Class: Fakecrm::ResourceView

Inherits:
Object
  • Object
show all
Defined in:
lib/fakecrm/resource/views/resource_view.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(resource, options = {}) ⇒ ResourceView

Returns a new instance of ResourceView.



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# File 'lib/fakecrm/resource/views/resource_view.rb', line 16

def initialize(resource, options={})
  self.resource = resource

  self.custom_attributes = get_custom_attributes(self.resource)
  self.properties = get_resource_properties(self.resource)

  self.include = options.fetch(:include, :all)
  self.exclude = options.fetch(:exclude, [])
  self.additional = options.fetch(:methods, get_additional_methods(self.resource))
end

Class Method Details

.decorate(source, options = {}) ⇒ Object 



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# File 'lib/fakecrm/resource/views/resource_view.rb', line 7

def decorate(source, options={})
  if source.class.include?(::Enumerable)
    source.map {|item| self.new(item, options)}
  else
    self.new(source, options)
  end
end

Instance Method Details

#as_json(*args) ⇒ Object 



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# File 'lib/fakecrm/resource/views/resource_view.rb', line 32

def as_json(*args)
  result = {}

  self.properties.each do |property|
    if available?(property) && include?(property)
      result[property] = resource.send(property)
    end
  end

  self.additional.each do |method|
    result[method] = resource.send(method)
  end

  return result
end

#available?(property) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fakecrm/resource/views/resource_view.rb', line 48

def available?(property)
  if property =~ /^custom/
    self.custom_attributes.include?(property)
  else
    true
  end
end

#exclude?(property) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fakecrm/resource/views/resource_view.rb', line 60

def exclude?(property)
  !include?(property)
end

#get_additional_methods(resource) ⇒ Object 



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# File 'lib/fakecrm/resource/views/resource_view.rb', line 64

def get_additional_methods(resource)
  if resource.class.respond_to? :virtual_properties
    resource.class.virtual_properties || []
  else
    []
  end
end

#get_custom_attributes(resource) ⇒ Object 



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# File 'lib/fakecrm/resource/views/resource_view.rb', line 76

def get_custom_attributes(resource)
  if resource.respond_to?(:one_of_a_kind?) && resource.one_of_a_kind?
    CustomType.get!(resource.kind).custom_attributes.map { |attr| :"custom_#{attr.name}" }
  else
    get_resource_properties(resource).select {|property| property =~ /^custom/ }
  end
end

#get_resource_properties(resource) ⇒ Object 



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# File 'lib/fakecrm/resource/views/resource_view.rb', line 72

def get_resource_properties(resource)
  resource.class.properties.map(&:name)
end

#include?(property) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fakecrm/resource/views/resource_view.rb', line 56

def include?(property)
  !self.exclude.include?(property) && (self.include == :all || self.include.include?(property))
end

#to_json(*args) ⇒ Object 



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# File 'lib/fakecrm/resource/views/resource_view.rb', line 28

def to_json(*args)
  return as_json.to_json
end