package model import ( "github.com/zeebo/bencode" ) type File struct { ID uint `gorm:"column:file_id;primary_key"` TorrentID uint `gorm:"column:torrent_id;unique_index:idx_tid_path"` // this path is bencode'd, call Path() to obtain BencodedPath string `gorm:"column:path;unique_index:idx_tid_path"` Filesize int64 `gorm:"column:filesize"` } // Returns the total size of memory allocated for this struct func (f File) Size() int { return (2 + len(f.BencodedPath) + 1) * 8; } func (f *File) Path() (out []string) { bencode.DecodeString(f.BencodedPath, &out) return } func (f *File) SetPath(path []string) error { encoded, err := bencode.EncodeString(path) if err != nil { return err } f.BencodedPath = encoded return nil }