import { message, Modal } from "antd";
import { getFileName, getFileSuffix, getFileUrl } from "../../utils/index.js";

/**
 * 下载文件
 */
export default function useDownloadFile(url, name) {
  if (!url)
    throw new Error("没有下载地址");
  Modal.confirm({ title: "提示", content: "确定要下载此文件吗？", onOk: () => {
    const fileUrl = getFileUrl();
    if (name) {
      if (!getFileSuffix(url))
        name = name + getFileSuffix(url);
    }
    else {
      name = getFileName(url);
    }
    fetch(!url.includes(fileUrl) ? fileUrl + url : url)
      .then(res => res.blob())
      .then((blob) => {
        const a = document.createElement("a");
        document.body.appendChild(a);
        a.style.display = "none";
        const url = window.URL.createObjectURL(blob);
        a.href = url;
        a.download = `${name}`;
        a.click();
        document.body.removeChild(a);
        window.URL.revokeObjectURL(url);
      })
      .catch(() => {
        message.error("下载失败");
      });
  } });
}