination ){
	chk = $('#'+params.destination).val();
	if (chk) {
	    my.setDestination(chk);
	}
	chk = null;
    }

    if( params.location ){
	chk = $('#'+params.location).val();
	if (chk) {
	    my.setLocation(chk);
	}
	chk = null;
    }

    // Return the object, will be empty unless testing.
    return {
	test:test,
	dataSource: ds
    }
}