fix(billing): unify quota counters, fix Stripe webhooks, tier/plan sync

tests/test_download_endpoint.py

@@ -110,26 +110,22 @@ def client(users_file: Path, monkeypatch):
     monkeypatch.setattr(RateLimitManager, "check_request", _check_request_allow)
     monkeypatch.setattr(RateLimitManager, "check_translation", _check_translation_allow)
 
-    from middleware.tier_quota import TierQuotaService
+    def _check_usage_limits_allow(user):
+        return {
+            "can_translate": True,
+            "docs_used": 0,
+            "docs_limit": 5,
+            "docs_remaining": 5,
+            "pages_used": 0,
+            "extra_credits": 0,
+            "max_pages_per_doc": 50,
+            "max_file_size_mb": 10,
+            "allowed_providers": ["google", "deepl"],
+        }
 
-    async def _check_quota_allow(self, user_id, tier):
-        from middleware.tier_quota import QuotaResult
-        from datetime import datetime, timezone, timedelta
-
-        now = datetime.now(timezone.utc)
-        tomorrow = now.date() + timedelta(days=1)
-        reset_at = datetime(
-            tomorrow.year, tomorrow.month, tomorrow.day, tzinfo=timezone.utc
-        )
-        return QuotaResult(
-            allowed=True, remaining=5, reset_at_utc=reset_at, current_usage=0, limit=5
-        )
-
-    async def _increment_noop(self, user_id):
-        pass
-
-    monkeypatch.setattr(TierQuotaService, "check_quota", _check_quota_allow)
-    monkeypatch.setattr(TierQuotaService, "increment_on_success", _increment_noop)
+    monkeypatch.setattr(
+        "routes.translate_routes.check_usage_limits", _check_usage_limits_allow
+    )
 
     from main import app