qmk-firmware/users/ridingqwerty/process_records.h

#pragma once
#include "ridingqwerty.h"

#if defined(KEYMAP_SAFE_RANGE)
  #define PLACEHOLDER_SAFE_RANGE KEYMAP_SAFE_RANGE
#else
  #define PLACEHOLDER_SAFE_RANGE SAFE_RANGE
#endif

bool process_record_secrets(uint16_t keycode, keyrecord_t *record);
bool process_record_keymap(uint16_t keycode, keyrecord_t *record);

enum userspace_custom_keycodes {
    VERSION = PLACEHOLDER_SAFE_RANGE,
    QWERTY,
    DVORAK,
    COLEMAK,
#if defined(UNICODE_ENABLE) || defined(UNICODEMAP_ENABLE)
    GREEK,
    RUSSIAN,
    RUNES,
    HIRAGAN,
#endif
    MAKE,
    RG_QUOT,
    TESTING,
    RNGWORD,
    CCCV,
    SEED,
    SARCASM,
    VPRWAVE,
    STRAYA,
    SECRET0,
    SECRET1,
    SECRET2,
    SECRET3,
    SECRET4,
    SECRET5,
    SECRET6,
    SECRET7,
    SECRET8,
    NEW_SAFE_RANGE // start new keyboard-level declarations with NEW_SAFE_RANGE
};

// clang-format off
typedef union {
  struct {
    uint8_t aesthetic : 1,
            spongebob : 1,
            uppercase : 1,
            australia : 1,
            unusued   : 4;
  };
  uint8_t all;
} mode_config_t;
// clang-format on

extern mode_config_t mode;