Added battles in networking

src/game_server/NetworkProtocol.h

@@ -28,6 +28,12 @@ struct DestinationInputMessage {
 	Eigen::Vector3f target = Eigen::Vector3f::Zero();
 };
 
+struct CharacterActionInputMessage {
+	std::uint64_t clientSequence = 0;
+	std::string action;
+	std::string targetId;
+};
+
 struct ScheduledDestinationCommand {
 	std::uint64_t commandSequence = 0;
 	std::string playerId;
@@ -41,9 +47,17 @@ struct ScheduledCharacterEnabledCommand {
 	bool enabled = false;
 };
 
+struct ScheduledCharacterActionCommand {
+	std::uint64_t commandSequence = 0;
+	std::string playerId;
+	std::string action;
+	std::string targetId;
+};
+
 using ScheduledCommand = std::variant<
 	ScheduledDestinationCommand,
-	ScheduledCharacterEnabledCommand>;
+	ScheduledCharacterEnabledCommand,
+	ScheduledCharacterActionCommand>;
 
 struct TickMessage {
 	std::uint64_t tickId = 0;
@@ -63,6 +77,9 @@ public:
 	std::uint64_t scheduleCharacterEnabled(
 		const std::string& locationId, const std::string& characterId,
 		bool enabled);
+	std::uint64_t scheduleCharacterAction(
+		const std::string& playerId, std::string action,
+		std::string targetId = {});
 	TickMessage advance();
 
 private:
@@ -78,6 +95,11 @@ bool parseInitialStateMessage(
 std::string makeDestinationInputMessage(const DestinationInputMessage& message);
 bool parseDestinationInputMessage(
 	const std::string& text, DestinationInputMessage& message, std::string& error);
+std::string makeCharacterActionInputMessage(
+	const CharacterActionInputMessage& message);
+bool parseCharacterActionInputMessage(
+	const std::string& text, CharacterActionInputMessage& message,
+	std::string& error);
 std::string makeTickMessage(const TickMessage& message);
 bool parseTickMessage(
 	const std::string& text, TickMessage& message, std::string& error);