planner

Documentation

Index

• func AverageCost(plan api.Rates) float64
• func Duration(plan api.Rates) time.Duration
• func IsFirst(r api.Rate, plan api.Rates) bool
• func SlotAt(time time.Time, plan api.Rates) api.Rate
• func SlotHasSuccessor(r api.Rate, plan api.Rates) bool
• func Start(plan api.Rates) time.Time
• type Planner
  • func New(log *util.Logger, tariff api.Tariff) *Planner
  • func (t *Planner) Plan(requiredDuration time.Duration, targetTime time.Time) (api.Rates, error)

Functions

func AverageCost

func AverageCost(plan api.Rates) float64

AverageCost returns the time-weighted average cost

func Duration

func Duration(plan api.Rates) time.Duration

Duration returns the sum of all slot's durations

func IsFirst

func IsFirst(r api.Rate, plan api.Rates) bool

IsFirst returns if the slot is the first slot in the plan. Does not require the plan to be sorted by start time.

func SlotAt

func SlotAt(time time.Time, plan api.Rates) api.Rate

SlotAt returns the slot for the given time or an empty slot

func SlotHasSuccessor

func SlotHasSuccessor(r api.Rate, plan api.Rates) bool

SlotHasSuccessor returns if the slot has an immediate successor. Does not require the plan to be sorted by start time.

func Start

func Start(plan api.Rates) time.Time

Start returns the earliest slot's start time

Types

type Planner

type Planner struct {
	// contains filtered or unexported fields
}

Planner plans a series of charging slots for a given (variable) tariff

func New

func New(log *util.Logger, tariff api.Tariff) *Planner

New creates a price planner

func (*Planner) Plan

func (t *Planner) Plan(requiredDuration time.Duration, targetTime time.Time) (api.Rates, error)

Plan creates a lowest-cost charging plan, considering edge conditions