/*  -*-  eval: (turn-on-orgtbl); -*-
 * default HHKB Layout
 */
#include "hhkb.h"

#define _QWERTY 0
#define _COLEMAK 1
#define _DVORAK 2
#define _HHKB 3

enum planck_keycodes {
  QWERTY = SAFE_RANGE,
  COLEMAK,
  DVORAK,
  HHKB
};

// Fillers to make layering more clear
#define _______ KC_TRNS
#define XXXXXXX KC_NO

// Custom macros
#define CTL_ESC     CTL_T(KC_ESC)               // Tap for Esc, hold for Ctrl
#define SFT_ENT     SFT_T(KC_ENT)               // Tap for Enter, hold for Shift
#define HPR_TAB     ALL_T(KC_TAB)               // Tap for Tab, hold for Hyper (Super+Ctrl+Alt+Shift)
#define MEH_GRV     MEH_T(KC_GRV)               // Tap for Backtick, hold for Meh (Ctrl+Alt+Shift)

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

    /* Layer QWERTY: Qwerty Layer
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Esc   | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | -     | =   | \     | ` |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Tab   | Q | W | E | R | T | Y | U | I | O | P | [     | ]   | Backs |   |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Cont  | A | S | D | F | G | H | J | K | L | ; | '     | Ent |       |   |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Shift | Z | X | C | V | B | N | M | , | . | / | Shift | Fn  |       |   |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|

            |------+------+-----------------------+------+------|
            | LAlt | LGUI | ******* Space ******* | RGUI | RAlt |
            |------+------+-----------------------+------+------|
    */

  [_QWERTY] = KEYMAP(  //  Qwerty layer
  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,  MEH_GRV, \
  HPR_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,           \
  CTL_ESC,  KC_A,  KC_S,  KC_D,  KC_F,  KC_G,  KC_H,  KC_J,  KC_K,     KC_L,    KC_SCLN,  KC_QUOT,  SFT_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(_HHKB),                    \
                    KC_LALT,  KC_LGUI,  /*        */ KC_SPC,      KC_RGUI,  KC_RALT),



    /* Layer COLEMAK: Colemak Layer
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Esc   | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | -     | =   | \     | ` |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Tab   | Q | W | F | P | G | J | L | U | Y | ; | [     | ]   | Backs |   |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Cont  | A | R | S | T | D | H | N | E | I | O | '     | Ent |       |   |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Shift | Z | X | C | V | B | K | M | , | . | / | Shift | Fn  |       |   |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|

            |------+------+-----------------------+------+------|
            | LAlt | LGUI | ******* Space ******* | RGUI | RAlt |
            |------+------+-----------------------+------+------|
    */

  [_COLEMAK] = KEYMAP(  //  Colemak layer
  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,  MEH_GRV, \
  HPR_TAB,  KC_Q,  KC_W,  KC_F,  KC_P,  KC_G,  KC_J,  KC_L,  KC_U,     KC_Y,    KC_SCLN,  KC_LBRC,  KC_RBRC,   KC_BSPC,           \
  CTL_ESC,  KC_A,  KC_R,  KC_S,  KC_T,  KC_D,  KC_H,  KC_N,  KC_E,     KC_I,    KC_O,     KC_QUOT,  SFT_ENT,                      \
  KC_LSFT,  KC_Z,  KC_X,  KC_C,  KC_V,  KC_B,  KC_K,  KC_M,  KC_COMM,  KC_DOT,  KC_SLSH,  KC_RSFT,  MO(_HHKB),                    \
                    KC_LALT,  KC_LGUI,  /*        */ KC_SPC,      KC_RGUI,  KC_RALT),



    /* Layer DVORAK: Dvorak Layer
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Esc   | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | [     | ]   | \     | ` |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Tab   | ' | , | . | P | Y | F | G | C | R | L | /     | =   | Backs |   |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Cont  | A | O | E | U | I | D | H | T | N | S | -     | Ent |       |   |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|
     | Shift | ; | Q | J | K | X | B | M | W | V | Z | Shift | Fn  |       |   |
     |-------+---+---+---+---+---+---+---+---+---+---+-------+-----+-------+---|

            |------+------+-----------------------+------+------|
            | LAlt | LGUI | ******* Space ******* | RGUI | RAlt |
            |------+------+-----------------------+------+------|
    */

