Better handling of unexpected pool stats responses, add CKPool

src/lib/mining_pool/noderunners/noderunners_pool.cpp

@@ -1,27 +1,48 @@
 // src/noderunners/noderunners_pool.cpp
 #include "noderunners_pool.hpp"
 
-void NoderunnersPool::prepareRequest(HTTPClient& http) const {
-    // Empty as NodeRunners doesn't need special headers
+void NoderunnersPool::prepareRequest(HTTPClient &http) const
+{
+    // Empty as Noderunners doesn't need special headers
 }
 
-std::string NoderunnersPool::getApiUrl() const {
+std::string NoderunnersPool::getApiUrl() const
+{
     return "https://pool.noderunners.network/api/v1/users/" + poolUser;
 }
 
-PoolStats NoderunnersPool::parseResponse(const JsonDocument& doc) const {
-    std::string hashrateStr = doc["hashrate1m"].as<std::string>();
-    char unit = hashrateStr.back();
-    std::string value = hashrateStr.substr(0, hashrateStr.size() - 1);
-    
-    int multiplier = getHashrateMultiplier(unit);
-    double hashrate = std::stod(value) * std::pow(10, multiplier);
-    
-    char buffer[32];
-    snprintf(buffer, sizeof(buffer), "%.0f", hashrate);
-    
-    return PoolStats{
-        .hashrate = buffer,
-        .dailyEarnings = std::nullopt
-    };
+PoolStats NoderunnersPool::parseResponse(const JsonDocument &doc) const
+{
+    try
+    {
+        std::string hashrateStr = doc["hashrate1m"].as<std::string>();
+        
+        // Special case for "0"
+        if (hashrateStr == "0") {
+            return PoolStats{
+                .hashrate = "0",
+                .dailyEarnings = std::nullopt
+            };
+        }
+
+        char unit = hashrateStr.back();
+        std::string value = hashrateStr.substr(0, hashrateStr.size() - 1);
+
+        int multiplier = getHashrateMultiplier(unit);
+        double hashrate = std::stod(value) * std::pow(10, multiplier);
+
+        char buffer[32];
+        snprintf(buffer, sizeof(buffer), "%.0f", hashrate);
+
+        return PoolStats{
+            .hashrate = buffer,
+            .dailyEarnings = std::nullopt};
+    }
+    catch (const std::exception &e)
+    {
+        Serial.printf("Error parsing %s response: %s\n", getPoolName().c_str(), e.what());
+        return PoolStats{
+            .hashrate = "0",
+            .dailyEarnings = std::nullopt};
+    }
 }