服务之间相互调用

services/order/internal/logic/base.go

@@ -0,0 +1,44 @@
+package logic
+
+import (
+	"lone-services/pkg/utils"
+	"lone-services/pkg/validate"
+	order "lone-services/rpc/order/pb"
+	"reflect"
+
+	jsoniter "github.com/json-iterator/go"
+)
+
+type BaseLogic struct {
+}
+
+func (l *BaseLogic) checkParams(in interface{}, v validate.IValidator) *order.Response {
+	rv := reflect.ValueOf(in)
+	if rv.Kind() != reflect.Ptr || rv.IsNil() {
+		return &order.Response{
+			Code: utils.ErrorParams.Code,
+			Msg:  "request must be non‑nil proto pointer",
+		}
+	}
+
+	resp := validate.ValidateFromProto(in, v)
+	if resp != utils.StringEmpty {
+		return &order.Response{
+			Code: utils.ErrorParams.Code,
+			Msg:  resp,
+		}
+	}
+	return nil
+}
+
+func (l *BaseLogic) fail(status utils.Status) (*order.Response, error) {
+	return l.out(status, status.Msg)
+}
+func (l *BaseLogic) out(status utils.Status, msg string) (*order.Response, error) {
+	return &order.Response{Code: status.Code, Msg: msg}, nil
+}
+
+func (l *BaseLogic) ok(data any) (*order.Response, error) {
+	buf, _ := jsoniter.Marshal(data)
+	return &order.Response{Code: utils.Ok.Code, Msg: utils.Ok.Msg, Data: string(buf)}, nil
+}