(function ($) {

    function badgeos_insert_shortcode() {

        $('.ui-autocomplete-input').val('');
        var shortcode = badgeos_get_selected_shortcode();
        var attributes = badgeos_get_attributes(shortcode);
        var constructed = badgeos_construct_shortcode(shortcode, attributes);

        window.send_to_editor(constructed);
    }

    function badgeos_get_selected_shortcode() {
        return $('#select_shortcode').val();
    }

    function badgeos_get_attributes(shortcode) {
        var attrs = [];
        var inputs = badgeos_get_shortcode_inputs(shortcode);
        $.each(inputs, function (index, el) {
            if ('' !== el.value && undefined !== el.value) {
                if ($(this).hasClass('select2-hidden-accessible')) {
                    var selections = ($(el).select2('data'));
                    var terms = [];
                    $.each(selections, function (id, text) {
                        terms.push(text.id);
                    });
                    attrs.push(el.name + '="' + terms + '"');
                    return attrs;
                } else {
                    attrs.push(el.name + '="' + el.value + '"');
                    return attrs;
                }

            }
        });
        return attrs;
    }

    function badgeos_get_shortcode_inputs(shortcode) {
        return $('.text, .select', '#' + shortcode + '_wrapper');
    }

    function badgeos_construct_shortcode(shortcode, attributes) {
        var output = '[';
        output += shortcode;

        if (attributes) {
            for (i = 0; i < attributes.length; i++) {
                output += ' ' + attributes[i];
            }

            $.trim(output);
        }
        output += ']';

        return output;
    }

    function badgeos_shortcode_hide_all_sections() {
        $('.shortcode-section').hide();
    }

    function badgeos_shortcode_show_section(section_name) {
        $('#' + section_name + '_wrapper').show();
    }

    // Listen for changes to the selected shortcode
    $('#select_shortcode').on('change', function () {
        badgeos_shortcode_hide_all_sections();
        badgeos_shortcode_show_section(badgeos_get_selected_shortcode());
    }).change();

    // Listen for clicks on the "insert" button
    $('#badgeos_insert').on('click', function (e) {
        e.preventDefault();
        badgeos_insert_shortcode();
    });

    // Listen for clicks on the "cancel" button
    $('#badgeos_cancel').on('click', function (e) {
        e.preventDefault();
        tb_remove();
    });

    // Listen for clicks to open the shortcode picker
    $('#insert_badgeos_shortcodes').on('click', function (e) {
        var inputs = $('.select2-container');
        $.each(inputs, function (index, el) {
            $(el).val('');
        });
    });

    var select2_post_defaults = {
        language: {
            noResults: function () {
                return "No Results";
            },
            errorLoading: function () {
                return "Searching..."
            }
        },
        escapeMarkup: function (markup) {
            return markup;
        },
        placeholder: badgeos_shortcode_embed_messages.id_placeholder,
        allowClear: true
    };

    var select2_post_multiples = $.extend(true, {}, select2_post_defaults, {});
    $('#badgeos_achievement_id,#badgeos_rank_id, #badgeos_nomination_achievement_id, #badgeos_submission_achievement_id, #badgeos_user_earned_points_point_type, #badgeos_evidence_achievement').select2(select2_post_defaults);
    $('#badgeos_achievements_list_include, #badgeos_achievements_list_exclude, #badgeos_user_earned_achievements_include, #badgeos_user_earned_achievements_exclude,#badgeos_user_earned_ranks_rank_type').attr('multiple', true).select2(select2_post_multiples);
    $('#badgeos_achievements_list_type, #badgeos_user_earned_achievements_type').html(badgeos_shortcode_embed_messages.achievements_select_options).attr('multiple', true).select2({
        language: {
            noResults: function () {
                return "No Results";
            },
            errorLoading: function () {
                return "Searching..."
            }
        },
        escapeMarkup: function (markup) {
            return markup;
        },
        placeholder: badgeos_shortcode_embed_messages.id_multiple_placeholder,
        allowClear: true
    });

    $('#badgeos_ranks_list_types').attr('multiple', true).select2({
        language: {
            noResults: function () {
                return "No Results";
            },
            errorLoading: function () {
                return "Searching..."
            }
        },
        escapeMarkup: function (markup) {
            return markup;
        },
        placeholder: badgeos_shortcode_embed_messages.id_multiple_placeholder,
        allowClear: true
    });
    function split(val) {
        return val.split(/,\s*/);
    }
    function extractLast(term) {
        return split(term).pop();
    }

