Skyloong GK61 pro ds modified keymap

// Copyright 2023 NaturalZh (@NaturalZh)
// SPDX-License-Identifier: GPL-2.0-or-later

#include QMK_KEYBOARD_H
_Bool FN_WIN = 0;
_Bool FN_MAC = 0;
_Bool L_WIN = 0;
_Bool L_MAC = 0;

enum layer_names {
    _WIN,
    _MAC,
    _WIN_INDEX,
    _MAC_INDEX,
};

enum tap_hold_keys {
    _DN_MU   //Tap--KC_DOWN  and  Hold--KC_APP
};

uint16_t get_tapping_term(uint16_t keycode, keyrecord_t *record) {
    switch (keycode) {
        case RSFT_T(KC_UP):
            return TAPPING_TERM - 80; //right shift hold time less than default tapping term 80ms
        default:
            return TAPPING_TERM;
    }
}

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
    /*
     * ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┐
     * │Esc│ 1 │ 2 │ 3 │ 4 │ 5 │ 6 │ 7 │ 8 │ 9 │ 0 │ - │ = │Bsp│
     * ├───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
     * │Tab│ Q │ W │ E | R │ T │ Y │ U │ I │ O │ P │ [ │ ] │ \ │
     * ├───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
     * │Cap│ A │ S │ D │ F │ G │ H │ J │ K │ L │ ; │ ' │   |Ent│
     * ├───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
     * │Sft│ Z │ X │ C │ V │ B │ N │ M │ , │ . │ / │   |Sft|   │
     * ├───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
     * │Ctl│GUI│Alt│   │Spc│Spc│Mut│   |Spc|Alt│App│Ctl│   │Mox|
     * └───┴───┴───┴───┴───┴───┴───┴───┴───┴───┴───┴───┴───┴───┘
     */
    [0] = LAYOUT_all(
         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_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_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,                       RSFT_T(KC_UP),
        KC_CAPS,  KC_LALT,  KC_LGUI,             KC_SPC,   KC_SPC,   KC_SPC,                            KC_RGUI,  LT(1, KC_LEFT),   LT(2,KC_DOWN),   RCTL_T(KC_RIGHT)
    ),

    [1] = LAYOUT_all(
        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,
        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  RGB_TOG,
        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,
        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,              KC_UP,
        _______,  _______,  _______,            _______,  _______,  _______,                      KC_LEFT,  _______,  KC_DOWN,  KC_RIGHT
    ),

    [2] =  LAYOUT_all(
        KC_GRV ,   KC_F13,   KC_F14, C(KC_UP),  G(KC_D), G(KC_SPC), LAG(KC_EJCT),  KC_MPRV,  KC_MPLY,  KC_MNXT,  KC_MUTE,   KC_VOLD,  KC_VOLU,  KC_DEL,
        _______,  _______,  _______,  _______,  _______,   _______,      _______,  _______,  _______,  _______,  _______,   _______,  _______, _______,
        _______,  _______,  _______,  _______,  _______,   _______,      _______,  _______,  _______,  _______,  _______,   _______,  _______,
        _______,  _______,  _______,  _______,  _______,   _______,      _______,  _______,  _______,  _______,    KC_UP,             _______,
        _______,  _______,  _______,            _______,   _______,      _______,                      KC_LEFT,  KC_DOWN,   _______,  KC_RIGHT
    ),

    [3] = LAYOUT_all(
        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,
        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,
        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,
        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
        _______,  _______,  _______,            _______,  _______,  _______,                      _______,  _______,  _______,  _______
    )
};


typedef struct {
    uint16_t tap;
    uint16_t hold;
    uint16_t held;
} tap_dance_tap_hold_t;

void tap_dance_tap_hold_finished(tap_dance_state_t *state, void *user_data) {
    tap_dance_tap_hold_t *tap_hold = (tap_dance_tap_hold_t *)user_data;

    if (state->pressed) {
        if (state->count == 1
#ifndef PERMISSIVE_HOLD
            && !state->interrupted
#endif
        ) {
            register_code16(tap_hold->hold);
            tap_hold->held = tap_hold->hold;
        } else {
            register_code16(tap_hold->tap);
            tap_hold->held = tap_hold->tap;
        }
    }
}

void tap_dance_tap_hold_reset(tap_dance_state_t *state, void *user_data) {
    tap_dance_tap_hold_t *tap_hold = (tap_dance_tap_hold_t *)user_data;

    if (tap_hold->held) {
        unregister_code16(tap_hold->held);
        tap_hold->held = 0;
    }
}

