Fix sync error

middleware/stats.go

@@ -26,8 +26,10 @@ func formatPath(path string) string {
 func Stats() gin.HandlerFunc {
 	return func(c *gin.Context) {
 		route := formatPath(c.Request.URL.Path)
+		utils.WriterLock.Lock()
 		utils.Total++
 		utils.CommonStats[route]++
+		utils.WriterLock.Unlock()
 		c.Next()
 
 	}

utils/stats.go

@@ -3,23 +3,29 @@ package utils
 import (
 	"context"
 	"log"
+	"sync"
 	"time"
 
 	"github.com/redis/go-redis/v9"
 )
 
-var Total int64 = 0
+var (
+	Total       int64 = 0
+	CommonStats       = map[string]int64{}
 
-var CommonStats = map[string]int64{}
+	WriterLock = sync.Mutex{}
 
-var ServerClose = make(chan struct{})
+	ServerClose = make(chan struct{})
+)
 
 func saveStats(client *redis.Client) {
+	WriterLock.Lock()
 	newTotal := Total
 	Total = 0 // reset the total
 
 	newStats := CommonStats
 	CommonStats = map[string]int64{} // reset the map
+	WriterLock.Unlock()
 
 	client.IncrBy(context.Background(), "stats:Total", newTotal) // Capitalized to avoid conflict with a potential key named "total"
 	for key, value := range newStats {