inventory system now functional, TODO: add mbucks cmds, allow item usage

src/items/lootbox.ts

@@ -0,0 +1,9 @@
+import { getInventory, updateInventory } from "../lib/userHelper";
+
+export async function changeLootboxCount(username: string, amount = -1): Promise<itemChangeResult> {
+    let inv = await getInventory(username)
+    if (amount < 0 && inv.lootbox+ amount < 0) return {result: false, count: inv.lootbox}
+    inv.lootbox += amount
+    await updateInventory(username, inv)
+    return {result: true, count: inv.lootbox}
+}