#include "FileDevice.h"
#include <iostream>

FileDevice::FileDevice(const std::string& fname) : filename(fname) {
    file.open(filename, std::ios::in | std::ios::out | std::ios::binary);
    
    if (!file.is_open()) {
        file.clear();
        file.open(filename, std::ios::out | std::ios::binary);
        file.close();
        file.open(filename, std::ios::in | std::ios::out | std::ios::binary);
    }
}

FileDevice::~FileDevice() {
    if (file.is_open()) {
        file.close();
    }
}

bool FileDevice::test() const {
    return file.is_open() && file.good();
}

uint8_t FileDevice::read() {
    char c;
    if (file.is_open()) {
        if (file.get(c)) {
            uint8_t byte = (uint8_t)c;
            return byte;
        } else {
            return 0;
        }
    }
    return 0;
}

void FileDevice::write(uint8_t value) {
    if (file.is_open()) {
        char c = (char)value;
        file.put(c);
        file.flush();
    }
}