#include "gameplaysceneclassic.hpp"
#include "character.hpp"
#include "moversine.hpp"
#include "sdlmain.hpp"
#include "inputbag.hpp"
#include "key.hpp"
#include "moverleftright.hpp"
#include <algorithm>
#include <SDL2/SDL_scancode.h>
#include <ciso646>

namespace cloonel {
	namespace {
		enum GameActionType {
			GameAction_Left,
			GameAction_Right
		};
	} //unnamed namespace

	struct GameplaySceneClassic::LocalData {
	};

	///--------------------------------------------------------------------------
	///--------------------------------------------------------------------------
	GameplaySceneClassic::GameplaySceneClassic (SDLMain* parSdlMain) :
		GameplayScene(parSdlMain),
		m_local(new LocalData)
	{
		//TODO: replace the hardcoded bindings with something more customizable.
		InputBag& input = *InputBagObject();
		input.AddAction(GameAction_Left, Key(InputDevice_Keyboard, SDL_SCANCODE_LEFT), "Move left");
		input.AddAction(GameAction_Right, Key(InputDevice_Keyboard, SDL_SCANCODE_RIGHT), "Move right");
	}

	///--------------------------------------------------------------------------
	///--------------------------------------------------------------------------
	GameplaySceneClassic::~GameplaySceneClassic() noexcept {
		Destroy();
	}

	///--------------------------------------------------------------------------
	///--------------------------------------------------------------------------
	void GameplaySceneClassic::Prepare() {
		std::unique_ptr<MoverSine> moverSine(new MoverSine());
		std::unique_ptr<Character> player(new Character("resources/graphics/player.png", SDLObject(), ushort2(80, 120)));
		std::unique_ptr<MoverLeftRight> moverLeftRight(new MoverLeftRight());

		player->Prepare();
		moverSine->RegisterPlaceable(player.get());
		moverLeftRight->RegisterPlaceable(player.get());

		std::swap(moverSine, m_moverSine);
		std::swap(player, m_player);
		std::swap(moverLeftRight, m_moverLeftRight);

		AddMover(m_moverSine.get());
		AddMover(m_moverLeftRight.get());
		AddDrawable(m_player.get());

		m_moverSine->SetPower(static_cast<float>(SDLObject()->DefWidthHeight().y() / 2));
	}

	///--------------------------------------------------------------------------
	///--------------------------------------------------------------------------
	void GameplaySceneClassic::Destroy() noexcept {
		m_moverSine = std::move(std::unique_ptr<MoverSine>(nullptr));
		m_player = std::move(std::unique_ptr<Character>(nullptr));
		m_moverLeftRight = std::move(std::unique_ptr<MoverLeftRight>(nullptr));
	}

	///--------------------------------------------------------------------------
	///--------------------------------------------------------------------------
	void GameplaySceneClassic::OnPreUpdate() {
		InputBag& input = *InputBagObject();
		if (IsPressed(input, GameAction_Left)) {
			m_moverLeftRight->SetMovement(MoverLeftRight::MovementDirection_Left);
		}
		else if (IsPressed(input, GameAction_Right)) {
			m_moverLeftRight->SetMovement(MoverLeftRight::MovementDirection_Right);
		}
		else {
			m_moverLeftRight->SetMovement(MoverLeftRight::MovementDirection_Still);
		}
	}
} //namespace cloonel