Arduino Door Opener

bool loop_rfid_read() {
    if (!mfrc522.PICC_IsNewCardPresent() || ! mfrc522.PICC_ReadCardSerial()) {
        return false;
    }

    Debug.PrintDebug(F("**Card Detected:**"));
    DA.initClient();
    for (int i=0; i<4; i++) {
        readcard[i] = mfrc522.uid.uidByte[i];
        array_to_string(readcard, 4, str);
        memcpy(DA.client.cardUID, str, sizeof(str));
    }

    byte buffer[18];
    byte size = sizeof(buffer);

    //Read Name --->
    status = (MFRC522::StatusCode) mfrc522.PCD_Authenticate(MFRC522::PICC_CMD_MF_AUTH_KEY_A, BLOCK_NAME_AUTH, &key, &(mfrc522.uid));
    if (status != MFRC522::STATUS_OK) {
        Debug.PrintDebug(F("auth failed name..."));
        mfrc522.PICC_HaltA();
        mfrc522.PCD_StopCrypto1();
        delay(1000);
        Debug.PrintDebug(F("**Wait New Card OK!**"));
        return false;
    }
    buffer[18] = "";
    size = sizeof(buffer);
    status = (MFRC522::StatusCode) mfrc522.MIFARE_Read(BLOCK_NAME, buffer, &size);
    if (status != MFRC522::STATUS_OK) {
        Debug.PrintDebug(F("read failed name..."));
        mfrc522.PICC_HaltA();
        mfrc522.PCD_StopCrypto1();
        delay(1000);
        Debug.PrintDebug(F("**Wait New Card OK!**"));
        return false;
    }
    memcpy(DA.client.name, buffer, sizeof(DA.client.name));
    Debug.PrintDebug(DA.client.name);
    //<--- Read Name

    //Read Surname --->
    status = (MFRC522::StatusCode) mfrc522.PCD_Authenticate(MFRC522::PICC_CMD_MF_AUTH_KEY_A, BLOCK_SURNAME_AUTH, &key, &(mfrc522.uid));
    if (status != MFRC522::STATUS_OK) {
        Debug.PrintDebug(F("auth failed suname..."));
        mfrc522.PICC_HaltA();
        mfrc522.PCD_StopCrypto1();
        delay(1000);
        Debug.PrintDebug(F("**Wait New Card OK!**"));
        return false;
    }
    buffer[18] = "";
    size = sizeof(buffer);
    status = (MFRC522::StatusCode) mfrc522.MIFARE_Read(BLOCK_SURNAME, buffer, &size);
    if (status != MFRC522::STATUS_OK) {
        Debug.PrintDebug(F("read failed suname..."));
        mfrc522.PICC_HaltA();
        mfrc522.PCD_StopCrypto1();
        delay(1000);
        Debug.PrintDebug(F("**Wait New Card OK!**"));
        return false;
    }
    memcpy(DA.client.surname, buffer, sizeof(DA.client.surname));
    Debug.PrintDebug(DA.client.surname);
    //<--- Read Surname

    //Read HASH --->
    status = (MFRC522::StatusCode) mfrc522.PCD_Authenticate(MFRC522::PICC_CMD_MF_AUTH_KEY_A, BLOCK_USER_HASH_AUTH, &key, &(mfrc522.uid));
    if (status != MFRC522::STATUS_OK) {
        Debug.PrintDebug(F("auth failed hash..."));
        mfrc522.PICC_HaltA();
        mfrc522.PCD_StopCrypto1();
        delay(1000);
        Debug.PrintDebug(F("**Wait New Card OK!**"));
        return false;
    }
    buffer[18] = "";
    size = sizeof(buffer);
    status = (MFRC522::StatusCode) mfrc522.MIFARE_Read(BLOCK_USER_HASH, buffer, &size);
    if (status != MFRC522::STATUS_OK) {
        Debug.PrintDebug(F("read failed hash..."));
        mfrc522.PICC_HaltA();
        mfrc522.PCD_StopCrypto1();
        delay(1000);
        Debug.PrintDebug(F("**Wait New Card OK!**"));
        return false;
    }
    array_to_string(buffer, 16, DA.client.cardHash);
    Debug.PrintDebug(DA.client.cardHash);
    //<--- Read HASH

    Debug.PrintDebug(F("**Card Read OK!**"));

    mfrc522.PICC_HaltA();
    mfrc522.PCD_StopCrypto1();

    if (DA.getClientByCard()) {
        DA.checkClientCard();
    } else {
        DSTLed.DSLChangeStatus("error");
        DLCD.DLCDWrite("Problem With Server!",1);
        DLCD.DLCDClearLine(2);
        delay(2000);
        DLCD.DLCDInit();
        DSTLed.DSLChangeStatus("none");
    }

    Debug.PrintDebug(F("**Wait New Card OK!**"));
    return true;
}