326 lines
11 KiB
JavaScript
326 lines
11 KiB
JavaScript
// // import { useState } from "react";
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// // export default function DocumentLink({ detailsObj, caseReference }) {
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// // const [downloadStatus, setDownloadStatus] = useState("");
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// // const [progress, setProgress] = useState(null);
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// // const handleDownload = async () => {
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// // setDownloadStatus("Downloading");
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// // setProgress(0);
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// // try {
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// // const res = await fetch(detailsObj.pinswg_hashlink);
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// // if (!res.ok) throw new Error("Download failed");
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// // const contentDisposition = res.headers.get("content-disposition");
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// // const filename = contentDisposition
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// // ? contentDisposition.split("filename=")[1]
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// // : detailsObj.pinswg_name || "document";
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// // const contentLength = res.headers.get("content-length");
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// // const totalBytes = contentLength
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// // ? parseInt(contentLength, 10)
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// // : null;
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// // const reader = res.body.getReader();
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// // let receivedBytes = 0;
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// // const chunks = [];
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// // while (true) {
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// // const { done, value } = await reader.read();
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// // if (done) break;
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// // chunks.push(value);
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// // receivedBytes += value.length;
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// // if (totalBytes) {
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// // const percent = Math.round(
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// // (receivedBytes / totalBytes) * 100
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// // );
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// // setProgress(percent);
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// // }
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// // }
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// // // Combine chunks into one blob
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// // const blob = new Blob(chunks);
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// // const url = window.URL.createObjectURL(blob);
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// // const link = document.createElement("a");
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// // link.href = url;
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// // link.download = filename;
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// // document.body.appendChild(link);
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// // link.click();
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// // document.body.removeChild(link);
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// // setDownloadStatus("Download complete!");
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// // setProgress(100);
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// // // Fire GA event
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// // window.gtag?.("event", "DownloadedFile", {
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// // caseReference,
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// // filename,
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// // });
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// // } catch (err) {
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// // console.error(err);
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// // setDownloadStatus("Download failed");
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// // setProgress(null);
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// // }
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// // };
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// // return (
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// // <>
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// // {detailsObj.pinswg_publishtoweb ? (
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// // <button className="documentLink" onClick={handleDownload}>
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// // <span className="results-visually-hidden">
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// // Document name:
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// // </span>
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// // {detailsObj.pinswg_name || ""}
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// // </button>
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// // ) : (
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// // <>
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// // <span className="results-visually-hidden">
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// // Document name:
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// // </span>
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// // {detailsObj.pinswg_name || ""}
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// // </>
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// // )}
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// // {downloadStatus && (
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// // <p
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// // className={
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// // downloadStatus == "Downloading"
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// // ? "govuk-!-font-size-14 govuk-!-margin-left-0 textloading"
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// // : "govuk-!-font-size-14 govuk-!-margin-left-0 "
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// // }
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// // >
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// // {downloadStatus}
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// // {/* {progress !== null && ` (${progress}%)`} */}
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// // </p>
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// // )}
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// // </>
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// // );
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// // }
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// import { useState } from "react";
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// export default function DocumentLink({
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// id,
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// detailsObj,
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// caseReference,
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// startDownload,
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// getStatus,
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// }) {
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// const [downloadStatus, setDownloadStatus] = useState("");
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// const [progress, setProgress] = useState(null);
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// const downloadFile = async () => {
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// setDownloadStatus("Downloading");
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// setProgress(0);
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// try {
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// const res = await fetch(detailsObj.pinswg_hashlink);
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// if (!res.ok) throw new Error("Download failed");
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// const contentDisposition = res.headers.get("content-disposition");
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// const filename = contentDisposition
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// ? contentDisposition.split("filename=")[1]
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// : detailsObj.pinswg_name || "document";
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// const contentLength = res.headers.get("content-length");
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// const totalBytes = contentLength
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// ? parseInt(contentLength, 10)
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// : null;
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// const reader = res.body.getReader();
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// let receivedBytes = 0;
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// const chunks = [];
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// while (true) {
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// const { done, value } = await reader.read();
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// if (done) break;
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// chunks.push(value);
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// receivedBytes += value.length;
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// if (totalBytes) {
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// const percent = Math.round(
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// (receivedBytes / totalBytes) * 100
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// );
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// setProgress(percent);
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// }
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// }
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// const blob = new Blob(chunks);
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// const url = window.URL.createObjectURL(blob);
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// const link = document.createElement("a");
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// link.href = url;
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// link.download = filename;
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// document.body.appendChild(link);
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// link.click();
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// document.body.removeChild(link);
