#include QMK_KEYBOARD_H

enum layer_number {
  _QWERTY = 0,
  _LOWER,
  _RAISE,
  _ADJUST,
};

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

/* QWERTY
 * ,-----------------------------------------.                    ,-----------------------------------------.
 * | ESC  |   1  |   2  |   3  |   4  |   5  |                    |   6  |   7  |   8  |   9  |   0  |BackSP|
 * |------+------+------+------+------+------|                    |------+------+------+------+------+------|
 * | Tab  |   Q  |   W  |   E  |   R  |   T  |                    |   Y  |   U  |   I  |   O  |   P  |  -   |
 * |------+------+------+------+------+------|                    |------+------+------+------+------+------|
 * |LCTRL |   A  |   S  |   D  |   F  |   G  |-------.    ,-------|   H  |   J  |   K  |   L  |   ;  |  '   |
 * |------+------+------+------+------+------| Home  |    |  End  |------+------+------+------+------+------|
 * |LShift|   Z  |   X  |   C  |   V  |   B  |-------|    |-------|   N  |   M  |   ,  |   .  |   /  |RShift|
 * `-----------------------------------------/       /     \      \-----------------------------------------'
 *                   | LAlt | LGUI |LOWER | /Space  /       \Enter \  |RAISE | RGUI |Delete|
 *                   |      |      |      |/       /         \      \ |      |      |      |
 *                   `----------------------------'           '------''--------------------'
 */

 [_QWERTY] = LAYOUT( \
  KC_ESC,   KC_1,   KC_2,    KC_3,    KC_4,    KC_5,                     KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    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_MINS, \
  KC_LSFT, KC_A,   KC_S,    KC_D,    KC_F,    KC_G,                     KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, \
  KC_LCTRL,  KC_Z,   KC_X,    KC_C,    KC_V,    KC_B, KC_HOME,  KC_END,  KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH,  KC_RSFT, \
                        KC_LALT, KC_LGUI, MO(_LOWER), KC_SPC, KC_ENT, MO(_RAISE), KC_RGUI, KC_DELETE \
),
/* LOWER
 * ,-----------------------------------------.                    ,-----------------------------------------.
 * | F11  |  F1  |  F2  |  F3  |  F4  |  F5  |                    |  F6  |  F7  |  F8  |  F9  | F10  | F12  |
 * |------+------+------+------+------+------|                    |------+------+------+------+------+------|
 * |      | Calc | WExpl|      |      | VolUp|                    |   `  |   !  |   @  |   #  |   $  |   %  |
 * |------+------+------+------+------+------|                    |------+------+------+------+------+------|
 * |      |      |      |      |      | VDown|-------.    ,-------|   ^  |   &  |   *  |   (  |   )  |   -  |
 * |------+------+------+------+------+------| Home  |    |  End  |------+------+------+------+------+------|
 * |      |      |      |      |      | Mute |-------|    |-------|      |   _  |   +  |   {  |   }  |   |  |
 * `-----------------------------------------/       /     \      \-----------------------------------------'
 *                   | LAlt | LGUI |LOWER | /Space  /       \Enter \  |RAISE | RGUI |Delete|
 *                   |      |      |      |/       /         \      \ |      |      |      |
 *                   `----------------------------'           '------''--------------------'
 */
[_LOWER] = LAYOUT( \
   KC_F11,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6,   KC_F7,   KC_F8,   KC_F9,  KC_F10,  KC_F12, \
  _______, KC_CALC, KC_MYCM, KC_PSCREEN, _______, KC_VOLU,                 KC_GRV, KC_EXLM,   KC_AT, KC_HASH,  KC_DLR, KC_PERC, \
  _______, _______, _______, _______, _______, KC_VOLD,                   KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_TILD, \
  _______, _______, _______, _______, _______, KC_MUTE, _______,_______, XXXXXXX, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE, \
                             _______, _______, _______, _______, _______,  _______, _______, _______\
),
/* RAISE
 * ,-----------------------------------------.                    ,-----------------------------------------.
 * |      |      |   7  |   8  |   9  |   -  |                    |      |      |      |      |      |      |
 * |------+------+------+------+------+------|                    |------+------+------+------+------+------|
 * |      |      |   4  |   5  |   6  |   +  |                    |      |      | PGUp |  Up  |PGDown|      |
 * |------+------+------+------+------+------|                    |------+------+------+------+------+------|
 * |      |      |   1  |   2  |   3  |   /  |-------.    ,-------|      |      | Left | Down |Right |      |
 * |------+------+------+------+------+------| Home  |    |  End  |------+------+------+------+------+------|
 * |      |      |   =  |   0  |   .  |   *  |-------|    |-------|   +  |   -  |   =  |   [  |   ]  |   \  |
 * `-----------------------------------------/       /     \      \-----------------------------------------'
 *                   | LAlt | LGUI |LOWER | /Space  /       \Enter \  |RAISE | RGUI |Delete|
 *                   |      |      |      |/       /         \      \ |      |      |      |
 *                   `----------------------------'           '------''--------------------'
 */

