# unpack time period
# Reader - ADIwg JSON V1 to internal data structure

# History:
# 	Stan Smith 2013-12-11 original script
#   Stan Smith 2014-07-07 resolve require statements using Mdtranslator.reader_module

require ADIWG::Mdtranslator.reader_module('module_dateTime', $response[:readerVersionUsed])

module Adiwg_TimePeriod

	def self.unpack(hTimePeriod)

		# instance classes needed in script
		intMetadataClass = InternalMetadata.new

		# time period
		intTimePer = intMetadataClass.newTimePeriod

		if hTimePeriod.has_key?('id')
			s = hTimePeriod['id']
			if s != ''
				intTimePer[:timeID] = s
			end
		end

		if hTimePeriod.has_key?('description')
			s = hTimePeriod['description']
			if s != ''
				intTimePer[:description] = s
			end
		end

		if hTimePeriod.has_key?('beginPosition')
			s = hTimePeriod['beginPosition']
			if s != ''
				intTimePer[:beginTime] = Adiwg_DateTime.unpack(s)

			end
		end

		if hTimePeriod.has_key?('endPosition')
			s = hTimePeriod['endPosition']
			if s != ''
				intTimePer[:endTime] = Adiwg_DateTime.unpack(s)

			end
		end

		return intTimePer
	end

end