I’ve recently been exploring how to integrate Google’s Home/Away mode into Home Assistant, and I thought I’d share my journey and findings with the community. This integration has been a game-changer for me, especially in managing my smart home devices more efficiently. Here’s what I’ve discovered and how I’ve implemented it:
The Challenge
For those who rely on Google Nest devices like thermostats, door locks, and cameras, having a seamless Home/Away mode integration is essential. However, Google’s newer Nest API has made this integration trickier, as it no longer provides direct access to the Home/Away status through the thermostat’s mode. This limitation led me to seek alternative methods to expose this status within Home Assistant.
The Solution
After some research and experimentation, I found a workaround that involves creating a toggle helper switch within Home Assistant. This switch acts as a bridge between Google Home’s Home/Away mode and the broader ecosystem of Home Assistant integrations. Here’s how I did it:
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Create a Toggle Helper Switch
- I started by creating a toggle switch in Home Assistant. This switch serves as a virtual representation of Google’s Home/Away mode. It’s crucial because it allows Home Assistant to recognize and respond to changes in this mode.
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Expose the Toggle Switch to Google Home
- Using Nabu Casa, I exposed this toggle switch to Google Home. This step ensures that Google Home can update the switch’s state when the Home/Away mode changes. If you’re not using Nabu Casa, manual configuration through Home Assistant’s settings can also achieve this.
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Set Up Automations
- The final step involved setting up automations within Home Assistant. These automations trigger actions based on the state of the toggle switch. For example, when the mode changes to ‘Away,’ the automation can adjust the thermostat to an energy-saving preset or arm the security system.
Why This Matters
This integration is particularly useful for complementing other occupancy sensors, such as those based on smartphone location. For instance, if my wife and I leave the house but have guests staying over, the Home/Away mode ensures that the heating remains at a comfortable level, preventing anyone from freezing during those chilly Canadian winters.
Looking for Feedback
While this method works, I’m curious if there’s a more streamlined approach. If anyone has a less cumbersome way of achieving this integration, I’d love to hear about it! The goal is to make this process as seamless as possible for everyone.
Conclusion
Integrating Google’s Home/Away mode into Home Assistant has significantly enhanced my smart home setup. It’s not just about convenience; it’s about creating a more responsive and energy-efficient environment. I hope this guide helps others achieve similar results and would love to hear about your experiences or alternative solutions!
Happy automating! 