    $('#badgeos_achievements_list_user_id1, #badgeos_user_earned_achievements_user_id1, #badgeos_user_earned_ranks_user_id1, #badgeos_user_earned_points_user_id1, #badgeos_ranks_list_user_id1, #badgeos_evidence_user_id1').autocomplete({
        source: function (request, response) {
            $.getJSON(ajaxurl, {
                q: extractLast(request.term), action: 'badgeos-get-users-list'
            }, response);
        },
        multiselect: false,
        search: function () {
            // custom minLength
            var term = extractLast(this.value);
            if (term.length < 3) {
                return false;
            }
        },
        focus: function () {
            // prevent value inserted on focus
            return false;
        },
        change: function (event, ui) {
            var auto_field = jQuery(this);
            if (auto_field.val() == '') {
                var dep_field = auto_field.data('fieldname');
                var dep_field_type = auto_field.data('type');
                if (dep_field_type == 'autocomplete') {
                    jQuery('#' + dep_field).val('');
                }
            }
        },
        select: function (event, ui) {

            var auto_field = jQuery(this);

            var dep_field = auto_field.data('fieldname');
            var dep_field_type = auto_field.data('type');
            if (dep_field_type == 'autocomplete') {

                if (ui.item.value != '')
                    jQuery('#' + dep_field).val(ui.item.value);
                else
                    jQuery('#' + dep_field).val(ui.item.id);
            }

            this.value = ui.item.label;
            return false;
        }
    });

    $('#badgeos_evidence_award_id1').autocomplete({
        source: function (request, response) {
            $.getJSON(ajaxurl, {
                q: extractLast(request.term), action: 'get-achievements-award-list', achievement_id: $('#badgeos_evidence_achievement').val(), user_id: $('#badgeos_evidence_user_id').val()
            }, response);
        },
        multiselect: false,
        search: function () {
            // custom minLength
            var term = extractLast(this.value);
            if (term.length < 2) {
                return false;
            }
        },
        focus: function () {
            // prevent value inserted on focus
            return false;
        },
        change: function (event, ui) {
            var auto_field = jQuery(this);
            if (auto_field.val() == '') {
                var dep_field = auto_field.data('fieldname');
                var dep_field_type = auto_field.data('type');
                if (dep_field_type == 'autocomplete') {
                    jQuery('#' + dep_field).val('');
                }
            }
        },
        select: function (event, ui) {

            var auto_field = jQuery(this);

            var dep_field = auto_field.data('fieldname');
            var dep_field_type = auto_field.data('type');
            if (dep_field_type == 'autocomplete') {

                if (ui.item.value != '')
                    jQuery('#' + dep_field).val(ui.item.value);
                else
                    jQuery('#' + dep_field).val(ui.item.id);
            }

            this.value = ui.item.label;
            return false;
        }
    });
    // Resize ThickBox when "Add BadgeOS Shortcode" link is clicked
    $('body').on('click', '#insert_badgeos_shortcodes', function (e) {
        e.preventDefault();
        badgeos_shortcode_setup_thickbox($(this));
        $('.ui-autocomplete-multiselect').css('width', '90%');
    });

    // Resize shortcode thickbox on window resize
    $(window).resize(function () {
        badgeos_shortcode_resize_tb($('#insert_badgeos_shortcodes'));
    });

    // Add a custom class to our shortcode thickbox, then resize
    function badgeos_shortcode_setup_thickbox(link) {
        setTimeout(function () {
            $('#TB_window').addClass('badgeos-shortcode-thickbox');
            badgeos_shortcode_resize_tb(link);
        }, 0);
    }

    // Force shortcode thickboxes to our specified width/height
    function badgeos_shortcode_resize_tb(link) {
        setTimeout(function () {

            var width = link.attr('data-width');

            $('.badgeos-shortcode-thickbox').width(width);

            var containerheight = $('.badgeos-shortcode-thickbox').height();

            $('.badgeos-shortcode-thickbox #TB_ajaxContent').width((width - 30)).height((containerheight - 50));
            $('.badgeos-shortcode-thickbox .wrap').width((width - 50)).height((containerheight - 50));


        }, 0);
    }

}(jQuery));