Module: LazyResource::Mapping

Extended by:
ActiveSupport::Concern
Included in:
Resource
Defined in:
lib/lazy_resource/mapping.rb

Defined Under Namespace

Modules: ClassMethods

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#fetched ⇒ Object

Returns the value of attribute fetched.



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# File 'lib/lazy_resource/mapping.rb', line 5

def fetched
  @fetched
end

#other_attributes ⇒ Object

Returns the value of attribute other_attributes.



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# File 'lib/lazy_resource/mapping.rb', line 5

def other_attributes
  @other_attributes
end

#persisted ⇒ Object

Returns the value of attribute persisted.



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# File 'lib/lazy_resource/mapping.rb', line 5

def persisted
  @persisted
end

Class Method Details

.root_node_name ⇒ Object 



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# File 'lib/lazy_resource/mapping.rb', line 15

def self.root_node_name
  @root_node_name
end

.root_node_name=(node) ⇒ Object 



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# File 'lib/lazy_resource/mapping.rb', line 11

def self.root_node_name=(node)
  @root_node_name = node
end

Instance Method Details

#fetched? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lazy_resource/mapping.rb', line 7

def fetched?
  @fetched
end

#load(hash, persisted = true) ⇒ Object 



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# File 'lib/lazy_resource/mapping.rb', line 54

def load(hash, persisted=true)
  hash.fetched = true and return hash if hash.kind_of?(LazyResource::Mapping)
  return if hash.nil?

  self.tap do |resource|
    resource.persisted = persisted
    resource.fetched = false

    if mapped_name = resource.class.mapped_root_node_name(hash)
      other_attributes = hash
      hash = other_attributes.delete(mapped_name)
      self.other_attributes = other_attributes
    end

    hash.each do |name, value|
      attribute = self.class.attributes[name.to_sym]
      next if attribute.nil?

      type = attribute[:type]
      if type.is_a?(::Array)
        if type.first.include?(LazyResource::Mapping)
          resource.send(:"#{name}=", type.first.load(value))
        else
          resource.send(:"#{name}=", value.map { |object| type.first.parse(object) })
        end
      elsif type.include?(LazyResource::Mapping)
        resource.send(:"#{name}=", type.load(value))
      else
        resource.send(:"#{name}=", type.parse(value)) rescue StandardError
      end
    end

    resource.fetched = true
  end
end