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Add state caching to button entities #108272

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merged 1 commit into from Jan 18, 2024
Merged

Add state caching to button entities #108272

merged 1 commit into from Jan 18, 2024

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bdraco
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@bdraco bdraco commented Jan 18, 2024

Proposed change

I was suprised to find how many button entities write state because they use a base entity class that writes state when a coordinator or other event happens even though their state does not change unless the button is pressed. I only noticed because I was tracing isoformat calls in the profile and I was a bit confused why there were more coming from buttons than sensor.

The state is now cached to avoid the time conversion each time the state is written

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I was suprised to find how many button entities write state because
they use a base entity class that writes state when a coordinator or
other event happens even though their state does not change
unless the button is pressed.

The state is now cached to avoid the time conversion each time the state
is written
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Hey there @home-assistant/core, mind taking a look at this pull request as it has been labeled with an integration (button) you are listed as a code owner for? Thanks!

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@bdraco bdraco marked this pull request as ready for review January 18, 2024 03:54
@bdraco bdraco requested a review from a team as a code owner January 18, 2024 03:54
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Thanks, @bdraco 👍

../Frenck

@frenck frenck merged commit 26cc6a5 into dev Jan 18, 2024
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@frenck frenck deleted the button_avoid_dt_conversions branch January 18, 2024 07:53
bdraco added a commit that referenced this pull request Jan 18, 2024
Previously we relied on `dt_util.parse_datetime` returning `None` when
the stored state was `unavailable` since it was not a valid timestamp.
This regressed with #108272. I added an explict test for handling
unavailable
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