function show_warning(text) {
    $('div', '#warning').html(text);
    $('#warning').hide().removeClass('dn').slideDown('slow', function () {
        window.setTimeout(function () {
            $('#warning').slideUp('fast');
        }, 8000);
    });

}

function bind_form() {
    var insertbutton = $('#go_booking');
    insertbutton.unbind('click').bind('click', function (e) {
    	
    	insertbutton.attr('disabled','disabled');
        var go = true;
        // ----- TESTS
        // ZEITPUNKT
        var booking_date = $('#booking_date').val();
        var testdate = new Date();
        testdate = Math.round(new Date(testdate.getYear() + 1900, testdate.getMonth(), testdate.getDate()).getTime() / 1000.0);
        var date = booking_date.split('.');
        date = Math.round(new Date(date[2], date[1] - 1, date[0]).getTime() / 1000.0);
        if (booking_date.length < 5) {
            show_warning('Bitte geben Sie ein Datum an!');
            go = false;
        }        
        if (date < testdate) {
            show_warning('Für das angegebene Datum ist kein Zimmer buchbar!');
            go = false;
        }

        // LEUTE
        var booking_people = parseInt($('#booking_people').val());
        var booking_children = parseInt($('#booking_children').val());
        var roomtype = parseInt($('#booking_roomtype').val());
        var rooms = new Array(4, 1, 4);

        var sum = booking_people + booking_children;
        if (sum > rooms[roomtype]) {
            show_warning('In dem von Ihnen gewählten Zimmertype können keine ' + sum + ' Personen schlafen!');
            go = false;
        }
        else
        {
            $.ajax({
                url: "ajax.php",
                type: "POST",
                data: {
                	mode: 'get_free_rooms',
                	i: date,
                	n: $('select[name="booking_nights"]').val(),
                	r: sum
                },
                success: function (msg) {
                	msg = parseInt(msg);
                	if (msg == 0)
                	{
                		show_warning('In dem gewünschten Zeitraum ist leider kein Zimmer verfügbar');
	            		go = false;
                	}
               	}
            });    	
        }


        

        // NAMEN
        var n1 = $('input[name="booking_name_1"]').val();
        var sn1 = $('input[name="booking_surname_1"]').val();
        if (n1.length < 1 && sn1.length < 1) {
            show_warning('Bitte geben Sie einen Namen für Gast Nummer 1 an!');
            go = false;
        }

        // Email
        var booking_email = $('input[name="booking_email"]').val();
        if (booking_email.length < 1) {
            show_warning('Bitte geben Sie eine Emailadresse an!');
            go = false;
        }

        // TELEFON
        var booking_telefon = $('input[name="booking_telefon"]').val();
        if (booking_telefon.length < 1) {
            show_warning('Bitte geben Sie eine Telefonnummer an!');
            go = false;
        }

        // ADRESSE
        var booking_address = $('textarea[name="booking_address"]').val();
        if (booking_address.length < 1) {
            show_warning('Bitte geben Sie eine Adresse an!');
            go = false;
        }

        if (go) {
            var booking_date = $('input[name="booking_date"]').val();
            var booking_nights = $('select[name="booking_nights"]').val();
            var booking_roomtype = $('select[name="booking_roomtype"]').val();
            var booking_people = parseInt($('#booking_people').val());
            var booking_children = parseInt($('#booking_children').val());
            var booking_beds = booking_people + '+' + booking_children;

            var booking_telefon = $('input[name="booking_telefon"]').val();
            var booking_email = $('input[name="booking_email"]').val();
            var booking_address = $('textarea[name="booking_address"]').val();

            var booking_names = new Array();
            $('.booking_name, .booking_surname').each(function (e) {
                var name = $(this).val();
                if (name.length > 0) {
                    booking_names.push(htmlentities($(this).val()));
                }

            });
            booking_names = booking_names.join(',,');

            var booking_options = new Array();
            $('.booking_option:checked').each(function (e) {
                booking_options.push(htmlentities($(this).val()));
            });
            booking_options = booking_options.join(',,');

			var booking_price = $('#booking_price').val(); 

            var data = {
                mode: 'insert_booking',
                d: booking_date,
                n: booking_nights,
                t: booking_roomtype,
                b: booking_beds,
                tel: booking_telefon,
                pr: booking_price,
                m: booking_email,
                a: htmlentities(booking_address),
                na: booking_names,
                o: booking_options
            };

