/* Copyright 2018 Carlos Filoteo
 *
 * 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
#ifdef LED_ENABLE
  #include "uart.h"
#endif

#define LT3_TAB LT(3, KC_TAB)
#define MT_RSFT_ENT MT(MOD_RSFT, KC_ENT)

enum custom_keycodes {
    LED_TOG = SAFE_RANGE,
    LED_CHG
};

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

LAYOUT(
  KC_ESC,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC,
  LT3_TAB, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,
  KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, MT_RSFT_ENT,
  KC_LCTL, KC_LALT, KC_LGUI, KC_APP,  MO(2),      KC_SPC,        MO(1),  KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
),

LAYOUT(
  KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_DELETE,
  _______, _______, _______, _______, _______, _______, _______, KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC, KC_BSLS,
  _______, KC_F11,  KC_F12,  KC_F13,  KC_F14,  KC_F15,  KC_F16,  KC_F17,  KC_F18,  KC_F19,  KC_F20,  _______,
  _______, _______, _______, KC_CAPS, _______,     _______,      _______, KC_HOME, KC_PGDN, KC_PGUP, KC_END
),

LAYOUT(
  KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_DELETE,
  _______, _______, _______, _______, _______, _______, _______, KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,
  _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  _______,
  _______, _______, _______, KC_CAPS, _______,     _______,      _______, KC_HOME, KC_PGDN, KC_PGUP, KC_END
),

LAYOUT( /* Tab */
  KC_ESC,  KC_CALC, KC_WHOM, KC_MAIL, KC_MYCM, _______, _______, _______, _______, _______, KC_PSCR, _______,
  _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
  _______, UG_TOGG, UG_NEXT, UG_HUEU, UG_HUED, UG_SATU, UG_SATD, UG_VALU, UG_VALD, _______, _______, _______,
  _______, _______, _______, _______, _______,     _______,      _______, KC_MS_L, KC_MS_D, KC_MS_U, KC_MS_R
),
};

//LED keymap functions
 #ifdef LED_ENABLE
void led_chmode(void) {
  uart_write(0x65);
}

void led_toggle(void) {
  uart_write(0x64);
}

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
  if (record->event.pressed) {
    switch(keycode) {
      case LED_TOG:
        #ifdef LED_ENABLE
        led_toggle();
        #endif
        return false;
      case LED_CHG:
        #ifdef LED_ENABLE
        led_chmode();
        #endif
        return false;
    }
  }
  return true;
};
#endif