Class: ActiveRecordStreams::Message

Inherits:
Object
  • Object
show all
Defined in:
lib/active_record_streams/message.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(table_name, action_type, old_image, new_image) ⇒ Message 



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# File 'lib/active_record_streams/message.rb', line 7

def initialize(table_name, action_type, old_image, new_image)
  @table_name = table_name
  @action_type = action_type
  @old_image = old_image || new_image
  @new_image = new_image
end

Class Method Details

.from_json(json) ⇒ Object 



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# File 'lib/active_record_streams/message.rb', line 14

def self.from_json(json)
  parsed_json = JSON.parse(json)

  new(
    parsed_json['TableName'],
    parsed_json['ActionType'],
    parsed_json['OldImage'],
    parsed_json['NewImage']
  )
end

Instance Method Details

#json ⇒ Object 



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# File 'lib/active_record_streams/message.rb', line 25

def json
  {
    EventID: SecureRandom.uuid,
    TableName: @table_name,
    ActionType: @action_type,
    OldImage: @old_image,
    NewImage: @new_image
  }.to_json
end