v1.0.0-dev: slim to the real product — merchant state machine only

cardano_checkout/scheduler.py

@@ -37,6 +37,7 @@ from cardano_checkout.monitor import (
     DEFAULT_MAX_REPRICINGS,
     DEFAULT_PAYMENT_WINDOW_MINUTES,
     KOIOS_URL,
+    PriceFn,
     check_pending_invoices,
     reprice_expired_invoices,
 )
@@ -64,6 +65,7 @@ class InvoiceScheduler:
     """
 
     store: InvoiceStore
+    price_fn: Optional[PriceFn] = None
     koios_url: str = KOIOS_URL
     check_interval_seconds: int = 15
     reprice_interval_seconds: int = 60
@@ -84,9 +86,15 @@ class InvoiceScheduler:
             )
 
     async def _job_reprice_expired(self) -> None:
+        if self.price_fn is None:
+            # No oracle wired — skip repricing silently. Consumers that
+            # don't care about the USD-lock workflow (e.g. fixed-ADA
+            # invoices) will never configure a price_fn; that's fine.
+            return
         try:
             await reprice_expired_invoices(
                 self.store,
+                price_fn=self.price_fn,
                 window_minutes=self.payment_window_minutes,
                 max_repricings=self.max_repricings,
                 limit=self.limit,