MediaWiki:Gadget-RightToolbar.js：修订间差异

/* ================================================================
   MediaWiki Gadget: Custom Tools Bar（多语言时间显示版）
   功能：
   - 回到顶部 / 回到底部按钮
   - 实时时钟（显示浏览器时区 + UTC）
   - 根据用户语言切换日期时间格式
   - 深色模式自动适配
   - 动态显示按钮 + 平滑动画
   ================================================================= */

mw.loader.using(['mediawiki.util', 'mediawiki.user'], function () {

    function updateClock(userLang) {
        var now = new Date();

        // 使用 Intl.DateTimeFormat 根据用户语言格式化
        var localFormatter = new Intl.DateTimeFormat(userLang, {
            year: 'numeric', month: '2-digit', day: '2-digit',
            hour: '2-digit', minute: '2-digit', second: '2-digit',
            hour12: false, timeZoneName: 'short'
        });
        var localStr = localFormatter.format(now);

        // UTC 格式
        var utcFormatter = new Intl.DateTimeFormat('en-US', {
            year: 'numeric', month: '2-digit', day: '2-digit',
            hour: '2-digit', minute: '2-digit', second: '2-digit',
            hour12: false, timeZone: 'UTC', timeZoneName: 'short'
        });
        var utcStr = utcFormatter.format(now);

        $('#current-local').text(localStr);
        $('#current-utc').text(utcStr);
    }

    $(function () {
        var isMobile = window.innerWidth <= 768;

        /* ---------- 获取用户语言 ---------- */
        var userLang = mw.config.get('wgUserLanguage') || 'en';

        /* ---------- 深色模式检测 ---------- */
        const isDark = window.matchMedia('(prefers-color-scheme: dark)').matches;
        const bg = isDark ? 'rgba(40,40,40,0.85)' : 'rgba(255,255,255,0.85)';
        const border = isDark ? '#555' : '#aaa';
        const color = isDark ? '#eee' : '#333';

        /* ---------- 工具栏容器 ---------- */
        var $container = $('<div id="mw-custom-tools"></div>').css({
            position: 'fixed',
            bottom: '120px',
            right: '50px',
            display: 'flex',
            flexDirection: 'column',
            alignItems: 'flex-end',
            gap: '5px',
            zIndex: 9999,
            opacity: 0,
            transform: 'translateY(20px)',
        }).appendTo('body');

        /* ---------- 按钮生成函数 ---------- */
        function createButton(id, text, tooltip, clickHandler) {
            return $('<div></div>', { id: id, title: tooltip, text: text }).css({
                padding: '5px 10px',
                fontSize: '12px',
                background: bg,
                border: '1px solid ' + border,
                borderRadius: '4px',
                boxShadow: '0 1px 3px rgba(0,0,0,0.2)',
                color: color,
                cursor: 'pointer',
                textAlign: 'center',
                opacity: 0.7,
                transition: 'background 0.3s, opacity 0.3s, transform 0.3s',
                backdropFilter: 'blur(4px)'
            }).hover(
                function () { $(this).css({ background: isDark ? '#555' : '#ddd', opacity: 1 }); },
                function () { $(this).css({ background: bg, opacity: 0.7 }); }
            ).click(clickHandler);
        }

        /* ---------- 回到顶部 / 底部按钮 ---------- */
        var $topButton = createButton('mw-scroll-top', '▲', '回到顶部', function () {
            $('html, body').animate({ scrollTop: 0 }, { duration: 500, easing: 'swing' });
        });
        var $bottomButton = createButton('mw-scroll-bottom', '▼', '回到底部', function () {
            $('html, body').animate({ scrollTop: $(document).height() }, { duration: 500, easing: 'swing' });
        });

        /* ---------- 时钟区域（桌面端） ---------- */
        if (!isMobile) {
            var $clockDiv = $('<div id="current-clock"></div>').css({
                padding: '6px 12px',
                fontSize: '12px',
                background: bg,
                border: '1px solid ' + border,
                borderRadius: '4px',
                boxShadow: '0 1px 3px rgba(0,0,0,0.2)',
                color: color,
                textAlign: 'center',
                lineHeight: '1.4',
                backdropFilter: 'blur(4px)'
            }).append(
                $('<div id="current-local">加载中...</div>'),
                $('<div id="current-utc">加载中...</div>')
            );
            $container.append($clockDiv);
        }

        /* ---------- 组装按钮 ---------- */
        $container.append($topButton, $bottomButton);

        /* ---------- 初次进入的动画效果 ---------- */
        $container.animate({ opacity: 1, transform: 'translateY(0)' }, 600);

        /* ---------- 时钟定时更新 ---------- */
        if (!isMobile) {
            updateClock(userLang);
            setInterval(function () { updateClock(userLang); }, 1000);
        }

        /* ---------- 滚动动态控制按钮显示 ---------- */
        $topButton.hide();
        $(window).on('scroll', function () {
            var scrollTop = $(this).scrollTop();
            if (scrollTop > 200) {
                $topButton.fadeIn();
            } else {
                $topButton.fadeOut();
            }
        });
    });
});