Global variables and Callbacks

[nayelyz (SmartThings Developer Support)]

Take a look at Edge Drivers! They run locally and allow automations to run the same way (depending on the Automation config)

Announcement | SmartThings Edge for Devices and Automations

Last year, we told you that we are transitioning to an API-first SmartThings Platform. As a part of this, we started investing deeply in improving stability and security. Today we are announcing the beta release of SmartThings Edge - a new architecture for Hubs that use Device Drivers and Rules to execute Hub Connected devices with lower latency, higher reliability, and… local execution. What is SmartThings Edge? We are taking smart home events that would have happened on the SmartThings Cloud and moving them to your SmartThings Hub. SmartThings Edge uses Lua© based Device Drivers and our Rules API to control and automate devices connected directly with a SmartThings Hub. This includes Zigbee, Z-Wave, and LAN devices as well as Automations triggered by timers and other Hub Connected devi…

There are different samples than can help you get started:

• LAN device
  • Hello World
  • ESP8266 LAN driver
• Zigbee Device
• Z-Wave device