[DHF-16]

Added Health Check Implementation for Zigbee Button.

devicetypes/smartthings/zigbee-button.src/.st-ignore

@@ -0,0 +1,2 @@
+.st-ignore
+README.md

devicetypes/smartthings/zigbee-button.src/README.md

@@ -0,0 +1,43 @@
+# ZigBee Button
+
+Cloud Execution
+
+Works with: 
+
+* [OSRAM LIGHTIFY Dimming Switch](https://support.smartthings.com/hc/en-us/articles/115000236823-SYLVANIA-Dimming-Switch)
+* [Iris Smart Button](https://support.smartthings.com/hc/en-us/articles/115000190186-Iris-Smart-Button)
+* [Iris KeyFob](https://support.smartthings.com/hc/en-us/articles/217409686-Iris-Smart-Fob)
+
+## Table of contents
+
+* [Capabilities](#capabilities)
+* [Health](#device-health)
+* [Troubleshooting](#troubleshooting)
+
+## Capabilities
+
+* **Actuator** - It represents that a device has commands.
+* **Battery** - It defines that the device has a battery
+* **Button** - It defines that a device has one or more buttons
+* **Holdable Button** - It defines that a device has one or more holdable buttons
+* **Configuration** - _configure()_ command called when device is installed or device preferences updated
+* **Refresh** - _refresh()_ command for status updates
+* **Sensor** - it represents that a Device has attributes.
+* **Health Check** - indicates ability to get device health notifications
+
+
+## Device Health
+
+SmartThings platform will ping the device after `checkInterval` seconds of inactivity in last attempt to reach the device before marking it `OFFLINE` 
+
+* __722min__ checkInterval
+
+## Troubleshooting
+
+If the device doesn't pair when trying from the SmartThings mobile app, it is possible that the device is out of range.
+Pairing needs to be tried again by placing the device closer to the hub.
+It may also happen that you need to reset the device.
+Instructions related to pairing, resetting and removing the device from SmartThings can be found in the following link:
+* [OSRAM LIGHTIFY Dimming Switch Troubleshooting Tips](https://support.smartthings.com/hc/en-us/articles/115000236823-SYLVANIA-Dimming-Switch)
+* [Iris Smart Button Troubleshooting Tips](https://support.smartthings.com/hc/en-us/articles/115000190186-Iris-Smart-Button)
+* [Iris KeyFob Troubleshooting Tips](https://support.smartthings.com/hc/en-us/articles/217409686-Iris-Smart-Fob)

devicetypes/smartthings/zigbee-button.src/zigbee-button.groovy

@@ -24,6 +24,7 @@ metadata {
         capability "Configuration"
         capability "Refresh"
         capability "Sensor"
+        capability "Health Check"
 
         command "enrollResponse"
 
@@ -182,6 +183,13 @@ private Map parseNonIasButtonMessage(Map descMap){
     }
 }
 
+/**
+ * PING is used by Device-Watch in attempt to reach the Device
+ * */
+def ping() {
+    refresh()
+}
+
 def refresh() {
     log.debug "Refreshing Battery"
 
@@ -190,6 +198,8 @@ def refresh() {
 }
 
 def configure() {
+    // Device-Watch allows 2 check-in misses from device (plus 2 mins lag time)
+    sendEvent(name: "checkInterval", value: 2 * 6 * 60 * 60 + 2 * 60, displayed: false, data: [protocol: "zigbee", hubHardwareId: device.hub.hardwareID])
     log.debug "Configuring Reporting, IAS CIE, and Bindings."
     def cmds = []
     if (device.getDataValue("model") == "3450-L") {