From 00d43f88224964f5b30c31ea91fef63343006c3b Mon Sep 17 00:00:00 2001
From: ivanzeng <zanyfly@126.com>
Date: Wed, 11 Dec 2024 14:48:35 +0800
Subject: [PATCH] fix: optional try for the getFees

---
 Sources/SolanaSwift/BlockchainClient/BlockchainClient.swift | 6 ++----
 .../BlockchainClientWithNativeSOLTests.swift                | 6 ++++++
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/Sources/SolanaSwift/BlockchainClient/BlockchainClient.swift b/Sources/SolanaSwift/BlockchainClient/BlockchainClient.swift
index c68ed38..e3cfadf 100644
--- a/Sources/SolanaSwift/BlockchainClient/BlockchainClient.swift
+++ b/Sources/SolanaSwift/BlockchainClient/BlockchainClient.swift
@@ -34,10 +34,8 @@ public class BlockchainClient: SolanaBlockchainClient {
         if let fc = fc {
             feeCalculator = fc
         } else {
-            let (lps, minRentExemption) = try await(
-                apiClient.getFees(commitment: nil).feeCalculator?.lamportsPerSignature,
-                apiClient.getMinimumBalanceForRentExemption(span: 165)
-            )
+            let lps = try? await apiClient.getFees(commitment: nil).feeCalculator?.lamportsPerSignature
+            let minRentExemption = try await apiClient.getMinimumBalanceForRentExemption(span: 165)
             let lamportsPerSignature = lps ?? 5000
             feeCalculator = DefaultFeeCalculator(
                 lamportsPerSignature: lamportsPerSignature,
diff --git a/Tests/SolanaSwiftUnitTests/BlockchainClient/BlockchainClientWithNativeSOLTests.swift b/Tests/SolanaSwiftUnitTests/BlockchainClient/BlockchainClientWithNativeSOLTests.swift
index acea5e3..ae043ed 100644
--- a/Tests/SolanaSwiftUnitTests/BlockchainClient/BlockchainClientWithNativeSOLTests.swift
+++ b/Tests/SolanaSwiftUnitTests/BlockchainClient/BlockchainClientWithNativeSOLTests.swift
@@ -72,6 +72,7 @@ class BlockchainClientWithNativeSOLTests: XCTestCase {
 }
 
 private class MockAPIClient: SolanaAPIClient {
+
     let testCase: String
 
     init(testCase: String) {
@@ -204,6 +205,11 @@ private class MockAPIClient: SolanaAPIClient {
             fatalError()
         }
     }
+    
+    func getLatestBlockhash(commitment: SolanaSwift.Commitment?) async throws -> String {
+        return ""
+    }
+    
 
     func getMinimumBalanceForRentExemption(dataLength _: UInt64, commitment _: Commitment?) async throws -> UInt64 {
         2_039_280