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# Honeybee OpenStudio Gem, Copyright (c) 2020, Alliance for Sustainable 
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require 'from_honeybee/model_object'

require 'openstudio'

module FromHoneybee
  class EnergyWindowMaterialGasMixture < ModelObject
    attr_reader :erros, :warnings

    def initialize(hash = {})
      super(hash)
    end

    def defaults
      @@schema[:components][:schemas][:EnergyWindowMaterialGasMixture][:properties]
    end

    def find_existing_openstudio_object(openstudio_model)
      object = openstudio_model.getGasMixtureByName(@hash[:identifier])
      return object.get if object.is_initialized
      nil
    end

    def to_openstudio(openstudio_model)
      # create the gas mixture
      os_gas_mixture = OpenStudio::Model::GasMixture.new(openstudio_model)
      os_gas_mixture.setName(@hash[:identifier])

      # set the thickness
      if @hash[:thickness]
        os_gas_mixture.setThickness(@hash[:thickness])
      else
        os_gas_mixture.setThickness(defaults[:thickness][:default])
      end
      
      # set the gas types
      @hash[:gas_types].each_index do |i|
        os_gas_mixture.setGasType(i, @hash[:gas_types][i])
      end
      
      # set the gas fractions
      @hash[:gas_fractions].each_index do |i|
        os_gas_mixture.setGasFraction(i, @hash[:gas_fractions][i])
      end

      os_gas_mixture
    end
  end # EnergyWindowMaterialGasMixture
end # FromHoneybee