批量删除文件 ​

	// 删除
    async delete() {
        const { ctx, app } = this;
        const user_id = ctx.authUser.id;

        ctx.validate({
            ids: {
                required: true,
                type: "string",
                desc: "记录"
            },
        });

        let { ids } = ctx.request.body;

        ids = ids.split(',');

        // 计算删除文件内存
        let files = await app.model.File.findAll({
            where: {
                id: ids,
                user_id
            }
        });

        let size = 0;
        files.forEach(item => {
            size = size + item.size
        });

        let res = await app.model.File.destroy({
            where: {
                id: ids,
                user_id
            }
        });

        if (res) {
            // 减去使用内存
            size = ctx.authUser.used_size - size;
            ctx.authUser.used_size = size > 0 ? size : 0;
            ctx.authUser.save();
        }

        ctx.apiSuccess(res);
    }

// 监听批量删除
File.afterBulkDestroy(async (data, option) => {
  console.log("批量删除后", data.where.id);

  if (data.where.id) {
    app.model.File.destroy({
      where: {
        file_id: data.where.id,
        user_id: data.where.user_id,
      },
    });
  }
});

router.post("/file/delete", controller.file.delete);