// Create a class for presence sensor
package PresenceSensor
import SmartThing.SmartThing

public class PresenceSensor extends SmartThing {
	// id, label, and display name of the device
	StringBuilder id = new StringBuilder()
	StringBuilder label = new StringBuilder()
	StringBuilder displayName = new StringBuilder()
	// Features with string values
	StringBuilder currentPresence = new StringBuilder()
	// Maps from features to values
	HashMap<String, StringBuilder> deviceValuesMap = new HashMap<String, StringBuilder>()
	// Possible values for eventsSince method
	List<StringBuilder> possibleValues = new ArrayList<StringBuilder>();

	PresenceSensor(Closure sendEvent, StringBuilder id, StringBuilder label, StringBuilder displayName, StringBuilder currentPresence) {
		deviceValuesMap = deviceValueSmartThing
		idSmartThing = id
		labelSmartThing = label
		displayNameSmartThing = displayName
		sendEventSmartThings = sendEvent
		possibleValuesSmartThings = possibleValues

		// Initialization
		this.id = id
		this.label = label
		this.displayName = displayName
		this.currentPresence = currentPresence
		possibleValues.add("present")
		possibleValues.add("not present")

		deviceValuesMap.put("presence", currentPresence)
	}

	// Methods to return values
	def getCurrentPresence() {
		return currentPresence.toString()
	}
}