#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 _AL 1
#define _FL 2

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  /*
   *  ANSI Base, Mac style
   * ,-----------------------------------------------------------------------------.
   * |Esc   |  1|   2|   3|   4|   5|   6|   7|   8|   9|   0|   -|   = |   Backsp |
   * |-----------------------------------------------------------------------------|
   * |Tab    |  Q  |  W  |  E  |  R  |  T  |  Y  |  U  |  I|   O|  P|  [|  ]|     \|
   * |-----------------------------------------------------------------------------|
   * |Caps/Fn      |    A|    S|    D|    F|   G|  H|  J|  K|  L|  ;|  '|   Enter  |
   * |-----------------------------------------------------------------------------|
   * |Shift      |    Z|     X|    C|     V|  B|  N|  M|  ,|  .|  /|     Shift     |
   * |-----------------------------------------------------------------------------|
   * |Fn|Alt |Gui | Space(tapped), Fn(held) |Gui |Alt  |Menu(tapped, Fn2(held)|Ctrl|
   * `-----------------------------------------------------------------------------'
   */
  [_BL] = LAYOUT_60_ansi(
    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,                   KC_RSFT, \
    MO(_AL), KC_LALT, KC_LGUI,                   LT(_AL, KC_SPACE),                            KC_RGUI, KC_RALT, LT(_FL, KC_MENU), KC_RCTL
  ),

  /*
   * Pok3r style arrow cluster
   * ,-----------------------------------------------------------.
   * |`~ | F1| F2| F3| F4| F5| F6| F7| F8| F9| F10| F11| F12|DEL |
   * |-----------------------------------------------------------|
   * |     |   |    |   |   |   |   |   |Up|   |   |   |   |     |
   * |-----------------------------------------------------------|
   * |       |   |   |   |   |   |   |Left|Down|Right|   |   |   |
   * |-----------------------------------------------------------|
   * |        |   |   |   |   |   |   |   |   |   |   |          |
   * |-----------------------------------------------------------|
   * |    |    |    |                        |    |    |    |    |
   * `-----------------------------------------------------------'
   */
  [_AL] = LAYOUT_60_ansi(
    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_DELETE, \
    _______, _______, _______, _______, _______, _______, _______, _______, KC_UP,   _______, _______, _______, _______, _______,   \
    _______, _______, _______, _______, _______, _______, _______, KC_LEFT, KC_DOWN, KC_RGHT, _______, _______,          _______,   \
    _______,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,   \
    _______, _______, _______,                   _______,                                     _______, _______, _______, _______
  ),

  /* Keymap _FL: Function Layer
   * ,-----------------------------------------------------------.
   * |   |   |   |   |   |   |   |   |   |   |   |   |   |  RESET|
   * |-----------------------------------------------------------|
   * |     |   |   |   |   |   |   |   |   |   |   |BL-|BL+|BL   |
   * |-----------------------------------------------------------|
   * |      |   |   |   |   |   |   |       |   |   |   |        |
   * |-----------------------------------------------------------|
   * |  | RGB on|RGB step|Hue+|Hue- |Sat+|Sat-|Val+| Val-| | |   |
   * |-----------------------------------------------------------|
   * |    |    |    |                        |    |    |    |    |
   * `-----------------------------------------------------------'
   */
  [_FL] = LAYOUT_60_ansi(
  #ifdef RGBLIGHT_ENABLE
    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RESET,   \
    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, BL_DEC,  BL_INC,  BL_TOGG, \
    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, \
    _______,          RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, _______, _______,          _______, \
    _______, _______, _______,                   _______,                                     _______, _______, _______, _______
  #else
    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RESET,   \
    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, BL_DEC,  BL_INC,  BL_TOGG, \
    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, \
    _______,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, \
    _______, _______, _______,                   _______,                                     _______, _______, _______, _______
  #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;
  }
}