File size: 817 Bytes
1e92f2d |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 |
package twilio
import (
"sync"
)
const (
maxPassiveReplyCount = 5
)
type replyLimiter struct {
mx sync.Mutex
state map[string]int
}
func newReplyLimiter() *replyLimiter {
return &replyLimiter{
state: make(map[string]int),
}
}
// RecordPassiveReply will increment the number of passive replies to a number.
func (r *replyLimiter) RecordPassiveReply(toNumber string) {
r.mx.Lock()
defer r.mx.Unlock()
r.state[toNumber]++
}
// ShouldDrop will return true if the message should be dropped.
func (r *replyLimiter) ShouldDrop(toNumber string) bool {
r.mx.Lock()
defer r.mx.Unlock()
return r.state[toNumber] >= maxPassiveReplyCount
}
// Reset will reset the counter for the given number.
func (r *replyLimiter) Reset(toNumber string) {
r.mx.Lock()
defer r.mx.Unlock()
delete(r.state, toNumber)
}
|