Added liking and security measures

features/posts/CREATE_post.js

@@ -8,6 +8,7 @@ const {
   imageLinkForFile,
   removeUploadedFile,
 } = require("../../middleware/post_upload");
+const driver = require("../../graph_db");
 
 async function create_post(req, res) {
   try {
@@ -23,7 +24,22 @@ async function create_post(req, res) {
           "WITH created AS (INSERT INTO posts (title, text, author_id, image_link) VALUES ($1, $2, $3, $4) RETURNING id, title, text, author_id, image_link, created_at) SELECT created.*, people.username AS author_username FROM created LEFT JOIN people ON people.id = created.author_id",
           [title, text, author_id, imageLink],
         );
-        res.status(201).json(rows[0]);
+        const post = rows[0];
+        try {
+          await driver.executeQuery(
+            "CREATE (p:Post {db_id: $db_id, author_id: $author_id, created_at: datetime()})",
+            { db_id: Number(post.id), author_id: Number(post.author_id) },
+            { database: process.env.GRAPH_DB_NAME },
+          );
+        } catch (graphErr) {
+          await pool.query("DELETE FROM posts WHERE id = $1", [post.id]).catch(() => {});
+          throw graphErr;
+        }
+        res.status(201).json({
+          ...post,
+          like_count: 0,
+          liked_by_me: false,
+        });
       } catch (err) {
         await removeUploadedFile(req.file);
         throw err;