gorm/callbacks/update.go

77 lines
1.8 KiB
Go

package callbacks
import (
"reflect"
"github.com/jinzhu/gorm"
)
func BeforeUpdate(db *gorm.DB) {
if db.Statement.Schema != nil && (db.Statement.Schema.BeforeSave || db.Statement.Schema.BeforeUpdate) {
callMethod := func(value interface{}) bool {
var ok bool
if db.Statement.Schema.BeforeSave {
if i, ok := value.(gorm.BeforeSaveInterface); ok {
ok = true
i.BeforeSave(db)
}
}
if db.Statement.Schema.BeforeUpdate {
if i, ok := value.(gorm.BeforeUpdateInterface); ok {
ok = true
i.BeforeUpdate(db)
}
}
return ok
}
if ok := callMethod(db.Statement.Dest); !ok {
switch db.Statement.ReflectValue.Kind() {
case reflect.Slice, reflect.Array:
for i := 0; i <= db.Statement.ReflectValue.Len(); i++ {
callMethod(db.Statement.ReflectValue.Index(i).Interface())
}
case reflect.Struct:
callMethod(db.Statement.ReflectValue.Interface())
}
}
}
}
func Update(db *gorm.DB) {
}
func AfterUpdate(db *gorm.DB) {
if db.Statement.Schema != nil && (db.Statement.Schema.AfterSave || db.Statement.Schema.AfterUpdate) {
callMethod := func(value interface{}) bool {
var ok bool
if db.Statement.Schema.AfterSave {
if i, ok := value.(gorm.AfterSaveInterface); ok {
ok = true
i.AfterSave(db)
}
}
if db.Statement.Schema.AfterUpdate {
if i, ok := value.(gorm.AfterUpdateInterface); ok {
ok = true
i.AfterUpdate(db)
}
}
return ok
}
if ok := callMethod(db.Statement.Dest); !ok {
switch db.Statement.ReflectValue.Kind() {
case reflect.Slice, reflect.Array:
for i := 0; i <= db.Statement.ReflectValue.Len(); i++ {
callMethod(db.Statement.ReflectValue.Index(i).Interface())
}
case reflect.Struct:
callMethod(db.Statement.ReflectValue.Interface())
}
}
}
}