"use strict";

(function ($) {
    $(document).on('change', '#wpil_links_table_filter select', wpil_report_filter);
    $(document).on('click', '#wpil_links_table_filter .wpil_links_table_filter_submit', wpil_report_filter_submit);
    $(document).on('click', 'td .wpil-collapsible-wrapper', maybeAjaxDownloadData);

    function wpil_report_filter() {
        var block = $('#wpil_links_table_filter');

        var post_type = block.find('select[name="post_type"]').val();

        $('.wpil_filter_post_type:not(.' + post_type + ')').css({'display': 'none'});
        $('.wpil_filter_post_type.' + post_type).css({'display': 'block'});

        var filterType = block.find('select[name="filter_type"]').val();

        switch (filterType) {
            case '2':
                block.find('.filter-by-type, .filter-by-count').css({'display': 'inline-block'});
            break;
            case '1':
                block.find('.filter-by-type').css({'display': 'none'});
                block.find('.filter-by-count').css({'display': 'inline-block'});
            break;
            case '0':
                block.find('.filter-by-type').css({'display': 'inline-block'});
                block.find('.filter-by-count').css({'display': 'none'});
            default:
            break;
        }

        if($(this).attr('name') === 'post_type'){
            block.find('select[name="category"]').val(0);
        }

        var parentContainer = block.parents('.wpil-hamburger-filter-fields');
        if(parentContainer.is(':visible')){
            parentContainer.css('max-height', block.prop('scrollHeight') + 'px');
        }
    }
    wpil_report_filter();

    function wpil_report_filter_submit() {
        var block = $(this).closest('div');
        var filterType = block.find('select[name="filter_type"]').val();
        var linkType = block.find('select[name="link_type"]').val();
        var linkCountMin = block.find('input[name="link_min_count"]').val();
        var linkCountMax = block.find('input[name="link_max_count"]').val();
        var post_type = block.find('select[name="post_type"]').val();
        var category = block.find('select[name="category"]').val();
        var filterNonce = block.find('.post-filter-nonce').val();
        var loc = block.find('select[name="location"]').val();
        var orphaned = (-1 !== window.location.href.indexOf('orphaned')) ? '&orphaned=1': '';
        var linkDensity = (-1 !== window.location.href.indexOf('link_density')) ? '&link_density=1': '';
        var linkRelation = (-1 !== window.location.href.indexOf('link_relation')) ? '&link_relation=1': '';
        var url = wpil_admin_url + 'admin.php?page=link_whisper&type=links' + orphaned + linkDensity + linkRelation + '&filter_type=' + filterType;

        switch (filterType) {
            case '2':
                url += '&post_type=' + post_type + '&category=' + category + '&link_type=' + linkType + '&link_min_count=' + linkCountMin;
                if(linkCountMax !== ''){
                    url += '&link_max_count=' + linkCountMax;
                }
            break;
            case '1':
                url += '&link_type=' + linkType + '&link_min_count=' + linkCountMin;
                if(linkCountMax !== ''){
                    url += '&link_max_count=' + linkCountMax;
                }
            break; 
            case '0':
            default:
                url += '&post_type=' + post_type + '&category=' + category;
            break;
        }

        if(typeof loc !== 'undefined' && (filterType === '2' || filterType === '0')){
            url += '&location=' + loc;
        }

        // save the updated filter settings
        updateFilterSettings(post_type, category, filterNonce, url);
    }

    function updateFilterSettings(postType = '', category = '', filterNonce, url){
        // TODO: reevaluate in version 3.0.0. Keep an eye out for users that want persistent filtering back
        location.href = url;
        return;

        var data = {
            action: 'wpil_save_user_filter_settings',
            post_type: postType,
            category: category,
            setting_type: 'report',
            nonce: filterNonce
        };

        $.ajax({
            url: ajaxurl,
            dataType: 'json',
            data: data,
            method: 'post',
            error: function (jqXHR, textStatus, errorThrown) {
                wpil_swal('Error', errorThrown, 'error');
            },
            success: function (response) {
                location.href = url;
            }
        });
    }

    /**
     * Checks to see if the clicked dropdown has all of its data.
     * If the dropdown doesn't, this downloads the remaining data and adds it to the dropdown
     **/
    var globalDownloadTracker = [];
    function maybeAjaxDownloadData(e){
        var wrap = $(e.target).parents('td').find('.wpil-collapsible-wrapper'),
            count = parseInt(wrap.find('.wpil-links-count .wpil_ul').text()),
            current = wrap.find('.report_links li').length,
            type = wrap.find('.wpil-collapsible').data('wpil-report-type'),
            postId = wrap.data('wpil-report-post-id'),
            postType = wrap.data('wpil-report-post-type'),
            nonce = wrap.data('wpil-collapsible-nonce'),
            processId = postId + '_' + postType;

        // first check if there's all the data
        if(count <= current){
            // if there is, exit
            return;
        }

        // also make sure there isn't a download for the data already running
        if(undefined !== this && -1 !== globalDownloadTracker.indexOf(processId)){
            // if there is, exit
            return;
        }

        // check to make sure we have a nonce
        if(!nonce){
            // if we don't have one, exit
            return;
        }

        if(-1 === globalDownloadTracker.indexOf(processId)){
            globalDownloadTracker.push(processId);
        }

        // start calling for the remaining links
        $.ajax({
            type: 'POST',
            url: ajaxurl,
            data: {
                action: 'get_link_report_dropdown_data',
                dropdown_type: type,
                post_id: postId,
                post_type: postType,
                nonce: nonce,
                item_count: current,
            },
            success: function(response){
                if(!isJSON(response)){
                    response = extractAndValidateJSON(response, ['error', 'info', 'success']);
                }

                // if there was an error
                if(response.error){
                    // output the error message
                    wpil_swal(response.error.title, response.error.text, 'error');
                    // and exit
                    return;
                }

                // if there was a notice
                if(response.info){
                    // output the notice message
                    wpil_swal(response.info.title, response.info.text, 'info');
                    // and exit
                    return;
                }

                // 
                if(response.success){
                    // 
                    if(undefined !== response.success.item_data && '' !== response.success.item_data){
                        wrap.find('.report_links').append(response.success.item_data);
                    }

                    if(undefined !== response.success.item_count && response.success.item_count > 0){
                        // go for another trip!
                        maybeAjaxDownloadData(e);
                    }
                    // and exit
                    return;
                }
            },
            error: function(jqXHR, textStatus, errorThrown){
                console.log({jqXHR, textStatus, errorThrown});
            }
        });
    }




})(jQuery);