MSA-1780: turn off a mains switch (i.e. a light) only when all windows are closed (I used a shop "open" sign by the front door, to remind my housemates to close the windows before they leave)

smartapps/nick257b/turn-off-switch.src/turn-off-switch.groovy

@@ -0,0 +1,79 @@
+/**
+ *  Turn Off Switch when Windows/Doors closed
+ *
+ *  Copyright 2017 Nick Mahon
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ *  in compliance with the License. You may obtain a copy of the License at:
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software distributed under the License is distributed
+ *  on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License
+ *  for the specific language governing permissions and limitations under the License.
+ *
+ */
+definition(
+    name: "Turn Off Switch",
+    namespace: "Nick257b",
+    author: "Nick Mahon",
+    description: "Turn off a switch (e.g. a light), when all specified door/window contact sensors closed",
+    category: "Safety & Security",
+    iconUrl: "https://s3.amazonaws.com/smartapp-icons/Convenience/Cat-Convenience.png",
+    iconX2Url: "https://s3.amazonaws.com/smartapp-icons/Convenience/Cat-Convenience@2x.png",
+    iconX3Url: "https://s3.amazonaws.com/smartapp-icons/Convenience/Cat-Convenience@2x.png")
+
+
+preferences {
+    section("Select the switch to turn off") {
+    	input "theSwitch", "capability.switch", title: "Which switch?", required: true, multiple: false
+    }
+	section("when these are ALL closed") {
+		input "contactSensors", "capability.contactSensor", multiple: true
+	}
+    section("Send Push Notification?") {
+		input "sendPush", "bool", required: false,
+		title: "Send Push Notification when ALL closed?"
+	}
+}
+
+def installed() {
+	log.debug "Installed with settings: ${settings}"
+	initialize()
+}
+
+def updated() {
+	log.debug "Updated with settings: ${settings}"
+    unsubscribe()
+    initialize()
+}
+
+def initialize() {
+	subscribe(contactSensors, "contact.closed", contactClosedHandler)
+}
+
+def contactClosedHandler(evt)
+{
+	log.trace "evt.name: $evt.value, $evt.deviceId"
+	if (evt.value == "closed") {
+    	log.debug "isDoorsOpen()? ${isDoorsOpen()}"
+        def device = contactSensors.find { it.id == evt.deviceId }
+        
+    	if (!isDoorsOpen()) {
+        	def message = "${device.displayName} was closed, switching off light as all other selected contacts sensors also in a closed state."
+            log.debug (message)
+            theSwitch.off()
+            
+			if (sendPush) {
+				sendPush(message)
+			}
+			
+		}
+	}
+}
+
+
+def isDoorsOpen() {
+	log.debug "doorss: $contactSensors.currentContact"
+	doors.findAll{it.currentContact == "open"}
+}