qmk-keychron-q3-colemak-dh/keyboards/planck/keymaps/gunp/keymap.c

/* Copyright 2021 Gun Pinyo
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include QMK_KEYBOARD_H

extern keymap_config_t keymap_config;

enum planck_layers {
  LY_0000, LY_0001, LY_0010, LY_0011,
  LY_0100, LY_0101, LY_0110, LY_0111,
  LY_1000, LY_1001, LY_1010, LY_1011,
  LY_1100, LY_1101, LY_1110, LY_1111,
  LY_THAI_A, LY_THAI_B, LY_THAI_C,
  LY_SANDBOX, LY_STICK,
};

enum planck_keycodes {
  MIN_KC = SAFE_RANGE,
  FUNC_A, FUNC_B, FUNC_C, FUNC_D,
  SANDBOX, STICK,
  LTHAI_A, LTHAI_B, LTHAI_C,
  LSW0110, LSW1111, LSW0100,
  USER_NAME, USER_EMAIL,
  MAX_KC,
  DYNAMIC_MACRO_RANGE,
};

#define KC_L2_0 KC_LSFT
#define KC_L3_0 KC_LCTL
#define KC_L3_1 KC_LALT
#define KC_L3_2 KC_LGUI

#define KC_R2_1 FUNC_A
#define KC_R2_2 FUNC_B
#define KC_R2_3 FUNC_C
#define KC_R2_4 FUNC_D

#define KC_R2_5 KC_RSFT
#define KC_R3_0 KC_R2_4
#define KC_R3_1 KC_SPC

#define LAYOUT_gunp( k00, k01, k02, k03, k04, k05, \
                     k10, k11, k12, k13, k14, k15, \
                     k20, k21, k22, k23, k24, k25, \
                     k30, k31, k32, k33, k34, k35) \
LAYOUT_ortho_4x12( \
k00,k01,k02,k03,k04,k05, LSW0110, KC_LEFT, KC_BSPC, KC_RIGHT,XXXXXXX, XXXXXXX,\
k10,k11,k12,k13,k14,k15, LSW1111, LTHAI_A, LTHAI_B, LTHAI_C, XXXXXXX, XXXXXXX,\
k20,k21,k22,k23,k24,k25, LSW0100, KC_R2_1, KC_R2_2, KC_R2_3, KC_R2_4, KC_R2_5,\
k30,k31,k32,k33,k34,k35, KC_R3_0, KC_R3_1, KC_ENT,  KC_RGUI, KC_RALT, KC_RCTL)

#define UNUSED_LAYER LAYOUT_gunp(\
  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,\
  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,\
  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,\
  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX),

#define F1_F12_LAYER(M) LAYOUT_gunp(\
  S(M(KC_F7 )), S(M(KC_F8 )), M(KC_F7 ), M(KC_F8 ), M(KC_F9 ), S(M(KC_F9 )),\
  S(M(KC_F4 )), S(M(KC_F5 )), M(KC_F4 ), M(KC_F5 ), M(KC_F6 ), S(M(KC_F6 )),\
  S(M(KC_F1 )), S(M(KC_F2 )), M(KC_F1 ), M(KC_F2 ), M(KC_F3 ), S(M(KC_F3 )),\
  S(M(KC_F10)), S(M(KC_F11)), M(KC_F10), M(KC_F11), M(KC_F12), S(M(KC_F12))),

#define MC(kc)  LCTL(kc)
#define MA(kc)  LALT(kc)
#define MG(kc)  LGUI(kc)
#define MSC(kc) LSFT(LCTL(kc))

