import request from "@/utils/request";
import { Message, MessageBox } from "element-ui";

export function delay(ms = 240) {
  return new Promise((resolve) => setTimeout(() => resolve(void 0), ms));
}

/**
 *
 * @param {{ method?: string; url: string; data?: string; type?: string; filename?: string; }} options
 */
export function exportFile({
  url,
  method = "post",
  data,
  type = "application/vnd.ms-excel",
  filename = "download",
  ext = "xlsx",
} = {}) {
  if (!url) return;
  const closeMessage = loadingMessage({ message: "文件下载中..." });

  request({
    url,
    method,
    responseType: "blob",
    data: {
      ...data,
    },
    params: {
      ...data,
    },
  })
    .then((result) => {
      const blob = new Blob([result], { type });
      const downloadElement = document.createElement("a");
      const href = window.URL.createObjectURL(blob);
      downloadElement.href = href;
      downloadElement.download = result.filename || `${filename}.${ext}`;
      document.body.appendChild(downloadElement);
      downloadElement.click();
      document.body.removeChild(downloadElement);
      window.URL.revokeObjectURL(href);

      Message.success("文件下载成功");
    })
    .catch((err) => {
      Message.error("文件下载失败");
    })
    .finally(() => closeMessage());
}

/**
 *
 * @param {ElMessageOptions} options
 * @returns
 */
export function loadingMessage({ message, ...args } = {}) {
  if (!message) return;

  const loadingMessage = Message.info({
    message,
    duration: 0,
    customClass: "loading-message",
    iconClass: "el-icon-loading",
    ...args,
  });

  return () => loadingMessage.close();
}

/**
 *
 * @param {{ message: string, title: string; [x: string]: any }} param0
 * @returns
 */
export function confirm({
  title = "提示",
  message = "确定要执行该操作吗?",
  ...args
} = {}) {
  return new Promise((resolve, reject) => {
    MessageBox.confirm(message, title, {
      confirmButtonText: "确定",
      cancelButtonText: "取消",
      type: "warning",
      ...args,
    })
      .then(() => {
        resolve();
      })
      .catch(() => {
        reject("取消 Confirm");
      });
  });
}