Module: SimpleActiveStorage::Attached::Many

Defined in:
lib/simple_active_storage/attached.rb

Instance Method Summary collapse

Instance Method Details

#attach(*attachables) ⇒ Object

检查过滤掉已经存在的



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# File 'lib/simple_active_storage/attached.rb', line 7

def attach(*attachables)
  record.try(:before_active_storage_attach,attachables)

  # remove duplicate attachments
  signed_ids = attachments.map(&:signed_id)
  blobs = attachables.map{|attachable| create_blob_from attachable}.compact
  filtered_blobs = blobs.find_all{|blob|
    !signed_ids.include?(blob.signed_id)
  }

  result = super(*filtered_blobs)
  record.try(:after_active_storage_attach,{name: name, attachments: attachments})
  result
end