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Persistent Savings (#4956)

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Michael Geers 2022-10-25 22:05:03 +02:00 • committed by GitHub
parent 2905c0a3ee
commit cef8bb15fc
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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 45 additions and 9 deletions
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23
core/savings.go
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@ -5,6 +5,7 @@ import (
"time"
"github.com/benbjohnson/clock"
"github.com/evcc-io/evcc/server/db/settings"
"github.com/evcc-io/evcc/tariff"
)
@ -41,9 +42,29 @@ func NewSavings(tariffs tariff.Tariffs) *Savings {
updated: clock.Now(),
}
savings.load()
return savings
}
func (s *Savings) load() {
s.started, _ = settings.Time("savings.started")
s.gridCharged, _ = settings.Float("savings.gridCharged")
s.gridCost, _ = settings.Float("savings.gridCost")
s.gridSavedCost, _ = settings.Float("savings.gridSavedCost")
s.selfConsumptionCharged, _ = settings.Float("savings.selfConsumptionCharged")
s.selfConsumptionCost, _ = settings.Float("savings.selfConsumptionCost")
}
func (s *Savings) save() {
settings.SetTime("savings.started", s.started)
settings.SetFloat("savings.gridCharged", s.gridCharged)
settings.SetFloat("savings.gridCost", s.gridCost)
settings.SetFloat("savings.gridSavedCost", s.gridSavedCost)
settings.SetFloat("savings.selfConsumptionCharged", s.selfConsumptionCharged)
settings.SetFloat("savings.selfConsumptionCost", s.selfConsumptionCost)
}
func (s *Savings) Since() time.Time {
return s.started
}
@ -155,5 +176,7 @@ func (s *Savings) Update(p publisher, gridPower, pvPower, batteryPower, chargePo
p.publish("savingsEffectivePrice", s.EffectivePrice())
p.publish("savingsAmount", s.SavingsAmount())
s.save()
return deltaCharged, deltaSelf
}