emit reward in OrderProcessed

pallets/processor/src/lib.rs

@@ -43,6 +43,9 @@ pub use weights::WeightInfo;
 
 const LOG_TARGET: &str = "runtime::order-creator";
 
+pub type BalanceOf<T> =
+	<<T as crate::Config>::Currency as Currency<<T as frame_system::Config>::AccountId>>::Balance;
+
 pub type RegionRecordOf<T> =
 	RegionRecord<<T as frame_system::Config>::AccountId, <T as crate::Config>::Balance>;
 
@@ -118,7 +121,12 @@ pub mod pallet {
 	#[pallet::generate_deposit(pub(super) fn deposit_event)]
 	pub enum Event<T: Config> {
 		/// Order got fulfilled with a region which is matching the requirements.
-		OrderProcessed { order_id: OrderId, region_id: RegionId, seller: T::AccountId },
+		OrderProcessed {
+			order_id: OrderId,
+			region_id: RegionId,
+			seller: T::AccountId,
+			reward: BalanceOf<T>,
+		},
 		/// Region got successfully assigned to a parachain.
 		RegionAssigned { region_id: RegionId, para_id: ParaId },
 		/// Region assignment failed.
@@ -204,7 +212,12 @@ pub mod pallet {
 			// remove the order
 			T::Orders::remove_order(&order_id);
 
-			Self::deposit_event(Event::OrderProcessed { order_id, region_id, seller: who });
+			Self::deposit_event(Event::OrderProcessed {
+				order_id,
+				region_id,
+				seller: who,
+				reward: amount,
+			});
 
 			// NOTE: If the assignment fails, we don't return an error; instead, we return ok and
 			// allow anyone to attempt to assign the region.

pallets/processor/src/tests.rs

@@ -80,11 +80,19 @@ fn fulfill_order_works() {
 		// Works with a region that meets the requirements and is unlocked:
 
 		Regions::unlock(&region_id.into(), None).unwrap();
+
+		assert_eq!(Balances::free_balance(region_owner), 0);
 		assert_ok!(Processor::fulfill_order(RuntimeOrigin::signed(region_owner), 0, region_id));
 		// Check events
 		System::assert_has_event(Event::RegionAssigned { region_id, para_id: 2000.into() }.into());
 		System::assert_has_event(
-			Event::OrderProcessed { order_id: 0, region_id, seller: region_owner }.into(),
+			Event::OrderProcessed {
+				order_id: 0,
+				region_id,
+				seller: region_owner,
+				reward: 1500u32.into(),
+			}
+			.into(),
 		);
 
 		// Ensure order is removed: