/*
 * Released into the public domain
 * by Aki Goto <tyatsumi@gmail.com>
 */

#include <X11/keysym.h>
#include "keymap.h"

#define UP ButtonId_UP
#define DOWN ButtonId_DOWN
#define LEFT ButtonId_LEFT
#define RIGHT ButtonId_RIGHT
#define A ButtonId_A
#define B ButtonId_B
#define X ButtonId_X
#define Y ButtonId_Y

static void set(struct Keymap *this, int first, int second, int keysym) {
	int index;

	index = first * 8 + second;
	this->keysym[index] = keysym;
}

void Keymap_initialize(struct Keymap *this)
{
	set(this, UP, UP, XK_Escape);
	set(this, UP, DOWN, XK_grave);
	set(this, UP, LEFT, 0);
	set(this, UP, RIGHT, 0);

	set(this, DOWN, UP, 0);
	set(this, DOWN, DOWN, XK_space);
	set(this, DOWN, LEFT, 0);
	set(this, DOWN, RIGHT, 0);

	set(this, LEFT, UP, 0);
	set(this, LEFT, DOWN, 0);
	set(this, LEFT, LEFT, XK_Tab);
	set(this, LEFT, RIGHT, 0);

	set(this, B, A, XK_minus);
	set(this, B, B, XK_BackSpace);
	set(this, B, X, XK_equal);
	set(this, B, Y, XK_apostrophe);

	set(this, X, A, 0);
	set(this, X, B, 0);
	set(this, X, X, XK_space);
	set(this, X, Y, 0);

	set(this, Y, A, XK_backslash);
	set(this, Y, B, XK_bracketleft);
	set(this, Y, X, XK_bracketright);
	set(this, Y, Y, XK_Return);

	set(this, LEFT, Y, XK_1);
	set(this, DOWN, Y, XK_2);
	set(this, UP, Y, XK_3);
	set(this, RIGHT, Y, XK_4);
	set(this, RIGHT, LEFT, XK_5);

	set(this, A, Y, XK_6);
	set(this, A, LEFT, XK_7);
	set(this, B, LEFT, XK_8);
	set(this, X, LEFT, XK_9);
	set(this, Y, LEFT, XK_0);

	set(this, LEFT, B, XK_q);
	set(this, DOWN, B, XK_w);
	set(this, UP, B, XK_e);
	set(this, RIGHT, B, XK_r);
	set(this, RIGHT, UP, XK_t);

	set(this, A, B, XK_y);
	set(this, A, UP, XK_u);
	set(this, B, UP, XK_i);
	set(this, X, UP, XK_o);
	set(this, Y, UP, XK_p);

	set(this, LEFT, A, XK_a);
	set(this, DOWN, A, XK_s);
	set(this, UP, A, XK_d);
	set(this, RIGHT, A, XK_f);
	set(this, RIGHT, RIGHT, XK_g);

	set(this, A, A, XK_h);
	set(this, A, RIGHT, XK_j);
	set(this, B, RIGHT, XK_k);
	set(this, X, RIGHT, XK_l);
	set(this, Y, RIGHT, XK_semicolon);

	set(this, LEFT, X, XK_z);
	set(this, DOWN, X, XK_x);
	set(this, UP, X, XK_c);
	set(this, RIGHT, X, XK_v);
	set(this, RIGHT, DOWN, XK_b);

	set(this, A, X, XK_n);
	set(this, A, DOWN, XK_m);
	set(this, B, DOWN, XK_comma);
	set(this, X, DOWN, XK_period);
	set(this, Y, DOWN, XK_slash);
}

int Keymap_get(struct Keymap *this, struct Code *code)
{
	int index;

	index = code->first * 8 + code->second;
	return this->keysym[index];
}