            // UPDATE
            $.ajax({
                url: "ajax.php",
                type: "POST",
                data: data,
                success: function (msg) {
                    show_warning('Ihre Buchung wurde abgeschickt und wird demnächst von uns bearbeitet!');
                    $('textarea, input').val('');
                    $('#booking_date').val(booking_date);
                }
            });
            return false;

        }
        else
        {        	    	
    		insertbutton.attr('disabled','');
        }
        

    });
}


function calc_price() {

    var date = $('#booking_date').val();
    date = date.split('.');

    var season = 0;
    if (date[1] == 1 && date[0] <4)
    {
    	season = 2;
    }
    else if (date[1] < 4) {
        season = 1;
    }
    else if (date[1] > 3 && date[1] < 7) {
        season = 2;
    }
    else if ( (date[1] > 6 && date[1] < 9) || (date[1] == 9 && date[0] < 6) ) {
        season = 3;
    }
    else if ( (date[1] > 9 && date[1] < 11) || (date[1] == 9 && date[0] > 5) ) {
        season = 4;
    }
    else if ( (date[1] == 11 || (date[1] == 12 && date[0] < 27) ))
    {
     	season = 5;
    }
    else {
        season = 4;
    }
/* 
	01. Januar - 31. März
	01. April - 30. Juni
	01. Juli - 31. August
	01. September - 31. Oktober
	01. November - 31. Dezember

EZ 	45,00 €
	48,00 €
	55,00 €
	48,00 €
 	45,00 €

DZ 	55,00 €
 	65,00 €
 	75,00 €
 	65,00 €
	55,00 €

DBZ 	70,00 €
 	80,00 €
 	90,00 €
 	80,00 €
 	70,00 €
*/

    var ez = new Array(0, 48, 50, 58, 50, 48);
    var dz = new Array(0, 60, 68, 78, 68, 60);
    var dbz = new Array(0, 70, 80, 90, 80, 70);

    var roomtype = parseInt($('#booking_roomtype').val());
    var room = 0;
    switch (roomtype) {
    case 0:
        room = dz[season];
        break;
    case 1:
        room = ez[season];
        break;
    case 2:
        room = dbz[season];
        break;
    }

    var extras = 0;
	var food = 0;

	var booking_people = parseInt($('#booking_people').val());
	var booking_children = parseInt($('#booking_children').val());
	var people = booking_people + booking_children;

    switch (roomtype) {
    case 0:
        if (booking_people > 2)
        {
        	var extra = booking_people - 2;
        	extras = extra * 15;
        }
        break;
    case 1:
        room = ez[season];
        break;
    case 2:
        if (booking_people > 3)
        {
        	var extra = booking_people - 3;
        	extras = extra * 15;
        }
        break;
    }

        if (booking_children > 0)
        {
        	var extra = booking_children * 10;
        	extras += extra;
        }


	var factor = parseInt($('#booking_nights').val());
    var halfp = $('input[name="Halbpension"]:checked');
    if (halfp.length > 0) {
        food = people * 10;
    }

	var pet = $('input[name="Haustier"]:checked');
    if (pet.length > 0) {
		extras = extras + 5;
    }
	var pet = $('input[name="Kinderbett"]:checked');
    if (pet.length > 0) {
		extras = extras + 10;
    }
    
    sum = (room + extras + food) * factor;

    $('#booking_price').val(sum + ',00 €')
}

function update_guestfields() {
    var ddd = $('#guests .bkguest:first-child').html();
    $('#guests').html('<div class="bkguest">' + ddd + '</div>');

    var booking_people = parseInt($('#booking_people').val());

    if (booking_people > 1) {
        for (var i = 2; i <= booking_people; i++) {
            $('#guests .bkguest:first-child').clone().appendTo('#guests');
        }

        i = 1;
        $('.bkguest', '#guests').each(

        function () {
            $('.count', this).html(i);
            $('input[name="booking_name_1"]', this).attr('name', 'booking_name_' + i);
            $('input[name="booking_surname_1"]', this).attr('name', 'booking_surname_' + i);

            if (i > 1) {
                $('.bkforced', this).remove();
            }

            i++;
        });

