/* J_Inc_Dates.jsp */

var getAvailabilityServiceURL = "https://calendar.idiso.com/smartxmlpull/rest/getCalendar/";

var today;
var tomorrow;

var cal_sessionArrivalDate;
var cal_sessionDepartureDate;

var cal_nights = 0;							// Variable que contiene el número de noches

var availability_requests = new HashMap();	// Guarda los las peticiones que se han hecho para no repetirlas
var availability_arrival = new HashMap();	// Contiene todas las configuraciones de disponibilidad para los calendarios de llegada
var availability_departure = new HashMap();	// Contiene todas las configuraciones de disponibilidad para los calendarios de salida
var firstUnavailableDay = new HashMap(); 	// Contiene los primeros días no disponibles del calendario de salida

var cal_specialdays = [];					// Contiene la lista de días que el calendario pintará en rojo


// Inicializa los calendarios del formulario de búsqueda
function cal_initCalendars(inputArrivalDate, inputDepartureDate, inDate, outDate) {
	// Inicializacion calendario fecha entrada
	setCalendarConfiguration(inputArrivalDate, today, new Date( new Date().getFullYear()+2, 11, 31, 23, 59, 59 ), inDate);
	$i(inputArrivalDate).datepicker("option", {
		onSelect: function() {
			var inputID = $i(this).attr("id").split("-");

			if (inputID[1]=="searchform" || inputID[1]=="cancelform") {
				$i("#inDate-"+inputID[1]).find('.ui-widget-content').removeAttr('style').hide();
			}

			if (inputID[1]=="searchform") {
				if ($i('#codigoHotelSeleccionado').val()!="") {
					firstUnavailableDay.put($i('#codigoHotelSeleccionado').val(), undefined);
				}
			}

			if (inputID[1]!="searchform" && inputID[1]!="cancelform") {
				firstUnavailableDay.put(inputID[1], undefined);
			}

			var selectedArrivalDate = $i("#inDate-"+inputID[1]).datepicker("getDate");
			var selectedArrivalDateNextDay = getNDaysAfter(selectedArrivalDate, 1);
			var maxDay = getNDaysAfter(selectedArrivalDate, 62);

			setCalendarConfiguration($i("#outDate-"+inputID[1]), selectedArrivalDateNextDay, maxDay, null);

			if (inputID[1]=="searchform" || inputID[1]=="cancelform") {
				cal_nights=getStayNights($i("#inDate-"+inputID[1]).datepicker("getDate"), $i("#outDate-"+inputID[1]).datepicker("getDate"));
				paintDatesUI($i("#inDate-"+inputID[1]));
				paintDatesUI($i("#outDate-"+inputID[1]));
			}

			storeDatesText($i("#inDate-"+inputID[1]));
			storeDatesText($i("#outDate-"+inputID[1]));
			
			
		},
		
			onChangeMonthYear: function(year, month, obj) {
				var inputID = $i(this).attr("id").split("-");

				if (inputID[1]=="searchform") {
					if ($i('#codigoHotelSeleccionado').val()!="") {
						fetchHotelAvailability($i('#codigoHotelSeleccionado').val(), year, month, $i(this).attr("id"));
					}
				} else if (inputID[1]=="cancelform") {
					// No hotels availability needed
				} else {
					fetchHotelAvailability(inputID[1], year, month, $i(this).attr("id"));
				}
			},
			beforeShowDay: function(date) {
				var inputID = $i(this).attr("id").split("-");

				if (inputID[1]=="searchform") {
					if ($i('#codigoHotelSeleccionado').val()!="") {
						return isHotelAvailable($i('#codigoHotelSeleccionado').val(), date, "arrival", "inDate-"+inputID[1]);
					} else {
						return [true];
					}
				} else if (inputID[1]=="cancelform") {
					return [true];
				} else {
					return isHotelAvailable(inputID[1], date, "arrival", "inDate-"+inputID[1]);
				}
			}
		
	});

