Hi,
Do you know this device? https://www.intesishome.com/
With this device you can manage your air conditioner from any place using the web o mobile App.
This device mimics the remote control, infrared sending machine air conditioning signals. connecting to the wireless network of our house and after register on their website, it allows us to access it from anywhere.
It would be great to include these features in our home automation system.
This service has an API that could be used to develop a plugin.
Thanks