// ==UserScript==
// @name         MCBBS Extender
// @namespace    https://i.zapic.cc
// @version      beta-0.0.6
// @description  MCBBS行为拓展/样式修复
// @author       Zapic
// @match        https://www.mcbbs.net/*
// @run-at       document-body
// @downloadURL none
// ==/UserScript==

(function () {
    var conf = {
        //美化代码块样式
        "fixCodeBlock": true,
        //修复代码块"复制代码"换行消失的问题
        "fixCodeCopy": true,
        //修复表格排版内含有多媒体导致元素戳破表格的问题
        "fixTableLayout": true,
        //后台轮询新消息
        "QueryMessage": true,
        //后台轮询消息间隔,单位为秒
        "QueryMessageInterval": 60,
        //板块页点击"下一页"按钮是否记住当前页码
        "rememberPage": true,
        //美化右侧回到顶部按钮
        "animateGoToTopButton": true,
        //固定顶栏在顶部
        "pinnedTopBar": true,
        //顶栏弹出菜单美化&对齐
        "fixTopBarPopMenu": true,
        //主题悬浮预览
        "hoverPreviewTheme": true
    };
    var jq = jQuery;
    if (conf.fixCodeBlock) {
        jq("body").append("<style id=\"fixCodeBlock\">.hljs > ::-webkit-scrollbar {background: #00000000;height: 5px}.hljs > ::-webkit-scrollbar-thumb{background:#0000005c;border-radius: 3px;}.pl .blockcode{overflow-x:auto;padding: 10px 0 20px 10px;}.blockcode ol{overflow-x: unset;}.hljs{display:unset;}.pl .blockcode em{position: absolute;margin-top: 3px;}.pl .blockcode ol{margin: 0 0 0px -10px!important;padding: 0 0 0px 20px !important;}</style>");
    }
    if (conf.fixTableLayout) {
        jq("body").append("<style id=\"fixTableLayout\">.pl table.t_table{table-layout: fixed;}.pl table.t_table[style*=\"px\"]{table-layout: auto;}</style>");
    }
    if (conf.fixCodeCopy) {
        copycode = function (obj) {
            if (!obj)
                return false;
            var count = obj.children[0].children.length;
            var code = "";
            for (i = 0; i < count; i++) {
                code += obj.children[0].children[i].innerText + "\r\n";
            }
            setCopy(code, '代码已复制到剪贴板');
        };
    }
    if (conf.QueryMessage) {
        setInterval(function () {
            jq.get("https://www.mcbbs.net/", function (d) {
                var dom = jq(d);
                var el = dom.filter("script[src*=html5notification]");
                var ut = dom.find(".user_tools");
                var pum = dom.filter("#myprompt_menu");
                jq(".user_tools").html(ut.html());
                jq("#myprompt_menu").html(pum.html());
                jq("title").text(NOTICECURTITLE);
                if (el.length !== 0) {
                    if (!window.Html5notification) {
                        jq.get(el[0].src, function (s) {
                            eval(s);
                        });
                    }
                    var s = el.nextUntil("div").last().text();
                    eval(s);
                    noticeTitle();
                }
            });
        }, conf.QueryMessageInterval * 1000);
    }
    if (conf.rememberPage) {
        jq(document).ready(function () {
            if ($('autopbn')) {
                var npbtn = $('autopbn')
                var dc = npbtn.onclick;
                npbtn.onclick = function () {
                    var nextpageurl = this.getAttribute('rel').valueOf();
                    var curpage = parseInt(this.getAttribute('curpage').valueOf());
                    this.setAttribute('curpage', curpage + 1);
                    nextpageurl = nextpageurl.replace(/&page=\d+/, '&page=' + (curpage + 1));
                    history.replaceState(null, null, nextpageurl);
                    dc();
                };
            }
        });
    }
    if (conf.animateGoToTopButton) {
        jq("body").append("<style id=\"GoToTopButton\">#scrolltop{opacity:0;transform:scale(0.7);pointer-events:none;bottom: 270px;transform-origin: 0 50%;visibility:visible;margin-left:-5px;}</style>");
        showTopLink = function () {
            var ft = $('ft');
