add contract pdf generation

backend/src/productors/service.py

@@ -13,8 +13,16 @@ def get_one(session: Session, productor_id: int) -> models.ProductorPublic:
     return session.get(models.Productor, productor_id)
 
 def create_one(session: Session, productor: models.ProductorCreate) -> models.ProductorPublic:
-    productor_create = productor.model_dump(exclude_unset=True)
+    productor_create = productor.model_dump(exclude_unset=True, exclude="payment_methods")
     new_productor = models.Productor(**productor_create)
+
+    new_productor.payment_methods = [
+        models.PaymentMethod(
+            name=pm.name,
+            details=pm.details
+        ) for pm in productor.payment_methods
+    ]
+
     session.add(new_productor)
     session.commit()
     session.refresh(new_productor)
@@ -26,7 +34,20 @@ def update_one(session: Session, id: int, productor: models.ProductorUpdate) ->
     new_productor = result.first()
     if not new_productor:
         return None
+    
     productor_updates = productor.model_dump(exclude_unset=True)
+    if "payment_methods" in productor_updates:
+        new_productor.payment_methods.clear()
+        for pm in productor_updates["payment_methods"]:
+            new_productor.payment_methods.append(
+                models.PaymentMethod(
+                    name=pm["name"],
+                    details=pm["details"],
+                    productor_id=id
+                )
+            )
+        del productor_updates["payment_methods"]
+
     for key, value in productor_updates.items():
         setattr(new_productor, key, value)
     session.add(new_productor)