Class: ApiMaker::Serializer

Inherits:
Object
  • Object
show all
Defined in:
lib/api_maker/serializer.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ability: nil, args: {}, model:, select: nil) ⇒ Serializer

Returns a new instance of Serializer.



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# File 'lib/api_maker/serializer.rb', line 14

def initialize(ability: nil, args: {}, model:, select: nil)
  @args = args
  @model = model
  @ability = ability
  @select = select
end

Instance Attribute Details

#ability ⇒ Object (readonly)

Returns the value of attribute ability.



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# File 'lib/api_maker/serializer.rb', line 2

def ability
  @ability
end

#args ⇒ Object (readonly)

Returns the value of attribute args.



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# File 'lib/api_maker/serializer.rb', line 2

def args
  @args
end

#model ⇒ Object (readonly)

Returns the value of attribute model.



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# File 'lib/api_maker/serializer.rb', line 2

def model
  @model
end

Class Method Details

.resource_for(klass) ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 4

def self.resource_for(klass)
  ApiMaker::MemoryStorage.current.resource_for_model(klass)
rescue NameError
  nil
end

.resource_for!(klass) ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 10

def self.resource_for!(klass)
  ApiMaker::MemoryStorage.current.resource_for_model(klass)
end

Instance Method Details

#as_json(_options = nil) ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 73

def as_json(_options = nil)
  result
end

#attribute_value(attribute) ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 41

def attribute_value(attribute)
  if resource_instance.respond_to?(attribute)
    resource_instance.__send__(attribute)
  else
    model.__send__(attribute)
  end
end

#attributes ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 21

def attributes
  ApiMaker::Configuration.profile("attributes") do
    result = {}
    attributes_to_read.each do |attribute, data|
      if (if_name = data.dig(:args, :if))
        condition_result = attribute_value(if_name)
        next unless condition_result
      end

      result[attribute] = attribute_value(attribute)
    end

    result
  end
end

#attributes_to_read ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 37

def attributes_to_read
  @attributes_to_read ||= @select || resource.default_select
end

#fetch(*args, &blk) ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 49

def fetch(*args, &blk)
  result.fetch(*args, &blk)
end

#inspect ⇒ Object Also known as: to_s 



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# File 'lib/api_maker/serializer.rb', line 81

def inspect
  "<ApiMaker::Serializer id=\"#{model.id}\" model=\"#{model.class.name}\" relationships=\"#{relationships}\">"
end

#relationships ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 53

def relationships
  @relationships ||= {}
end

#resource ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 57

def resource
  @resource ||= ApiMaker::MemoryStorage.current.resource_for_model(model.class)
end

#resource_instance ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 61

def resource_instance
  @resource_instance ||= resource.new(ability: ability, args: args, model: model)
end

#result ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 65

def result
  @result ||= begin
    result = {a: attributes}
    result[:r] = @relationships if @relationships # Only include relationships if set
    result
  end
end

#to_json(_options = nil) ⇒ Object 



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# File 'lib/api_maker/serializer.rb', line 77

def to_json(_options = nil)
  JSON.generate(as_json)
end