From ac4da0e7af4581e4a3e0eab9e8a80d9e64c588cd Mon Sep 17 00:00:00 2001
From: nakul1010 <nakul.amate@gmail.com>
Date: Tue, 12 Dec 2023 10:03:10 +0530
Subject: [PATCH] fix: change rpc method name & round down while calculating
 premium

---
 crates/fee/src/lib.rs        | 2 +-
 crates/redeem/rpc/src/lib.rs | 2 +-
 crates/redeem/src/lib.rs     | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/crates/fee/src/lib.rs b/crates/fee/src/lib.rs
index d98f8dfa4e..0153065ad4 100644
--- a/crates/fee/src/lib.rs
+++ b/crates/fee/src/lib.rs
@@ -424,7 +424,7 @@ impl<T: Config> Pallet<T> {
     ///
     /// * `amount` - amount in collateral (at current exchange rate)
     pub fn get_premium_redeem_fee(amount: &Amount<T>) -> Result<Amount<T>, DispatchError> {
-        amount.checked_rounded_mul(&<PremiumRedeemFee<T>>::get(), Rounding::NearestPrefUp)
+        amount.checked_rounded_mul(&<PremiumRedeemFee<T>>::get(), Rounding::Down)
     }
 
     /// Get the premium redeem reward rate.
diff --git a/crates/redeem/rpc/src/lib.rs b/crates/redeem/rpc/src/lib.rs
index 0003008009..b4c5171bf4 100644
--- a/crates/redeem/rpc/src/lib.rs
+++ b/crates/redeem/rpc/src/lib.rs
@@ -34,7 +34,7 @@ where
     #[method(name = "redeem_getVaultRedeemRequests")]
     fn get_vault_redeem_requests(&self, vault_id: AccountId, at: Option<BlockHash>) -> RpcResult<Vec<H256>>;
 
-    #[method(name = "redeem_getPremiumRedeemVaults")]
+    #[method(name = "vaultRegistry_getPremiumRedeemVaults")]
     fn get_premium_redeem_vaults(&self, at: Option<BlockHash>) -> RpcResult<Vec<(VaultId, BalanceWrapper<Balance>)>>;
 }
 
diff --git a/crates/redeem/src/lib.rs b/crates/redeem/src/lib.rs
index d93c05ccea..fddc491996 100644
--- a/crates/redeem/src/lib.rs
+++ b/crates/redeem/src/lib.rs
@@ -508,8 +508,8 @@ impl<T: Config> Pallet<T> {
         let premium_collateral = if below_premium_redeem {
             let redeem_amount_wrapped_in_collateral = user_to_be_received_btc.convert_to(currency_id)?;
             let premium_redeem_rate = ext::fee::premium_redeem_reward_rate::<T>();
-            let premium_for_redeem_amount = redeem_amount_wrapped_in_collateral
-                .checked_rounded_mul(&premium_redeem_rate, Rounding::NearestPrefUp)?;
+            let premium_for_redeem_amount =
+                redeem_amount_wrapped_in_collateral.checked_rounded_mul(&premium_redeem_rate, Rounding::Down)?;
 
             let max_premium = ext::vault_registry::get_vault_max_premium_redeem(&vault_id)?;
             max_premium.min(&premium_for_redeem_amount)?