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fix: race conditions

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This commit is contained in:
Face 2025-05-31 12:56:38 +03:00
parent 5eda7b0953
commit 8d12c679ae
7 changed files with 230 additions and 205 deletions
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5
website/src/routes/api/promo/verify/+server.ts
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@ -33,6 +33,7 @@ export const POST: RequestHandler = async ({ request }) => {
})
.from(promoCode)
.where(eq(promoCode.code, normalizedCode))
.for('update')
.limit(1);
if (!promoData) {
@ -64,7 +65,8 @@ export const POST: RequestHandler = async ({ request }) => {
const [{ totalUses }] = await tx
.select({ totalUses: count() })
.from(promoCodeRedemption)
.where(eq(promoCodeRedemption.promoCodeId, promoData.id));
.where(eq(promoCodeRedemption.promoCodeId, promoData.id))
.for('update');
if (totalUses >= promoData.maxUses) {
return json({ error: 'This promo code has reached its usage limit' }, { status: 400 });
@ -75,6 +77,7 @@ export const POST: RequestHandler = async ({ request }) => {
.select({ baseCurrencyBalance: user.baseCurrencyBalance })
.from(user)
.where(eq(user.id, userId))
.for('update')
.limit(1);
if (!userData) {