var paymentWindow;
var paymentLoop;
var popupTick;
var addWarning = function(){
    var box = swal.getContent();
    if (box){
        $(box).parent().parent().append('<span style="position:absolute;color:white;width:100%;font-size:2rem;top:15px;display:block;text-align:center">PLEASE DO NOT CLOSE THIS WINDOW<br>YOU MAY LOSE FUNDS IF YOU DO!</span>');
    }
}
var waitForPayment = function(action, invoice, success, error){
    if (paymentLoop){
        $.post(action, {invoice: invoice}, function(response){
            if (response.error){
                if (paymentWindow){
                    clearInterval(popupTick);
                    paymentWindow.close();
                    delete paymentWindow;
                }
                swal('Oops...', response.msg, 'error');
            } else if (response.status == 1){
                if (paymentWindow){
                    clearInterval(popupTick);
                    paymentWindow.close();
                    delete paymentWindow;
                }
                $(swal.getTitle()).html('Waiting for you to join the group<br><a class="" target=_blank href=https://www.roblox.com/groups/group.aspx?gid=' + response.group + '>roblox.com/groups/' + response.group + '</a>');
                if (response.paid == 1){
                    $(window).unbind('beforeunload');
                    var alertWindow = swal('Success', 'You successfully purchased funds!', 'success');
                    if (success && {}.toString.call(success) === '[object Function]'){
                        alertWindow.then(success);
                    }
                } else {
                    waitForPayment(action, invoice);
                }
            } else {
                waitForPayment(action, invoice);
            }
        }).error(function(){
            swal('Oops...', 'Failed to reach server', 'error');
            if (error && {}.toString.call(error) === '[object Function]'){
                error();
            }
        });
    }
}
$(document).ready(function(){
    new fp2().get(function(h){$("#funds").append("<input name=h value="+h+" type=hidden>")});
    var button = $('#funds>button');
    $("#funds>input[name=amount]").keyup(function(){
        button.find('.price').html(Math.ceil($(this).val() / 1000 * robuxCostPerThousand * 100) / 100);
    });
    $('form#funds').submit(function(event){
        event.preventDefault();
        var action = $(this).attr('action');
        var form = $(this);
        var username = $(this).find('input[name=username]').val().replace(/[\u00A0-\u9999<>\&]/gim, function(i) {
           return '&#'+i.charCodeAt(0)+';';
        });
        function sanitize(s) {
            return s.replace(/[^\d\w\s_]+/g, '');
        }
        swal({
            title: 'Is this you?',
            html: '<b>' + username + '</b><br><img width=15% src=https://www.roblox.com/Thumbs/Avatar.ashx?x=420&y=420&username=' + sanitize(username) + '>',
            showCancelButton: true,
            confirmButtonColor: '#66bb6a',
            cancelButtonColor: '#bdbdbd',
            confirmButtonText: '<i style=vertical-align:bottom class=material-icons>thumb_up</i> Yes, that\'s me!',
            cancelButtonText: '<i style=vertical-align:bottom class=material-icons>thumb_down</i> Nope'
        }).then(function(){
            var leftX = (((window.innerWidth ? window.innerWidth : document.documentElement.clientWidth ? document.documentElement.clientWidth : screen.width) / 2) - 500) + (window.screenLeft != undefined ? window.screenLeft : screen.left);
            var defaultHeight = 700;
            var defaultTopOffset = 300;
            if (window.screen){
                defaultHeight = window.screen.availHeight * 0.7
                defaultTopOffset = window.screen.availHeight * 0.4
            }
            var paymentWindow = window.open('https://www.rbx.place/load.html', 'Payment', 'scrollbars=yes, width=1000, height=' + defaultHeight + ', top=' + defaultTopOffset + ', left=' + leftX);
            paymentWindow.focus();
            swal({
                title: 'Processing...',
                input: 'select',
                allowOutsideClick: false,
                allowEscapeKey: false,
                inputOptions: new Promise(function(){
                    setTimeout(addWarning, 100);
                    $.post(action, form.serialize(), function(response){
                        if (response.error){
                            swal('Oops...', response.msg, 'error');
                            paymentWindow.close();
                        } else {
                            paymentWindow.location = response.redirect;
                            popupTick = setInterval(function(){
                                if (paymentWindow.closed) {
                                    clearInterval(popupTick);
                                    $.post(action, {invoice: response.invoice}, function(response){
                                        if (response.error || response.status == 0){
                                            paymentLoop = false;
                                            swal('Oops...', 'Looks like you clicked out of the payment window', 'error');
                                        }
                                    });
                                }
                            }, 500);
                            $(window).bind('beforeunload', function(event){
                                return 'Are you sure you want to leave?';
                            });
                            paymentLoop = true;
                            swal({
                                title: 'Awaiting payment...',
                                input: 'select',
                                allowOutsideClick: false,
                                allowEscapeKey: false,
                                inputOptions: new Promise(function(){
                                    setTimeout(addWarning, 100);
                                    waitForPayment(action, response.invoice);
                                })
                            });
                        }
                    }).error(function(){
                        swal('Oops...', 'Failed to reach server', 'error');
                    });
                })
            });
        });
    });
});