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Allow specifying deep sleep wakup clock time (#3312)

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This commit is contained in:
Jesse Hills
2022-04-13 12:55:26 +12:00
committed by GitHub
parent b622a8fa58
commit 8be704e591
5 changed files with 118 additions and 8 deletions
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esphome/components/time/real_time_clock.cpp
+25
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@@ -176,6 +176,31 @@ void ESPTime::recalc_timestamp_utc(bool use_day_of_year) {
res += this->second;
this->timestamp = res;
}
int32_t ESPTime::timezone_offset() {
int32_t offset = 0;
time_t now = ::time(nullptr);
auto local = ESPTime::from_epoch_local(now);
auto utc = ESPTime::from_epoch_utc(now);
bool negative = utc.hour > local.hour && local.day_of_year <= utc.day_of_year;
if (utc.minute > local.minute) {
local.minute += 60;
local.hour -= 1;
}
offset += (local.minute - utc.minute) * 60;
if (negative) {
offset -= (utc.hour - local.hour) * 3600;
} else {
if (utc.hour > local.hour) {
local.hour += 24;
}
offset += (local.hour - utc.hour) * 3600;
}
return offset;
}
bool ESPTime::operator<(ESPTime other) { return this->timestamp < other.timestamp; }
bool ESPTime::operator<=(ESPTime other) { return this->timestamp <= other.timestamp; }
bool ESPTime::operator==(ESPTime other) { return this->timestamp == other.timestamp; }