#pragma once

#if ENABLE_DOORBELL

#include "Protocol.h"

#define BIT_LENGTH 40
#define BIT_LENGTH_3 BIT_LENGTH*3
#define TX_DELAY 620

class Protocol_Doorbell : public Protocol {

public:
    Protocol_Doorbell() : Protocol(PROTOCOL_13) {}

    void ring(const char* value) {
        preamble();
        for (int i = 0; i < 7; i++) {
            delayMicroseconds(TX_DELAY);
            code(value);
        }
    }

private:
    void transmitBit(uint8_t value) {
        digitalWrite(SEND_PIN, value);
        delayMicroseconds(BIT_LENGTH);
        digitalWrite(SEND_PIN, LOW);
    }

    void transmitHigh() {
        digitalWrite(SEND_PIN, HIGH);
        delayMicroseconds(BIT_LENGTH_3);
        digitalWrite(SEND_PIN, LOW);
        delayMicroseconds(BIT_LENGTH);
    }

    void transmitLow() {
        digitalWrite(SEND_PIN, HIGH);
        delayMicroseconds(BIT_LENGTH);
        digitalWrite(SEND_PIN, LOW);
        delayMicroseconds(BIT_LENGTH_3);
    }

    void preamble() {
        noInterrupts();
        for (int i = 0; i < 370; i++) {
            transmitBit(HIGH);
            transmitBit(LOW);
        }
        interrupts();
    }

    void code(const char* value) {
        noInterrupts();
        for (const char* p = value; *p; p++) {
            *p == '1' ? transmitHigh() : transmitLow();
        }
        interrupts();
    }
} doorbell;
#endif