/*
   client/input.h
   This file is part of the Osirion project and is distributed under
   the terms and conditions of the GNU General Public License version 2
*/

#include "core/core.h"
#include "client/client.h"
#include "client/input.h"
#include "client/console.h"
#include "client/camera.h"
#include "client/keyboard.h"

#include "SDL/SDL.h"

namespace client
{

namespace input
{

// local offset to make turns
float turn_offset;

void init()
{
	con_print << "Initializing input..." << std::endl;
	client::setkeyboardmode(console::visible());
}

void shutdown()
{
	con_print << "Shutting down input..." << std::endl;
}

// handle key release for the game world
void keyreleased(const SDL_keysym &keysym)
{
	switch (keysym.sym) {
		case SDLK_SPACE:
			camera::next_mode();
			break;
		default:
			break;
	}
}

// handle key press events for the game world
void keypressed(const SDL_keysym &keysym)
{
	switch (keysym.sym) {
		case SDLK_LEFT:
			camera::key_left();
			break;
		case SDLK_RIGHT:
			camera::key_right();
			break;
		case SDLK_UP:
			camera::key_up();
			break;
		case SDLK_DOWN:
			camera::key_down();
			break;
		case SDLK_KP_PLUS:
			// TODO set core entity params
			core::localplayer.controled->target_thrust += 0.08f;
			break;
		case SDLK_KP_MINUS:
			// TODO set core entity params
			core::localplayer.controled->target_thrust -= 0.1f;
			break;
		case SDLK_KP4:
			// TODO set core entity params
			turn_offset += 5;
			if (turn_offset > 90)
				turn_offset = 90;
			break;
		case SDLK_KP6:
			// TODO set core entity params
			turn_offset -= 5;
			if (turn_offset < -90)
				turn_offset = -90;
			break;
		default:
			break;
	}
	
}

void frame(float seconds)
{
	SDL_Event event;
	
	while (SDL_PollEvent(&event)) {
	
		switch (event.type) {
			case SDL_KEYUP:
				if (!console::visible() && core::connected() && core::localplayer.controled)
					// send key events to the game world
					keyreleased(event.key.keysym);
				break;
			case SDL_KEYDOWN:
				if (event.key.keysym.sym == '`' || event.key.keysym.sym == '~') {
					console::toggle();
				} else if (console::visible()) {
					// send key events to the console
					console::keypressed(event.key.keysym);
				} else if (core::connected() && core::localplayer.controled) {
					// send key events to the game world
					keypressed(event.key.keysym);
				}
				break;
			case SDL_QUIT:
				core::application()->shutdown();
				break;
		}
		
	}
	
	if (!console::visible() && core::connected() && core::localplayer.controled) {
		core::localplayer.controled->target_direction = math::degrees360f(core::localplayer.controled->direction+turn_offset);
	}
}

} // namespace input

} // namespace client