Allow from federation for sweeps

mutiny-core/src/lib.rs

@@ -1590,16 +1590,16 @@ impl<S: MutinyStorage> MutinyWallet<S> {
     pub async fn sweep_federation_balance(
         &self,
         amount: Option<u64>,
+        from_federation_id: Option<FederationId>,
     ) -> Result<FedimintSweepResult, MutinyError> {
-        // TODO support more than one federation
         let federation_ids = self.list_federation_ids().await?;
         if federation_ids.is_empty() {
             return Err(MutinyError::NotFound);
         }
-        let federation_id = &federation_ids[0];
+        let federation_id = from_federation_id.unwrap_or(federation_ids[0]);
         let federation_lock = self.federations.read().await;
         let fedimint_client = federation_lock
-            .get(federation_id)
+            .get(&federation_id)
             .ok_or(MutinyError::NotFound)?;
 
         let labels = vec![SWAP_LABEL.to_string()];

mutiny-wasm/src/lib.rs

@@ -1059,8 +1059,20 @@ impl MutinyWallet {
     pub async fn sweep_federation_balance(
         &self,
         amount: Option<u64>,
+        from_federation_id: Option<String>,
     ) -> Result<FedimintSweepResult, MutinyJsError> {
-        Ok(self.inner.sweep_federation_balance(amount).await?.into())
+        let from_federation_id = match from_federation_id {
+            Some(f) => {
+                Some(FederationId::from_str(&f).map_err(|_| MutinyJsError::InvalidArgumentsError)?)
+            }
+            None => None,
+        };
+
+        Ok(self
+            .inner
+            .sweep_federation_balance(amount, from_federation_id)
+            .await?
+            .into())
     }
 
     /// Estimate the fee before trying to sweep from federation