requested changes

Author: simzzz

primitives/src/balances_map.rs

@@ -71,10 +71,6 @@ impl<K: Ord, V> Map<K, V> {
     pub fn is_empty(&self) -> bool {
         self.0.is_empty()
     }
-
-    pub fn remove(&mut self, key: &K) -> Option<V> {
-        self.0.remove(key)
-    }
 }
 
 impl<K: Ord, V> FromIterator<(K, V)> for Map<K, V> {

primitives/src/spender.rs

@@ -1,14 +1,8 @@
 use crate::{Address, Channel, Deposit, UnifiedNum};
 use serde::{Deserialize, Serialize};
 
-// #[derive(Serialize, Deserialize, Debug, Clone, Eq, PartialEq)]
-// #[serde(rename_all = "camelCase")]
-// pub struct SpenderLeaf {
-//     pub total_spent: UnifiedNum,
-//     // merkle_proof: [u8; 32], // TODO
-// }
-
 #[derive(Debug, Clone, Serialize, Deserialize, Eq, PartialEq)]
+#[serde(rename_all = "camelCase")]
 pub struct Spender {
     pub total_deposited: UnifiedNum,
     pub total_spent: Option<UnifiedNum>,

sentry/src/routes/channel.rs

@@ -235,12 +235,16 @@ pub async fn get_spender_limits<A: Adapter + 'static>(
         }
     };
 
-    let mut new_state = match get_corresponding_new_state(&app.pool, &app.logger, &channel).await? {
+    let new_state = match get_corresponding_new_state(&app.pool, &app.logger, &channel).await? {
         Some(new_state) => new_state,
         None => return spender_response_without_leaf(latest_spendable.deposit.total),
     };
 
-    let total_spent = new_state.balances.spenders.remove(&spender);
+    let total_spent = new_state
+        .balances
+        .spenders
+        .get(&spender)
+        .map(|spent| spent.to_owned());
 
     // returned output
     let res = SpenderResponse {