From c816592da777319f1e7d881618525208f07681f4 Mon Sep 17 00:00:00 2001
From: librelois <c@elo.tf>
Date: Sat, 2 Jul 2022 23:59:16 +0200
Subject: [PATCH] write PastReevals

---
 pallets/universal-dividend/src/lib.rs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pallets/universal-dividend/src/lib.rs b/pallets/universal-dividend/src/lib.rs
index 537191b89..f277c1746 100644
--- a/pallets/universal-dividend/src/lib.rs
+++ b/pallets/universal-dividend/src/lib.rs
@@ -314,7 +314,15 @@ pub mod pallet {
                 ),
             );
 
-            <CurrentUd<T>>::put(new_ud_amount);
+            CurrentUd::<T>::put(new_ud_amount);
+            PastReevals::<T>::mutate(|past_reevals| {
+                if past_reevals.len() == T::MaxPastReeval::get() as usize {
+                    past_reevals.remove(0);
+                }
+                past_reevals
+                    .try_push((CurrentUdIndex::<T>::get(), new_ud_amount))
+                    .expect("Unreachable, because we removed an element just before.")
+            });
 
             Self::deposit_event(Event::UdReevalued {
                 new_ud_amount,
-- 
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