Module: Sequel::Plugins::Temporal::InstanceMethods

Defined in:
lib/sequel/plugins/temporal.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#pending_version ⇒ Object (readonly)

Returns the value of attribute pending_version.



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# File 'lib/sequel/plugins/temporal.rb', line 65

def pending_version
  @pending_version
end

Instance Method Details

#after_create ⇒ Object 



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# File 'lib/sequel/plugins/temporal.rb', line 112

def after_create
  super
  if pending_version
    return false unless save_pending_version
  end
end

#attributes ⇒ Object 



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# File 'lib/sequel/plugins/temporal.rb', line 83

def attributes
  if pending_version
    pending_version.values
  elsif current_version
    current_version.values
  else
    {}
  end
end

#attributes=(attributes) ⇒ Object 



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# File 'lib/sequel/plugins/temporal.rb', line 93

def attributes=(attributes)
  if !new? && attributes.delete(:partial_update) && current_version
    current_attributes = current_version.keys.inject({}) do |hash, key|
      hash[key] = current_version.send key
      hash
    end
    attributes = current_attributes.merge attributes
  end
  attributes.delete :id
  @pending_version ||= model.version_class.new
  pending_version.set attributes
  pending_version.master_id = id unless new?
end

#before_update ⇒ Object 



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# File 'lib/sequel/plugins/temporal.rb', line 119

def before_update
  if pending_version
    expire_previous_version
    return false unless save_pending_version
  end
  super
end

#before_validation ⇒ Object 



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# File 'lib/sequel/plugins/temporal.rb', line 67

def before_validation
  prepare_pending_version
  super
end

#destroy ⇒ Object 



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# File 'lib/sequel/plugins/temporal.rb', line 127

def destroy
  versions_dataset.where(expired_at: nil).update expired_at: Time.now
end

#pending_or_current_version ⇒ Object 



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# File 'lib/sequel/plugins/temporal.rb', line 79

def pending_or_current_version
  pending_version || current_version
end

#update_attributes(attributes = {}) ⇒ Object 



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# File 'lib/sequel/plugins/temporal.rb', line 107

def update_attributes(attributes={})
  self.attributes = attributes
  save raise_on_failure: false
end

#validate ⇒ Object 



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# File 'lib/sequel/plugins/temporal.rb', line 72

def validate
  super
  pending_version.errors.each do |key, key_errors|
    key_errors.each{|error| errors.add key, error}
  end if pending_version && !pending_version.valid?
end