#define ACTION_TAP_DANCE_TAP_HOLD(tap, hold) \
    { .fn = {NULL, tap_dance_tap_hold_finished, tap_dance_tap_hold_reset}, .user_data = (void *)&((tap_dance_tap_hold_t){tap, hold, 0}), }

tap_dance_action_t tap_dance_actions[] = {
    [_DN_MU] = ACTION_TAP_DANCE_TAP_HOLD(KC_DOWN, KC_APP),
};


bool rgb_matrix_indicators_advanced_user(uint8_t led_min, uint8_t led_max) {

   switch (get_highest_layer(layer_state)) {
      case 1:{
        RGB_MATRIX_INDICATOR_SET_COLOR(LAYER1_IND, 255, 255, 255);
        if (!rgb_matrix_get_flags()) {
            RGB_MATRIX_INDICATOR_SET_COLOR(LAYER2_IND, 0, 0, 0);
            RGB_MATRIX_INDICATOR_SET_COLOR(MUTE_IND, 0, 0, 0);
            RGB_MATRIX_INDICATOR_SET_COLOR(LAYER3_IND, 0, 0, 0);
         }
      break; }
      case 2:{
        RGB_MATRIX_INDICATOR_SET_COLOR(LAYER2_IND, 255, 255, 255);
        RGB_MATRIX_INDICATOR_SET_COLOR(MUTE_IND, 255, 0, 0);
        if (!rgb_matrix_get_flags()) {
            RGB_MATRIX_INDICATOR_SET_COLOR(LAYER1_IND, 0, 0, 0);
            RGB_MATRIX_INDICATOR_SET_COLOR(LAYER3_IND, 0, 0, 0);
         }
      break; }
      case 3:{
        RGB_MATRIX_INDICATOR_SET_COLOR(LAYER3_IND, 255, 255, 255);
        if (!rgb_matrix_get_flags()) {
            RGB_MATRIX_INDICATOR_SET_COLOR(LAYER1_IND, 0, 0, 0);
            RGB_MATRIX_INDICATOR_SET_COLOR(LAYER2_IND, 0, 0, 0);
            RGB_MATRIX_INDICATOR_SET_COLOR(MUTE_IND, 0, 0, 0);
         }
      break; }
      default:{
         if (!rgb_matrix_get_flags()) {
            RGB_MATRIX_INDICATOR_SET_COLOR(LAYER1_IND, 0, 0, 0);
            RGB_MATRIX_INDICATOR_SET_COLOR(LAYER2_IND, 0, 0, 0);
            RGB_MATRIX_INDICATOR_SET_COLOR(MUTE_IND, 0, 0, 0);
            RGB_MATRIX_INDICATOR_SET_COLOR(LAYER3_IND, 0, 0, 0);
         }
      }
    }
    return true;
}


bool process_record_user(uint16_t keycode, keyrecord_t *record) {
    tap_dance_action_t *action;

    switch (keycode) {
#    ifdef RGB_MATRIX_ENABLE
        case RGB_TOG:
            if (record->event.pressed) {
                switch (rgb_matrix_get_flags()) {
                    case LED_FLAG_ALL: {
                        rgb_matrix_set_flags(LED_FLAG_NONE);
                        rgb_matrix_set_color_all(0, 0, 0);
                    } break;
                    default: {
                        rgb_matrix_set_flags(LED_FLAG_ALL);
                    } break;
                }
            }
         return false;
        case RGB_VAI:
          rgb_matrix_set_flags(LED_FLAG_ALL);
          return true;
#    endif

     case TD(_DN_MU):
         action = &tap_dance_actions[TD_INDEX(keycode)];
           if (!record->event.pressed && action->state.count && !action->state.finished) {
                tap_dance_tap_hold_t *tap_hold = (tap_dance_tap_hold_t *)action->user_data;
                tap_code16(tap_hold->tap);
            }

     default:
       return true;
    }
}