68 lines
2.0 KiB
JavaScript
68 lines
2.0 KiB
JavaScript
import { message } from "antd";
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import dayjs from "dayjs";
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import { useState } from "react";
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/**
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* 下载Blob流文件
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*/
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export default function useDownloadBlob(returnType = "object") {
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// loading状态
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const [loading, setLoading] = useState(false);
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// 下载Blob流文件
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const downloadBlob = (url, options) => {
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setLoading(true);
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return new Promise((resolve, reject) => {
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if (!url)
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return reject(new Error("请传入 url"));
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const { name = "", type = "", params = {} } = options;
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const finalUrl = (process.env.app.API_HOST || window.__JJB_ENVIRONMENT__.API_HOST) + url;
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Object.entries(params).forEach(([key, value]) => {
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finalUrl.searchParams.append(key, value);
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});
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fetch(finalUrl, {
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method: "GET",
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mode: "cors",
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headers: {
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"Content-Type": "application/json",
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},
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})
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.then((response) => {
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if (!response.ok) {
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throw new Error("Network response was not ok");
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}
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return response.blob();
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})
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.then((blob) => {
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const finalBlob = new Blob([blob], {
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type: type || "application/vnd.ms-excel",
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});
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const downloadElement = document.createElement("a");
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const href = window.URL.createObjectURL(finalBlob);
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downloadElement.style.display = "none";
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downloadElement.href = href;
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downloadElement.download
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= name || dayjs().format("YYYY-MM-DD HH:mm:ss");
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document.body.appendChild(downloadElement);
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downloadElement.click();
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document.body.removeChild(downloadElement);
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window.URL.revokeObjectURL(href);
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resolve({ data: finalBlob });
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})
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.catch((err) => {
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message.error("导出失败");
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reject(err);
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})
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.finally(() => {
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setLoading(false);
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});
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});
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};
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if (returnType === "array")
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return [loading, downloadBlob];
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return { loading, downloadBlob };
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}
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