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
[LY_0000] = LAYOUT_ortho_4x12(
  KC_PGUP, KC_Q, KC_W, KC_F, KC_P, KC_G, KC_J, KC_L, KC_U, KC_Y, KC_K, KC_TAB,
  KC_PGDN, KC_A, KC_R, KC_S, KC_T, KC_D, KC_H, KC_N, KC_E, KC_I, KC_O, STICK,
  KC_L2_0, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_M,
                                KC_R2_1, KC_R2_2,    KC_R2_3, KC_UP,   KC_R2_5,
  KC_L3_0, KC_L3_1, KC_L3_2, KC_ESCAPE,  KC_BSPC,    KC_ENTER,
                       KC_R3_0, KC_R3_1, KC_PSCR,    KC_LEFT, KC_DOWN, KC_RIGHT
),
[LY_1000] = LAYOUT_gunp(
  XXXXXXX,   KC_PERC,   KC_QUES,   KC_EXLM,   KC_GRV,    XXXXXXX,
  XXXXXXX,   KC_AT,     KC_COMM,   KC_DOT,    KC_QUOT,   KC_EQL,
  KC_L2_0,   KC_DLR,    KC_SCLN,   KC_COLN,   KC_DQUO,   KC_UNDS,
  KC_L3_0,   KC_L3_1,   KC_L3_2,   XXXXXXX,   XXXXXXX,   XXXXXXX
),
[LY_0010] = LAYOUT_gunp(
  XXXXXXX,   KC_AMPR,   KC_PIPE,   KC_TILD,   KC_CIRC,   XXXXXXX,
  XXXXXXX,   KC_LCBR,   KC_LBRC,   KC_LPRN,   KC_LT,     KC_SLSH,
  KC_L2_0,   KC_RCBR,   KC_RBRC,   KC_RPRN,   KC_GT,     KC_BSLS,
  KC_L3_0,   KC_L3_1,   KC_L3_2,   XXXXXXX,   XXXXXXX,   XXXXXXX
),
[LY_1010] = LAYOUT_gunp(
  XXXXXXX,   KC_HASH,   KC_7,      KC_8,      KC_9,      XXXXXXX,
  XXXXXXX,   KC_ASTR,   KC_4,      KC_5,      KC_6,      KC_PLUS,
  KC_L2_0,   KC_0,      KC_1,      KC_2,      KC_3,      KC_MINS,
  KC_L3_0,   KC_L3_1,   KC_L3_2,   XXXXXXX,   XXXXXXX,   XXXXXXX
),
[LY_0100] = LAYOUT_gunp(
  XXXXXXX,   MC(KC_G),   KC_HOME,      KC_UP,      KC_END,        MC(KC_UP),
  XXXXXXX,   KC_PGUP,    KC_LEFT,      KC_DOWN,    KC_RIGHT,      MC(KC_DOWN),
  XXXXXXX,   KC_PGDN,    MC(KC_S),     MC(KC_A),   MC(KC_Z),      MSC(KC_Z),
  XXXXXXX,   XXXXXXX,    MC(KC_LEFT),  MC(KC_F),   MC(KC_RIGHT),  XXXXXXX
),
[LY_1100] = LAYOUT_gunp(
  XXXXXXX,   MSC(KC_G),  S(KC_HOME),   S(KC_UP),   S(KC_END),     MSC(KC_UP),
  XXXXXXX,   S(KC_PGUP), S(KC_LEFT),   S(KC_DOWN), S(KC_RIGHT),   MSC(KC_DOWN),
  XXXXXXX,   S(KC_PGDN), MC(KC_X),     MC(KC_C),   MC(KC_V),      MC(KC_L),
  XXXXXXX,   XXXXXXX,    MSC(KC_LEFT), MC(KC_R),   MSC(KC_RIGHT), XXXXXXX
),
[LY_0110] = F1_F12_LAYER()
[LY_1110] = F1_F12_LAYER(MG)

