修改了分享嘛

utils/aes.go

@@ -7,7 +7,10 @@ import (
 	"crypto/sha256"
 	"encoding/base64"
 	"encoding/hex"
+	"fmt"
 	"io"
+	mathRand "math/rand"
+	"time"
 )
 
 // Encrypt 加密函数
@@ -88,3 +91,10 @@ func hashKey(key string) []byte {
 	hash := sha256.Sum256([]byte(key))
 	return hash[:]
 }
+
+// GenerateUniqueCode 生成6位数唯一码
+func GenerateUniqueCode() string {
+	mathRand.Seed(time.Now().UnixNano())
+	code := fmt.Sprintf("%06d", mathRand.Intn(999999))
+	return code
+}