FileReader.cpp

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#include "io/FileReader.h"
 
namespace mnd
{
 
bool FileReader::Exists()
{
    return std::filesystem::exists(m_filePath);
}
 
std::string FileReader::ReadToString()
{
    if (!Exists()) {
        LOG_ERROR("Could not open file: %s", m_filePath.c_str());
        return "";
    }
 
    std::ifstream     file(m_filePath);
    std::stringstream stream;
 
    stream << file.rdbuf();
 
    file.close();
    return stream.str();
}
 
std::vector<std::string> FileReader::ReadLines()
{
    if (!Exists()) {
        LOG_ERROR("Could not open file: %s", m_filePath.c_str());
        return {};
    }
 
    std::ifstream            file(m_filePath);
    std::string              line;
    std::vector<std::string> buf_lines;
 
    while (std::getline(file, line)) {
        buf_lines.push_back(line);
    }
 
    return buf_lines;
}
 
std::vector<u64> FileReader::ReadToBytes()
{
    if (!Exists()) {
        LOG_ERROR("Could not open file: %s", m_filePath.c_str());
        return {};
    }
 
    std::ifstream file(m_filePath, std::ios::binary);
    file.seekg(0, std::ios::end);
    u64 size = file.tellg();
    file.seekg(0, std::ios::beg);
 
    std::vector<u64> bytes(size);
 
    file.read(reinterpret_cast<char *>(bytes.data()), size);
 
    return bytes;
}
 
u64 FileReader::GetSize()
{
    if (!Exists()) {
        LOG_ERROR("Could not open file: %s", m_filePath.c_str());
        return {};
    }
 
    std::ifstream file(m_filePath, std::ios::binary);
    file.seekg(0, std::ios::end);
    u64 size = file.tellg();
 
    return size;
}
 
std::string FileReader::GetPath()
{
    if (!Exists()) {
        LOG_ERROR("Could not open file: %s", m_filePath.c_str());
        return {};
    }
 
    return m_filePath;
}
 
}  // namespace mnd