// sos-mode.c: SOS mode for Anduril.
// Copyright (C) 2017-2023 Selene ToyKeeper
// SPDX-License-Identifier: GPL-3.0-or-later

#pragma once

#include "sos-mode.h"

#ifdef USE_SOS_MODE_IN_BLINKY_GROUP
uint8_t sos_state(Event event, uint16_t arg) {
    // 1 click: off
    if (event == EV_1click) {
        set_state(off_state, 0);
        return EVENT_HANDLED;
    }
    // 2 clicks: next blinky mode
    else if (event == EV_2clicks) {
        #if defined(USE_BATTCHECK_MODE)
        set_state(battcheck_state, 0);
        #elif defined(USE_THERMAL_REGULATION)
        set_state(tempcheck_state, 0);
        #elif defined(USE_BEACON_MODE)
        set_state(beacon_state, 0);
        #endif
        return EVENT_HANDLED;
    }
    return EVENT_NOT_HANDLED;
}
#endif

void sos_blink(uint8_t num, uint8_t dah) {
    #define DIT_LENGTH 200
    for (; num > 0; num--) {
        set_level(memorized_level);
        nice_delay_ms(DIT_LENGTH);
        if (dah) {  // dah is 3X as long as a dit
            nice_delay_ms(DIT_LENGTH*2);
        }
        set_level(0);
        // one "off" dit between blinks
        nice_delay_ms(DIT_LENGTH);
    }
    // three "off" dits (or one "dah") between letters
    // (except for SOS, which is collectively treated as a single "letter")
    //nice_delay_ms(DIT_LENGTH*2);
}

inline void sos_mode_iter() {
    // one iteration of main loop()
    //nice_delay_ms(1000);
    sos_blink(3, 0);  // S
    sos_blink(3, 1);  // O
    sos_blink(3, 0);  // S
    nice_delay_ms(2000);
}