some tweaking here and there

routes/homepage.js

@@ -91,4 +91,62 @@ router.get('/mostSaved', async (req, res) => {
     }
 });
 
+router.get('/categories', async (req, res) => {
+    try{
+        const categories = await db.query(`SELECT name, description, count(posts) AS count FROM category`);
+
+        if(categories.length == 0) return res.status(400).json({error: "Categories do not exist"});
+
+        res.status(200).json({categories});
+    }
+    catch(err){
+        console.log(err);
+        res.status(500).json({error: "Internal server error"});
+    }
+});
+
+router.get('/category/:name/', async (req, res) => {
+    try{
+        const name = req.params.name;
+
+        const category = await db.query(`SELECT posts FROM category WHERE name = string::lowercase("${name}")`);
+        //reverse the array so the latest posts are first
+        category[0].posts.reverse();
+
+        if(category.length == 0) return res.status(400).json({error: "Category does not exist"});
+
+        postarray = []
+
+        //select woth the id
+        for(const id of category[0].posts){
+            const post = await db.query(`SELECT title, date, viewcount, id, author FROM posts WHERE id = "posts:${id}"`);
+            //remopve posts: from the id
+            post[0].id = post[0].id.split(":")[1];
+            postarray.push(post[0]);
+        }
+
+        res.status(200).json({postarray});
+    }
+    catch(err){
+        console.log(err);
+        res.status(500).json({error: "Internal server error"});
+    }
+});
+
+router.get('/category/details/:name/', async (req, res) => {
+    try{
+        const name = req.params.name;
+
+        const category = await db.query(`SELECT description FROM category WHERE name = string::lowercase("${name}")`);
+
+        if(category.length == 0) return res.status(400).json({error: "Category does not exist"});
+
+        res.status(200).json({description: category[0].description});
+    }
+    catch(err){
+        console.log(err);
+        res.status(500).json({error: "Internal server error"});
+    }
+});
+
 module.exports = router;