feat: 参数校验，错误处理demo

app/zeus/api/lark/internal/user/error.go

@@ -0,0 +1,27 @@
+package user
+
+import "github.com/gofiber/fiber/v2"
+
+var ErrorUser = fiber.NewError(0, "错误")
+
+func NewError(msg string) error {
+	return fiber.NewError(fiber.StatusInternalServerError, msg)
+}
+
+func NewErrorWithCode(code int, msg string) error {
+	return fiber.NewError(code, msg)
+}
+
+func WarpError(err error) error {
+	if err == nil {
+		return nil
+	}
+	return fiber.NewError(fiber.StatusInternalServerError, err.Error())
+}
+
+func WarpErrorWithCode(code int, err error) error {
+	if err == nil {
+		return nil
+	}
+	return fiber.NewError(code, err.Error())
+}

app/zeus/api/lark/internal/user/user.go

@@ -8,13 +8,12 @@ import (
 	"go.uber.org/zap"
 )
 
-var ErrorUser = fiber.NewError(0, "错误")
-
 func LoginHandle(c *fiber.Ctx) error {
 	var p = struct {
-		Code string `json:"code"`
+		Code  string `json:"code" validate:"required"`
+		Email string `json:"email" validate:"email"`
 	}{}
-	err := c.BodyParser(&p)
+	err := Bind(c, &p)
 	if err != nil {
 		return err
 	}

app/zeus/api/lark/internal/user/validator.go

@@ -0,0 +1,61 @@
+package user
+
+import (
+	"fmt"
+	"github.com/go-playground/locales/zh_Hans_CN"
+	ut "github.com/go-playground/universal-translator"
+	"github.com/go-playground/validator/v10"
+	zh_translations "github.com/go-playground/validator/v10/translations/zh"
+	"github.com/gofiber/fiber/v2"
+	"reflect"
+	"strings"
+)
+
+var Validate *validator.Validate
+var trans ut.Translator
+
+func init() {
+	Validate = validator.New()
+	zh := zh_Hans_CN.New()
+	uni := ut.New(zh, zh)
+	var ok bool
+	trans, ok = uni.GetTranslator("zh_Hans_CN")
+	if !ok {
+		panic(fmt.Errorf("uni.GetTranslator(%s) failed", "zh"))
+	}
+	Validate.RegisterTagNameFunc(func(field reflect.StructField) string {
+		label := field.Tag.Get("json")
+		if label == "" {
+			return field.Name
+		}
+		return label
+	})
+	err := zh_translations.RegisterDefaultTranslations(Validate, trans)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func Bind(c *fiber.Ctx, out interface{}) error {
+	if reflect.TypeOf(out).Kind() != reflect.Ptr {
+		return NewError("bind must ptr")
+	}
+
+	if err := c.BodyParser(out); err != nil {
+		return WarpError(err)
+	}
+
+	err := Validate.Struct(out)
+
+	if err != nil {
+		if errs, ok := err.(validator.ValidationErrors); ok {
+			errString := make([]string, 0, len(errs))
+			for _, fieldError := range errs.Translate(trans) {
+				errString = append(errString, fieldError)
+			}
+			err = fmt.Errorf("%s", strings.Join(errString, ","))
+		}
+		return WarpErrorWithCode(fiber.StatusBadRequest, err)
+	}
+	return nil
+}