feat(route): Add Liyuan Forums Support (#7131)

Co-authored-by: NeverBehave <gayhub@never.pet>

lib/routes/liyuan-forums/threads.js

@@ -0,0 +1,61 @@
+const got = require('@/utils/got');
+
+module.exports = async (ctx) => {
+    const forum_id = ctx.params.forum_id || null;
+    const topic_id = ctx.params.topic_id || null;
+    const user_id = ctx.params.user_id || null;
+
+    const query = ['initial_post=1'];
+
+    let link = 'https://forums.liyuans.com/recent';
+
+    if (forum_id) {
+        query.push(`forum_id=${encodeURIComponent(forum_id)}`);
+        link = `https://forums.liyuans.com/forum/${forum_id}`;
+    }
+
+    if (topic_id) {
+        query.push(`topic_id=${encodeURIComponent(topic_id)}`);
+        link = `https://forums.liyuans.com/topic/${topic_id}`;
+    }
+
+    if (user_id) {
+        query.push(`user_id=${encodeURIComponent(user_id)}`);
+        link = `https://forums.liyuans.com/user/${user_id}`;
+    }
+
+    let qstr = '';
+    if (query.length > 0) {
+        qstr = '?' + query.join('&');
+    }
+
+    const response = await got({
+        method: 'get',
+        url: `https://api.forums.liyuans.com/threads${qstr}`,
+    });
+
+    const data = response.data.data.results;
+
+    ctx.state.data = {
+        title: '梨园',
+        link: link,
+        description: '最新帖子 - 梨园',
+        allowEmpty: true,
+        item: data.map((item) => {
+            let category = [item.forum.name];
+            if (item.topic) {
+                category = category.push(item.topic.name);
+            }
+
+            return {
+                title: item.title,
+                author: item.user.nickname,
+                category: category,
+                description: `@${item.user.username}: ${item.initial_post.thumb}`,
+                pubDate: new Date(item.create_time * 1000).toUTCString(),
+                guid: `Thread_${item.id}`,
+                link: `https://forums.liyuans.com/thread/${item.id}`,
+            };
+        }),
+    };
+};