Update upgrading to use the inventory item DB id

.gitignore

@@ -38,4 +38,4 @@ next-env.d.ts
 # vscode
 .vscode
 
-database.db
+/database.db

src/pages/api/user/[userId]/inventory-items.ts

@@ -50,9 +50,8 @@ export default async function handler(
       const { itemId } = req.body;
       const db = await dbConnection;
 
-      const invSql = "SELECT id,tier,store_item_id FROM inventory_item WHERE id = ? AND user_id = ?";
-      
-      const invItem = await db.get(invSql, [itemId, userId]);
+      const invItem = await db.get(`SELECT id,tier,store_item_id FROM inventory_item
+                                    WHERE id = ? AND user_id = ?`, [itemId, userId]);
 
       const storeItem = gameConfig.store.find((item) => item.id == invItem.store_item_id);
       if (storeItem == undefined) {
@@ -71,8 +70,7 @@ export default async function handler(
         await db.run("BEGIN");
         await db.run(`UPDATE bank_account SET balance = balance - ?
                       WHERE user_id = ?`, [upgradePrice, userId]);
-        await db.run(`UPDATE inventory_item SET tier = tier + 1
-                      WHERE user_id = ? AND store_item_id = ?;`, [userId, itemId]);
+        await db.run(`UPDATE inventory_item SET tier = tier + 1 WHERE id = ?`, [itemId]);
         await db.run("INSERT INTO upgrade_event(inventory_item_id) VALUES ( ? )", [invItem.store_item_id]);
         await db.run("COMMIT");
       } catch (error) {

test-endpoints.restclient

@@ -35,7 +35,7 @@ POST http://localhost:3000/api/user/1/inventory-items/
 # Upgrade an owned item
 PUT http://localhost:3000/api/user/1/inventory-items/
 :headers
-{ "itemId" : "item1" }
+{ "itemId" : 1 }
 
 # Get stakes
 GET http://localhost:3000/api/user/1/stakes/