From 1092e8b26ecf08bdfef7416ca8b49b90dac60992 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9a=20Narzis?=
 <78718413+lean-apple@users.noreply.github.com>
Date: Mon, 13 Feb 2023 11:53:22 +0000
Subject: [PATCH] add find last function (#821)

---
 subxt/src/events/events_type.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/subxt/src/events/events_type.rs b/subxt/src/events/events_type.rs
index 7efc7d93d4..aa07e4214a 100644
--- a/subxt/src/events/events_type.rs
+++ b/subxt/src/events/events_type.rs
@@ -187,6 +187,12 @@ impl<T: Config> Events<T> {
         self.find::<Ev>().next().transpose()
     }
 
+    /// Iterate through the events using metadata to dynamically decode and skip
+    /// them, and return the last event found which decodes to the provided `Ev` type.
+    pub fn find_last<Ev: StaticEvent>(&self) -> Result<Option<Ev>, Error> {
+        self.find::<Ev>().last().transpose()
+    }
+
     /// Find an event that decodes to the type provided. Returns true if it was found.
     pub fn has<Ev: StaticEvent>(&self) -> Result<bool, Error> {
         Ok(self.find::<Ev>().next().transpose()?.is_some())