emit event for remove proxies (#10073)

closes #9851

Author: dharjeezy

prdoc/pr_10073.prdoc

@@ -0,0 +1,7 @@
+title: Emit event for remove proxies extrinsic
+doc:
+- audience: Runtime Dev
+  description: 'Emits event for remote proxies extrinsic'
+crates:
+- name: pallet-proxy
+  bump: minor

substrate/frame/proxy/src/lib.rs

@@ -1026,7 +1026,15 @@ impl<T: Config> Pallet<T> {
 	/// Parameters:
 	/// - `delegator`: The delegator account.
 	pub fn remove_all_proxy_delegates(delegator: &T::AccountId) {
-		let (_, old_deposit) = Proxies::<T>::take(&delegator);
-		T::Currency::unreserve(&delegator, old_deposit);
+		let (proxies, old_deposit) = Proxies::<T>::take(delegator);
+		T::Currency::unreserve(delegator, old_deposit);
+		proxies.into_iter().for_each(|proxy_def| {
+			Self::deposit_event(Event::<T>::ProxyRemoved {
+				delegator: delegator.clone(),
+				delegatee: proxy_def.delegate,
+				proxy_type: proxy_def.proxy_type,
+				delay: proxy_def.delay,
+			});
+		});
 	}
 }

substrate/frame/proxy/src/tests.rs

@@ -403,6 +403,34 @@ fn filtering_works() {
 		assert_ok!(Proxy::proxy(RuntimeOrigin::signed(2), 1, None, call.clone()));
 		expect_events(vec![
 			BalancesEvent::<Test>::Unreserved { who: 1, amount: 5 }.into(),
+			ProxyEvent::ProxyRemoved {
+				delegator: 1,
+				delegatee: 2,
+				proxy_type: ProxyType::Any,
+				delay: 0,
+			}
+			.into(),
+			ProxyEvent::ProxyRemoved {
+				delegator: 1,
+				delegatee: 3,
+				proxy_type: ProxyType::JustTransfer,
+				delay: 0,
+			}
+			.into(),
+			ProxyEvent::ProxyRemoved {
+				delegator: 1,
+				delegatee: 4,
+				proxy_type: ProxyType::JustUtility,
+				delay: 0,
+			}
+			.into(),
+			ProxyEvent::ProxyRemoved {
+				delegator: 1,
+				delegatee: 5,
+				proxy_type: ProxyType::Any,
+				delay: 0,
+			}
+			.into(),
 			ProxyEvent::ProxyExecuted { result: Ok(()) }.into(),
 		]);
 	});