[_RAISE] = LAYOUT( \
  _______,  XXXXXXX,    KC_7,    KC_8,    KC_9,   KC_MINS,                     XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
  _______,  XXXXXXX,    KC_4,    KC_5,    KC_6,   KC_PLUS,                     XXXXXXX, XXXXXXX, KC_PGUP, KC_UP, KC_PGDOWN, XXXXXXX, \
  _______,  XXXXXXX,    KC_1,    KC_2,    KC_3,   KC_ASTR,                     XXXXXXX, XXXXXXX, KC_LEFT, KC_DOWN, KC_RGHT, XXXXXXX, \
  _______,  XXXXXXX,  KC_EQL,    KC_0,  KC_DOT,   KC_SLSH,  _______, _______,  KC_PLUS, KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC, KC_BSLS, \
                                _______, _______, _______,  _______, _______,  _______, _______, _______ \
),
/* ADJUST
 * ,-----------------------------------------.                    ,-----------------------------------------.
 * |      |      |      |      |      |      |                    |      |      |      |      |      |      |
 * |------+------+------+------+------+------|                    |------+------+------+------+------+------|
 * |      |      |      |      |      |      |                    |      |      |      |      |      |      |
 * |------+------+------+------+------+------|                    |------+------+------+------+------+------|
 * |      |      |      |      |      |      |-------.    ,-------|      |      |RGB ON| HUE+ | SAT+ | VAL+ |
 * |------+------+------+------+------+------|       |    |       |------+------+------+------+------+------|
 * |      |      |      |      |      |      |-------|    |-------|      |      | MODE | HUE- | SAT- | VAL- |
 * `-----------------------------------------/       /     \      \-----------------------------------------'
 *                   | LAlt | LGUI |LOWER | /Space  /       \Enter \  |RAISE | RGUI |Delete|
 *                   |      |      |      |/       /         \      \ |      |      |      |
 *                   `----------------------------'           '------''--------------------'
 */
  [_ADJUST] = LAYOUT( \
  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,\
                             _______, _______, _______, _______, _______,  _______, _______, _______ \
  )
};

layer_state_t layer_state_set_user(layer_state_t state) {
  return update_tri_layer_state(state, _LOWER, _RAISE, _ADJUST);
}

//SSD1306 OLED update loop, make sure to enable OLED_DRIVER_ENABLE=yes in rules.mk
#ifdef OLED_DRIVER_ENABLE

oled_rotation_t oled_init_user(oled_rotation_t rotation) {
  if (!is_keyboard_master())
    return OLED_ROTATION_180;  // flips the display 180 degrees if offhand
  return rotation;
}

// When you add source files to SRC in rules.mk, you can use functions.
const char *read_layer_state(void);
const char *read_logo(void);
void set_keylog(uint16_t keycode, keyrecord_t *record);
const char *read_keylog(void);
const char *read_keylogs(void);

// const char *read_mode_icon(bool swap);
// const char *read_host_led_state(void);
// void set_timelog(void);
// const char *read_timelog(void);

void oled_task_user(void) {
  if (is_keyboard_master()) {
    // If you want to change the display of OLED, you need to change here
    oled_write_ln(read_layer_state(), false);
    oled_write_ln(read_keylog(), false);
    oled_write_ln(read_keylogs(), false);
    //oled_write_ln(read_mode_icon(keymap_config.swap_lalt_lgui), false);
    //oled_write_ln(read_host_led_state(), false);
    //oled_write_ln(read_timelog(), false);
  } else {
    oled_write(read_logo(), false);
  }
}
#endif // OLED_DRIVER_ENABLE

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
  if (record->event.pressed) {
#ifdef OLED_DRIVER_ENABLE
    set_keylog(keycode, record);
#endif
    // set_timelog();
  }
  return true;
}