cs_TapToToggle.h

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/*
 * Author: Crownstone Team
 * Copyright: Crownstone (https://crownstone.rocks)
 * Date: Jan 2, 2019
 * License: LGPLv3+, Apache License 2.0, and/or MIT (triple-licensed)
 */
#pragma once
 
#include <ble/cs_Nordic.h>
#include <cfg/cs_AutoConfig.h>
#include <events/cs_EventListener.h>
 
struct __attribute__((__packed__)) t2t_entry_t {
    uint8_t address[BLE_GAP_ADDR_LEN];
    uint16_t score;  // Score that decreases every tick, and increases when rssi is above threshold.
};
 
#define T2T_LIST_COUNT 3
#define T2T_SCORE_INC (2000 / TICK_INTERVAL_MS)
#define T2T_SCORE_THRESHOLD (3000 / TICK_INTERVAL_MS)
#define T2T_SCORE_MAX (5000 / TICK_INTERVAL_MS)
#define T2T_TIMEOUT_MS 1500
 
class TapToToggle : public EventListener {
public:
    static TapToToggle& getInstance() {
        static TapToToggle instance;
        return instance;
    }
    void init(int8_t rssiThreshold);
    void handleEvent(event_t& event);
 
private:
    TYPIFY(CONFIG_TAP_TO_TOGGLE_ENABLED) enabled = g_CONFIG_TAP_TO_TOGGLE_ENABLED_DEFAULT;
 
    t2t_entry_t list[T2T_LIST_COUNT];
    uint16_t timeoutCounter     = 0;
 
    int8_t rssiThreshold        = 0;
 
    int8_t defaultRssiThreshold = 0;
 
    uint8_t scoreIncrement      = T2T_SCORE_INC;
 
    uint8_t scoreThreshold      = T2T_SCORE_THRESHOLD;
 
    uint8_t scoreMax            = T2T_SCORE_MAX;
 
    uint8_t timeoutTicks        = (T2T_TIMEOUT_MS / TICK_INTERVAL_MS);
 
    TapToToggle();
 
    void handleBackgroundAdvertisement(adv_background_parsed_t* adv);
 
    void tick();
};