# *******************************************************************************
# Honeybee OpenStudio Gem, Copyright (c) 2020, Alliance for Sustainable
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require 'honeybee/geometry/shade'

require 'to_openstudio/model_object'

module Honeybee
  class Shade

    def self.from_shading_surface(shading_surface, site_transformation)
      hash = {}
      hash[:type] = 'Shade'
      hash[:identifier] = clean_identifier(shading_surface.nameString)
      hash[:display_name] = clean_name(shading_surface.nameString)
      hash[:user_data] = {handle: shading_surface.handle.to_s}
      hash[:properties] = properties_from_shading_surface(shading_surface)
      hash[:geometry] = geometry_from_shading_surface(shading_surface, site_transformation)

      hash
    end

    def self.properties_from_shading_surface(shading_surface)
      hash = {}
      hash[:type] = 'ShadePropertiesAbridged'
      hash[:energy] = energy_properties_from_shading_surface(shading_surface)
      hash
    end

    def self.energy_properties_from_shading_surface(shading_surface)
      hash = {}
      hash[:type] = 'ShadeEnergyPropertiesAbridged'

      unless shading_surface.isConstructionDefaulted
        construction = shading_surface.construction
        if !construction.empty?
          const_name = clean_identifier(construction.get.nameString)
          hash[:construction] = const_name
          unless $shade_constructions.has_key?(const_name)
            const_obj = construction.get
            const = const_obj.to_LayeredConstruction.get
            $shade_constructions[const_name] = const
          end
        end
      end

      transmittance_schedule = shading_surface.transmittanceSchedule
      if !transmittance_schedule.empty?
        trans_sch_name = clean_identifier(transmittance_schedule.get.nameString)
        unless $schedules[trans_sch_name].nil?
          hash[:transmittance_schedule] = trans_sch_name
        end
      end

      hash
    end

    def self.geometry_from_shading_surface(shading_surface, site_transformation)
      result = {}
      result[:type] = 'Face3D'
      result[:boundary] = []
      vertices = site_transformation * shading_surface.vertices
      vertices.each do |v|
        result[:boundary] << [v.x, v.y, v.z]
      end
      result
    end

  end #Shade
end #Honeybee