package s3

import (
	"io/fs"
	"time"

	"github.com/minio/minio-go/v7"
)

type FileInfo struct {
	name  string
	size  int64
	mtime time.Time

	objectInfo *minio.ObjectInfo
}

// base name of the file
func (fi *FileInfo) Name() string {
	return fi.name
}

// length in bytes for regular files; system-dependent for others
func (fi *FileInfo) Size() int64 {
	return fi.size
}

// file mode bits
func (fi *FileInfo) Mode() fs.FileMode {
	return 0o400 // user read/write permissions
}

// modification time
func (fi *FileInfo) ModTime() time.Time {
	return fi.mtime
}

// abbreviation for Mode().IsDir()
func (fi *FileInfo) IsDir() bool {
	return false // S3 has no directories
}

// underlying data source (can return nil)
func (fi *FileInfo) Sys() interface{} {
	return fi.objectInfo
}

func transformObjectInfo(info minio.ObjectInfo) fs.FileInfo {
	return &FileInfo{
		objectInfo: &info,

		name:  info.Key,
		size:  info.Size,
		mtime: info.LastModified,
	}

}