    }

    if (booking_people > 1) {

    }

}

function get_html_translation_table(table, quote_style) {
    // Returns the internal translation table used by htmlspecialchars and htmlentities  
    // 
    // version: 1004.2314
    // discuss at: http://phpjs.org/functions/get_html_translation_table    // +   original by: Philip Peterson
    // +    revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   bugfixed by: noname
    // +   bugfixed by: Alex
    // +   bugfixed by: Marco    // +   bugfixed by: madipta
    // +   improved by: KELAN
    // +   improved by: Brett Zamir (http://brett-zamir.me)
    // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
    // +      input by: Frank Forte    // +   bugfixed by: T.Wild
    // +      input by: Ratheous
    // %          note: It has been decided that we're not going to add global
    // %          note: dependencies to php.js, meaning the constants are not
    // %          note: real constants, but strings instead. Integers are also supported if someone    // %          note: chooses to create the constants themselves.
    // *     example 1: get_html_translation_table('HTML_SPECIALCHARS');
    // *     returns 1: {'"': '&quot;', '&': '&amp;', '<': '&lt;', '>': '&gt;'}
    var entities = {},
        hash_map = {},
        decimal = 0,
        symbol = '';
    var constMappingTable = {},
        constMappingQuoteStyle = {};
    var useTable = {},
        useQuoteStyle = {};

    // Translate arguments
    constMappingTable[0] = 'HTML_SPECIALCHARS';
    constMappingTable[1] = 'HTML_ENTITIES';
    constMappingQuoteStyle[0] = 'ENT_NOQUOTES';
    constMappingQuoteStyle[2] = 'ENT_COMPAT';
    constMappingQuoteStyle[3] = 'ENT_QUOTES';
    useTable = !isNaN(table) ? constMappingTable[table] : table ? table.toUpperCase() : 'HTML_SPECIALCHARS';
    useQuoteStyle = !isNaN(quote_style) ? constMappingQuoteStyle[quote_style] : quote_style ? quote_style.toUpperCase() : 'ENT_COMPAT';

    if (useTable !== 'HTML_SPECIALCHARS' && useTable !== 'HTML_ENTITIES') {
        throw new Error("Table: " + useTable + ' not supported'); // return false;
    }

    entities['38'] = '&amp;';
    if (useTable === 'HTML_ENTITIES') {
        entities['160'] = '&nbsp;';
        entities['161'] = '&iexcl;';
        entities['162'] = '&cent;';
        entities['163'] = '&pound;';
        entities['164'] = '&curren;';
        entities['165'] = '&yen;';
        entities['166'] = '&brvbar;';
        entities['167'] = '&sect;';
        entities['168'] = '&uml;';
        entities['169'] = '&copy;';
        entities['170'] = '&ordf;';
        entities['171'] = '&laquo;';
        entities['172'] = '&not;';
        entities['173'] = '&shy;';
        entities['174'] = '&reg;';
        entities['175'] = '&macr;';
        entities['176'] = '&deg;';
        entities['177'] = '&plusmn;';
        entities['178'] = '&sup2;';
        entities['179'] = '&sup3;';
        entities['180'] = '&acute;';
        entities['181'] = '&micro;';
        entities['182'] = '&para;';
        entities['183'] = '&middot;';
        entities['184'] = '&cedil;';
        entities['185'] = '&sup1;';
        entities['186'] = '&ordm;';
        entities['187'] = '&raquo;';
        entities['188'] = '&frac14;';
        entities['189'] = '&frac12;';
        entities['190'] = '&frac34;';
        entities['191'] = '&iquest;';
        entities['192'] = '&Agrave;';
        entities['193'] = '&Aacute;';
        entities['194'] = '&Acirc;';
        entities['195'] = '&Atilde;';
        entities['196'] = '&Auml;';
        entities['197'] = '&Aring;';
        entities['198'] = '&AElig;';
        entities['199'] = '&Ccedil;';
        entities['200'] = '&Egrave;';
        entities['201'] = '&Eacute;';
        entities['202'] = '&Ecirc;';
        entities['203'] = '&Euml;';
        entities['204'] = '&Igrave;';
        entities['205'] = '&Iacute;';
        entities['206'] = '&Icirc;';
        entities['207'] = '&Iuml;';
        entities['208'] = '&ETH;';
        entities['209'] = '&Ntilde;';
        entities['210'] = '&Ograve;';
        entities['211'] = '&Oacute;';
        entities['212'] = '&Ocirc;';
        entities['213'] = '&Otilde;';
        entities['214'] = '&Ouml;';
        entities['215'] = '&times;';
        entities['216'] = '&Oslash;';
        entities['217'] = '&Ugrave;';
        entities['218'] = '&Uacute;';
        entities['219'] = '&Ucirc;';
        entities['220'] = '&Uuml;';
        entities['221'] = '&Yacute;';
        entities['222'] = '&THORN;';
        entities['223'] = '&szlig;';
        entities['224'] = '&agrave;';
        entities['225'] = '&aacute;';
        entities['226'] = '&acirc;';
        entities['227'] = '&atilde;';
        entities['228'] = '&auml;';
        entities['229'] = '&aring;';
        entities['230'] = '&aelig;';
        entities['231'] = '&ccedil;';
        entities['232'] = '&egrave;';
        entities['233'] = '&eacute;';
        entities['234'] = '&ecirc;';
        entities['235'] = '&euml;';
        entities['236'] = '&igrave;';
        entities['237'] = '&iacute;';
        entities['238'] = '&icirc;';
        entities['239'] = '&iuml;';
        entities['240'] = '&eth;';
        entities['241'] = '&ntilde;';
        entities['242'] = '&ograve;';
        entities['243'] = '&oacute;';
        entities['244'] = '&ocirc;';
        entities['245'] = '&otilde;';
        entities['246'] = '&ouml;';
        entities['247'] = '&divide;';
        entities['248'] = '&oslash;';
        entities['249'] = '&ugrave;';
        entities['250'] = '&uacute;';
        entities['251'] = '&ucirc;';
        entities['252'] = '&uuml;';
        entities['253'] = '&yacute;';
        entities['254'] = '&thorn;';
        entities['255'] = '&yuml;';
    }