[LY_0001] = LAYOUT_gunp(
  MC(KC_H),      MC(KC_0),      MSC(KC_PGUP),  KC_BRIU,  MSC(KC_PGDN), KC_VOLU,
  MSC(KC_T),     MC(KC_PLUS),   MC(KC_PGUP),   KC_BRID,  MC(KC_PGDN),  KC_VOLD,
  OSM(MOD_LSFT), MC(KC_MINS),   MA(KC_LEFT),   MC(KC_T), MA(KC_RIGHT), KC_MUTE,
  OSM(MOD_LCTL), OSM(MOD_LALT), OSM(MOD_LGUI), MC(KC_W), KC_DELETE,    KC_APP
),
[LY_1101] = LAYOUT_gunp(
  SANDBOX,   XXXXXXX,    AU_TOGG,      QK_LOCK,    RGB_TOG,       QK_BOOT,
  KC_WAKE,   KC_CAPS,    USER_NAME,    USER_EMAIL, RGB_MOD,       DB_TOGG,
  KC_SLEP,   KC_NUM,     DM_REC1,      DM_PLY1,    XXXXXXX,       EE_CLR,
  KC_PWR,    KC_SCRL,    DM_REC2,      DM_PLY2,    DM_RSTP,       KC_INSERT
),
[LY_1111] = LAYOUT_gunp(
  KC_ACL1,   KC_ACL0,    KC_WH_L,      KC_MS_U,    KC_WH_R,       KC_WH_U,
  KC_ACL2,   XXXXXXX,    KC_MS_L,      KC_MS_D,    KC_MS_R,       KC_WH_D,
  KC_MPRV,   KC_BTN5,    KC_MRWD,      KC_MPLY,    KC_MFFD,       KC_BTN3,
  KC_MNXT,   KC_BTN4,    KC_PAUSE,     KC_MSTP,    KC_BTN1,       KC_BTN2
),
[LY_0111] = UNUSED_LAYER
[LY_1011] = UNUSED_LAYER

[LY_1001] = UNUSED_LAYER
[LY_0101] = UNUSED_LAYER
[LY_0011] = UNUSED_LAYER

/* mapping from US QWERTY to TH Kedmanee */
[LY_THAI_A] = LAYOUT_gunp(
  S(KC_G),  KC_PIPE,  KC_8,     KC_COMM,  S(KC_A),  KC_QUES,
  S(KC_I),  KC_SCLN,  KC_QUOT,  KC_O,     KC_I,     KC_RBRC,
  S(KC_P),  S(KC_T),  KC_M,     KC_P,     KC_EQL,   KC_COLN,
  KC_LT,    S(KC_S),  S(KC_R),  KC_GT,    KC_R,     KC_A
),
[LY_THAI_B] = LAYOUT_gunp(
  S(KC_N),  S(KC_H),  KC_J,     KC_H,     S(KC_U),  S(KC_J),
  S(KC_F),  KC_C,     KC_G,     KC_K,     KC_Y,     KC_T,
  KC_DOT,   KC_W,     KC_B,     KC_U,     KC_7,     KC_N,
  KC_1,     S(KC_B),  S(KC_Y),  KC_E,     KC_6,     KC_CIRC
),
[LY_THAI_C] = LAYOUT_gunp(
  KC_4,     KC_BSLS,  KC_MINS,  S(KC_V),  S(KC_E),  S(KC_D),
  KC_5,     KC_0,     KC_D,     KC_V,     KC_F,     KC_9,
  S(KC_L),  S(KC_K),  KC_L,     KC_S,     KC_LBRC,  KC_X,
  S(KC_O),  KC_Q,     KC_LCBR,  S(KC_C),  KC_Z,     KC_SLSH
),
[LY_SANDBOX] = LAYOUT_ortho_4x12(
  KC_LCBR, KC_Q, KC_W, KC_F, KC_P, KC_G, KC_J, KC_L, KC_U, KC_Y, KC_K, KC_RCBR,
  KC_LBRC, KC_A, KC_R, KC_S, KC_T, KC_D, KC_H, KC_N, KC_E, KC_I, KC_O, KC_RBRC,
  KC_LPRN,KC_Z,KC_X,KC_C,KC_V,KC_B,KC_M,KC_COMM,KC_DOT,KC_SCLN,KC_COLN,KC_RPRN,
  KC_LT  , KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_GT
),
[LY_STICK] = UNUSED_LAYER // as a gateway to other persistant layers
};

