canopeas/discord/utils.go

41 lines
583 B
Go

package discord
import (
r "math/rand"
"time"
)
type rateLimit struct {
rate time.Duration
next time.Time
}
func NewRateLimit(rate time.Duration) *rateLimit {
return &rateLimit{
rate: rate,
next: time.Now(),
}
}
func (r *rateLimit) Try() bool {
now := time.Now()
if now.After(r.next) {
r.next = now.Add(r.rate)
return true
}
return false
}
var rand = r.New(r.NewSource(time.Now().Unix()))
func random(list []string) string {
size := len(list)
if size == 0 {
return ""
} else if size == 1 {
return list[0]
}
idx := rand.Intn(size)
return list[idx]
}