Class: Eventsimple::MetadataType

Inherits:
ActiveModel::Type::Value
  • Object
show all
Defined in:
lib/eventsimple/metadata_type.rb

Instance Method Summary collapse

Constructor Details

#initialize(event_class) ⇒ MetadataType

Returns a new instance of MetadataType.



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# File 'lib/eventsimple/metadata_type.rb', line 5

def initialize(event_class)
  super()
  @event_class = event_class
end

Instance Method Details

#cast_value(value) ⇒ Object 



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# File 'lib/eventsimple/metadata_type.rb', line 18

def cast_value(value)
  case value
  when String
    decoded = ActiveSupport::JSON.decode(value)
    return decoded if decoded.empty?

    metadata_klass.new(decoded)
  when Hash
    metadata_klass.new(value)
  when metadata_klass
    value
  end
end

#deserialize(value) ⇒ Object 



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# File 'lib/eventsimple/metadata_type.rb', line 41

def deserialize(value)
  decoded = ActiveSupport::JSON.decode(value)

  metadata_klass.new(decoded)
end

#metadata_klass ⇒ Object 



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# File 'lib/eventsimple/metadata_type.rb', line 14

def metadata_klass
  @metadata_klass ||= @event_class.resolve_metadata_klass
end

#serialize(value) ⇒ Object 



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# File 'lib/eventsimple/metadata_type.rb', line 32

def serialize(value)
  case value
  when Hash, metadata_klass
    ActiveSupport::JSON.encode(value)
  else
    super
  end
end

#type ⇒ Object 



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# File 'lib/eventsimple/metadata_type.rb', line 10

def type
  :metadata_type
end