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RiverBankRestorationCommand.go
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RiverBankRestorationCommand.go
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// Copyright (c) 2019 Australian Rivers Institute.
package particulatenitrogen
import (
"github.com/LindsayBradford/crem/internal/pkg/model/planningunit"
"github.com/LindsayBradford/crem/internal/pkg/model/variable"
"github.com/LindsayBradford/crem/pkg/command"
)
type RiverBankRestorationCommand struct {
variable.ChangePerPlanningUnitDecisionVariableCommand
doneRiparianVegetationProportion float64
undoneRiparianVegetationProportion float64
undoneRiparianContribution float64
doneRiparianContribution float64
}
func (c *RiverBankRestorationCommand) ForVariable(variable variable.PlanningUnitDecisionVariable) *RiverBankRestorationCommand {
c.WithTarget(variable)
return c
}
func (c *RiverBankRestorationCommand) InPlanningUnit(planningUnit planningunit.Id) *RiverBankRestorationCommand {
c.ChangePerPlanningUnitDecisionVariableCommand.InPlanningUnit(planningUnit)
return c
}
func (c *RiverBankRestorationCommand) WithVegetationProportion(proportion float64) *RiverBankRestorationCommand {
planningUnitAttributes := c.variable().subCatchmentAttributes[c.PlanningUnit()]
c.undoneRiparianVegetationProportion = planningUnitAttributes.Value(RiverbankVegetationProportion).(float64)
c.doneRiparianVegetationProportion = proportion
return c
}
func (c *RiverBankRestorationCommand) WithRiverBankNitrogenContribution(contribution float64) *RiverBankRestorationCommand {
c.undoneRiparianContribution = c.riparianNitrogenContribution()
c.doneRiparianContribution = contribution
return c
}
func (c *RiverBankRestorationCommand) WithChange(changeValue float64) *RiverBankRestorationCommand {
c.ChangePerPlanningUnitDecisionVariableCommand.WithChange(changeValue)
return c
}
func (c *RiverBankRestorationCommand) variable() *ParticulateNitrogenProduction {
return c.Target().(*ParticulateNitrogenProduction)
}
func (c *RiverBankRestorationCommand) Do() command.CommandStatus {
if c.BaseCommand.Do() == command.NoChange {
return command.NoChange
}
c.ChangePerPlanningUnitDecisionVariableCommand.DoUnguarded()
c.setRiparianVegetationProportion(c.doneRiparianVegetationProportion)
c.setRiparianNitrogenContribution(c.doneRiparianContribution)
return command.Done
}
func (c *RiverBankRestorationCommand) Undo() command.CommandStatus {
if c.BaseCommand.Undo() == command.NoChange {
return command.NoChange
}
c.ChangePerPlanningUnitDecisionVariableCommand.UndoUnguarded()
c.setRiparianVegetationProportion(c.undoneRiparianVegetationProportion)
c.setRiparianNitrogenContribution(c.undoneRiparianContribution)
return command.UnDone
}
func (c *RiverBankRestorationCommand) setRiparianVegetationProportion(proportion float64) {
c.variable().subCatchmentAttributes[c.PlanningUnit()] =
c.variable().subCatchmentAttributes[c.PlanningUnit()].Replace(RiverbankVegetationProportion, proportion)
}
func (c *RiverBankRestorationCommand) riparianNitrogenContribution() float64 {
planningUnitAttributes := c.variable().subCatchmentAttributes[c.PlanningUnit()]
return planningUnitAttributes.Value(RiparianNitrogenContribution).(float64)
}
func (c *RiverBankRestorationCommand) setRiparianNitrogenContribution(contribution float64) {
c.variable().subCatchmentAttributes[c.PlanningUnit()] =
c.variable().subCatchmentAttributes[c.PlanningUnit()].Replace(RiparianNitrogenContribution, contribution)
}