func (mediaBox MediaBox) Crop(res *admin.Resource, db *gorm.DB, mediaOption MediaOption) (err error) {
for _, file := range mediaBox.Files {
context := &qor.Context{ResourceID: string(file.ID), DB: db}
record := res.NewStruct()
if err = res.CallFindOne(record, nil, context); err == nil {
if mediaLibrary, ok := record.(MediaLibraryInterface); ok {
mediaOption.Crop = true
if err = mediaLibrary.ScanMediaOptions(mediaOption); err == nil {
err = res.CallSave(record, context)
}
} else {
err = errors.New("invalid media library resource")
}
}
if err != nil {
return
}
}
return
}
