Class: JSONAPI::Rails::ActionController::Deserialization

Inherits:
Object
  • Object
show all
Defined in:
lib/jsonapi/rails/action_controller.rb

Constant Summary collapse

REQUEST_PARAMETERS_KEY = 
'action_dispatch.request.request_parameters'.freeze

Instance Method Summary collapse

Constructor Details

#initialize(app, key, klass) ⇒ Deserialization

Returns a new instance of Deserialization.



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# File 'lib/jsonapi/rails/action_controller.rb', line 42

def initialize(app, key, klass)
  @app = app
  @deserializable_key = key
  @deserializable_class = klass
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/jsonapi/rails/action_controller.rb', line 48

def call(env)
  request = Rack::Request.new(env)
  body = JSON.parse(request.body.read)
  deserializable = @deserializable_class.new(body)
  env[REVERSE_MAPPING_KEY] = deserializable.reverse_mapping
  (env[REQUEST_PARAMETERS_KEY] ||= {}).tap do |request_parameters|
    request_parameters[@deserializable_key] = deserializable.to_hash
  end

  @app.call(env)
end