Module: Resto::ClassMethods

Defined in:
lib/resto.rb

Instance Method Summary collapse

Instance Method Details

#all(params = {}, request_path_options = {}, &block) ⇒ Object 



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# File 'lib/resto.rb', line 117

def all(params = {}, request_path_options = {}, &block)
  req = @request.construct_path(request_path_options)
  block.call(req) if block_given?

  res =
    if params.keys.empty?
      req.get
    else
      req.params(params).get
    end

  response(res).to_collection
end

#base_response ⇒ Object 



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# File 'lib/resto.rb', line 190

def base_response
  Copy.response_base(@response)
end

#belongs_to(name) ⇒ Object 



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# File 'lib/resto.rb', line 74

def belongs_to(name)

  method_definition = %Q{
    def #{name}(reload = false)
      if reload
        @#{name} = #{name.to_s.capitalize}.get(#{name}_id)
      else
        @#{name} ||= #{name.to_s.capitalize}.get(#{name}_id)
      end
    end
  }

  class_eval(method_definition, __FILE__, __LINE__)
end

#delete(id, request_path_options = {}, &block) ⇒ Object 



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# File 'lib/resto.rb', line 175

def delete(id, request_path_options = {}, &block)
  req = @request.construct_path(request_path_options)
  block.call(req) if block_given?

  response(req.append_path(id).delete).to_object
end

#fetch(params = {}, request_path_options = {}, &block) ⇒ Object 



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# File 'lib/resto.rb', line 143

def fetch(params = {}, request_path_options = {}, &block)
  req = @request.construct_path(request_path_options)
  block.call(req) if block_given?

  res =
    if params.keys.empty?
      req.get
    else
      req.params(params).get
    end

  response(res).to_object
end

#get(id, request_path_options = {}, &block) ⇒ Object 



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# File 'lib/resto.rb', line 136

def get(id, request_path_options = {}, &block)
  req = @request.construct_path(request_path_options)
  block.call(req) if block_given?

  response(req.append_path(id).get).to_object
end

#has_many(name, options) ⇒ Object 



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# File 'lib/resto.rb', line 50

def has_many(name, options)
  class_name = options.fetch(:class_name)

  params = options.fetch(:params, {})
  params = params.map { |key, value| ":#{key} => #{value}" }.join(', ')

  relation = options.fetch(:relation, {})
  relation = relation.map { |key, value| ":#{key} => #{value}" }.join(', ')

  method_definition = %Q{
    def #{name}(params = {})
      params ||= {}
      raise ArgumentError unless params.is_a?(Hash)

      @#{name} ||= {}

      @#{name}[params] ||= #{class_name.to_s.capitalize}.
        all({#{params}}.update(params), {#{relation}})
    end
  }

  class_eval(method_definition, __FILE__, __LINE__)
end

#head(request_path_options = {}) ⇒ Object 



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# File 'lib/resto.rb', line 131

def head(request_path_options = {})
  req = @request.construct_path(request_path_options)
  response(req.head)
end

#inherited(sub_class) ⇒ Object 



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# File 'lib/resto.rb', line 26

def inherited(sub_class)
  sub_class.class_exec(self) do |parent_class|
    @request   = parent_class.request
    @response  = parent_class.base_response.klass(sub_class)
  end
end

#post(attributes, request_path_options = {}, &block) ⇒ Object 



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# File 'lib/resto.rb', line 157

def post(attributes, request_path_options = {}, &block)
  req = @request.construct_path(request_path_options)
  block.call(req) if block_given?

  attributes.delete(resource_id)
  remote_attributes = property_handler.remote_attributes(attributes)
  response(req.body(remote_attributes).post).to_object
end

#property(name, property, options = {}, &block) ⇒ Object 



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# File 'lib/resto.rb', line 89

def property(name, property, options={}, &block)
  property = Resto::Property.const_get(property.to_s).new(name, options)
  property.instance_exec(&block) if block_given?

  property_handler.add(property)

  attribute_methods = %Q{
    def #{name}
      @attributes.get(:#{name})
    end

    def #{name}_without_cast
      @attributes.get_without_cast(:#{name})
    end

    def #{name}?
      @attributes.present?(:#{name})
    end

    def #{name}=(value)
      @attributes.set(:#{name}, value)
    end
  }

  class_eval(attribute_methods, __FILE__, __LINE__)
end

#property_handler ⇒ Object 



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# File 'lib/resto.rb', line 194

def property_handler
  @property_handler ||= Property::Handler.new
end

#put(attributes, request_path_options = {}, &block) ⇒ Object 



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# File 'lib/resto.rb', line 166

def put(attributes, request_path_options = {},  &block)
  req = @request.construct_path(request_path_options)
  block.call(req) if block_given?

  id = attributes.delete(resource_id)
  remote_attributes = property_handler.remote_attributes(attributes)
  response(req.append_path(id).body(remote_attributes).put).to_object
end

#request ⇒ Object 



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# File 'lib/resto.rb', line 182

def request
  Copy.request_base(@request)
end

#resource_id ⇒ Object 



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# File 'lib/resto.rb', line 42

def resource_id
  @resource_identifier
end

#resource_identifier(id) ⇒ Object 



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# File 'lib/resto.rb', line 46

def resource_identifier(id)
  @resource_identifier = id
end

#response(response) ⇒ Object 



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# File 'lib/resto.rb', line 186

def response(response)
  base_response.http_response(response)
end

#resto_request(&block) ⇒ Object 



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# File 'lib/resto.rb', line 33

def resto_request(&block)
  @request.instance_exec(&block)
end

#resto_response(&block) ⇒ Object 



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# File 'lib/resto.rb', line 38

def resto_response(&block)
  @response.instance_exec(&block)
end