/* Copyright 2021 Alabahuy
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#include QMK_KEYBOARD_H

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

  [0] = LAYOUT_all(    
        KC_ESC,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSPC,
        KC_CAPS, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,          KC_ENT,
        KC_LSFT, KC_SLSH, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_RSFT, KC_UP,   KC_BSLS,
        KC_LCTL, KC_LGUI, KC_LALT,          KC_SPC,      MO(1),        KC_SPC,           MO(2),   KC_LCTL, KC_LEFT, KC_DOWN, KC_RGHT        
  ),

  [1] = LAYOUT_all(
        KC_TAB,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_DEL,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______,          _______,      _______,     _______,          _______, _______, _______, _______, _______
  ),

  [2] = LAYOUT_all(
        RESET,   KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,  KC_DEL,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______,          _______,      _______,     _______,          _______, _______, _______, _______, _______
  ),

  [3] = LAYOUT_all(
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______,          _______,      _______,     _______,          _______, _______, _______, _______, _______
  )

};

#ifdef OLED_DRIVER_ENABLE
void oled_task_user(void) {
    // Host Keyboard Layer Status
    oled_write_P(PSTR("* R A R T A N D *\n  Powered by QMK\nLayer: "), false);

    switch (get_highest_layer(layer_state)) {
        case 0:
            oled_write_P(PSTR("Default\n"), false);
            break;
        case 1:
            oled_write_P(PSTR("Fn row\n"), false);
            break;
        case 2:
            oled_write_P(PSTR("Number row\n"), false);
            break;
        case 3:
            oled_write_P(PSTR("Layer 4\n"), false);
            break;
        default:
            // Or use the write_ln shortcut over adding '\n' to the end of your string
            oled_write_ln_P(PSTR("Undifined\n"), false);
    }

    // Host Keyboard LED Status
    led_t led_state = host_keyboard_led_state();
    oled_write_P(led_state.num_lock ? PSTR("NUM ") : PSTR("    "), false);
    oled_write_P(led_state.caps_lock ? PSTR("CAP ") : PSTR("    "), false);
    oled_write_P(led_state.scroll_lock ? PSTR("SCR ") : PSTR("    "), false);
}
#endif