keymap.c

/* Copyright 2020 Jason Williams (Wilba)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#include QMK_KEYBOARD_H
enum layers {
    BASE,
    FN1,
    FN2,
};

enum custom_keycodes {
  SOCD_W,
  SOCD_A,
  SOCD_S,
  SOCD_D
};

bool w_down = false;
bool a_down = false;
bool s_down = false;
bool d_down = false;

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

// Default layer
[0] = LAYOUT_tkl_nofrow_ansi_tsangan_split_bs_rshift(
	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_DEL,  KC_INS,  KC_HOME, KC_PGUP,
	KC_TAB,  KC_Q,    SOCD_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS,          KC_DEL,  KC_END,  KC_PGDN,
	KC_CAPS, SOCD_A,    SOCD_S,    SOCD_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(1),                              KC_UP,
	KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, MO(1),   KC_RCTL,                   KC_LEFT, KC_DOWN, KC_RGHT),

// Fn1 Layer
[1] = LAYOUT_tkl_nofrow_ansi_tsangan_split_bs_rshift(
	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_TRNS, KC_TRNS, KC_PSCR, KC_SCRL, KC_PAUS,
	KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_INS,  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, 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),

// Fn2 Layer
[2] = LAYOUT_tkl_nofrow_ansi_tsangan_split_bs_rshift(
	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, 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, 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,                   KC_TRNS, KC_TRNS, KC_TRNS),

// Fn3 Layer
[3] = LAYOUT_tkl_nofrow_ansi_tsangan_split_bs_rshift(
	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, 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, 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,                   KC_TRNS, KC_TRNS, KC_TRNS),

};


bool process_record_user(uint16_t keycode, keyrecord_t *record) {
    switch (keycode) {
    case SOCD_W:
        if (record->event.pressed) {
            if (s_down) {
                unregister_code(KC_S);
            }
            register_code(KC_W);
            w_down = true;
        } else {
            unregister_code(KC_W);
            w_down = false;

            if (s_down) {
                register_code(KC_S);
            }

        }
        return false;
        break;
    case SOCD_A:
        if (record->event.pressed) {
            if (d_down) {
                unregister_code(KC_D);
            }
            register_code(KC_A);
            a_down = true;
        } else {
            unregister_code(KC_A);
            a_down = false;

            if (d_down) {
                register_code(KC_D);
            }

        }
        return false;
        break;
    case SOCD_S:
        if (record->event.pressed) {
            if (w_down) {
                unregister_code(KC_W);
            }
            register_code(KC_S);
            s_down = true;
        } else {
            unregister_code(KC_S);
            s_down = false;

            if (w_down) {
                register_code(KC_W);
            }

        }
        return false;
        break;
    case SOCD_D:
        if (record->event.pressed) {
            if (a_down) {
                unregister_code(KC_A);
            }
            register_code(KC_D);
            d_down = true;
        } else {
            unregister_code(KC_D);
            d_down = false;

            if (a_down) {
                register_code(KC_A);
            }
        }
        return false;
        break;
    }
    return true;
}