package selector

import (
	"context"
	"time"
)

type Balancer interface {
	Pick(ctx context.Context, nodes []WeightedNode) (WeightedNode, DoneFunc, error)
}
type BalancerBuilder interface {
	Builder() Balancer
}
type WeightedNode interface {
	Node
	Raw() Node
	Weight() float64
	Pick() DoneFunc
	PickElapsed() time.Duration
}
type WeightedNodeBuilder interface {
	Build(Node) WeightedNode
}