🔥 改为前后端分离形式

common/validator/validator.go

@@ -0,0 +1,56 @@
+package validator
+
+import (
+	"errors"
+	"github.com/gin-gonic/gin/binding"
+	"github.com/go-playground/locales/zh"
+	ut "github.com/go-playground/universal-translator"
+	"github.com/go-playground/validator/v10"
+	zhTranslations "github.com/go-playground/validator/v10/translations/zh"
+	"log"
+	"strings"
+)
+
+var (
+	uni      *ut.UniversalTranslator
+	validate *validator.Validate
+	trans    ut.Translator
+)
+
+// Init
+// @description: 初始化验证器
+func Init() {
+	//注册翻译器
+	zhTranslator := zh.New()
+	uni = ut.New(zhTranslator, zhTranslator)
+
+	trans, _ = uni.GetTranslator("zh")
+
+	//获取gin的校验器
+	validate = binding.Validator.Engine().(*validator.Validate)
+	//注册翻译器
+	err := zhTranslations.RegisterDefaultTranslations(validate, trans)
+	if err != nil {
+		log.Panicf("注册翻译器失败：%v", err)
+	}
+}
+
+// Translate
+// @description: 翻译错误信息
+// @param err
+// @return error
+func Translate(err error) error {
+	errorMsg := make([]string, 0)
+
+	var ves validator.ValidationErrors
+	ok := errors.As(err, &ves)
+	if !ok {
+		return err
+	}
+
+	for _, e := range ves {
+		errorMsg = append(errorMsg, e.Translate(trans))
+	}
+
+	return errors.New(strings.Join(errorMsg, "；"))
+}