Flutter showModalBottomSheet输入框遮盖处理

showModalBottomSheet(
      context: context,
      isScrollControlled: true,
      shape: RoundedRectangleBorder(
        borderRadius: BorderRadius.vertical(top: Radius.circular(12)),
      ),
      builder: (context) {
        return SingleChildScrollView(
          child: AnimatedPadding(
            duration: const Duration(milliseconds: 100),
            padding: EdgeInsets.only(
              bottom: MediaQuery.of(context).viewInsets.bottom,
            ),
            child: AddChatDialog(), // 这里替换成自己的widget即可
          ),
        );
      },
      routeSettings: RouteSettings(name: '/promotion_support_send_helper'),
    );