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// setDownloadStatus("Download complete!");
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// setProgress(100);
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// window.gtag?.("event", "DownloadedFile", {
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// caseReference,
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// filename,
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// });
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// } catch (err) {
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// console.error(err);
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// setDownloadStatus("Download failed");
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// setProgress(null);
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// }
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// };
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// const handleClick = () => {
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// if (getStatus(id) !== "idle") return; // don't double enqueue
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// startDownload(id, downloadFile);
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// };
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// const status = getStatus(id);
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// return (
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// <>
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// {detailsObj.pinswg_publishtoweb ? (
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// <button className="documentLink" onClick={handleClick}>
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// <span className="results-visually-hidden">
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// Document name:
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// </span>
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// {detailsObj.pinswg_name || ""}
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// </button>
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// ) : (
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// <>
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// <span className="results-visually-hidden">
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// Document name:
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// </span>
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// {detailsObj.pinswg_name || ""}
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// </>
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// )}
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// {status !== "idle" && (
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// <p
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// className={
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// status === "downloading"
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// ? "govuk-!-font-size-14 govuk-!-margin-left-0 textloading"
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// : "govuk-!-font-size-14 govuk-!-margin-left-0"
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// }
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// >
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// {status === "downloading" && progress !== null
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// ? `Downloading (${progress}%)`
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// : status === "queued"
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// ? "Queued"
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// : status === "done"
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// ? "Download complete!"
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// : status === "failed"
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// ? "Download failed"
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// : ""}
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// </p>
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// )}
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// </>
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// );
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// }
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import { useState } from "react";
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import useTranslation from "next-translate/useTranslation";
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export default function DocumentLink({
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id,
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detailsObj,
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caseReference,
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startDownload,
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getStatus,
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}) {
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const [progress, setProgress] = useState(null);
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let { t } = useTranslation();
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const downloadFile = async () => {
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setProgress(0);
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const res = await fetch(detailsObj.pinswg_hashlink);
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if (!res.ok) throw new Error("Download failed");
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const contentDisposition = res.headers.get("content-disposition");
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const filename = contentDisposition
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? contentDisposition.split("filename=")[1]
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: detailsObj.pinswg_name || "document";
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const contentLength = res.headers.get("content-length");
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const totalBytes = contentLength ? parseInt(contentLength, 10) : null;
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const reader = res.body.getReader();
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let receivedBytes = 0;
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const chunks = [];
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while (true) {
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const { done, value } = await reader.read();
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if (done) break;
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chunks.push(value);
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receivedBytes += value.length;
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if (totalBytes) {
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const percent = Math.round((receivedBytes / totalBytes) * 100);
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setProgress(percent);
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}
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}
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const blob = new Blob(chunks);
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const url = window.URL.createObjectURL(blob);
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const link = document.createElement("a");
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link.href = url;
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link.download = filename;
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document.body.appendChild(link);
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link.click();
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document.body.removeChild(link);
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window.URL.revokeObjectURL(url);
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setProgress(100);
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window.gtag?.("event", "DownloadedFile", { caseReference, filename });
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};
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const handleClick = () => {
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if (getStatus(id) !== "idle") return; // avoid double enqueue
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startDownload(id, downloadFile);
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};
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const status = getStatus(id);
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return (
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<div>
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{detailsObj.pinswg_publishtoweb ? (
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<button className="documentLink" onClick={handleClick}>
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<span className="results-visually-hidden">
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Document name:
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</span>
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{detailsObj.pinswg_name || ""}
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</button>
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) : (
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<span className="results-visually-hidden">
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{detailsObj.pinswg_name || ""}
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</span>
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)}
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{status !== "idle" && (
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<p
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className={
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status === "downloading"
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? "govuk-!-font-size-14 govuk-!-margin-left-0 textloading"
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: "govuk-!-font-size-14 govuk-!-margin-left-0"
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}
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>
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{status === "downloading" && progress !== null
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? t("case:downloading-label")
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: status === "queued"
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? t("case:download-queued-label")
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: status === "done"
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? t("case:download-complete-label")
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: status === "failed"
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? t("case:download-failed-label")
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: ""}
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</p>
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)}
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</div>
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);
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}
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