require 'securerandom'
require 'json'

module FlydataCore
  module Event
    class FlydataEvent
      attr_accessor :noun
      attr_accessor :verb
      attr_accessor :data #recommended that it be a hash
      attr_accessor :id
      attr_accessor :created
      attr_accessor :data_entry_id
      attr_accessor :data_port_id

      # params:
      #   data_port_id: nil,
      #   data_entry_id: nil,
      #   id: nil,
      #   data: nil,
      #   timestamp: nil
      def initialize (noun, verb, params = {})
        params ||= {}

        @noun = noun
        @verb = verb
        @data_entry_id = params[:data_entry_id] ? params[:data_entry_id].to_i : nil
        @data_port_id = params[:data_port_id] ? params[:data_port_id].to_i : nil
        @data = params[:data]
        @id = params[:id].nil? ? SecureRandom.uuid : params[:id]
        @created = params[:timestamp].nil? ? Time.now : params[:timestamp]
      end

      def to_h
        {
          noun: @noun,
          verb: @verb,
          data_entry_id: @data_entry_id,
          data_port_id: @data_port_id,
          id: @id,
          created: @created,
          data: @data,
        }
      end

      def to_json
        to_h.to_json
      end
    end
  end
end