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 /* Copyright 2020 Josef Adamcik
  * Modification for VIA support and RGB underglow by Jens Bonk-Wiltfang
  *
  * 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/>.
  */

//Setting up what encoder rotation does. If your encoder can be pressed as a button, that function can be set in Via.

#ifdef ENCODER_ENABLE
    static uint8_t encoder_state[2] = {0};
    //Use these keymap positions to specify the encoder functions on rotate.
    static keypos_t encoder_ccw[2] = {{6, 3}, {6, 8}};
    static keypos_t encoder_cw[2] = {{6, 1}, {6, 6}};

    void encoder_action_unregister(void) {
        for (int index = 0; index < 2; ++index) {
            if (encoder_state[index]) {
                keyevent_t encoder_event = (keyevent_t){.key = encoder_state[index] >> 1 ? encoder_cw[index] : encoder_ccw[index], .pressed = false, .time = (timer_read() | 1)};
                encoder_state[index] = 0;
                action_exec(encoder_event);
            }
        }
    }

    void encoder_action_register(uint8_t index, bool clockwise) {
        keyevent_t encoder_event = (keyevent_t){.key = clockwise ? encoder_cw[index] : encoder_ccw[index], .pressed = true, .time = (timer_read() | 1)};
        encoder_state[index] = (clockwise ^ 1) | (clockwise << 1);
        action_exec(encoder_event);
    }

    void matrix_scan_user(void) { encoder_action_unregister(); }

    bool encoder_update_user(uint8_t index, bool clockwise) {
        encoder_action_register(index, clockwise);
        return false;
    };
#endif