fix

utils/encryption_decryption/aes_cbc.go

@@ -7,11 +7,33 @@ import (
 	"crypto/rand"
 	"encoding/base64"
 	"fmt"
+	"strconv"
+	"strings"
 )
 
 // 必须16字节
 var cbckey = "fusen20230405145"
 
+func Base64StrToNumberStr(base64Str string) string {
+	s := strings.Builder{}
+	for _, v := range base64Str {
+		s.WriteString(fmt.Sprintf("%d.", v))
+	}
+	return strings.TrimRight(s.String(), ".")
+}
+func NumberStrToBase64Str(numberStr string) (string, error) {
+	s := strings.Split(numberStr, ".")
+	b := make([]int32, 0, len(s))
+	for _, v := range s {
+		c, err := strconv.Atoi(v)
+		if err != nil {
+			return "", err
+		}
+		b = append(b, int32(c))
+	}
+	return string(b), nil
+}
+
 // 加密(key必须16字节),前端加解密需要先把base64转字符串再取前16字节作为iv
 func CBCEncrypt(data string) (string, error) {
 	defer func() {