lottery

package

v1.2.2 Latest Latest Go to latest Published: Jan 20, 2026 License: MIT Imports: 1 Imported by: 0

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type Lottery[T comparable] struct {
	// contains filtered or unexported fields
}

func NewLottery[T comparable]() *Lottery[T]

NewLottery create a new lottery pool

func (l *Lottery[T]) AddItem(ID T, weight int)

AddItem add an item for Lottery draw

func (l *Lottery[T]) Draw(random ...Roller) T

Draw draw a lottery

func (l *Lottery[T]) Len() int

Len get amount of items

func (l *Lottery[T]) Weight() int

Weight get total weight of items

type Roller func(int) int