	// Inicializacion calendario fecha salida
	var selectedArrivalDate = $i(inputArrivalDate).datepicker("getDate");
	var selectedArrivalDateNextDay = getNDaysAfter(selectedArrivalDate, 1);
	var maxDay = getNDaysAfter(selectedArrivalDate, 62);
	var selectedDepartureDate = $i(inputDepartureDate).datepicker("getDate");
	setCalendarConfiguration(inputDepartureDate, selectedArrivalDateNextDay, maxDay, outDate);
	$i(inputDepartureDate).datepicker("option", {
		onSelect: function() {
			var inputID = $i(this).attr("id").split("-");

			if (inputID[1]=="searchform" || inputID[1]=="cancelform") {
				$i("#outDate-"+inputID[1]).find('.ui-widget-content').removeAttr('style').hide();
				cal_nights=getStayNights($i("#inDate-"+inputID[1]).datepicker("getDate"), $i("#outDate-"+inputID[1]).datepicker("getDate"));
				paintDatesUI($i("#outDate-"+inputID[1]));
			}

			storeDatesText($i("#outDate-"+inputID[1]));
			
					
		},
		
			onChangeMonthYear: function(year, month, obj) {
				var inputID = $i(this).attr("id").split("-");

				if (inputID[1]=="searchform") {
					if ($i('#codigoHotelSeleccionado').val()!="") {
						fetchHotelAvailability($i('#codigoHotelSeleccionado').val(), year, month, $i(this).attr("id"));
					}
				} else if (inputID[1]=="cancelform") {
					// No hotels availability needed
				} else {
					fetchHotelAvailability(inputID[1], year, month, $i(this).attr("id"));
				}
			},
			beforeShowDay: function(date) {
				var inputID = $i(this).attr("id").split("-");

				if (inputID[1]=="searchform") {
					if ($i('#codigoHotelSeleccionado').val()!="") {
						return isHotelAvailable($i('#codigoHotelSeleccionado').val(), date, "departure", "outDate-"+inputID[1]);
					} else {
						return [true];
					}
				} else if (inputID[1]=="cancelform") {
					return [true];
				} else {
					return isHotelAvailable(inputID[1], date, "departure", "outDate-"+inputID[1]);
				}
			}
		
	});

	
		// Obtener datos del hotel en la primera ejecución
		var inputID = $i(inputArrivalDate).attr("id").split("-");
		var inSelectedDate = $i(inputArrivalDate).datepicker("getDate");
		var year = inSelectedDate.getFullYear();
		var month = inSelectedDate.getMonth();
		if (inputID[1]=="searchform") {
			if ($i('#codigoHotelSeleccionado').val()!="") {
				fetchHotelAvailability($i('#codigoHotelSeleccionado').val(), year, month, $i(inputArrivalDate).attr("id"));
			}
		} else if (inputID[1]=="cancelform") {
			// No hotels availability needed
		} else {
			fetchHotelAvailability(inputID[1], year, month, $i(inputArrivalDate).attr("id"));
		}

		var inputID = $i(inputDepartureDate).attr("id").split("-");
		var outSelectedDate = $i(inputDepartureDate).datepicker("getDate");
		var year = outSelectedDate.getFullYear();
		var month = outSelectedDate.getMonth();
		if (inputID[1]=="searchform") {
			if ($i('#codigoHotelSeleccionado').val()!="") {
				fetchHotelAvailability($i('#codigoHotelSeleccionado').val(), year, month, $i(inputDepartureDate).attr("id"));
			}
		} else if (inputID[1]=="cancelform") {
			// No hotels availability needed
		} else {
			fetchHotelAvailability(inputID[1], year, month, $i(inputDepartureDate).attr("id"));
		}
	

	
		cal_nights=getStayNights(inputArrivalDate.datepicker("getDate"), inputDepartureDate.datepicker("getDate"));
		paintDatesUI(inputArrivalDate);
		paintDatesUI(inputDepartureDate);
	
}

function setCalendarConfiguration(obj, minDate, maxDate, selectDate) {
	$i(obj).datepicker("option", {
		minDate: minDate,
		maxDate: maxDate,
	});
	if (selectDate!=null) {
		/*obj.datepicker("option", {
			defaultDate: selectDate,
		});*/
		$i(obj).datepicker("setDate",selectDate);
	}
}

