Initial commit

smartapps/naissan/lights-off-with-no-motion-and-presence.src/lights-off-with-no-motion-and-presence.groovy

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+/**
+ *  Lights Off with No Motion and Presence
+ *
+ *  Author: Bruce Adelsman
+ */
+
+definition(
+    name: "Lights Off with No Motion and Presence",
+    namespace: "naissan",
+    author: "Bruce Adelsman",
+    description: "Turn lights off when no motion and presence is detected for a set period of time.",
+    category: "Convenience",
+    iconUrl: "https://s3.amazonaws.com/smartapp-icons/Meta/light_presence-outlet.png",
+    iconX2Url: "https://s3.amazonaws.com/smartapp-icons/Meta/light_presence-outlet@2x.png"
+)
+
+preferences {
+	section("Light switches to turn off") {
+		input "switches", "capability.switch", title: "Choose light switches", multiple: true
+	}
+	section("Turn off when there is no motion and presence") {
+		input "motionSensor", "capability.motionSensor", title: "Choose motion sensor"
+   		input "presenceSensors", "capability.presenceSensor", title: "Choose presence sensors", multiple: true
+	}
+	section("Delay before turning off") {                    
+		input "delayMins", "number", title: "Minutes of inactivity?"
+	}
+}
+
+def installed() {
+	subscribe(motionSensor, "motion", motionHandler)
+    subscribe(presenceSensors, "presence", presenceHandler)
+}
+
+def updated() {
+	unsubscribe()
+	subscribe(motionSensor, "motion", motionHandler)
+    subscribe(presenceSensors, "presence", presenceHandler)
+}
+
+def motionHandler(evt) {
+	log.debug "handler $evt.name: $evt.value"
+	if (evt.value == "inactive") {
+		runIn(delayMins * 60, scheduleCheck, [overwrite: false])
+	}
+}
+
+def presenceHandler(evt) {
+	log.debug "handler $evt.name: $evt.value"
+	if (evt.value == "not present") {
+		runIn(delayMins * 60, scheduleCheck, [overwrite: false])
+	}
+}
+
+def isActivePresence() {
+	// check all the presence sensors, make sure none are present
+	def noPresence = presenceSensors.find{it.currentPresence == "present"} == null
+	!noPresence		
+}
+
+def scheduleCheck() {
+	log.debug "scheduled check"
+	def motionState = motionSensor.currentState("motion")
+    if (motionState.value == "inactive") {
+        def elapsed = now() - motionState.rawDateCreated.time
+    	def threshold = 1000 * 60 * delayMins - 1000
+    	if (elapsed >= threshold) {
+        	if (!isActivePresence()) {
+            	log.debug "Motion has stayed inactive since last check ($elapsed ms) and no presence:  turning lights off"
+            	switches.off()
+            } else {
+            	log.debug "Presence is active: do nothing"
+            }
+    	} else {
+        	log.debug "Motion has not stayed inactive long enough since last check ($elapsed ms): do nothing"
+        }
+    } else {
+    	log.debug "Motion is active: do nothing"
+    }
+}