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Add light restore mode

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I don't want users to rely on setup priority.

Ref https://github.com/esphome/esphome-docs/pull/248
This commit is contained in:
Otto Winter
2019-05-27 19:22:16 +02:00
parent 72218171b3
commit 4bc3067725
3 changed files with 41 additions and 6 deletions
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23
esphome/components/light/light_state.cpp
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@@ -98,12 +98,25 @@ void LightState::setup() {
effect->init_internal(this);
}
this->rtc_ = global_preferences.make_preference<LightStateRTCState>(this->get_object_id_hash());
LightStateRTCState recovered{};
// Attempt to load from preferences, else fall back to default values from struct
this->rtc_.load(&recovered);
auto call = this->make_call();
LightStateRTCState recovered{};
switch (this->restore_mode_) {
case LIGHT_RESTORE_DEFAULT_OFF:
case LIGHT_RESTORE_DEFAULT_ON:
this->rtc_ = global_preferences.make_preference<LightStateRTCState>(this->get_object_id_hash());
// Attempt to load from preferences, else fall back to default values from struct
if (!this->rtc_.load(&recovered)) {
recovered.state = this->restore_mode_ == LIGHT_RESTORE_DEFAULT_ON;
}
break;
case LIGHT_ALWAYS_OFF:
recovered.state = false;
break;
case LIGHT_ALWAYS_ON:
recovered.state = true;
break;
}
call.set_state(recovered.state);
call.set_brightness_if_supported(recovered.brightness);
call.set_red_if_supported(recovered.red);