qBlokadaFocusa = false;
qInputFocused = false;
qBlokadaOnChange = false;
qTimeout = 0;
timer = null;
//static_text = 'Wpisz lokalizację lub wybierz z listy';

function qLocationsKeyUp(event) {
    var element = event.target;

    var key = getEventKeyCode(event);

    var execute = false;

    if (key == 40) {
        qBlokadaFocusa = true;
        $('#LocationsSelect')[0].focus();
        $('#LocationsSelect')[0].options[0].selected = true;
    } else if (key == 39) {
        if (getSelectionStart(element) == element.value.length) {
            if ($('#LocationsSelect')[0].options.length > 0 && ($('#LocationsBox').css('display') == 'block')) {
                var firstValue = $('#LocationsSelect')[0].options[0].innerHTML;

                if (firstValue.lastIndexOf("/") == -1) {
                    element.value = firstValue;
                } else {
                    var rest = firstValue.substr(0, firstValue.lastIndexOf("/"));

                    element.value = firstValue.substr(firstValue.lastIndexOf("/") + 1, firstValue.length - 1);

                    if (rest.indexOf("/") == -1) {
                        element.value = rest + ", " + element.value;
                    } else {
                        element.value = rest.substr(0, rest.indexOf("/")) + ", " + element.value;
                    }
                }
            }

            execute = true;
        }
    } else if ((key >= 65 && key <= 90) || (key >= 97 && key <= 122) || (key == 8) || (key == 32)) {
        if (qBlokadaFocusa) {
            qBlokadaFocusa = false;
            return;
        }

        execute = true;
    }

    if (execute) {
        qTimeout = 500;
        if (timer) clearTimeout(timer);
        timer = setTimeout(ExecuteSearch, qTimeout);
    }
}

function ExecuteSearch() {
    var inp = $('#txtLocations')[0];

    var result = "";
    var TablicaDanych = new Array();

    var CiagDanych = "";

    var parent = "";
    var prefix = inp.value;

    var woj = $('.lstWojewodztwa')[0].options[$('.lstWojewodztwa')[0].selectedIndex].value;

    if (inp.value.indexOf(",") > -1) {
        parent = inp.value.substr(0, inp.value.indexOf(","));
        prefix = inp.value.substr(inp.value.indexOf(",") + 1, inp.value.length - 1);
    }

    if (prefix.length > 2 || parent.length > 4) {
        var url = 'virgolisty.ashx?typ=all&prefix=' + trim(prefix, " ") + "&parent=" + trim(parent, " ") + "&wojewodztwo=" + woj;

        $.get(url, function (transport) {
            eval(transport);

            CiagDanych = Ciagall;

            $('#LocationsSelect')[0].options.length = 0;

            if ((CiagDanych != null) && (CiagDanych.length > 0)) {
                TablicaDanych = CiagDanych.split(",");

                for (var i = 0; i < TablicaDanych.length; i++)
                    $('#LocationsSelect')[0].options[i] = new Option(TablicaDanych[i].split(';')[1], TablicaDanych[i].split(';')[0]);

                if ($('#LocationsBox').css('display') == 'none') {
                    $('#LocationsBox').show();
                }

                RegisterEvent($('#LocationsSelect')[0], "keydown", respondToKeyDown);
                RegisterEvent($('#LocationsSelect')[0], "change", respondToChange);

                qInputFocused = true;
                $('#txtLocations')[0].focus();
            } else {
                if ($('#LocationsBox').css('display') == 'block') {
                    $('#LocationsBox').hide();
                }
            }
        });
    } else {
        $('#LocationsBox').hide();
    }
}

function inp_focus(event) {
    qInputFocused = true;

    if ($('#txtLocations')[0].value == static_text) $('#txtLocations')[0].value = '';
}

function inp_blur(event) {
    qInputFocused = false;

    if (!qBlokadaFocusa) {
        if ($('#LocationsSelect')[0].selectedIndex == -1) $('#LocationsBox').hide();
    }

    qBlokadaFocusa = false;

    if ($('#txtLocations')[0].value == '') $('#txtLocations')[0].value = static_text;
}

function sel_blur() {
    if (!qInputFocused) $('#LocationsBox').hide();
}

function respondToKeyDown(event) {
    var element = getEventTarget(event);

    var key = getEventKeyCode(event);

    qBlokadaOnChange = true;

    if (key == 13) {
        var sel = $('#LocationsSelect')[0];

        if (sel.selectedIndex != -1) {
            AddElement(sel.options[sel.selectedIndex]);

            $('#LocationsBox').hide();

            qBlokadaFocusa = true;

            $('#txtLocations')[0].select();

            qBlokadaOnChange = false;
        }
    }

    if (key == 38) {
        if ($('#LocationsSelect')[0].selectedIndex == 0) {
            qInputFocused = true;
            $('#txtLocations')[0].focus();

            $$('#LocationsSelect option').each(function (idx, elem) {
                elem.selected = false;
            });
        }
    }
}

function respondToChange(event) {
    if (!qBlokadaOnChange) {
        var element = getEventTarget(event);

        AddElement(element.options[element.selectedIndex]);

