tweaking and adding homepage with trending and so on

routes/search.js

@@ -0,0 +1,43 @@
+const db = require('../surreal');
+const router = require('express').Router();
+
+router.post('/:search', async (req, res) => {
+    try{
+        const {type, category} = req.body;
+        const search = req.params.search;
+
+        if (type === 'user') {
+            const users = await db.query(`SELECT username, array::len(posts) AS posts_len, search::score(1) AS score FROM users WHERE username @1@ '${search}' ORDER BY score DESC;`);
+            res.status(200).json(users);
+        } 
+        
+        else if (type === 'post') {
+            let query = `SELECT category, title, content, author, date, array::len(likes) AS likes_len, array::len(comments) AS comments_len, array::len(saves) AS saves_len, search::score(1) AS score FROM posts WHERE title @1@ '${search}')`;
+            if (category) {
+                //check if category is json array
+                if(category instanceof Array) {
+                    query += ' AND (';
+                    for(let i = 0; i < category.length; i++) {
+                        if(i != 0) query += ' OR ';
+                        query += `category = '${category[i]}'`;
+                    }
+                    query += ')';
+                }
+                else query += ` AND category = '${category}'`;
+            }
+            console.log(query)
+            query += ' ORDER BY score DESC;';
+            const posts = await db.query(query);
+            res.status(200).json(posts);
+        }
+        
+        else {
+            res.status(400).json({error: 'Invalid type'});
+        }
+    }
+    catch(err){
+        res.status(500).json({error: err});
+    }
+});
+
+module.exports = router;