refactor: clean code

internal/rest/resp/resp.go

@@ -0,0 +1,39 @@
+package resp
+
+import (
+	"net/http"
+
+	"github.com/labstack/echo/v5"
+
+	"github.com/usual2970/certimate/internal/domain"
+)
+
+type Response struct {
+	Code int         `json:"code"`
+	Msg  string      `json:"msg"`
+	Data interface{} `json:"data"`
+}
+
+func Succ(e echo.Context, data interface{}) error {
+	rs := &Response{
+		Code: 0,
+		Msg:  "success",
+		Data: data,
+	}
+	return e.JSON(http.StatusOK, rs)
+}
+
+func Err(e echo.Context, err error) error {
+	xerr, ok := err.(*domain.XError)
+	code := 100
+	if ok {
+		code = xerr.GetCode()
+	}
+
+	rs := &Response{
+		Code: code,
+		Msg:  err.Error(),
+		Data: nil,
+	}
+	return e.JSON(http.StatusOK, rs)
+}