Merge remote-tracking branch 'upstream/master' into refac/improve-searxng-queries

src/app/api/discover/route.ts

@@ -1,55 +1,79 @@
 import { searchSearxng } from '@/lib/searxng';
 
-const articleWebsites = [
-  'yahoo.com',
-  'www.exchangewire.com',
-  'businessinsider.com',
-  /* 'wired.com',
-  'mashable.com',
-  'theverge.com',
-  'gizmodo.com',
-  'cnet.com',
-  'venturebeat.com', */
-];
+const websitesForTopic = {
+  tech: {
+    query: ['technology news', 'latest tech', 'AI', 'science and innovation'],
+    links: ['techcrunch.com', 'wired.com', 'theverge.com'],
+  },
+  finance: {
+    query: ['finance news', 'economy', 'stock market', 'investing'],
+    links: ['bloomberg.com', 'cnbc.com', 'marketwatch.com'],
+  },
+  art: {
+    query: ['art news', 'culture', 'modern art', 'cultural events'],
+    links: ['artnews.com', 'hyperallergic.com', 'theartnewspaper.com'],
+  },
+  sports: {
+    query: ['sports news', 'latest sports', 'cricket football tennis'],
+    links: ['espn.com', 'bbc.com/sport', 'skysports.com'],
+  },
+  entertainment: {
+    query: ['entertainment news', 'movies', 'TV shows', 'celebrities'],
+    links: ['hollywoodreporter.com', 'variety.com', 'deadline.com'],
+  },
+};
 
-const topics = ['AI', 'tech']; /* TODO: Add UI to customize this */
+type Topic = keyof typeof websitesForTopic;
 
 export const GET = async (req: Request) => {
   try {
     const params = new URL(req.url).searchParams;
+
     const mode: 'normal' | 'preview' =
       (params.get('mode') as 'normal' | 'preview') || 'normal';
+    const topic: Topic = (params.get('topic') as Topic) || 'tech';
+
+    const selectedTopic = websitesForTopic[topic];
 
     let data = [];
 
     if (mode === 'normal') {
+      const seenUrls = new Set();
+
       data = (
-        await Promise.all([
-          ...new Array(articleWebsites.length * topics.length)
-            .fill(0)
-            .map(async (_, i) => {
+        await Promise.all(
+          selectedTopic.links.flatMap((link) =>
+            selectedTopic.query.map(async (query) => {
               return (
-                await searchSearxng(
-                  `site:${articleWebsites[i % articleWebsites.length]} ${topics[i % topics.length]
-                  }`,
-                  {
-                    categories: ['news'],
-                    time_range: ['month'],
-                    pageno: 1,
-                  },
-                )
+                await searchSearxng(`site:${link} ${query}`, {
+                  categories: ['news'],
+                  time_range: ['month'],
+                  language: 'en',
+                  pageno: 1,
+                })
               ).results;
             }),
-        ])
+          ),
+        )
       )
-        .map((result) => result)
         .flat()
+        .filter((item) => {
+          const url = item.url?.toLowerCase().trim();
+          if (seenUrls.has(url)) return false;
+          seenUrls.add(url);
+          return true;
+        })
         .sort(() => Math.random() - 0.5);
     } else {
       data = (
         await searchSearxng(
-          `site:${articleWebsites[Math.floor(Math.random() * articleWebsites.length)]} ${topics[Math.floor(Math.random() * topics.length)]}`,
-          { categories: ['news'], time_range: ['month'], pageno: 1 },
+          `site:${selectedTopic.links[Math.floor(Math.random() * selectedTopic.links.length)]} ${selectedTopic.query[Math.floor(Math.random() * selectedTopic.query.length)]}`,
+          {
+            categories: ['news'],
+            time_range: ['month'],
+            language: 'en',
+            pageno: 1,
+          },
         )
       ).results;
     }