feat: Initial commit of backend services and AGENTS.md

backend/routes/posts.js

@@ -0,0 +1,63 @@
+const express = require("express");
+const Post = require("../models/Post");
+const auth = require("../middleware/auth");
+
+const router = express.Router();
+
+// Get all posts
+router.get("/", async (req, res) => {
+  try {
+    const posts = await Post.find().populate("user", ["name"]);
+    res.json(posts);
+  } catch (err) {
+    console.error(err.message);
+    res.status(500).send("Server error");
+  }
+});
+
+// Create a post
+router.post("/", auth, async (req, res) => {
+  const { content, imageUrl } = req.body;
+
+  try {
+    const newPost = new Post({
+      user: req.user.id,
+      content,
+      imageUrl,
+    });
+
+    const post = await newPost.save();
+    res.json(post);
+  } catch (err) {
+    console.error(err.message);
+    res.status(500).send("Server error");
+  }
+});
+
+// Like a post
+router.put("/like/:id", auth, async (req, res) => {
+  try {
+    const post = await Post.findById(req.params.id);
+    if (!post) {
+      return res.status(404).json({ msg: "Post not found" });
+    }
+
+    // Check if the post has already been liked by this user
+    if (
+      post.likes.filter((like) => like.toString() === req.user.id).length > 0
+    ) {
+      return res.status(400).json({ msg: "Post already liked" });
+    }
+
+    post.likes.unshift(req.user.id);
+
+    await post.save();
+
+    res.json(post.likes);
+  } catch (err) {
+    console.error(err.message);
+    res.status(500).send("Server error");
+  }
+});
+
+module.exports = router;