#define NUM_LANGS 2
#define LANG_ENG  0
#define LANG_THAI 1

uint16_t cur_layer = LY_0000;
uint16_t cur_lang = LANG_ENG;
bool is_layer_persistant = false;

void change_layer(uint16_t new_layer) {
  if(cur_layer != new_layer) {
    layer_off(cur_layer);
    layer_on(new_layer);
    cur_layer = new_layer;
  }
}

void change_lang(uint16_t lang) {
  while(lang != cur_lang) {
    SEND_STRING(SS_LGUI(" "));
    cur_lang = (cur_lang + 1) % NUM_LANGS;
  }
}

void user_panic(void) {
  SEND_STRING("Planck Keyboard: User Panic!");
}

void update_env_thai(void) {
  if(LY_THAI_A <= cur_layer && cur_layer <= LY_THAI_C) {
    change_lang(LANG_THAI);
  } else {
    change_lang(LANG_ENG);
  }
}

uint16_t get_persistant_layer_from_keycode(uint16_t keycode) {
  switch(keycode) {
    case FUNC_A:   return LY_1000;
    case FUNC_B:   return LY_1010;
    case FUNC_C:   return LY_0010;
    case FUNC_D:   return LY_0000;
    case LTHAI_A:  return LY_THAI_A;
    case LTHAI_B:  return LY_THAI_B;
    case LTHAI_C:  return LY_THAI_C;
    case LSW0110:  return LY_0110;
    case LSW1111:  return LY_1111;
    case LSW0100:  return LY_0100;
  }
  return 0; // this line is unreachable but be here to make the complier happy
}

bool process_record_user(uint16_t keycode, keyrecord_t *record) {

  if(!is_layer_persistant && FUNC_A <= keycode && keycode <= FUNC_D) {
    uint16_t mask = 1 << (3 - (keycode - FUNC_A));
    uint16_t cur_layer_code = cur_layer - LY_0000;
    if(!(LY_0000 <= cur_layer && cur_layer <= LY_1111))
      user_panic();
    if(!(cur_layer_code & mask) == record->event.pressed)
      change_layer((mask ^ cur_layer_code) + LY_0000);
    return false;
  }

  if(!(record->event.pressed))
    return !(MIN_KC <= keycode && keycode <= MAX_KC);

  switch(keycode) {
    case USER_NAME:
      SEND_STRING("Gun Pinyo");
      return false;

    case USER_EMAIL:
      SEND_STRING("gunpinyo@gmail.com");
      return false;

    case SANDBOX:
    case STICK:
      change_layer(keycode == STICK ? LY_STICK : LY_SANDBOX);
      change_lang(LANG_ENG);
      is_layer_persistant = true;
      return false;

    case FUNC_A:  case FUNC_B:  case FUNC_C:   case FUNC_D:
    case LTHAI_A: case LTHAI_B: case LTHAI_C:
    case LSW0110: case LSW1111: case LSW0100:
      if(is_layer_persistant) {
        change_layer(get_persistant_layer_from_keycode(keycode));
        update_env_thai();
        // `FUNC_D` resets the layer configuration when `is_layer_persistant`
        is_layer_persistant = keycode != FUNC_D;
        if(!is_layer_persistant) {
          clear_keyboard();
          layer_clear();
        }
      }
      return false;
  }
  return true;
}

#ifdef RGB_MATRIX_ENABLE
  bool rgb_matrix_indicators_user(void) {
    // `42` is the index of the middle light at the bottom row (in planck light)
    // it is disabled because it does not have a cover, hence irritates my eyes
    rgb_matrix_set_color(42, 0, 0, 0);
    return false;
  }
#endif