xfs

type FSFile struct {
	XFS  XFS
	File *File
	// contains filtered or unexported fields
}

type FSFileInfo struct {
	// contains filtered or unexported fields
}

type File struct {
	ID   string    `gorm:"size:255;not null;primaryKey" json:"id"`
	Name string    `gorm:"not null;" json:"name"`
	Ext  string    `gorm:"not null;" json:"ext"`
	Tag  string    `gorm:"not null;default:'';index:idx_files_tag" json:"tag"`
	Time time.Time `gorm:"not null" json:"time"`
	Size int64     `gorm:"not null;" json:"size"`
	Data []byte    `gorm:"not null" json:"-"`
}

type FileResult struct {
	File *File `json:"file"`
}

type FilesResult struct {
	Files []*File `json:"files"`
}

type XFS interface {
	fs.ReadFileFS

	// FindFile find a file
	FindFile(id string) (*File, error)

	// SaveFile save a file
	SaveFile(id string, filename string, filetime time.Time, data []byte, tag ...string) (*File, error)

	// CopyFile copy file `src` to `dst`
	CopyFile(src, dst string, tag ...string) error

	// MoveFile move file `src` to `dst`
	MoveFile(src, dst string, tag ...string) error

	// DeleteFile delete file by id
	DeleteFile(id string) error

	// DeleteFiles delete file by ids
	DeleteFiles(ids ...string) (int64, error)

	// DeletePrefix delete files by prefix
	DeletePrefix(prefix string) (int64, error)

	// DeleteTagged delete files by tag
	DeleteTagged(tag string) (int64, error)

	// DeleteBefore delete files by time
	DeleteBefore(before time.Time) (int64, error)

	// DeletePrefixBefore delete files by prefix and time
	DeletePrefixBefore(prefix string, before time.Time) (int64, error)

	// DeleteTaggedBefore delete files by tag and time
	DeleteTaggedBefore(tag string, before time.Time) (int64, error)

	// DeleteWhere delete files by customized where filter
	DeleteWhere(where string, args ...any) (int64, error)

	// DeleteAll delete all files
	DeleteAll() (int64, error)

	// Truncate truncate files
	Truncate() error
}