Add product and storage management routes and database functions

backend/routes/app/database/products.database.js

@@ -9,4 +9,59 @@ const pool = mysql
     password: process.env.DB_PASSWORD,
     database: process.env.DB_NAME,
   })
-  .promise();
+  .promise();
+
+export const newProduct = async (
+  name,
+  description,
+  price,
+  amount,
+  storage_location,
+  expiry_date,
+  bottling_date,
+) => {
+  const [result] = await pool.query(
+    "INSERT INTO products (name, description, price, amount, storage_location, expiry_date, bottling_date) VALUES (?, ?, ?, ?, UUID_TO_BIN(?), ?, ?)",
+    [
+      name,
+      description,
+      price,
+      amount,
+      storage_location,
+      expiry_date,
+      bottling_date,
+    ],
+  );
+
+  if (result.affectedRows > 0) {
+    return { code: "sp001" }; // success
+  } else {
+    return { code: "ep001" }; // error
+  }
+};
+
+export const allProducts = async () => {
+  const [result] = await pool.query(`
+    SELECT 
+  BIN_TO_UUID(p.uuid)            AS uuid,
+  p.name,
+  p.description,
+  p.price,
+  p.amount,
+  BIN_TO_UUID(s.uuid)            AS storage_location_uuid,
+  s.name                         AS storage_location_name,
+  p.expiry_date,
+  p.bottling_date,
+  p.picture,
+  p.created_at,
+  p.updated_at
+  FROM products p
+  JOIN storage_locations s ON p.storage_location = s.uuid
+  `);
+
+  if (result.length > 0) {
+    return { code: "sp002", data: result };
+  } else {
+    return { code: "ep002" };
+  }
+};