fix: pagination Count is zero

Author: sendya

kratos/orm/README.md

@@ -4,7 +4,6 @@ Kratos ORM is a GORM for Kratos Framework.
 
 - Support OpenTelemetry (`Statement.SkipHooks` skip the reporting if not recording)
 
-
 ## Installation
 
 ### with cgo
@@ -22,3 +21,25 @@ $ go get -u gorm.io/driver/sqlite
 ```shell
 $ go get -u github.com/glebarez/sqlite
 ```
+
+## Usage
+
+### crud
+
+```go
+type MyModel struct {
+    ID int64
+    Name string
+
+    crud.DBModel
+}
+
+// or interface.
+type myRepo struct {
+    crud.CRUD[MyModel]
+}
+
+func NewMyRepo(db *gorm.DB) *myRepo {
+    return &myRepo{crud.New(db)}
+}
+```

kratos/orm/crud/crud.go

@@ -44,9 +44,9 @@ func (r *crud[T]) SelectList(ctx context.Context, pagination *protobuf.Paginatio
 		err  error
 	)
 	err = r.db.WithContext(ctx).Model(new(T)).
+		Count(pagination.Count()).
 		Offset(pagination.Offset()).
 		Limit(pagination.Limit()).
-		Count(pagination.Count()).
 		Find(&list).Error
 
 	return list, err