SoftwareSerial mySerial(4,5);


String solution(String _sta, char *c)
{
    String data;
    if (strstr(_sta.c_str(), c) == NULL)
    return "";
    else
    {
        if (_sta.startsWith("{") && _sta.endsWith("}"))
        {
            _sta = _sta.substring(1, _sta.length() - 1);
            _sta.replace("\"", "");
            uint8_t _length = _sta.length();
            char buf[_length];
            char c_all[30] = "";
            char data1[] = ":%s";
            strcat(c_all, c);
            strcat(c_all, data1);
            sscanf(_sta.c_str(), c_all, &buf);
            data = String(buf);
        }
        if (data != NULL)
        return data;
    }
}

void BLESenddata(String _st, String _data)
{
    String send_data;
    int8_t number;
    send_data = "{\"";
    send_data += _st;
    send_data += "\":\"";
    send_data += _data;
    send_data += "\"}";
    number = send_data.length() / 17;
    if (number == 0)
    {
        BLESerial.println(send_data);
        delay(30);
    }
    else
    {
        while (number >= 0)
        {
            BLESerial.print(send_data.substring(0, 17));
            send_data = send_data.substring(17, send_data.length());
            delay(30);
            number--;
        }
        BLESerial.print("\n");
    }
}

ColorLED strip_A0 = ColorLED(16, A0);

String uartMsg;
uint8_t uartStep = 0;
String readserail()
{
    char inByte = BLESerial.read();
    switch (uartStep)
    {
        case 0:
        uartMsg = "";
        if (inByte == '{')
        {
            uartMsg += inByte;
            uartStep = 1;
        }
        break;
        case 1:
        uartMsg += inByte;
        if (inByte == '}')
        {
            uartStep = 0;
            return uartMsg;
        }
        break;
        default:
        break;
    }
    return "";
}

void setup()
{
    Serial.begin(9600);
    strip_A0.begin();

    BLESerial.begin(9600);


}

void loop()
{
    String  BLE_Receive = readserail();
    if (BLE_Receive != "")
    {
        delay(0.1*1000);
        Serial.println(solution(BLE_Receive, "show_S1"));
        if(((solution(BLE_Receive, "show_S1")) == "red"))
        {
            BLESenddata("control_C1", String("1"));
            delay(30);
            strip_A0.setPixelColor(0,0xfd0000);

            strip_A0.show();

        }
        if(((solution(BLE_Receive, "show_S1")) == "green"))
        {
            strip_A0.setPixelColor(0,0x10ae05);

            strip_A0.show();
            BLESenddata("control_C1", String("2"));
            delay(30);

        }
        if(((solution(BLE_Receive, "show_S1")) == "blue"))
        {
            strip_A0.setPixelColor(0,0x0523ae);

            strip_A0.show();
            BLESenddata("control_C1", String("3"));
            delay(30);

        }

    }
    delay(10);

}