feat: implement full backend API for Pantree Phase 1 MVP

src/routes/pantry.js

@@ -0,0 +1,58 @@
+'use strict';
+
+const express = require('express');
+const router = express.Router();
+const pantryService = require('../services/pantryService');
+const { authenticate } = require('../middleware/authenticate');
+const { validate } = require('../utils/validate');
+const { addPantryItemSchema, updatePantryItemSchema } = require('../utils/validation');
+
+// All pantry routes require authentication
+router.use(authenticate);
+
+// GET /v1/pantry
+router.get('/', async (req, res, next) => {
+  try {
+    const items = await pantryService.getPantryItems(req.user.sub);
+    return res.status(200).json({
+      items,
+      synced_at: new Date().toISOString(),
+    });
+  } catch (err) {
+    return next(err);
+  }
+});
+
+// POST /v1/pantry
+router.post('/', async (req, res, next) => {
+  try {
+    const data = validate(addPantryItemSchema, req.body);
+    const item = await pantryService.addPantryItem(req.user.sub, data);
+    return res.status(201).json({ item });
+  } catch (err) {
+    return next(err);
+  }
+});
+
+// PUT /v1/pantry/:item_id
+router.put('/:item_id', async (req, res, next) => {
+  try {
+    const data = validate(updatePantryItemSchema, req.body);
+    const item = await pantryService.updatePantryItem(req.user.sub, req.params.item_id, data);
+    return res.status(200).json({ item });
+  } catch (err) {
+    return next(err);
+  }
+});
+
+// DELETE /v1/pantry/:item_id
+router.delete('/:item_id', async (req, res, next) => {
+  try {
+    await pantryService.deletePantryItem(req.user.sub, req.params.item_id);
+    return res.status(204).send();
+  } catch (err) {
+    return next(err);
+  }
+});
+
+module.exports = router;