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# see the URL below for information on how to write OpenStudio measures
# http://openstudio.nrel.gov/openstudio-measure-writing-guide

# see the URL below for information on using life cycle cost objects in OpenStudio
# http://openstudio.nrel.gov/openstudio-life-cycle-examples

# see the URL below for access to C++ documentation on model objects (click on "model" in the main window to view model objects)
# http://openstudio.nrel.gov/sites/openstudio.nrel.gov/files/nv_data/cpp_documentation_it/model/html/namespaces.html

# start the measure
class CleanupSpaceOrigins < OpenStudio::Measure::ModelMeasure
  # define the name that a user will see, this method may be deprecated as
  # the display name in PAT comes from the name field in measure.xml
  def name
    return 'CleanupSpaceOrigins'
  end

  # define the arguments that the user will input
  def arguments(model)
    args = OpenStudio::Measure::OSArgumentVector.new

    return args
  end

  # define what happens when the measure is run
  def run(model, runner, user_arguments)
    super(model, runner, user_arguments)

    # use the built-in error checking
    if !runner.validateUserArguments(arguments(model), user_arguments)
      return false
    end

    # assign the user inputs to variables

    def cleanup_group(group)
      boundingBox = group.transformation * group.boundingBox

      if boundingBox.isEmpty
        return
      end

      matrix = OpenStudio::Matrix.new(4, 4, 0)
      matrix[0, 0] = 1
      matrix[1, 1] = 1
      matrix[2, 2] = 1
      matrix[3, 3] = 1
      matrix[0, 3] = boundingBox.minX.get
      matrix[1, 3] = boundingBox.minY.get
      matrix[2, 3] = boundingBox.minZ.get
      translation = OpenStudio::Transformation.new(matrix)
      group.changeTransformation(translation)
    end

    # reporting initial condition of model
    planarSurfaceGroups = model.getPlanarSurfaceGroups
    runner.registerInitialCondition("The building has #{planarSurfaceGroups.size} planar surface groups.")

    # do spaces first as these may contain other groups
    model.getSpaces.each do |space|
      next if !runner.inSelection(space)

      cleanup_group(space)

      space.shadingSurfaceGroups.each do |group|
        cleanup_group(group)
      end

      space.interiorPartitionSurfaceGroups.each do |group|
        cleanup_group(group)
      end
    end

    # now do shading surfaces
    model.getShadingSurfaceGroups.each do |group|
      next if !runner.inSelection(group)

      cleanup_group(group)
    end

    # now do interior partition surface groups
    model.getInteriorPartitionSurfaceGroups.each do |group|
      next if !runner.inSelection(group)

      cleanup_group(group)
    end

    # reporting final condition of model
    runner.registerFinalCondition('All planar surface group origins have been inspected, and adjusted as necessary.')

    return true
  end
end

# this allows the measure to be use by the application
CleanupSpaceOrigins.new.registerWithApplication