(battery []types.Measurement)
| 147 | } |
| 148 | |
| 149 | func (site *Site) optimizerUpdate(battery []types.Measurement) error { |
| 150 | solarTariff := site.GetTariff(api.TariffUsageSolar) |
| 151 | solar := currentRates(solarTariff) |
| 152 | |
| 153 | grid := currentRates(site.GetTariff(api.TariffUsageGrid)) |
| 154 | feedIn := currentRates(site.GetTariff(api.TariffUsageFeedIn)) |
| 155 | |
| 156 | minLen := lo.Min([]int{len(grid), len(feedIn)}) |
| 157 | // exclude empty solar forecast from minLen |
| 158 | if solarTariff != nil && len(solar) > 0 { |
| 159 | minLen = min(minLen, len(solar)) |
| 160 | } |
| 161 | |
| 162 | uri := cmp.Or(os.Getenv("OPTIMIZER_URI"), OPTIMIZER_URI) |
| 163 | if uri == OPTIMIZER_URI { |
| 164 | // limit to 2 days for sake of performance |
| 165 | minLen = min(2*96, minLen) |
| 166 | } |
| 167 | |
| 168 | if expectedSlots := 8; minLen < expectedSlots { |
| 169 | if solarTariff != nil { |
| 170 | return fmt.Errorf("not enough forecast slots for meaningful optimization: %d < %d (grid=%d, feedIn=%d, solar=%d)", minLen, expectedSlots, len(grid), len(feedIn), len(solar)) |
| 171 | } |
| 172 | return fmt.Errorf("not enough forecast slots for meaningful optimization: %d < %d (grid=%d, feedIn=%d)", minLen, expectedSlots, len(grid), len(feedIn)) |
| 173 | } |
| 174 | |
| 175 | now := time.Now() |
| 176 | dt := timeSteps(minLen, now) |
| 177 | firstSlotDuration := time.Duration(dt[0]) * time.Second |
| 178 | |
| 179 | site.log.DEBUG.Printf("optimizer: optimizing %d slots until %v: grid=%d, feedIn=%d, solar=%d, first slot: %v", |
| 180 | minLen, |
| 181 | grid[minLen-1].End.Local(), |
| 182 | len(grid), len(feedIn), len(solar), |
| 183 | firstSlotDuration, |
| 184 | ) |
| 185 | |
| 186 | gt, err := site.homeProfile(minLen) |
| 187 | if err != nil { |
| 188 | return err |
| 189 | } |
| 190 | |
| 191 | // allow empty solar forecast |
| 192 | ft := lo.RepeatBy(minLen, func(i int) float32 { return float32(0) }) |
| 193 | if solarTariff != nil && len(solar) > 0 { |
| 194 | solarEnergy, err := solarRatesToEnergy(solar) |
| 195 | if err != nil { |
| 196 | return err |
| 197 | } |
| 198 | |
| 199 | ft = prorate(scaleAndPrune(solarEnergy, site.solarScale(), minLen), firstSlotDuration) |
| 200 | } |
| 201 | |
| 202 | req := optimizer.OptimizationInput{ |
| 203 | Strategy: optimizer.OptimizerStrategy{ |
| 204 | ChargingStrategy: optimizer.OptimizerStrategyChargingStrategy(site.GetOptimizerChargingStrategy()), |
| 205 | DischargingStrategy: optimizer.OptimizerStrategyDischargingStrategyDischargeBeforeImport, |
| 206 | }, |
no test coverage detected