#include "satan.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

#define _______ KC_TRNS

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] = KEYMAP_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] = KEYMAP_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_TRNS, KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_UP,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS, \
  KC_TRNS, KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_LEFT,KC_DOWN,KC_RGHT,KC_TRNS,KC_TRNS,KC_TRNS, \
  KC_TRNS, KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS, \
  KC_TRNS, KC_TRNS,KC_TRNS,          KC_TRNS,               KC_TRNS,KC_TRNS,KC_TRNS,KC_TRNS),
  /* Keymap _FL: Function Layer
   * ,-----------------------------------------------------------.
   * |   |   |   |   |   |   |   |   |   |   |   |   |   |  RESET|
   * |-----------------------------------------------------------|
   * |     |   |   |   |   |   |   |   |   |   |   |BL-|BL+|BL   |
   * |-----------------------------------------------------------|
   * |      |   |   |   |   |   |   |       |   |   |   |        |
   * |-----------------------------------------------------------|
   * |  | RGB on|RGB step|Hue+|Hue- |Sat+|Sat-|Val+| Val-| | |   |
   * |-----------------------------------------------------------|
   * |    |    |    |                        |    |    |    |    |
   * `-----------------------------------------------------------'
   */
[_FL] = KEYMAP_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;
  }
}