mgl_file_utility.h

[詳解]

// SPDX-License-Identifier: Zlib
/* ------------------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
 
#ifndef INCGUARD_MGL_FILE_UTILITY_H_1664430837
#define INCGUARD_MGL_FILE_UTILITY_H_1664430837
 
#include <mgl/file/mgl_file_mounter.h>
#include <mgl/stl/mgl_stl_string.h>
 
namespace MGL::File
{
class Utility
{
public:
    [[nodiscard]] size_t GetSize(const PathView &path) noexcept;
    const Result &MakeDirectory(const PathView &path) noexcept;
    const Result &Move(const PathView &sourcePath, const PathView &destPath) noexcept;
    const Result &Remove(const PathView &path) noexcept;
    const Result &Copy(const PathView &sourcePath, const PathView &destPath) noexcept;
    [[nodiscard]] bool Exists(const PathView &path) noexcept;
    [[nodiscard]] bool IsSystemNativeFile(const PathView &path) noexcept;
    const Result &Mount(const PathView &mountName, const PathView &path, MountAccessType accessType, DelegateKey delegateKey = Mounter::kDefaultDelegateKey) noexcept;
    const Result &Unmount(const PathView &mountName) noexcept;
    const Result &Remount(const PathView &mountName, const PathView &path, MountAccessType accessType, DelegateKey delegateKey = Mounter::kDefaultDelegateKey) noexcept;
    [[nodiscard]] static bool IsMounted(const PathView &mountName) noexcept;
    [[nodiscard]] STL::string GetSystemNativePath(const PathView &path) noexcept;
    const Result &RemoveDelegate(DelegateKey key) noexcept;
    static void SetDefaultDelegate(DelegateKey key) noexcept;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    template <class DelegateClass, class... Args>
    constexpr const Result &AddDelegate(DelegateKey key, Args... args) noexcept
    {
        _result = Mounter::GetInstance().AddDelegate(key, STL::make_shared<DelegateClass>(args...));
        return _result;
    }
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] constexpr const Result &GetResult() const noexcept
    {
        return _result;
    }
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] constexpr bool HasError() const noexcept
    {
        return _result.HasError();
    }
 
private:
    Result _result;
};
}    // namespace MGL::File
 
#endif    // INCGUARD_MGL_FILE_UTILITY_H_1664430837
 
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