#include QMK_KEYBOARD_H
#include "debug.h"
#include "action_layer.h"
#include "version.h"

#define BASE 0 // Base = Workman-D
#define NUMB 1 // numbers
#define FNCK 2 // F#

// Useful link: https://docusaurus.qmk.fm/keycodes

enum custom_keycodes {
  PLACEHOLDER = SAFE_RANGE, // can always be here
};

// [Info]
// Meh = LCtrl + LAlt + LShift
// L_X = Layer X

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/* Keymap 0: WORKMAN-D Basic layer
 *
 * ,--------------------------------------------------.           ,--------------------------------------------------.
 * | Esc/Meh|   1  |   2  |   3  |   4  |   5  |  6   |           |   7  |   8  |   9  |   0  |   -  |   =  | Ins/Meh|
 * |--------+------+------+------+------+-------------|           |------+------+------+------+------+------+--------|
 * | Tab/L_F|   Q  |   H  |   R  |   W  |   B  |  Psc |           |  Scl |   J  |   F  |   U  |   P  |   '  | \ /L_F |
 * |--------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
 * | LShift |   A  |   S  |   D  |   T  |   G  |------|           |------|   Y  |   N  |   E  |   O  |   I  | ;/RShft|
 * |--------+------+------+------+------+------| Alt  |           | Alt  |------+------+------+------+------+--------|
 * | LAlt   |   Z  |   X  |   M  |   C  |   V  | Cmd  |           | Cmd  |   K  |   L  |   ,  |   .  |   /  |  RAlt  |
 * `--------+------+------+------+------+-------------'           `-------------+------+------+------+------+--------'
 *   |LCtrl | Left |  Up  | Down | Right|                                       |  Up  | Down |   [  |   ]  | RCtrl|
 *   `----------------------------------'                                       `----------------------------------'
 *                                        ,-------------.       ,-------------.
 *                                        |L_NUMB|   `  |       | Home | End  |
 *                                 ,------|------|------|       |------+------+------.
 *                                 |      |      | Alt  |       | PgUp |      |      |
 *                                 | Space|Backsp|------|       |------| Del  |Enter |
 *                                 |      |ace   | LCmd |       | PgDn |      |      |
 *                                 `--------------------'       `--------------------'
 */
// If it accepts an argument (i.e, is a function), it doesn't need KC_.
// Otherwise, it needs KC_*
[BASE] = LAYOUT_ergodox(
        // left hand
        MEH_T(KC_ESC),  KC_1,         KC_2,   KC_3,   KC_4,    KC_5,   KC_6,
        LT(FNCK,KC_TAB),KC_Q,         KC_H,   KC_R,   KC_W,    KC_B,   KC_PSCR,
        KC_LSFT,        KC_A,         KC_S,   KC_D,   KC_T,    KC_G,
        KC_LALT,        KC_Z,         KC_X,   KC_M,   KC_C,    KC_V,   LALT(KC_LGUI),
        KC_LCTL,       KC_LEFT,      KC_UP,  KC_DOWN,KC_RGHT,
                                                      MO(NUMB), KC_GRV,
                                                               KC_LALT,
                                               KC_SPC,KC_BSPC, KC_LGUI,
        // right hand
             KC_7,    KC_8,   KC_9,  KC_0,   KC_MINS, KC_EQUAL,         MEH_T(KC_INS),
             KC_SCROLL_LOCK, KC_J,   KC_F,  KC_U,   KC_P,    KC_QUOT,          LT(FNCK,KC_BSLS),
                      KC_Y,   KC_N,  KC_E,   KC_O,    KC_I,             RSFT_T(KC_SCLN),
             RALT(KC_RGUI), KC_K,   KC_L,  KC_COMM,KC_DOT,  KC_SLSH,          KC_RALT,
                                  KC_WBAK, KC_WFWD,KC_LBRC, KC_RBRC,          KC_RCTL,
             KC_HOME, KC_END,
             KC_PGUP,
             KC_PGDN, KC_DEL, KC_ENT
    ),

