text: #include QMK_KEYBOARD_H
  #include "rgblight.h"
  
  #define _DEFAULT 0
  #define _FN 1
  #define _SFX 2
  
  enum planck_keycodes {
    DEFAULT = SAFE_RANGE
  };
  
  // Fillers to make layering more clear
  #define ______ KC_TRNS
  
  const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  /* Qwerty gui/alt/space/alt/gui
   * ,-----------------------------------------------------------------------------------------.
   * | Esc |  1  |  2  |  3  |  4  |  5  |  6  |  7  |  8  |  9  |  0  |  -  |  =  |  \  |  `  |
   * |-----------------------------------------------------------------------------------------+
   * | Tab    |  Q  |  W  |  E  |  R  |  T  |  Y  |  U  |  I  |  O  |  P  |  [  |  ]  |  Bksp  |
   * |-----------------------------------------------------------------------------------------+
   * | Ctrl    |  A  |  S  |  D  |  F  |  G  |  H  |  J  |  K  |  L  |  ;  |  '  |    Enter    |
   * |-----------------------------------------------------------------------------------------+
   * | Shift     |  Z  |  X  |  C  |  V  |  B  |  N  |  M  |  ,  |  .  |  /  | RShift    | FN  |
   * |-----------------------------------------------------------------------------------------+
   *         |LGUI | LAlt  |               Space                | RAlt   |RGUI |
   *         `-----------------------------------------------------------------'
   */
    [_DEFAULT] = LAYOUT_60_ansi_split_bs_rshift( /* Basic QWERTY */
        KC_ESC,   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_BSLS,    KC_GRV, \
        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_BSPC,  \
        KC_LCTL,  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_SLSH,    KC_RSFT,    MO(_FN), \
        ______,   KC_LGUI,KC_LALT,                KC_SPC,                          KC_RALT,KC_RGUI,    ______,     ______ \
        ),
  
  /* FN Layer
   * ,-----------------------------------------------------------------------------------------.
   * |     | F1  | F2  | F3  | F4  | F5  | F6  | F7  | F8  | F9  | F10 | F11 | F12 | Ins | Del |
   * |-----------------------------------------------------------------------------------------+
   * |  CAPS  | BL- | BL+ | BL  |     |     |     |     | Psc | Slck| Paus| Up  |     |        |
   * |-----------------------------------------------------------------------------------------+
   * |         | Vol-| Vol+| Mute|     |     | *   | /   | Home| PgUp| Left|Right|             |
   * |-----------------------------------------------------------------------------------------+
   * |           | Prev| Play| Next|     |     | +   | -   | End  |PgDn| Down|           |     |
   * |-----------------------------------------------------------------------------------------+
   *         |       |       |                                 | Stop  |       |
   *         `-----------------------------------------------------------------'
   */
    [_FN] = LAYOUT_60_ansi_split_bs_rshift( /* Layer 1 */
        TG(_SFX), 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_INS,  KC_DEL, \
        KC_CAPS,  ______, ______, ______, ______, ______, ______, ______, KC_PSCR, KC_SLCK, KC_PAUS, KC_UP,   ______, ______,  \
        ______,   KC_VOLD,KC_VOLU,KC_MUTE,______, ______, KC_PAST,KC_PSLS,KC_HOME, KC_PGUP, KC_LEFT, KC_RGHT, ______,   \
        ______,   KC_MPRV,KC_MPLY,KC_MNXT,______, ______, KC_PPLS,KC_PMNS,KC_END,  KC_PGDN, KC_DOWN, ______,  ______,  \
        ______,   ______, ______,                 ______,                 KC_MSTP, ______,  ______,  ______ \
        ),
  
  /* SFX Layer
   * ,-----------------------------------------------------------------------------------------.
   * |     |     |     |     |     |     |     |     |     |     |     |     |     |     |RESET|
   * |-----------------------------------------------------------------------------------------+
   * |        | BL- | BL+ | BL  |     |     |     |     |     |     |     |     |     |        |
   * |-----------------------------------------------------------------------------------------+
   * |         | RGBT| RGBM|     |     |     |     |     |     |     |     |     |             |
   * |-----------------------------------------------------------------------------------------+
   * |           | Hue+| Hue-| Sat+| Sat-| Val+| Val-|     |      |    |     |           |     |
   * |-----------------------------------------------------------------------------------------+
   *         |       |       |                                 |       |       |
   *         `-----------------------------------------------------------------'
   */
    [_SFX] = LAYOUT_60_ansi_split_bs_rshift(
        ______,   ______, ______, ______, ______, ______, ______, ______, ______, ______, ______, ______, ______, ______,  RESET, \
        ______,   BL_DEC, BL_INC, BL_TOGG,______, ______, ______, ______, ______, ______, ______, ______, ______, ______,  \
        ______,   F(0),   F(1),   ______, ______, ______, ______, ______, ______, ______, ______, ______, ______,   \
        ______,   F(2),   F(3),   F(4),   F(5),   F(6),   F(7),   ______, ______, ______, ______, ______, ______,  \
        ______,   ______, ______,                 ______,                 ______, ______, ______, ______ \
        )
  };
  
  const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
  {
    // MACRODOWN only works in this function
    return MACRO_NONE;
  };
  
  enum function_id {
      RGBLED_TOGGLE,
      RGBLED_STEP_MODE,
      RGBLED_INCREASE_HUE,
      RGBLED_DECREASE_HUE,
      RGBLED_INCREASE_SAT,
      RGBLED_DECREASE_SAT,
      RGBLED_INCREASE_VAL,
      RGBLED_DECREASE_VAL
  };
  
  const uint16_t PROGMEM fn_actions[] = {
    [0]  = ACTION_FUNCTION(RGBLED_TOGGLE),
    [1]  = ACTION_FUNCTION(RGBLED_STEP_MODE),
    [2]  = ACTION_FUNCTION(RGBLED_INCREASE_HUE),
    [3]  = ACTION_FUNCTION(RGBLED_DECREASE_HUE),
    [4]  = ACTION_FUNCTION(RGBLED_INCREASE_SAT),
    [5]  = ACTION_FUNCTION(RGBLED_DECREASE_SAT),
    [6]  = ACTION_FUNCTION(RGBLED_INCREASE_VAL),
    [7]  = ACTION_FUNCTION(RGBLED_DECREASE_VAL)
  };
  
  void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) {
    switch (id) {
      case RGBLED_TOGGLE:
        if (record->event.pressed) {
          rgblight_toggle();
        }
        break;
      case RGBLED_INCREASE_HUE:
        if (record->event.pressed) {
          rgblight_increase_hue();
        }
        break;
      case RGBLED_DECREASE_HUE:
        if (record->event.pressed) {
          rgblight_decrease_hue();
        }
        break;
      case RGBLED_INCREASE_SAT:
        if (record->event.pressed) {
          rgblight_increase_sat();
        }
        break;
      case RGBLED_DECREASE_SAT:
        if (record->event.pressed) {
          rgblight_decrease_sat();
        }
        break;
      case RGBLED_INCREASE_VAL:
        if (record->event.pressed) {
          rgblight_increase_val();
        }
        break;
      case RGBLED_DECREASE_VAL:
        if (record->event.pressed) {
          rgblight_decrease_val();
        }
        break;
      case RGBLED_STEP_MODE:
        if (record->event.pressed) {
          rgblight_step();
        }
        break;
    }
  }
  