/* 
 * Based on Sendy YK's 60% ANSI Arrow Layout and Keymap
 * https://github.com/qmk/qmk_firmware/blob/master/layouts/default/60_ansi_arrow/info.json
 * https://github.com/qmk/qmk_firmware/blob/master/layouts/community/60_ansi_arrow/mrsendyyk/keymap.c
 * 
 * https://github.com/mrsendyyk
 */

#include QMK_KEYBOARD_H

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {  
  /* Default Layer [0] */
     [0] = LAYOUT_60_ansi_arrow(KC_GESC, 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_BSPC,
                                KC_TAB, 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_BSLS,
                                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_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_RSFT, KC_UP, KC_SLSH,
                                KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, LT(2, KC_RALT), LT(1, KC_RCTL), KC_LEFT, KC_DOWN, KC_RGHT
     ),
  /* Fn Layer [1] */
	 [1] = LAYOUT_60_ansi_arrow(KC_GRV, 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,
                                KC_BRIU, KC_TRNS, KC_TRNS, KC_END, RESET, KC_TRNS, KC_TRNS, KC_TRNS, KC_INS, KC_TRNS, KC_PSCR, KC_TRNS, KC_TRNS, KC_EJCT,
                                KC_BRID, KC_TRNS, KC_SLCK, KC_TRNS, KC_TRNS, KC_TRNS, KC_HOME, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_MUTE,
                                KC_VOLU, KC_TRNS, KC_TRNS, KC_CALC, KC_TRNS, KC_TRNS, KC_NLCK, KC_MAIL, KC_TRNS, KC_TRNS, KC_PAUS, KC_PGUP, KC_TRNS,
                                KC_VOLD, KC_MRWD, KC_MFFD, KC_MPLY, KC_MSTP, KC_TRNS, KC_MPRV, KC_PGDN, KC_MNXT
     ),
  /* Fn Layer [2] */
	 [2] = LAYOUT_60_ansi_arrow(KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
                                KC_TRNS, RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
                                KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
                                KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, BL_DEC, BL_TOGG, BL_INC, BL_STEP, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
                                KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
     )
};

void keyboard_post_init_user(void) {
  rgblight_enable_noeeprom();
  rgblight_sethsv_noeeprom(0, 0, 0);
}

/* RGB Lighting/LED/Underglow as Caps Lock, Num Lock, Scroll Lock, and Layer Indicator */
   void update_led(void) {
     /* Num Lock Indicator */
        if (host_keyboard_led_state().num_lock) {
          rgblight_setrgb(225, 8, 0);
        }
     /* Scroll Lock Indicator */
        if (host_keyboard_led_state().scroll_lock) {
          rgblight_setrgb(241, 190, 72);
        }
   }

   void led_set_user(uint8_t usb_led) {
     /* Caps Lock Indicator */
        if (IS_LED_ON(usb_led, USB_LED_CAPS_LOCK)) {
          writePinLow(B2);
          rgblight_setrgb(100, 255, 100);
        }
     /* Layer Indicator */
        else {          
          switch (get_highest_layer(layer_state)) {
          /* Fn Layer [1] Indicator */
             case 1:
               rgblight_setrgb(255, 110, 0);
               break;
          /* Fn Layer [2] Indicator */
             case 2:
               rgblight_setrgb(255, 110, 0);
               break;
          /* Default Layer [0] Indicator */
             default:
               rgblight_setrgb(0, 0, 0);
               break;
          }
          update_led();
        }
   }

layer_state_t layer_state_set_user(layer_state_t state) {
  update_led();
  return state;
}
