qmk_firmware_custom/keyboards/satan/keymaps/stanleylai/keymap.c

#include QMK_KEYBOARD_H


// Used for SHIFT_ESC
#define MODS_CTRL_MASK  (MOD_BIT(KC_LSHIFT)|MOD_BIT(KC_RSHIFT))

// Each layer gets a name for readability, which is then used in the keymap matrix below.
// The underscores don't mean anything - you can have a layer called STUFF or any other name.
// Layer names don't all need to be of the same length, obviously, and you can also skip them
// entirely and just use numbers.
#define _BL   0
#define _FL   1
#define _RGBL 2

// readability
#define _______ KC_TRNS
#define XXXXXXX KC_NO

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

  // See base_layer.png and rgb_layer.png for layout reference

  // Base Default Layer
  // Mac Modifier Layout. Use BootMagic to toggle GUI and ALT positions.
  [_BL] = LAYOUT_60_ansi_split_bs_rshift(
    F(0),             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, XXXXXXX, \
    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, \
    LT(_FL, 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_SLSH, KC_UP,   MO(_FL), \
    KC_LCTL,          KC_LALT, KC_LGUI,                 KC_SPC,                                   KC_RGUI, KC_LEFT, KC_DOWN, KC_RGHT
  ),

  // Function layer
  [_FL] = LAYOUT_60_ansi_split_bs_rshift(
    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,  XXXXXXX, \
    XXXXXXX, KC_MPRV, KC_UP,   KC_MNXT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_PSCR, KC_SLCK, KC_PAUS,            KC_INS,  \
    _______, KC_LEFT, KC_DOWN, KC_RGHT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                     XXXXXXX, \
    _______,          KC_MUTE, KC_VOLD, KC_VOLU, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, LT(_RGBL, KC_PGUP), _______, \
    _______, _______, _______,                   KC_MPLY,                                     _______, KC_HOME, KC_PGDN,            KC_END
  ),

  // RGB Layer
  [_RGBL] = LAYOUT_60_ansi_split_bs_rshift(
  #ifdef RGBLIGHT_ENABLE
    RESET,   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
    XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
    XXXXXXX, BL_TOGG, BL_STEP, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,          XXXXXXX, \
    _______,          RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, XXXXXXX, XXXXXXX, _______, _______, \
    _______, _______, _______,                   _______,                                     _______, _______, _______, _______
  #else
    RESET,   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
    XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
    XXXXXXX, BL_TOGG, BL_STEP, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,          XXXXXXX, \
    _______,          XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, _______, _______, \
    _______, _______, _______,                   _______,                                     _______, _______, _______, _______
  #endif
  ),
};

enum function_id {
    SHIFT_ESC,
};

const uint16_t PROGMEM fn_actions[] = {
  [0]  = ACTION_FUNCTION(SHIFT_ESC),
};

void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) {
  static uint8_t shift_esc_shift_mask;
  switch (id) {
    case SHIFT_ESC:
      shift_esc_shift_mask = get_mods()&MODS_CTRL_MASK;
      if (record->event.pressed) {
        if (shift_esc_shift_mask) {
          add_key(KC_GRV);
          send_keyboard_report();
        } else {
          add_key(KC_ESC);
          send_keyboard_report();
        }
      } else {
        if (shift_esc_shift_mask) {
          del_key(KC_GRV);
          send_keyboard_report();
        } else {
          del_key(KC_ESC);
          send_keyboard_report();
        }
      }
      break;
  }
}