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fix: enforce catalog integrity for order item creation #59

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fix: enforce catalog integrity for order item creation #59

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fix: enforce catalog integrity for order item creation
dharapandya85 Mar 4, 2026
ba3d53b
fix: add type guard and safe property checks for parsedItems validation
dharapandya85 Apr 8, 2026
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3 changes: 3 additions & 0 deletions backend/db.js
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Original file line number Diff line number Diff line change
Expand Up @@ -242,6 +242,9 @@ export const database = {

createOrder({ spotId, userId, items }) {
const parsedItems = items.map((item) => {
if ('name' in item || 'unitPrice' in item || 'total' in item) {
throw new Error('Do not provide name, unitPrice, or total. These are derived from catalog. ')
}
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const quantity = Number(item.quantity || 0);
if (!item.productId || !Number.isInteger(quantity) || quantity <= 0) {
throw new Error('Each order item must include productId and a positive integer quantity');
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