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fixes daylight saving issue #70

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fixes daylight saving issue #70

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17 changes: 13 additions & 4 deletions farmerbot/manager/power.v
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Original file line number Diff line number Diff line change
Expand Up @@ -77,7 +77,8 @@ fn (mut p PowerManager) poweron_all_nodes() {
}

fn (mut p PowerManager) periodic_wakeup() {
now := time.now()
// convert time to utc to avoid daylight saving issues
now := time.now().local_to_utc()
today := time.new_time(year: now.year, month: now.month, day: now.day)
periodic_wakeup_start := today.add(p.db.periodic_wakeup_start)
mut amount_wakeup_calls := 0
Expand All @@ -88,7 +89,7 @@ fn (mut p PowerManager) periodic_wakeup() {
if now.day == 1 && now.hour == 1 && now.minute >= 0 && now.minute < 5 {
node.times_random_wakeups = 0
}
if periodic_wakeup_start <= now && node.last_time_awake < periodic_wakeup_start {
if periodic_wakeup_start <= now && node.last_time_awake.local_to_utc() < periodic_wakeup_start {
// Fixed periodic wakeup (once a day)
// we wakeup the node if the periodic wakeup start time has started and only if the last time the node was awake
// was before the periodic wakeup start of that day
Expand Down Expand Up @@ -306,8 +307,16 @@ fn (mut p PowerManager) configure(mut action actions.Action) ! {
periodic_wakeup_limit = system.default_periodic_wakeup_limit
p.logger.warn('${manager.power_manager_prefix} The setting periodic_wakeup_limit should be greater then 0!')
}

periodic_wakeup_start_utc = convert_to_utc(periodic_wakeup_start)
p.db.wake_up_threshold = wake_up_threshold
p.db.periodic_wakeup_start = periodic_wakeup_start
p.db.periodic_wakeup_start = periodic_wakeup_start_utc
p.db.periodic_wakeup_limit = periodic_wakeup_limit
}


fn convert_to_utc(d Duration) Duration{
now := time.now()
today := time.new_time(year: now.year, month: now.month, day: now.day)
daily_wakeup := today.add(d).local_to_utc()
return Duration(daily_wakeup.hour * time.hour + daily_wakeup.minute * time.minute)
}