(function ($) {
    // --- 1. 获取 URL 参数的工具函数 ---
    var mySmartGetQuery = function (name) {
        var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
        var r = window.location.search.substr(1).match(reg);
        if (r != null) return unescape(r[2]);
        return null;
    };

    if (!window.getQueryString) {
        Object.defineProperty(window, 'getQueryString', {
            value: mySmartGetQuery,
            writable: false,
            configurable: false
        });
    }

    // --- 2. 公共方法：主题匹配逻辑 ---
    var topicListHandler = function (res, currentCode) {
        if (res && res.data && Array.isArray(res.data.topic)) {
            var match = res.data.topic.find(function (item) {
                var normalizedTitle = (item.title || "").toLowerCase().replace(/[\s-]/g, '');
                var normalizedCode = (currentCode || "").toLowerCase().replace(/[\s-]/g, '');
                return normalizedTitle === normalizedCode || (normalizedTitle + "1") === normalizedCode;
            });
            if (match) {
                return { id: match.base_topic_id, title: 'TMR' };
            }
        }
        return null; 
    };

    // --- 3. 静态 ID 映射表：解决“一个页面不同 ID”的问题 ---
    // 以后增加新页面只需要在这里加一行，不用建文件夹
    var footerMap = {
        'peer-review-process1': 37,
        'editorial-workflow1': 76,
        'for-authors1': 74,
        'open-access1': 70,
        'for-librarians1': 77,
        'for-conference-organizers1': 78,
        // 如果有更多，继续往这里塞...
    };

    $(function () {
        var path = window.location.pathname;
        var segments = path.split('/').filter(Boolean);
        var journalCode = null;
        var pageKey = null;
        var specialJournals = ['bmec', 'tmr', 'cancer', 'hpm', 'ia', 'in', 'lr', 'mdm'];

        // 解析当前页面的 journalCode 和 pageKey
        if (segments.indexOf('journals') !== -1) {
            var jIndex = segments.indexOf('journals');
            journalCode = segments[jIndex + 1];
            pageKey = segments[segments.length - 1];
        } else if (specialJournals.includes(segments[0])) {
            journalCode = segments[0];
            pageKey = segments[segments.length - 1];
        } else if (segments.indexOf('collection') !== -1) {
            var CIndex = segments.indexOf('collection');
            journalCode = segments[CIndex + 1];
            pageKey = segments[segments.length - 1];
        } else {
            pageKey = segments[0];
            journalCode = null;
        }

        // --- 4. 配置表重构 ---
        var routeMap = {
            // 学科类页面：统统指向 topicListHandler
            'covid-191': { oldPage: 'artihom_list_baseid.html', apiUrl: '/api/Journal/getAllTopics', dynamicKey: 'base_id', params: { J_num: 1 }, handler: topicListHandler },
            'clinical-medicine1': { oldPage: 'artihom_list_baseid.html', apiUrl: '/api/Journal/getAllTopics', dynamicKey: 'base_id', params: { J_num: 1 }, handler: topicListHandler },
            'oncology1': { oldPage: 'artihom_list_baseid.html', apiUrl: '/api/Journal/getAllTopics', dynamicKey: 'base_id', params: { J_num: 1 }, handler: topicListHandler },
            'food1': { oldPage: 'artihom_list_baseid.html', apiUrl: '/api/Journal/getAllTopics', dynamicKey: 'base_id', params: { J_num: 1 }, handler: topicListHandler },
            'nutriology1': { oldPage: 'artihom_list_baseid.html', apiUrl: '/api/Journal/getAllTopics', dynamicKey: 'base_id', params: { J_num: 1 }, handler: topicListHandler },
            'pharmacology1': { oldPage: 'artihom_list_baseid.html', apiUrl: '/api/Journal/getAllTopics', dynamicKey: 'base_id', params: { J_num: 1 }, handler: topicListHandler },
            'immunology1': { oldPage: 'artihom_list_baseid.html', apiUrl: '/api/Journal/getAllTopics', dynamicKey: 'base_id', params: { J_num: 1 }, handler: topicListHandler },
            
            'author-guidelines': {
                oldPage: 'common_for_author.html',
                apiUrl: '/api/Supplementary/getJournalDetail',
                dynamicKey: 'J_num',
                handler: function (res) {
                    if (res.data) return { id: res.data.journal_id || res.data.id, title: res.data.title };
                    return null;
                }
            },

            // 固定结构的静态页面
            'online-first1': { oldPage: 'artihom_list_oid.html', params: { J_num: 1, o_id: 1 } },
            'top-cited1': { oldPage: 'artihom_list_cite.html', params: { J_num: 1, cite_id: 1 } },
            'new-papers1': { oldPage: 'artihom_list_pid.html', params: { J_num: 1, p_id: 1 } },
        };

        // --- 5. 动态匹配逻辑：自动处理 footer 系列页面 ---
        var config = routeMap[pageKey];

        if (!config && footerMap[pageKey]) {
            // 如果在映射表里找到了，自动指向 afoor_text.html
            config = {
                oldPage: 'afoor_text.html',
                params: { footer_id: footerMap[pageKey] }
            };
        }

        // 终极保底：如果页面以 1 结尾且符合学科逻辑，但没在 map 里（比如新加的学科）
        if (!config && pageKey && pageKey.slice(-1) === '1') {
             config = {
                oldPage: 'artihom_list_baseid.html',
                apiUrl: '/api/Journal/getAllTopics',
                dynamicKey: 'base_id',
                params: { J_num: 1 },
                handler: topicListHandler
            };
        }

        if (!config) return;

        var $frame = $('frame[name="main"]');
        if ($frame.length > 0) {
            if (config.apiUrl && journalCode) {
                var postData = config.getCustomParams ? config.getCustomParams(journalCode) : { usx: journalCode };

                $.ajax({
                    type: 'post',
                    url: config.apiUrl,
                    data: postData,
                    dataType: 'json',
                    success: function (res) {
                        var result = (typeof config.handler === 'function') ? config.handler(res, journalCode) : null;
                        var finalId = (result && result.id) || (config.params && (config.params.sid || config.params.footer_id || config.params.J_num));
                        var finalTitle = (result && result.title) || pageKey;
                        renderFrame(finalId || 1, finalTitle);
                    },
                    error: function () {
                        renderFrame((config.params && (config.params.sid || config.params.J_num)) || 1, pageKey);
                    }
                });
            } else {
                // 静态模式：直接取 footer_id 等参数
                var staticId = config.params.footer_id || config.params.sid || config.params.J_num;
                renderFrame(staticId, pageKey);
            }
        }

        function renderFrame(mainId, title) {
            if (title) document.title = title;
            var url = "/" + config.oldPage + "?";
            if (config.dynamicKey && mainId) url += config.dynamicKey + "=" + mainId + "&";
            for (var key in config.params) {
                if (key === config.dynamicKey) continue;
                url += key + "=" + config.params[key] + "&";
            }
            $frame.attr('src', url + "id_updated=true");
        }

        // 保持原有的子页面交互逻辑...
        $frame.on('load', function () {
            try {
                var $header = $('#index_top');
                $header.find('[onclick*="window.location"]').each(function () {
                    var cmd = $(this).attr('onclick');
                    $(this).attr('onclick', cmd.replace('window.location', 'top.location'));
                });
                var childWin = this.contentWindow;
                if (childWin && !childWin.getQueryString) childWin.getQueryString = mySmartGetQuery;
            } catch (e) { }
        });
    });
})(jQuery);