// Devuelve el numero de noches entre dos fechas
function getStayNights(date1, date2) {
    try{
	    var tiempoRestante = date2.getTime() - date1.getTime();
	    var noches = Math.round(tiempoRestante / (1000 * 60 * 60 * 24));
	    return noches;
    } catch(err){
    	return 0;
    }
}

// Devuelve la fecha resultante de sumar 'days' dias a la fecha 'date'
function getNDaysAfter(date, days) {
	var after = new Date(date.getTime() + (days * 24 * 60 * 60 * 1000));
	var before = after;
	// Si después de sumar 24 horas, el día es el mismo, agregamos una hora más, porque corresponderá al cambio de horario de verano
	if (before.getDate()==after.getDate()) after = new Date(after.getTime() + (60 * 60 * 1000));
	return after; 
}

// Devuelve la fecha resultante de restar 'days' dias a la fecha 'date'
function getNDaysBefore(date, days){
	return new Date(date.getTime() - (days * 24 * 60 * 60 * 1000));
}

// Indica si la fecha 'date1' es mayor o igual que 'date2'
function equalOrGreater(date1, date2){
    if(date1.getFullYear() > date2.getFullYear()) return true;
    else{
        if(date1.getFullYear() == date2.getFullYear()){
            if(date1.getMonth() > date2.getMonth()) return true;
            else if(date1.getMonth() == date2.getMonth()){
                if(date1.getDate() >= date2.getDate()) return true;
                else return false;
            }
            else return false;
        }
        else return false;
    }
}

// Indica si la fecha 'date1' es mayor que 'date2'
function greater(date1, date2){
    if(date1.getFullYear() > date2.getFullYear()) return true;
    else{
        if(date1.getFullYear() == date2.getFullYear()){
            if(date1.getMonth() > date2.getMonth()) return true;
            else if(date1.getMonth() == date2.getMonth()){
                if(date1.getDate() > date2.getDate()) return true;
                else return false;
            }
            else return false;
        }
        else return false;
    }
}

// Indica si la fecha 'date1' es igual que 'date2'
function equals(date1, date2){
	if ( date1.getFullYear() == date2.getFullYear() && date1.getMonth() == date2.getMonth() && date1.getDate() == date2.getDate() ) {
		return true;
	} else {
		return false;
	}
}

function actionSelectDates(hotelCode) {
	var inDate = $i("#inDate-" + hotelCode).datepicker("getDate");
	var outDate = $i("#outDate-" + hotelCode).datepicker("getDate");
	var inDateText = aDayNames[inDate.getDay()] + " " + parseInt(inDate.getDate()) + " " + aMonthNames[inDate.getMonth()] + " " + parseInt(inDate.getFullYear());
	var outDateText = aDayNames[outDate.getDay()] + " " + parseInt(outDate.getDate()) + " " + aMonthNames[outDate.getMonth()] + " " + parseInt(outDate.getFullYear());
	var nights = getStayNights(inDate, outDate);
	
	$i("#inDate-new").text(inDateText);
	$i("#outDate-new").text(outDateText);
	$i("#nights-new").text(nights);
	$i("#loading-price-new").hide();	
	$i("#unavailable-price-new").hide();
	$i("#button-save-price-new").hide();
	
	if (equals(global_inDate, inDate) && equals(global_outDate, outDate)) {
		$i("#button-price-new").hide();		
		$i("#price-new").html($i("#price-old").html());
		$i("#price-new").show();
	} else {		
		$i("#price-new").hide();
		$i("#button-price-new").show();
	}
}

// Pinta la interfaz UI a partir de los datos del datepicker
function paintDatesUI(obj) {
	var months=new Array("Jan ","Feb ","Mar ","Apr ","May","Jun ","Jul ","Aug ","Sep ","Oct ","Nov ","Dec ");
	var weekdays=new Array("Sun","Mon","Tue","Wed","Thu","Fri","Sat");
	var date = obj.datepicker("getDate");
	$i(obj).parent().parent().find('.day').text(weekdays[date.getDay()]);
	$i(obj).parent().parent().find('.month').text(months[date.getMonth()]);
	$i(obj).parent().parent().find('.dayOfMonth').text(date.getDate());
	if ($i(obj).attr("id")=="inDate-searchform" || $i(obj).attr("id")=="outDate-searchform") {
		$i('.nights .num').text(cal_nights);
	}
	storeDatesText(obj);
}

function storeDatesText(obj) {
	var inputID = $i(obj).attr("id").split("-");
	if (inputID[1] != "cancelform") {	
		var months=new Array("January","February","March","April","May","June","July","August","September","October","November","December");
		var weekdays=new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday");
		var date = obj.datepicker("getDate");
		
