feat: add invite rewards and redeem codes

backend/src/v1/payments/creem_service.py

@@ -5,6 +5,7 @@ import hmac
 import json
 import logging
 from dataclasses import dataclass
+from datetime import datetime, timezone
 from pathlib import Path
 from typing import Any
 from uuid import UUID, uuid4
@@ -21,6 +22,7 @@ from schemas.domain.points import (
 from schemas.enums import PointsBizType, PointsChangeType, PointsOperatorType
 from v1.payments.creem_client import CreemClient, CreemProduct
 from v1.payments.repository import PaymentRepository
+from v1.points.invite_rewards import grant_invite_rewards_for_creem_payment
 from v1.points.repository import PointsRepository
 
 logger = logging.getLogger(__name__)
@@ -44,8 +46,7 @@ def _load_creem_product_mappings() -> dict[str, CreemProductMapping]:
         return _creem_product_mappings_cache
 
     mapping_path = (
-        Path(__file__).parent.parent.parent
-        / "core/config/static/packages/mapping.yaml"
+        Path(__file__).parent.parent.parent / "core/config/static/packages/mapping.yaml"
     )
     with mapping_path.open("r", encoding="utf-8") as f:
         raw: Any = yaml.safe_load(f) or {}
@@ -265,7 +266,9 @@ class CreemService:
         order_id = order_obj.get("id") if isinstance(order_obj, dict) else None
         customer_obj = obj.get("customer", {})
         customer_id = customer_obj.get("id") if isinstance(customer_obj, dict) else None
-        metadata = obj.get("metadata", {})
+        customer_email = (
+            customer_obj.get("email", "") if isinstance(customer_obj, dict) else ""
+        )
 
         txn = await self._payment_repo.get_creem_transaction_by_checkout_id(
             checkout_id=checkout_id
@@ -336,6 +339,7 @@ class CreemService:
         txn.status = "completed"
         txn.ledger_event_id = event_id
         txn.creem_payload = obj
+        paid_at = datetime.now(timezone.utc)
 
         logger.info(
             "CREEM payment completed: user_id=%s checkout_id=%s credits=%d new_balance=%d",
@@ -345,11 +349,18 @@ class CreemService:
             new_balance,
         )
 
+        await grant_invite_rewards_for_creem_payment(
+            repository=self._points_repo,
+            invitee_user_id=user_id,
+            invitee_email=str(customer_email),
+            creem_transaction_id=txn.id,
+            paid_at=paid_at,
+        )
+
         mappings = _load_creem_product_mappings()
         mapping = mappings.get(txn.product_code)
         if mapping and mapping.type == "starter":
-            user_email = obj.get("customer", {}).get("email", "")
-            normalized_email = user_email.strip().lower()
+            normalized_email = str(customer_email).strip().lower()
             if normalized_email:
                 email_hash = self._build_email_hash(normalized_email)
                 _ = await self._payment_repo.upsert_register_bonus_claim_for_starter_pack(