/* Keymap 1: Numeric Layer
 * 
 * ,---------------------------------------------------.           ,--------------------------------------------------.
 * |         |      |      |NLock |   /  |   *  |   -  |           |      |      |      |      |      |      |        |
 * |---------+------+------+------+------+------+------|           |------+------+------+------+------+------+--------|
 * |         |      |      |   7  |   8  |   9  |   +  |           |      |      |      |      |      |      |        |
 * |---------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
 * |         |      |      |   4  |   5  |   6  |------|           |------|      |      |      |      |      |        |
 * |---------+------+------+------+------+------|  Ret |           |      |------+------+------+------+------+--------|
 * |         |      |      |   1  |   2  |   3  |      |           |      |      |      |      |      |      |        |
 * `---------+------+------+------+------+-------------'           `-------------+------+------+------+------+--------'
 *   |       |      |      |   0  |   .  |                                       |      |      |      |      |      |
 *   `-----------------------------------'                                       `----------------------------------'
 *                                        ,-------------.       ,-------------      
 *                                        |      |NLock |       |      |      |
 *                                 ,------|------|------|       |------+------+------.
 *                                 |      |      |      |       |      |      |      |
 *                                 |      |      |------|       |------|      |      |
 *                                 |      |      |      |       |      |      |      |
 *                                 `--------------------'       `--------------------'
 */
// Function Keys
[NUMB] = LAYOUT_ergodox(
       // left hand
       _______,_______,_______,KC_NUM_LOCK, KC_PSLS,KC_PAST,KC_PMNS,
       _______,_______,_______,KC_KP_7,KC_KP_8,KC_KP_9,KC_PPLS,
       _______,_______,_______,KC_KP_4,KC_KP_5,KC_KP_6,
       _______,_______,_______,KC_KP_1,KC_KP_2,KC_KP_3,KC_KP_ENTER,
       _______,_______,_______,KC_KP_0,KC_KP_DOT,
                                       _______,KC_NUM_LOCK,
                                               _______,
                               _______,_______,_______,
       // right hand
       _______,_______,_______,_______,_______,_______,_______,
       _______,_______,_______,_______,_______,_______,_______,
               _______,_______,_______,_______,_______,_______,
       _______,_______,_______,_______,_______,_______,_______,
                       _______,_______,_______,_______,_______,
       _______,_______,
       _______,
       _______,_______,_______
),
/* Keymap 2: Fn Layer
 * 
 * ,---------------------------------------------------.           ,--------------------------------------------------.
 * |         |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |           |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |        |
 * |---------+------+------+------+------+------+------|           |------+------+------+------+------+------+--------|
 * |         |      |      |      |      |      |      |           |      |      |      |      |      |      |        |
 * |---------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
 * |         |      |      |      |      |      |------|           |------|      |      |      |      |      |        |
 * |---------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
 * |         |      |      |      |      |      |      |           |      |      |      |      |      |      |        |
 * `---------+------+------+------+------+-------------'           `-------------+------+------+------+------+--------'
 *   |       |      |      |      |      |                                       |      |      |      |      |      |
 *   `-----------------------------------'                                       `----------------------------------'
 *                                        ,-------------.       ,-------------      
 *                                        |      |      |       |      |      |
 *                                 ,------|------|------|       |------+------+------.
 *                                 |      |      |      |       |      |      |      |
 *                                 |      |      |------|       |------|      |      |
 *                                 |      |      |      |       |      |      |      |
 *                                 `--------------------'       `--------------------'
 */
// Function Keys
[FNCK] = LAYOUT_ergodox(
       // left hand
       _______,KC_F1,  KC_F2,  KC_F3,  KC_F4,  KC_F5,  KC_F6,
       _______,_______,_______,_______,_______,_______,_______,
       _______,_______,_______,_______,_______,_______,
       _______,_______,_______,_______,_______,_______,_______,
       _______,_______,_______,_______,_______,
                                       _______,_______,
                                               _______,
                               _______,_______,_______,
       // right hand
       KC_F7,  KC_F8,  KC_F9,  KC_F10, KC_F11, KC_F12, _______,
       _______,_______,_______,_______,_______,_______,_______,
               _______,_______,_______,_______,_______,_______,
       _______,_______,_______,_______,_______,_______,_______,
                       _______,_______,_______,_______,_______,
       _______,_______,
       _______,
       _______,_______,_______
),

};

int capslock = 0;
int numlock = 0;

bool led_update_user(led_t led_state) {
    numlock = led_state.num_lock;
    capslock = led_state.caps_lock;
    // Following disables the default LED indicators:
    return false;
}
/**/

// Runs constantly in the background, in a loop.
void matrix_scan_user(void) {

    uint8_t layer = biton32(layer_state);

    ergodox_board_led_off();
    ergodox_right_led_1_off();
    ergodox_right_led_2_off();
    ergodox_right_led_3_off();

    switch (layer) {
        case FNCK:
            ergodox_board_led_on();
            break;
        case NUMB:
            ergodox_board_led_on();
            if (numlock) {
                ergodox_right_led_1_on();
            }
            break;
        
        default:
            if (capslock) {
                ergodox_right_led_2_on();
            }
            break;
    }

};