		// Escribimos los nombres de la fecha
		$i('#'+inputID[0]+'-text').val(date.getDate() + " " + months[date.getMonth()] + " " + date.getFullYear());
	}
}

/* Gets availability from a hotel and fill the hashmap */
function fetchHotelAvailability(hotel, year, month, sourceID) {
	//console.log("fetchHotelAvailability : hotel:" + hotel + " year:" + year + " month:" + month + " sourceID: " + sourceID);

	var arrivalCalendar = new Array(); for (var i=0; i<=31; i++) arrivalCalendar[i]=["",""];
	var departureCalendar = new Array(); for (var i=0; i<=31; i++) departureCalendar[i]=["",""];
	
	var urlRequest = getAvailabilityServiceURL + hotel + "/" + year + "/" + strPad(month,2,0);

	var requested = availability_requests.get(urlRequest+sourceID);
	if (!requested) {
		availability_requests.put(urlRequest+sourceID, true);

		$i.ajax({
			type: "GET",
			url: urlRequest,
			data: "rand="+Math.random(),
			dataType: "json",
			async: true
	    }).done(function(response){
			if (null != response && response.length > 0 ) {
				$i.each(response, function(key, value) {
					var aDate = value.date.split("-");
					var pos = aDate[2];

					if (value.open == false) {
						arrivalCalendar[pos-1]=["nodisp",""];
						departureCalendar[pos-1]=["nodisp",""];
					} else {
						if (value.cta == true){
							arrivalCalendar[pos-1]=["cta",""];
						}
						if (value.ctd == true) {
							departureCalendar[pos-1]=["ctd",""];
						}
					}
				});
			
				availability_arrival.put(hotel+"/"+month+"/"+year, arrivalCalendar);
				availability_departure.put(hotel+"/"+month+"/"+year, departureCalendar);

				if (sourceID!=null) {
					$i("#"+sourceID).datepicker("refresh");
				}
			}
		}).fail(function(xhr, status, errorThrown) {
			availability_requests.put(urlRequest+sourceID,false);
		});
	}
}

function isHotelAvailable(hotel, date, calendarType, sourceID) {
	var day = date.getDate();
	var month = date.getMonth()+1;
	var year = date.getFullYear();
	var calendarArrival = availability_arrival.get(hotel+"/"+month+"/"+year);
	var calendarDeparture = availability_departure.get(hotel+"/"+month+"/"+year);
	switch (calendarType) {
		case "arrival": calendarData = calendarArrival; break;
		case "departure": calendarData = calendarDeparture; break;
	}

	if (equalOrGreater(date, today)) {
		if (calendarData!=undefined) {
			if (calendarData[day-1]!=undefined) {
				var status=calendarData[day-1][0];
				if (status=="nodisp") { ///////////////////////////////////////////////////////////////////////////////////
					if (calendarType=="departure") {
						// Obtenemos la fecha de entrada seleccionada
						var inSelectedDate=$i('#'+sourceID.replace("out","in")).datepicker("getDate");
						// El primer día posterior a la fecha de entrada que sea nodisp, se guardará
						if (equalOrGreater(date, inSelectedDate)) {
							var fud = firstUnavailableDay.get(hotel);
							if (fud == undefined) {
								firstUnavailableDay.put(hotel, new Date(date));
							}
						}
						
