53 lines
831 B
Go
53 lines
831 B
Go
package tariff
|
|
|
|
import (
|
|
"time"
|
|
|
|
"github.com/evcc-io/evcc/api"
|
|
"github.com/samber/lo"
|
|
)
|
|
|
|
type combined struct {
|
|
tariffs []api.Tariff
|
|
}
|
|
|
|
func NewCombined(tariffs []api.Tariff) api.Tariff {
|
|
return &combined{
|
|
tariffs: tariffs,
|
|
}
|
|
}
|
|
|
|
func (t *combined) Rates() (api.Rates, error) {
|
|
var rates api.Rates
|
|
|
|
for _, t := range t.tariffs {
|
|
rr, err := t.Rates()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
rates = append(rates, rr...)
|
|
}
|
|
|
|
var res api.Rates
|
|
|
|
partitions := lo.PartitionBy(rates, func(r api.Rate) time.Time {
|
|
return r.Start
|
|
})
|
|
|
|
for _, rr := range partitions {
|
|
res = append(res, api.Rate{
|
|
Start: rr[0].Start,
|
|
End: rr[0].End,
|
|
Value: lo.SumBy(rr, func(r api.Rate) float64 {
|
|
return r.Value
|
|
}),
|
|
})
|
|
}
|
|
|
|
return res, nil
|
|
}
|
|
|
|
func (t *combined) Type() api.TariffType {
|
|
return api.TariffTypeSolar
|
|
}
|