enum class field access

include/examples/DisconnectPacket.h

@@ -4,7 +4,7 @@
 #include <sp/protocol/Field.h>
 #include <sp/protocol/MessageBase.h>
 
-enum DisconnectPacketFields { 
+enum class DisconnectFieldsE { 
 	Reason = 0 
 };
 
@@ -15,6 +15,6 @@ DeclarePacket(Disconnect){
     PacketConstructor(Disconnect)
 
 	const std::string& GetReason() const {
-		return GetField<Reason>();
+		return GetField<DisconnectFieldsE, DisconnectFieldsE::Reason>();
 	}
 };

include/examples/KeepAlivePacket.h

@@ -4,9 +4,8 @@
 #include <sp/protocol/Field.h>
 #include <sp/protocol/MessageBase.h>
 
-enum KeepAlivePacketFields {
+enum class KeepAliveFieldsE {
 	KeepAliveId = 0,
-	TestAlignField = 1,
 };
 
 using KeepAliveFields = std::tuple<
@@ -18,6 +17,6 @@ DeclarePacket(KeepAlive){
 	PacketConstructor(KeepAlive)
 
 	std::uint64_t GetKeepAliveId() const {
-		return GetField<KeepAlive>();
+		return GetField<KeepAliveFieldsE, KeepAliveFieldsE::KeepAliveId>();
 	}
 };

include/examples/UpgradeTowerPacket.h

@@ -4,7 +4,8 @@
 #include <sp/protocol/Field.h>
 #include <sp/protocol/MessageBase.h>
 
-enum UpgradeTowerPacketFields {
+
+enum class UpgradeTowerFieldsE {
 	m_Tower = 0,
 	m_Upgrade,
 };
@@ -21,10 +22,10 @@ DeclarePacket(UpgradeTower){
 	PacketConstructor(UpgradeTower)
 
 	std::uint16_t GetTowerId() const {
-		return GetField<0>().GetField<m_Tower>();
+		return GetField<0>().GetField<UpgradeTowerFieldsE, UpgradeTowerFieldsE::m_Tower>();
 	}
 
 	std::uint8_t GetTowerUpgrade() const {
-		return GetField<0>().GetField<m_Upgrade>();
+		return GetField<0>().GetField<UpgradeTowerFieldsE, UpgradeTowerFieldsE::m_Upgrade>();
 	}
 };

include/sp/protocol/Field.h

@@ -45,6 +45,12 @@ class BitField {
 		return std::get<FIndex>(this->GetFields()).GetValue();
 	}
 
+	// allow use of enums
+	template <typename E, E FIndex>
+	const auto& GetField() const {
+		return std::get<static_cast<std::size_t>(FIndex)>(this->GetFields()).GetValue();
+	}
+
   private:
 	template <int IOffset, typename... T, std::enable_if_t<IOffset >= sizeof...(T), bool> = true>
 	void Apply(const std::tuple<T...>& args) {}

include/sp/protocol/MessageBase.h

@@ -119,6 +119,12 @@ class MessageImplFieldsBase : public TBase {
 		return std::get<FIndex>(GetFields()).GetValue();
 	}
 
+	// allow use of enums
+	template <typename E, E FIndex>
+	const auto& GetField() const {
+		return std::get<static_cast<std::size_t>(FIndex)>(this->GetFields()).GetValue();
+	}
+
   private:
 	AllFields m_Fields;
 };