ThreadCount
0910bc32c1
Uniform stock management for healthcare linen rooms: the coordinator app, the phone counter and the staff app, for your own server. Built from 38e16eb on 2026-09-15. Licensed under the Functional Source License (FSL-1.1-ALv2).
32 lines
1.8 KiB
TypeScript
32 lines
1.8 KiB
TypeScript
"use client";
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/* Export backup, shared by Data & audit log and the delete-my-account flow. Fetched rather than
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* linked so the page can say how many photos the file left out, and so a lapsed session lands on
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* sign-in instead of saving an error page as a backup. */
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import { useState } from "react";
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import { useRouter } from "next/navigation";
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export function useBackupExport(say: (k: string, v: string) => void) {
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const router = useRouter();
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const [bkBusy, setBkBusy] = useState(false);
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async function exportBackup() {
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setBkBusy(true); say("backup", "Preparing the backup…");
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try {
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const res = await fetch("/api/backup");
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if (res.status === 401) { window.location.assign(`/auth?next=${encodeURIComponent(location.pathname + location.search)}`); return; }
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if (!res.ok) { say("backup", ((await res.json().catch(() => ({}))) as { error?: string }).error || "Export failed — nothing was downloaded."); return; }
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const text = await res.text();
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const omitted = Number(/"photosOmitted":\s*(\d+)/.exec(text)?.[1] || 0);
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const name = /filename="([^"]+)"/.exec(res.headers.get("content-disposition") || "")?.[1] || "threadcount-backup.json";
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const url = URL.createObjectURL(new Blob([text], { type: "application/json" }));
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const a = document.createElement("a"); a.href = url; a.download = name; a.click();
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setTimeout(() => URL.revokeObjectURL(url), 60_000);
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say("backup", omitted
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? `${name} downloaded. ${omitted} older photo${omitted === 1 ? " was" : "s were"} left out so the file stays small enough to restore; the images stay on the server.`
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: `${name} downloaded.`);
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router.refresh();
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} catch (e) { say("backup", "Export failed — " + (e as Error).message); }
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finally { setBkBusy(false); }
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}
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return { bkBusy, exportBackup };
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}
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