v0.9 Added some defensive code for rescheduling when needed

smartapps/myAutomaticServiceMgr

@@ -67,7 +67,7 @@ def about() {
  		section("About") {	
 			paragraph "MyAutomaticServiceMgr, the smartapp that connects your Automatic connected vehicle(s) to SmartThings via cloud-to-cloud integration" +
 				" and polls your Automatic device's events on a regular interval"
-			paragraph "Version 0.8.9" 
+			paragraph "Version 0.9" 
 			paragraph "If you like this smartapp, please support the developer via PayPal and click on the Paypal link below " 
 				href url: "https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=yracine%40yahoo%2ecom&lc=US&item_name=Maisons%20ecomatiq&no_note=0&currency_code=USD&bn=PP%2dDonationsBF%3abtn_donateCC_LG%2egif%3aNonHostedGuest",
 					title:"Paypal donation..."
@@ -368,21 +368,63 @@ def initialize() {
 	create_child_devices()
 
 
+	state?.poll = [ last: 0, rescheduled: now() ]
 	Integer delay = givenInterval ?: 30 // By default, do it every 30 min.
 	if ((delay < 5) || (delay>59)) {
 		state?.msg= "MyAutomaticServiceMgr>scheduling interval not in range (${delay} min), exiting..."
 		log.debug state.msg
-		runIn(30, "sendMsgWithDelay")
+		runIn(30,"sendMsgWithDelay")
  		return
 	}
-	schedule("0 0/${delay} * * * ?", takeAction)
+	//Subscribe to different events (ex. sunrise and sunset events) to trigger rescheduling if needed
+	subscribe(location, "sunrise", rescheduleIfNeeded)
+	subscribe(location, "sunset", rescheduleIfNeeded)
+	subscribe(location, "mode", rescheduleIfNeeded)
+	subscribe(location, "sunriseTime", rescheduleIfNeeded)
+	subscribe(location, "sunsetTime", rescheduleIfNeeded)
+
+	log.trace "initialize>polling delay= ${delay}..."
+	rescheduleIfNeeded()   
+}
+
+
+def rescheduleIfNeeded() {
+	Integer delay = givenInterval ?: 30 // By default, do poll every 30 min.
+	BigDecimal currentTime = now()    
+	BigDecimal lastPollTime = (currentTime - (state?.poll["last"]?:0))  
+	if (lastPollTime != currentTime) {    
+		BigDecimal lastPollInMinutes= (lastPollTime/60000).round(1)		    
+		log.info "rescheduleIfNeeded>last poll was  ${lastPollInMinutes.toString()} minutes ago"
+	}
+	if (((state?.poll["last"]?:0) + (delay * 60000) < currentTime) && canSchedule()) {
+		log.info "rescheduleIfNeeded>scheduling takeAction in ${delay} minutes.."
+		schedule("0 0/${delay} * * * ?", takeAction)
+	}
+
+	takeAction()
+
+	// Update rescheduled state
+
+	if (!evt) state.poll["rescheduled"] = now()
 }
 
 def takeAction() {
 	log.trace "takeAction>begin"
 	def MAX_EXCEPTION_COUNT=5    
 	def msg
 	String exceptionCheck
+	Integer delay = givenInterval ?: 30 // By default, do poll every 30 min.
+	state?.poll["last"] = now()
+
+	//schedule the scheduleIfNeeded() function
+
+	if (((state?.poll["rescheduled"]?:0) + (delay * 60000)) < now()) {
+		log.info "takeAction>scheduling rescheduleIfNeeded() in ${delay} minutes.."
+		schedule("0 0/${delay} * * * ?", rescheduleIfNeeded)
+		// Update rescheduled state
+		state?.poll["rescheduled"] = now()
+	}
+
 
 	def devices = AutomaticDevices.collect { dni ->
 
@@ -650,6 +692,6 @@ def getChildName() { "My Automatic Device" }
 
 def getServerUrl() { return getApiServerUrl()  }
 
-def getSmartThingsClientId() { "insert your public key here!" }
+f getSmartThingsClientId() { "insert your public key here!" }
 
 def getSmartThingsPrivateKey() { "insert your private key here!" }