jQuery(document).ready(function ($) {
    var debug = false; //show system errors

    $('#applicationForm').submit(function () {
        var $f = $(this);
        var showErrors = $f.attr('data-show-errors') == 'true';
        var hideForm = $f.attr('data-hide-form') == 'true';

        var emailSubject = $f.attr('data-email-subject');

        var $submit = $f.find('[type="submit"]');

        //prevent double click
        if ($submit.hasClass('disabled')) {
            return false;
        }

        $('[name="field[]"]', $f).each(function (key, e) {
            var $e = $(e);
            var p = $e.attr('placeholder');

            if (p) {
                var t = $e.attr('required') ? '[required]' : '[optional]';
                var type = $e.attr('type') ? $e.attr('type') : 'unknown';
                t = t + '[' + type + ']';

                var n = $e.attr('name').replace('[]', '[' + p + ']');

                n = n + t;
                $e.attr('data-previous-name', $e.attr('name'));
                $e.attr('name', n);
            }
        });

        $submit.addClass('disabled');

        $f.append('<input type="hidden" name="action" value="send_application">');
        $.ajax({
            url: $f.attr('action'),
            method: 'post',
            data: $f.serialize()+'&ajax_request=true',
            dataType: 'json',
            success: function (data) {
                if (data.errors) {
                    var errors='';
                    $.each(data.errors, function (i, k) {
                       errors+=k+'<br/>';
                    });
                    

                    fancyAlert('Error',errors,'OK',true);
                } else {
                    $('input, textarea, button', $f).attr('disabled','disabled');
                    
                    fancyAlert('',data.success,'OK',false);
                }

                $submit.removeClass('disabled');
                cleanupForm($f);
            },
            error: function (data) {
                if (debug) {
                    alert(data.responseText);
                }
                $submit.removeClass('disabled');
                cleanupForm($f);
            }
        });

        return false;
    });

    function cleanupForm($f) {
        $f.find('.temp').remove();

        $f.find('[data-previous-name]').each(function () {
            var $e = jQuery(this);
            $e.attr('name', $e.attr('data-previous-name'));
            $e.removeAttr('data-previous-name');
        });
    }
});