MediaWiki:Mainpage.js：修订间差异

2026年10月29日 (四) 10:29的最新版本

$(function () {
    var sources = [
        { name: 'mcstatus.io', url: 'https://api.mcstatus.io/v2/status/bedrock/ld.cmsy.xyz:19132' },
        { name: 'mcsrvstat.us', url: 'https://api.mcsrvstat.us/bedrock/3/ld.cmsy.xyz:19132' }
    ];
    var inFlight = false;
    var lastKnown = null;

    function normalize(data, source) {
        if (!data || typeof data.online !== 'boolean') return null;
        var checkedAt = source.name === 'mcstatus.io' ? data.retrieved_at
            : data.debug && data.debug.cachetime * 1000;
        if (typeof checkedAt !== 'number' || !Number.isFinite(checkedAt)
            || Date.now() - checkedAt > 10 * 60 * 1000 || checkedAt > Date.now() + 120000) return null;
        return {
            online: data.online,
            players: data.players,
            version: source.name === 'mcstatus.io' ? data.version && data.version.name : data.version,
            checkedAt: checkedAt,
            source: source.name
        };
    }

    function show(result) {
        inFlight = false;
        if (!result) {
            $('#online-player').text('状态未知');
            $('#online-ver').text('');
            $('#online-desc').text('暂时无法查询服务器状态，稍后自动重试。'
                + (lastKnown ? '上次确认：' + lastKnown + '。' : ''));
            return;
        }
        var time = new Date(result.checkedAt).toLocaleTimeString('zh-CN', { hour12: false });
        var origin = '来源 ' + result.source + '，检测时间 ' + time + '（结果有缓存）。';
        if (result.online) {
            var players = result.players || {};
            var online = Number.isInteger(players.online) && players.online >= 0;
            var max = Number.isInteger(players.max) && players.max >= 0;
            $('#online-player').text(online ? players.online + (max ? '/' + players.max : ' 人在线') : '服务器在线');
            $('#online-ver').text(typeof result.version === 'string' ? 'Ver ' + result.version : '');
            $('#online-desc').text('服务器在线。' + origin);
            lastKnown = '在线（' + time + '）';
        } else {
            $('#online-player').text('未响应');
            $('#online-ver').text('');
            $('#online-desc').text('第三方检测未收到服务器响应，请稍后重试。' + origin);
            lastKnown = '未响应（' + time + '）';
        }
    }

    function query(index, candidate) {
        if (index >= sources.length) {
            show(candidate);
            return;
        }
        var source = sources[index];
        $.ajax({ url: source.url, dataType: 'json', timeout: 10000 })
            .done(function (data) {
                var result = normalize(data, source);
                if (result && result.online) {
                    show(result);
                } else {
                    var latest = result && (!candidate || result.checkedAt > candidate.checkedAt) ? result : candidate;
                    query(index + 1, latest);
                }
            })
            .fail(function () { query(index + 1, candidate); });
    }

    function getServerStatus() {
        if (inFlight || document.hidden) return;
        inFlight = true;
        query(0, null);
    }

    getServerStatus();
    window.setInterval(getServerStatus, 60000);
    document.addEventListener('visibilitychange', function () {
        if (!document.hidden) getServerStatus();
    });
});