add oauth loginlog & fix bugs

http/request/admin/login.go

@@ -3,4 +3,11 @@ package admin
 type Login struct {
 	Username string `json:"username" validate:"required" label:"用户名"`
 	Password string `json:"password,omitempty" validate:"required" label:"密码"`
+	Platform string `json:"platform" label:"平台"`
+}
+
+type LoginLogQuery struct {
+	UserId int `form:"user_id"`
+	IsMy   int `form:"is_my"`
+	PageQuery
 }