Add FileInfo transformation from ObjectInfo

1 files changed, 57 insertions, 0 deletions

diff --git a/fileinfo.go b/fileinfo.go
new file mode 100644
index 0000000..5c51242
--- /dev/null
+++ b/fileinfo.go
@@ -0,0 +1,57 @@
+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,
+	}
+
+}