1 files changed, 91 insertions, 0 deletions
diff --git a/src/commands.h b/src/commands.h
new file mode 100644
index 0000000..4825f1c
--- /dev/null
+++ b/src/commands.h
@@ -0,0 +1,91 @@
+#pragma once
+
+#include "error.h"
+
+#include <vector>
+#include <string>
+#include <any>
+#include <functional>
+
+enum MoveDir
+	{
+		UP,
+		RIGHT,
+		DOWN,
+		LEFT
+	};
+enum CommandArgType
+	{
+		STR,
+		NUM,
+		MOVDIR,
+		STR_REST,
+		NUM_ARR_REST
+	};
+
+struct NumArr
+{
+	int* arr;
+	int size;
+};
+typedef union
+{
+	char* str;
+	int num;
+	NumArr numArr;
+	MoveDir dir;
+} CommandArg;
+
+struct Command
+{
+	const std::string name;
+	const std::function<void(std::any&, const CommandArg* argv)> func;
+	const std::function<void(const CommandArg* argv)> staticFunc;
+	const int argc;
+	CommandArgType* argTypes;
+	std::any* module;
+};
+class CommandsModule
+{
+private:
+	std::vector<Command> commandList;
+	std::vector<std::string> splitCommand(std::string command);
+	CommandArg* getCommandArgs(std::vector<std::string>& args, const CommandArgType* argTypes, const int argc);
+	const void echo(const CommandArg* argv);
+	const void loadFile(const CommandArg* argv);
+	std::string cwd;
+public:   
+	CommandsModule();
+	~CommandsModule();
+	template <class T>
+	void addCommand(std::string name, const void(T::*func)(const CommandArg*), const int argc, CommandArgType* argTypes, T* module);
+	void addCommand(std::string name, const void(*func)(const CommandArg*), const int argc, CommandArgType* argTypes);
+	template <class T>
+	void addCommand(std::string name, const void(T::*func)(const CommandArg*), const int argc, std::vector<CommandArgType> argTypes, T* module);
+	void addCommand(std::string name, const void(*func)(const CommandArg*), const int argc, std::vector<CommandArgType> argTypes);
+	void addCommand(Command c);
+	Command* lookupCommand(std::string name);
+	void runCommand(std::string command);
+	void runCommand(std::vector<std::string> split);
+	std::vector<Err> checkCommand(std::string command);
+	Err checkCommand(std::vector<std::string> split);
+};
+
+// YES I KNOW THIS IS BAD
+// but it needs to be done this way
+template <class T>
+void CommandsModule::addCommand(std::string name, const void(T::*func)(const CommandArg*), const int argc, CommandArgType* argTypes, T* module)
+{
+	Command c = {name, (const void*(std::any::*)(const CommandArg* argv)) func, nullptr, argc, argTypes, (std::any*)module};
+	addCommand(c);
+}
+template <class T>
+void CommandsModule::addCommand(std::string name, const void(T::*func)(const CommandArg*), const int argc, std::vector<CommandArgType> argTypes, T* module)
+{
+	CommandArgType* argTypesArr = new CommandArgType[argc];
+	for(int i = 0; i < argc; i++)
+	{
+		argTypesArr[i] = argTypes[i];
+	}
+	addCommand(name, func, argc, argTypesArr, module);
+}