refactor(billing): simplify promo code payment flow

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: Dobrunia Kostrigin

migrations/20260615140000-add-promo-code-indexes.js

@@ -1,29 +1,40 @@
 /**
- * @file Migration to add indexes for promoCodes and promoCodeUsages collections
+ * @file Indexes required by promo code validation and reservation flow
  */
 module.exports = {
   async up(db) {
     const promoCodes = db.collection('promoCodes');
-    const promoCodeUsages = db.collection('promoCodeUsages');
+    const usages = db.collection('promoCodeUsages');
 
     await promoCodes.createIndex({ value: 1 }, { unique: true });
-
-    await promoCodeUsages.createIndex({ promoCodeId: 1 });
-    await promoCodeUsages.createIndex({ promoCodeId: 1, userId: 1 }, { unique: true });
-    await promoCodeUsages.createIndex({ promoCodeId: 1, workspaceId: 1 }, { unique: true });
-    await promoCodeUsages.createIndex({ workspaceId: 1 });
-    await promoCodeUsages.createIndex({ userId: 1 });
+    await usages.createIndex({ promoCodeId: 1, userId: 1 }, { unique: true });
+    await usages.createIndex({ promoCodeId: 1, workspaceId: 1 }, { unique: true });
+    await usages.createIndex(
+      { transactionId: 1 },
+      {
+        unique: true,
+        partialFilterExpression: { transactionId: { $type: 'string' } },
+      }
+    );
+    await usages.createIndex(
+      { promoCodeId: 1, ordinal: 1 },
+      {
+        unique: true,
+        partialFilterExpression: { ordinal: { $type: 'number' } },
+      }
+    );
+    await usages.createIndex({ reservationExpiresAt: 1 }, { expireAfterSeconds: 0 });
   },
 
   async down(db) {
-    const promoCodes = db.collection('promoCodes');
-    const promoCodeUsages = db.collection('promoCodeUsages');
+    await db.collection('promoCodes').dropIndex('value_1');
+
+    const usages = db.collection('promoCodeUsages');
 
-    await promoCodes.dropIndex('value_1');
-    await promoCodeUsages.dropIndex('promoCodeId_1');
-    await promoCodeUsages.dropIndex('promoCodeId_1_userId_1');
-    await promoCodeUsages.dropIndex('promoCodeId_1_workspaceId_1');
-    await promoCodeUsages.dropIndex('workspaceId_1');
-    await promoCodeUsages.dropIndex('userId_1');
+    await usages.dropIndex('promoCodeId_1_userId_1');
+    await usages.dropIndex('promoCodeId_1_workspaceId_1');
+    await usages.dropIndex('transactionId_1');
+    await usages.dropIndex('promoCodeId_1_ordinal_1');
+    await usages.dropIndex('reservationExpiresAt_1');
   },
 };

package.json

@@ -1,6 +1,6 @@
 {
   "name": "hawk.api",
-  "version": "1.6.0",
+  "version": "1.5.13",
   "main": "index.ts",
   "license": "BUSL-1.1",
   "scripts": {
@@ -42,7 +42,7 @@
     "@graphql-tools/schema": "^8.5.1",
     "@graphql-tools/utils": "^8.9.0",
     "@hawk.so/nodejs": "^3.3.2",
-    "@hawk.so/types": "^0.6.3",
+    "@hawk.so/types": "^0.5.9",
     "@n1ru4l/json-patch-plus": "^0.2.0",
     "@node-saml/node-saml": "^5.0.1",
     "@octokit/oauth-methods": "^4.0.0",