//Create a class for lock device
package Lock
import Timer.SimulatedTimer

public class Locks {
	private int id
	private String displayName
	private String lockState
	private String lockLatestValue
	def sendEvent	
	def timers


	Locks(Closure sendEvent, int id, String displayName, String lockState, String lockLatestValue) {
		this.id = id
		this.sendEvent = sendEvent
		this.displayName = displayName
		this.lockState = lockState
		this.lockLatestValue = lockLatestValue
		this.timers = new SimulatedTimer()
	}

	//By Apps
	def lock() {
		println("the door with id:$id is locked!")
		this.lockLatestValue = this.lockState
		this.lockState = "locked"
		sendEvent([name: "lock", value: "locked", deviceId: this.id, descriptionText: "",
			  displayed: true, linkText: "", isStateChange: false, unit: "", data: []])
	}

	def lock(LinkedHashMap metaData) {
		def task = timers.runAfter(metaData["delay"]) {
			println("the door with id:$id is locked!")
			this.lockLatestValue = this.lockState
			this.lockState = "locked"
			sendEvent([name: "lock", value: "locked", deviceId: this.id, descriptionText: "",
				  displayed: true, linkText: "", isStateChange: false, unit: "", data: []])
		}
	}
	
	def unlock() {
		println("the door with id:$id is unlocked!")
		this.lockLatestValue = this.lockState
		this.lockState = "unlocked"
		sendEvent([name: "unlock", value: "unlocked", deviceId: this.id, descriptionText: "",
		          displayed: true, linkText: "", isStateChange: false, unit: "", data: []])
	}

	def unlock(LinkedHashMap metaData) {
		def task = timers.runAfter(metaData["delay"]) {
			println("the door with id:$id is locked!")
			this.lockLatestValue = this.lockState
			this.lockState = "locked"
			sendEvent([name: "unlock", value: "unlocked", deviceId: this.id, descriptionText: "",
				  displayed: true, linkText: "", isStateChange: false, unit: "", data: []])
		}
	}

	//By Model Checker
	def setValue(String value) {
		println("the door with id:$id is $value!")
		this.lockLatestValue = this.lockState
		this.lockState = value
	}
	
	def currentValue(String deviceFeature) {
		if (deviceFeature == "lock") {
			return lockState
		}
	}

	def latestValue(String deviceFeature) {
		if (deviceFeature == "lock") {
			return lockLatestValue
		}
	}
}