    if (useQuoteStyle !== 'ENT_NOQUOTES') {
        entities['34'] = '&quot;';
    }
    if (useQuoteStyle === 'ENT_QUOTES') {
        entities['39'] = '&#39;';
    }
    entities['60'] = '&lt;';
    entities['62'] = '&gt;';


    // ascii decimals to real symbols
    for (decimal in entities) {
        symbol = String.fromCharCode(decimal);
        hash_map[symbol] = entities[decimal];
    }

    return hash_map;
}

function htmlentities(string, quote_style) {
    // Convert all applicable characters to HTML entities  
    // 
    // version: 1004.2314
    // discuss at: http://phpjs.org/functions/htmlentities    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +    revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: nobbler
    // +    tweaked by: Jack
    // +   bugfixed by: Onno Marsman    // +    revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +    bugfixed by: Brett Zamir (http://brett-zamir.me)
    // +      input by: Ratheous
    // -    depends on: get_html_translation_table
    // *     example 1: htmlentities('Kevin & van Zonneveld');    // *     returns 1: 'Kevin &amp; van Zonneveld'
    // *     example 2: htmlentities("foo'bar","ENT_QUOTES");
    // *     returns 2: 'foo&#039;bar'
    var hash_map = {},
        symbol = '',
        tmp_str = '',
        entity = '';
    tmp_str = string.toString();
    if (false === (hash_map = this.get_html_translation_table('HTML_ENTITIES', quote_style))) {
        return false;
    }
    hash_map["'"] = '&#039;';
    for (symbol in hash_map) {
        entity = hash_map[symbol];
        tmp_str = tmp_str.split(symbol).join(entity);
    }
    return tmp_str;
}

function test_free_rooms()
{
        var booking_date = $('#booking_date').val();
        var date = booking_date.split('.');
        date = Math.round(new Date(date[2], date[1] - 1, date[0]).getTime() / 1000.0);

        var booking_people = parseInt($('#booking_people').val());
        var booking_children = parseInt($('#booking_children').val());
        var sum = booking_people + booking_children;
	
		$.ajax({
                url: "ajax.php",
                type: "POST",
                data: {
                	mode: 'get_free_rooms',
                	i: date,
                	n: $('select[name="booking_nights"]').val(),
                	r: sum
                },
                success: function (msg) {
                	msg = parseInt(msg);
                	if (msg == 0)
                	{
						$('#go_booking').attr('disabled','disabled');
                		show_warning('In dem gewünschten Zeitraum ist leider kein Zimmer verfügbar! Bitte ändern Sie das Anreisedatum oder die Anzahl der Nächte');	
                	}
                	else
                	{
                		$('#go_booking').attr('disabled','');
                	}
               	}
            }); 
}


$(document).ready(function () {

    update_guestfields();
	$('#booking_nights, #booking_date').bind('change', function (e) {
        test_free_rooms();
    });
	        

    $('input[type="checkbox"], #booking_nights, #booking_roomtype, #booking_children').bind('change', function (e) {
        calc_price();
    });
    $('#booking_people').bind('change', function (e) {
        update_guestfields();
        calc_price();
    });


    var insertbutton = $('#go_booking');
    if (insertbutton.length > 0) {
        bind_form();
    }

	$(".tooltip").tooltip({});
    $('#booking_date').datepick({
        minDate: -0,
        defaultDate: +1,
        selectDefaultDate: true,
        onSelect: function () {
            calc_price();
            test_free_rooms();
        }
    });

});