/*
   client/keyboard.cc
   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 "client/keyboard.h"

#include <iostream>

namespace client {

void setkeyboardmode(bool input)
{
	if(input)
		SDL_EnableKeyRepeat(250,  SDL_DEFAULT_REPEAT_INTERVAL);
	else
		SDL_EnableKeyRepeat(10,  SDL_DEFAULT_REPEAT_INTERVAL);
}

int translate_keysym(const SDL_keysym &keysym)
{
	
	int key = keysym.sym;
	bool shift = false;	
	bool numlock = false;

	

	// keypad keys
	if (keysym.mod & KMOD_NUM) {
		numlock = true;
		switch(key) {
			case SDLK_KP0:
				return '0';
				break;
			case SDLK_KP1:
				return '1';
				break;
			case SDLK_KP2:
				return '2';
				break;
			case SDLK_KP3:
				return '3';
				break;
			case SDLK_KP4:
				return '4';
				break;
			case SDLK_KP5:
				return '5';
				break;
			case SDLK_KP6:
				return '6';
				break;
			case SDLK_KP7:
				return '7';
				break;
			case SDLK_KP8:
				return '8';
				break;
			case SDLK_KP9:
				return '9';
				break;
		}
	} else {
		switch(key) {
		case SDLK_KP0:
			return SDLK_INSERT;
			break;
		case SDLK_KP1:
			return SDLK_END;
			break;
		case SDLK_KP2:
			return SDLK_DOWN;
			break;
		case SDLK_KP3:
			return SDLK_PAGEDOWN;
			break;
		case SDLK_KP4:
			return SDLK_LEFT;
			break;
		case SDLK_KP6:
			return SDLK_RIGHT;
			break;
		case SDLK_KP7:
			return SDLK_HOME;
			break;
		case SDLK_KP8:
			return SDLK_UP;
			break;
		case SDLK_KP9:
			return SDLK_PAGEUP;
			break;
		}
	}

	// special keys
	switch(key) {
		case SDLK_KP_ENTER:
			return SDLK_RETURN;
			break;
		case SDLK_KP_PERIOD:
			return '.';
			break;
   		case SDLK_KP_DIVIDE:
			return '/';
			break;
   		case SDLK_KP_MULTIPLY:
			return '*';
			break;
   		case SDLK_KP_MINUS:
			return '-';
			break;
   		case SDLK_KP_PLUS:
			return '+';
			break;
   		case SDLK_KP_EQUALS:
			return '=';
			break;
	}

	// caps lock
	if (keysym.mod & KMOD_CAPS)
		shift = true;

	// left/right shift
	if ((keysym.mod & KMOD_LSHIFT) || (keysym.mod & KMOD_RSHIFT)) {
		shift = !shift;
	}

	if (shift) {
		if ((key >= 'a' && key <= 'z')) {
			key = key + 'A' - 'a';
			return key;
		} 

		switch (key) {
			case '`':
				key = '~';
				break;
			case '1':
				key = '!';
				break;
			case '2':
				key = '@';
				break;
			case '3':
				key = '#';
				break;
			case '4':
				key = '$';
				break;
			case '5':
				key = '%';
				break;
			case '6':
				key = '^';
				break;
			case '7':
				key = '&';
				break;
			case '8':
				key = '*';
				break;
			case '9':
				key = '(';
				break;
			case '0':
				key = ')';
				break;
			case '-':
				key = '_';
				break;
			case '=':
				key = '+';
				break;
			// second row
			case '[':
				key = '{';
				break;
			case ']':
				key = '}';
				break;
			case '|':
				key = '\\';
				break;
			// third row
			case ';':
				key = ':';
				break;
			case '\'':
				key = '"';
				break;
			// fourth row
			case ',':
				key = '<';
				break;
			case '.':
				key = '>';
				break;
			case '/':
				key = '?';
				break;
		}
	}

	return key;
}

} // namespace client