/**
*	@author: Thomas Brandého
*/

#ifndef INPUT_H
#define INPUT_H
#include "keybindings.h"
#include <queue>
#include <vector>
#include <unordered_map>
#include "textbuffer.h"

class Input{
	public:
		/* Constructors */
		Input(sf::Window *w);

		/* general action-mapping functions */
		void setKeysMap(IKeysMap km);
		void updateEvents();
		int getAction();

		/* context-related functions */
		void addContext(Context context);
		void setCurrentContext(std::string context_name);
		void updateKeyBindings();

		/* window-related function */
		bool isCloseRequested() const;

		/* keyboard-related functions */
		bool isKeyPressed(int key) const;

		/* mouse-related function */
		sf::Vector2i getPosition() const;
		sf::Vector2i getDeltaPosition() const;
		float getDeltaVerticalScroll() const;

		/* text-related function */
		std::string getText();

		void test();

	private:
		/* window-related variables */
		sf::Window* window;
		bool closeRequested;

		/* general action-mapping variables */
		IKeysMap keysmap;
		std::queue<int> action_file;
		int nb_actions;

		/* context-related variables */
		std::string current_context;
		//std::unordered_map<std::string, std::vector<int>> contexts;
		std::vector<Context> contexts;
		std::unordered_map<std::string,KeyBindings> keybindings;

		/* keyboard-related variables */
		std::vector<sf::Keyboard::Key> heldkeys;
		void releaseHeldKeys(sf::Keyboard::Key keycode);

		/* mouse-related variables */
		sf::Vector2i mouse_position;
		sf::Vector2i last_mouse_position;
		float delta_vertical_scroll;

		/* text-related variable */
		std::string buffer;
};

#endif //INPUT_H