Class: RubyEventStore::Event

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby_event_store/event.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(**args) ⇒ Event

Returns a new instance of Event.



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# File 'lib/ruby_event_store/event.rb', line 6

def initialize(**args)
  attributes(args).each do |key, value|
    singleton_class.__send__(:define_method, key) { value }
  end

  @event_id   = (args[:event_id]  || generate_id).to_s
  @metadata   = args[:metadata]   || {}
  @data       = attributes(args)
  @metadata[:timestamp] ||= Time.now.utc
end

Instance Attribute Details

#data ⇒ Object (readonly)

Returns the value of attribute data.



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# File 'lib/ruby_event_store/event.rb', line 16

def data
  @data
end

#event_id ⇒ Object (readonly)

Returns the value of attribute event_id.



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# File 'lib/ruby_event_store/event.rb', line 16

def event_id
  @event_id
end

#metadata ⇒ Object (readonly)

Returns the value of attribute metadata.



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# File 'lib/ruby_event_store/event.rb', line 16

def metadata
  @metadata
end

Instance Method Details

#==(other_event) ⇒ Object Also known as: eql? 



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# File 'lib/ruby_event_store/event.rb', line 35

def ==(other_event)
  other_event.instance_of?(self.class) && other_event.to_h.eql?(to_h)
end

#event_type ⇒ Object 



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# File 'lib/ruby_event_store/event.rb', line 18

def event_type
  self.class
end

#timestamp ⇒ Object 



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# File 'lib/ruby_event_store/event.rb', line 31

def timestamp
  metadata[:timestamp]
end

#to_h ⇒ Object 



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# File 'lib/ruby_event_store/event.rb', line 22

def to_h
  {
      event_type: event_type.name,
      event_id:   event_id,
      metadata:   metadata,
      data:       data
  }
end