don't use goroutine to generate IDs

1 files changed, 4 insertions, 11 deletions

diff --git a/proto/id.go b/proto/id.go
index 22bb395..ae74718 100644
--- a/proto/id.go
+++ b/proto/id.go
@@ -3,23 +3,16 @@ package proto
 import (
 	"time"
 	"strconv"
+	"sync/atomic"
 )
 
-var counter = make(chan uint8)
-func init() {
-	go func() {
-		var i uint8
-		for i = 0; true; i++ {
-			counter <- i
-		}
-	}()
-}
-
+var counter atomic.Uint32
 var epoch = time.Date(2025, 1, 1, 0, 0, 0, 0, time.UTC)
 
 func GenId() string {
 	t := time.Now().UnixMilli() - epoch.UnixMilli()
-	id := uint64(t << 6) | uint64(<-counter & 63)
+	id := uint64(t << 6) | uint64(counter.Load() & 63)
+	counter.Add(1)
 	return strconv.FormatUint(id, 36)
 }