            if (ft) {
                var scrolltop = $('scrolltop');
                var viewPortHeight = parseInt(document.documentElement.clientHeight);
                var scrollHeight = parseInt(document.body.getBoundingClientRect().top);
                var basew = parseInt(ft.clientWidth);
                var sw = scrolltop.clientWidth;
                if (scrolltop.style.transitionDuration == "") scrolltop.style.transitionDuration = ".1s";
                if (basew < 1000) {
                    var left = parseInt(fetchOffset(ft)['left']);
                    left = left < sw ? left * 2 - sw : left;
                    scrolltop.style.left = (basew + left + 44) + 'px';
                } else {
                    scrolltop.style.left = 'auto';
                    scrolltop.style.right = 0;
                }
                if (BROWSER.ie && BROWSER.ie < 7) {
                    scrolltop.style.top = viewPortHeight - scrollHeight - 150 + 'px';
                }
                if (scrollHeight < -100) {
                    scrolltop.style.opacity = 1;
                    scrolltop.style.transform = "scale(1)";
                    scrolltop.style.pointerEvents = "unset";
                    scrolltop.style.marginLeft = "unset";
                } else {
                    scrolltop.style.opacity = "";
                    scrolltop.style.transform = "";
                    scrolltop.style.pointerEvents = "";
                    scrolltop.style.marginLeft = "";
                }
            }
        }
        showTopLink();
    }
    if (conf.pinnedTopBar) {
        jq("body").append("<style id=\"pinnedTopBar\">#toptb{position: fixed;width: 100%;z-index:790;top:0;box-shadow: #0000004f 3px 3px 5px 1px;}.mc_map_wp{padding-top: 45px;}#scbar_type_menu{top:38px!important}#user_info_menu,#myprompt_menu,#usertools_menu,#sslct_menu {position:fixed!important;top:47px!important}</style>");
    }
    if (conf.fixTopBarPopMenu) {
        jq("body").append("<style id=\"fixTopBarPopMenu\">div#user_info_menu {margin-top: 5px;}.user_info_menu_info > li {margin-top: 2px;}a.rank {padding: 2px 7px!important; border-radius: 14px;}a.rank:hover {text-decoration: none;}ul.user_info_menu_btn {padding-top: 6px;}ul.user_info_menu_btn>li>a:hover {background: #36b030;color: white;}ul.user_info_menu_btn>li>a {padding: 5px 8px;border-radius: 5px;}ul.user_info_menu_btn>li>a[onclick]:hover {background: red;}#myprompt_menu {margin-left: -10px;}#myprompt_menu,#usertools_menu,#sslct_menu { z-index:791!important;margin-top: 5px!important;border: 1px solid #d1d1d1;min-width: unset;border-radius: 5px;}#myprompt_menu>li>a, #usertools_menu>li>a {border: none; border-radius: 5px;text-align: center;padding: 3px 15px;}#myprompt_menu>li>a:hover, #usertools_menu>li>a:hover {background: #36b030;color: white;}div#sslct_menu {margin-left: 16px;padding-left: 14px;}.sslct_btn {border: none!important;width: 15px;height: 15px;padding: 2px;}.sslct_btn i {border-radius: 50%;width: 13px;height: 13px;}</style>");
    }
    if (conf.hoverPreviewTheme) {
        jq(document).ready(function () {
            jq(".sslct_btn").first().on("mouseover", function () {
                previewstyle = getcookie('extstyle');
                extstyle('./template/mcbbs/style/default');
            });
            jq(".sslct_btn").last().on("mouseover", function () {
                previewstyle = getcookie('extstyle');
                extstyle('./template/mcbbs/style/winter');
            });
            jq(".sslct_btn").last().on("click", function () {
                previewstyle = './template/mcbbs/style/winter'
            });
            jq(".sslct_btn").first().on("click", function () {
                previewstyle = './template/mcbbs/style/default'
            });
            jq(".sslct_btn").on("mouseout", function () {
                extstyle(previewstyle);
            });
        });
    }
})();