  [_DVORAK] = KEYMAP(  //  Dvorak layer
  KC_ESC,   KC_1,     KC_2,     KC_3,    KC_4,  KC_5,  KC_6,  KC_7,  KC_8,  KC_9,  KC_0,  KC_LBRC,  KC_RBRC,  KC_BSLS,  MEH_GRV, \
  HPR_TAB,  KC_QUOT,  KC_COMM,  KC_DOT,  KC_P,  KC_Y,  KC_F,  KC_G,  KC_C,  KC_R,  KC_L,  KC_SLSH,  KC_EQL,   KC_BSPC,           \
  CTL_ESC,  KC_A,     KC_O,     KC_E,    KC_U,  KC_I,  KC_D,  KC_H,  KC_T,  KC_N,  KC_S,  KC_MINS,  SFT_ENT,                     \
  KC_LSFT,  KC_SCLN,  KC_Q,     KC_J,    KC_K,  KC_X,  KC_B,  KC_M,  KC_W,  KC_V,  KC_Z,  KC_RSFT,  MO(_HHKB),                   \
                    KC_LALT,  KC_LGUI,  /*        */ KC_SPC,      KC_RGUI,  KC_RALT),



    /* Layer HHKB: HHKB mode (HHKB Fn)
      |------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-------+-------+-----|
      | Pwr  | F1  | F2  | F3  | F4  | F5  | F6  | F7  | F8  | F9  | F10 | F11 | F12   | Ins   | Del |
      |------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-------+-------+-----|
      | Caps |     |     |     |     |     |     |     | Psc | Slk | Pus | Up  |       | Backs |     |
      |------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-------+-------+-----|
      |      | VoD | VoU | Mut |     |     | *   | /   | Hom | PgU | Lef | Rig | Enter |       |     |
      |------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-------+-------+-----|
      |      |     | Qwt | Cmk | Dvk |     | +   | -   | End | PgD | Dow |     |       |       |     |
      |------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-------+-------+-----|

                 |------+------+----------------------+------+------+
                 | **** | **** | ******************** | **** | **** |
                 |------+------+----------------------+------+------+

     */

  [_HHKB] = KEYMAP(
  KC_PWR,   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_BSPC,          \
  _______,  KC_VOLD,  KC_VOLU,  KC_MUTE,  _______,  _______,  KC_PAST,  KC_PSLS,  KC_HOME,  KC_PGUP,  KC_LEFT,  KC_RGHT,  KC_PENT,                    \
  _______,  _______,  QWERTY,   COLEMAK,  DVORAK,   _______,  KC_PPLS,  KC_PMNS,  KC_END,   KC_PGDN,  KC_DOWN,  _______,  _______,                    \
                      _______,  _______,            _______,            _______,  _______)};


const uint16_t PROGMEM fn_actions[] = {

};

const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
{
  // MACRODOWN only works in this function
      switch(id) {
        case 0:
          if (record->event.pressed) {
            register_code(KC_RSFT);
          } else {
            unregister_code(KC_RSFT);
          }
        break;
      }
    return MACRO_NONE;
};

void persistent_default_layer_set(uint16_t default_layer) {
  eeconfig_update_default_layer(default_layer);
  default_layer_set(default_layer);
}

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
  switch (keycode) {
    case QWERTY:
      if (record->event.pressed) {
        persistent_default_layer_set(1UL<<_QWERTY);
      }
      return false;
      break;
    case COLEMAK:
      if (record->event.pressed) {
        persistent_default_layer_set(1UL<<_COLEMAK);
      }
      return false;
      break;
    case DVORAK:
      if (record->event.pressed) {
        persistent_default_layer_set(1UL<<_DVORAK);
      }
      return false;
      break;
  }
  return true;
}