actually burn the sri

serai-dex · Jul 5, 2024 · 84dbcae · 84dbcae
1 parent 1eee0a4
commit 84dbcae
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/substrate/genesis-liquidity/pallet/src/lib.rs b/substrate/genesis-liquidity/pallet/src/lib.rs
@@ -317,7 +317,7 @@ pub mod pallet {
         let current_sri = Coins::<T>::balance(GENESIS_LIQUIDITY_ACCOUNT.into(), Coin::Serai);
         let current_coin = Coins::<T>::balance(GENESIS_LIQUIDITY_ACCOUNT.into(), balance.coin);
 
-        // burn the SRI if necessary
+        // calculate how much SRI to burn if necessary
         // TODO: take into consideration movement between pools.
         let mut sri: u64 = current_sri.0.saturating_sub(prev_sri.0);
         let distance_to_full_pay =
@@ -334,7 +334,13 @@ pub mod pallet {
           origin.clone().into(),
           Balance { coin: Coin::Serai, amount: Amount(burn_sri_amount) },
         )?;
+
+        // burn
         sri = sri.checked_sub(burn_sri_amount).ok_or(Error::<T>::AmountOverflowed)?;
+        Coins::<T>::burn(
+          origin.clone().into(),
+          Balance { coin: Coin::Serai, amount: Amount(burn_sri_amount) },
+        )?;
 
         // transfer to owner
         let coin_out = current_coin.0.saturating_sub(prev_coin.0);