blog/themes/Ying/layouts/page/links.html

{{ define "main" }}
<div id="pjax-container">
    <style>
        .links ul>li {
            position: relative;
            padding-left: 1.75em;
        }

        .links a {
            color: var(--link-color-light);
            font-weight: 500;
            text-decoration: none;
        }

        .links li {
            margin-top: .5em;
            margin-bottom: .5em;
        }

        .links ul>li:before {
            content: "";
            position: absolute;
            background-color: #d1d5db;
            border-radius: 50%;
            width: .375em;
            height: .375em;
            top: .6875em;
            left: .25em;
        }

        .url-name {
            position: relative;
            display: inline-block;
        }

        .url-name::before {
            content: "";
            position: absolute;
            height: 12px;
            bottom: 3px;
            left: -4px;
            z-index: -1;
            background-color: #5d5d5d;
            opacity: .3;
            transform: skew(-35deg);
            transition: opacity .2s ease;
            border-radius: 3px 8px 10px 6px;
            transition: 0.1s ease background-color;
            width: 112%;
        }

        .url-name:hover::before {
            opacity: 0.5;
        }

        [data-theme="dark"] .links a {
            color: var(--link-color-dark);
        }

        [data-theme="dark"] .url-name::before {
            background-color: #e5e7eb;
            opacity: 0.18;
        }

        [data-theme="dark"] .url-name:hover::before {
            opacity: 0.35;
        }
    </style>
    <div class="post-content" itemprop="articleBody">
        <div class="links">
            <ul id="links-list" uk-scrollspy="target: > li; cls: uk-animation-slide-bottom-small; delay: 50">
            </ul>
        </div>
    </div>

    <script>
    (function() {
        var list = document.getElementById('links-list');
        if (!list) return;

        var CACHE_KEY = 'friend-links-v1';
        var CACHE_OPTIONS = {
            version: 2,
            softTtl: 6 * 60 * 60 * 1000,
            hardTtl: 24 * 60 * 60 * 1000,
            validate: function(data) {
                return !!data && Array.isArray(data.links);
            }
        };

        function escapeHtml(value) {
            return String(value || '')
                .replace(/&/g, '&amp;')
                .replace(/</g, '&lt;')
                .replace(/>/g, '&gt;')
                .replace(/"/g, '&quot;')
                .replace(/'/g, '&#39;');
        }

        function renderState(message, className) {
            list.innerHTML = '<li class="' + className + '">' + escapeHtml(message) + '</li>';
        }

        function renderLinks(links) {
            if (!Array.isArray(links) || links.length === 0) {
                renderState('暂无友链数据', 'links-empty');
                return;
            }

            var html = '';
            links.forEach(function(l) {
                html += '<li><a href="' + escapeHtml(l.url) + '" class="url-name" target="_blank" rel="noopener noreferrer">' + escapeHtml(l.name) + '</a><span style="margin-left: 13px;">' + escapeHtml(l.description || '') + '</span></li>';
            });
            list.innerHTML = html;
        }

        function logCache(event, payload) {
            if (window.BrowserCache && typeof window.BrowserCache.log === 'function') {
                window.BrowserCache.log('[LinksCache][' + event + ']', payload);
            }
        }

        function fetchLinks() {
            logCache('fetch', {
                key: window.BrowserCache ? window.BrowserCache.buildKey(CACHE_KEY) : CACHE_KEY,
                softTtl: window.BrowserCache ? window.BrowserCache.formatDuration(CACHE_OPTIONS.softTtl) : CACHE_OPTIONS.softTtl,
                hardTtl: window.BrowserCache ? window.BrowserCache.formatDuration(CACHE_OPTIONS.hardTtl) : CACHE_OPTIONS.hardTtl
            });
            return fetch('https://rssapi.usj.cc/api/links')
                .then(function(res) {
                    if (!res.ok) throw new Error('Failed to fetch links');
                    return res.json();
                })
                .then(function(data) {
                    var links = Array.isArray(data.links) ? data.links : [];
                    var payload = { links: links };
                    window.BrowserCache.write(CACHE_KEY, CACHE_OPTIONS, payload);
                    return payload;
                });
        }

        var cached = window.BrowserCache && window.BrowserCache.read(CACHE_KEY, CACHE_OPTIONS);
        if (cached) {
            logCache('render', {
                key: cached.key,
                age: cached.ageText,
                isFresh: cached.isFresh,
                softTtl: cached.softTtlText,
                hardTtl: cached.hardTtlText
            });
            renderLinks(cached.data.links);
            if (cached.isFresh) {
                return;
            }
        } else {
            renderState('友链加载中...', 'links-loading');
        }

        fetchLinks()
            .then(function(payload) {
                renderLinks(payload.links);
            })
            .catch(function(err) {
                if (window.BrowserCache && window.BrowserCache.isDebug && window.BrowserCache.isDebug()) {
                    console.error('Links Error:', err);
                }
                if (!cached) {
                    renderState('友链加载失败，请稍后刷新重试', 'links-error');
                }
            });
    })();
    </script>
</div>
{{ end }}