						//alert(firstUnavailableDay.get(hotel));
						var fud = firstUnavailableDay.get(hotel);
						if (fud == undefined) {
							if (greater(date, inSelectedDate)) {
								return [false, "nodisp-calendario"];
							} else {
								return [false];
							}
						} else {
							if (equals(date,fud)) {
								return [true];
							} else if (equals(date,getNDaysAfter(fud,1))) {
								return [false, "nodisp-calendario"];
							} else {
								return [false];
							}
						}
					} else { // claendarType == "arrival"
						return [false, "nodisp-calendario"];
					}
				} else if (status=="cta" && calendarType=="arrival") {
					return [false, "cta"];
				} else if (status=="ctd" && calendarType=="departure") {
					return [false, "ctd"];
				} else { /////////////////////////////////////////////////////////////////////////////////////////////////
					if (calendarType=="departure") {
						var fud = firstUnavailableDay.get(hotel);
						if (fud == undefined) {
							return [true];
						} else {
							if (greater(date,fud)) {
								//alert("FLASE date: "+date+"\nfud: "+fud);
								return [false, ""];
							} else {
								return [true];
							}
						}
					} else {
						return [true];
					}
				}
			} else {
				return [true];
			}
		} else {
			fetchHotelAvailability(hotel, year, month, sourceID);
			return [true];
		}
	} else {
		return [true];
	}
}

/**************************************************************************/

// Seteamos las fechas que vienen del servidor
today = new Date(
	new Number("2019"),
	new Number("9")-1,
	new Number("23"), 
	0, 0, 0
);
tomorrow = getNDaysAfter(today, 1);

// Parámetros recibidos por la URL
var inDay="";
var inMonth="";
var inYear="";
var outDay="";
var outMonth="";
var outYear="";
var nights="";

// Variables de Calendarios del buscador de hoteles
if (inDay && inMonth && inYear) {
	cal_sessionArrivalDate = new Date(
		new Number(inYear),
		new Number(inMonth)-1,
		new Number(inDay), 
		0, 0, 0
	);
} else {
	cal_sessionArrivalDate = new Date(
		new Number("2019"),
		new Number("9")-1,
		new Number("23"), 
		0, 0, 0
	);
}

if (inDay && inMonth && inYear && outDay && outMonth && outYear) {
	cal_sessionDepartureDate = new Date(
		new Number(outYear),
		new Number(outMonth)-1,
		new Number(outDay), 
		0, 0, 0
	);
} else {
	if (nights) {
		cal_sessionDepartureDate = getNDaysAfter(cal_sessionArrivalDate, nights);
	} else {
		cal_sessionDepartureDate = getNDaysAfter(cal_sessionArrivalDate, 1);
	}
}

if (cal_sessionDepartureDate<=cal_sessionArrivalDate) cal_sessionDepartureDate=getNDaysAfter(cal_sessionArrivalDate,1);

$i(function() {
	
		// Habilitar los calendarios del formulario de búsqueda
		$i('#booking-form .datepicker').datepicker({
			monthNames: [ 'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December' ],
			monthNamesShort: [ 'Jan ', 'Feb ', 'Mar ', 'Apr ', 'May', 'Jun ', 'Jul ', 'Aug ', 'Sep ', 'Oct ', 'Nov ', 'Dec ' ],
			dayNames: [ 'Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday' ],
			dayNamesMin: [ 'Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat' ],
			firstDay: '0',
		});
		// Mostrar los calendarios sólo al hacer clic en las cajas de calendario
		$i('#booking-form .dates .datepicker').find('.ui-widget-content').hide();
		$i("#booking-form .calendar_from, #booking-form .calendar_to").click(function(obj) {
			var currentcal=$i(this).closest('.web-ui-input-text').find('.ui-widget-content');
			$i(this).closest('.dates').find('.ui-widget-content').not(currentcal).removeAttr('style').hide();
			if (currentcal.is(':visible')) {
				currentcal.hide();
				currentcal.attr("style","display:none !important;");
			} else {
				cal_initCalendars($i("#inDate-searchform"), $i("#outDate-searchform"));
				currentcal.show();
				currentcal.attr("style","display:block !important;");
			}
		});
	
		cal_initCalendars($i("#inDate-searchform"), $i("#outDate-searchform"), cal_sessionArrivalDate, cal_sessionDepartureDate);
	
});

/* / J_Inc_Dates.jsp */