        $('#LocationsBox').hide();
        $('#txtLocations')[0].select();
    }
}

function AddElement(element) {
    var NaLiscie = false;
    $('.LocationsListSelect option').each(function (idx, elem) {
        if (elem.value == element.value) NaLiscie = true;
    });

    if (!NaLiscie) {
        var sel = $('.LocationsListSelect')[0];

        if ($(sel).css('display') == 'none') $(sel).show();

        sel.options[sel.options.length] = new Option(element.innerHTML, element.value);

        if (sel.options.length % 2 == 1) addClass(sel.options[sel.options.length - 1], "odd");

        var del = $('#LocationsListDelete')[0];

        if ($('#LocationsListDelete').css('display') == 'none') $('#LocationsListDelete').show();

        del.options[sel.options.length - 1] = new Option("[x]", element.value);

        if ($('#LocationsList').css('display') == 'none') $('#LocationsList').show();

        if (sel.options.length > 1) {
            sel.setAttribute('size', sel.options.length);
            del.setAttribute('size', del.options.length);

            $('#ClearLocationsList').show();
        } else {
            sel.setAttribute('size', 2);
            del.setAttribute('size', 2);

            $('#ClearLocationsList').hide();
        }

        RegisterEvent(del, "change", respondToDelChange);

        $('.hidLocations')[0].value = "";
        $('.hidLocationsCache')[0].value = "";
        $('.LocationsListSelect option').each(function (idx, elem) {
            $('.hidLocations')[0].value += elem.value + ",";
        });
        $('.hidLocations')[0].value = rtrim($('.hidLocations')[0].value, ",");
    }
}

function respondToDelChange(event) {
    var element = getEventTarget(event);
    UsunLokacje(element.options[element.selectedIndex].value);
}

function UsunLokacje(id) {
    var sel = $('.LocationsListSelect')[0];
    $('.LocationsListSelect option').each(function (idx, elem) {
        if (elem.value == id) {
            sel.options[idx] = null;
        }
    });

    var del = $('#LocationsListDelete')[0];
    $('#LocationsListDelete option').each(function (idx, elem) {
        if (elem.value == id) {
            del.options[idx] = null;
        }
    });

    $('.LocationsListSelect option').each(function (idx, elem) {
        if (idx % 2 == 0) {
            addClass(sel.options[idx], "odd");
        } else {
            if (hasClass(sel.options[idx], "odd")) removeClass(sel.options[idx], "odd");
        }
    });

    if (sel.options.length > 1) {
        sel.setAttribute('size', sel.options.length);
        del.setAttribute('size', del.options.length);

        $('#ClearLocationsList').show();
    } else {
        sel.setAttribute('size', 2);
        del.setAttribute('size', 2);

        $('#ClearLocationsList').hide();
    }

    if (sel.options.length == 0) {
        $(sel).hide();
        $(del).hide();
        $('#LocationsList').hide();
    }

    $('.hidLocations')[0].value = "";
    $('.hidLocationsCache')[0].value = "";
    $('.LocationsListSelect option').each(function (idx, elem) {
        $('.hidLocations')[0].value += elem.value + ",";
    });
    $('.hidLocations')[0].value = rtrim($('.hidLocations')[0].value, ",");
}

function ClearLocationsList() {
    var sel = $('.LocationsListSelect')[0];
    $('.LocationsListSelect')[0].options.length = 0;

    var del = $('#LocationsListDelete')[0];
    $('#LocationsListDelete')[0].options.length = 0;

    $(sel).hide();
    $(del).hide();
    $('#LocationsList').hide();
    $('#ClearLocationsList').hide();

    $('.hidLocations')[0].value = "";
    $('.hidLocationsCache')[0].value = "";
    $('.LocationsListSelect option').each(function (idx, elem) {
        $('.hidLocations')[0].value += elem.value + ",";
    });
    $('.hidLocations')[0].value = rtrim($('.hidLocations')[0].value, ",");
}

function Locations_LoadFromCache() {

    if ($('.hidLocationsCache')[0].value != "") {
        var objs = $('.hidLocationsCache')[0].value.split(",");

        var sel = $('.LocationsListSelect')[0];
        var del = $('#LocationsListDelete')[0];

        sel.options.length = 0;
        del.options.length = 0;
        for (var i = 0; i < objs.length; i++) {
            sel.options[i] = new Option(objs[i].split(";")[1], objs[i].split(";")[0]);
            sel.options[i].setAttribute('title', objs[i].split(";")[1]);
            if (i % 2 == 0) addClass(sel.options[i], "odd");
            del.options[i] = new Option("[x]", objs[i].split(";")[0]);
        }

        if (sel.options.length > 1) {
            sel.setAttribute('size', sel.options.length);
            del.setAttribute('size', del.options.length);

            $('#ClearLocationsList').show();
        } else {
            sel.setAttribute('size', 2);
            del.setAttribute('size', 2);

            $('#ClearLocationsList').hide();
        }

        if (sel.options.length == 0) {
            $(sel).hide();
            $(del).hide();
            $('#LocationsList').hide();
        } else {
            $(sel).show();
            $(del).show();
            $('#LocationsList').show();
        }

        RegisterEvent(del, "change", respondToDelChange);

        $('.hidLocations')[0].value = "";
        $('.LocationsListSelect option').each(function (idx, elem) {
            $('.hidLocations')[0].value += elem.value + ",";
        });
        $('.hidLocations')[0].value = rtrim($('.hidLocations')[0].value, ",");
    }
}

function GetLocationsIDS() {
    var ids = "";

    if ($('.hidLocations')[0].value != "") {
        var objs = $('.hidLocations')[0].value.split(",");

        for (var i = 0; i < objs.length; i++) {
            if (objs[i].split("|")[1] == 'l') ids += objs[i].split("|")[0] + ',';
        }

        ids = rtrim(ids, ",");
    }

    return ids;
}