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京东自营过滤

在京东商品列表和搜索结果页面增加【仅自营】过滤选项

2017-10-03 يوللانغان نەشرى. ئەڭ يېڭى نەشرىنى كۆرۈش.

// ==UserScript==
// @name         京东自营过滤
// @version      0.0.0.1
// @icon         https://www.jd.com/favicon.ico
// @description  在京东商品列表和搜索结果页面增加【仅自营】过滤选项
// @author       You!
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_deleteValue
// @include      *://list.jd.com/list.html?*
// @include      *://search.jd.com/search?*
// @run-at       document-end
// @namespace    https://greasyfork.org/zh-CN/scripts/33454-京东秒杀价格过滤
// ==/UserScript==

(function() {
    'use strict';

    //扫描页面的间隔频率时间
    var timerFreq = 500;

    //var goodsJdKey = 'jd_' + location.pathname.split(/[\/\.]/)[1] + '_' + location.search.split(/[\?&]/)[1].replace(/[=,]/g, '_') + '_goodsJd';
    //var goods3rdKey = 'jd_' + location.pathname.split(/[\/\.]/)[1] + '_' + location.search.split(/[\?&]/)[1].replace(/[=,]/g, '_') + '_goods3rd';
    var goodsJdKey = 'jd_goodsJd';
    var goods3rdKey = 'jd_goods3rd';

    uiInit();
    loadAllGoods();

    //向页面添加自营过滤选项
    function uiInit() {
        var uiPos = $('.f-feature ul');
        if (uiPos.length > 0) {
            var goodsJdChecked = GM_getValue(goodsJdKey) === undefined ? 'class="selected"' : '';
            var goods3rdChecked = GM_getValue(goods3rdKey) === undefined ? 'class="selected"' : '';
            uiPos.first().prepend($(
                '<li><a '+goodsJdChecked+' href="javascript:;" id="goodsJd"><i/>自营</a></li>'+
                '<li><a '+goods3rdChecked+' href="javascript:;" id="goods3rd"><i/>非自营</a></li>'
            ));

            $('#goodsJd').first().click(function() {
                setTimeout(function() {
                    var checked = $('#goodsJd').toggleClass('selected').attr('class').length > 0;
                    toggleGoodsJd(checked);
                    //保存设置
                    if (!checked) GM_setValue(goodsJdKey, checked); else GM_deleteValue(goodsJdKey);
                }, 0);
            });
            $('#goods3rd').first().click(function() {
                setTimeout(function() {
                    var checked = $('#goods3rd').toggleClass('selected').attr('class').length > 0;
                    toggleGoods3rd(checked);
                    //保存设置
                    if (!checked) GM_setValue(goods3rdKey, checked); else GM_deleteValue(goods3rdKey);
                }, 0);
            });
        } else setTimeout(uiInit, timerFreq);
    }

    //切换过滤自营/非自营商品
    function toggleGoodsJd(checked) {
        $('li.gl-item:has(i[data-tips="京东自营，品质保障"])').css('display', checked ? '' : 'none');
    }
    function toggleGoods3rd(checked) {
        $('li.gl-item:not(:has(i[data-tips="京东自营，品质保障"]))').css('display', checked ? '' : 'none');
    }

    //加载所有商品
    function loadAllGoods() {
        if (parseInt($('#J_resCount').text().replace('+','')) > 30) {
            if (unsafeWindow.SEARCH !== undefined && unsafeWindow.SEARCH.scroll !== undefined) {
                unsafeWindow.SEARCH.scroll();
                waitAllGoods();
            }
            else setTimeout(loadAllGoods, timerFreq);
        }
        else forceLoadLazyImgs();
    }
    //等待所有商品加载完成
    function waitAllGoods() {
        if ($('li.gl-item').length == 30) setTimeout(waitAllGoods, timerFreq);
        else forceLoadLazyImgs();
    }
    //取消图片延迟加载
    function forceLoadLazyImgs() {
        var lazyImgs = $('ul.gl-warp img[data-lazy-img][data-lazy-img!="done"]');
        if (lazyImgs.length > 0) lazyImgs.each(function(idx){
            var img = $(this);
            this.src = img.attr('data-lazy-img');
            img.removeAttr('data-lazy-img');
        });
        //加载过滤器设置
        loadSettings();
    }
    //加载过滤器设置
    function loadSettings() {
        if (GM_getValue(goodsJdKey) !== undefined) toggleGoodsJd(false);
        if (GM_getValue(goods3rdKey) !== undefined) toggleGoods3rd(false);
    }
})();