mirror of
https://gitlab.w-hs.de/an14051/backerup-website.git
synced 2026-07-27 17:35:29 +00:00
Anders Böttcher
230 lines
8.5 KiB
TypeScript
230 lines
8.5 KiB
TypeScript
"use client";
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import { useEffect, useRef, useState } from "react";
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import { useRouter } from "next/navigation";
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const ACCEPTED = [".backerup", ".json"];
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const MAX_BYTES = 500 * 1024 * 1024;
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function formatBytes(n: number) {
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if (n < 1024) return `${n} B`;
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if (n < 1024 * 1024) return `${(n / 1024).toFixed(1)} KB`;
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return `${(n / 1024 / 1024).toFixed(2)} MB`;
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}
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export default function SharePage() {
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const router = useRouter();
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const inputRef = useRef<HTMLInputElement>(null);
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const [file, setFile] = useState<File | null>(null);
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const [displayName, setDisplayName] = useState("");
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const [description, setDescription] = useState("");
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const [group, setGroup] = useState("");
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const [existingGroups, setExistingGroups] = useState<string[]>([]);
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const [dragging, setDragging] = useState(false);
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const [uploading, setUploading] = useState(false);
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const [error, setError] = useState<string | null>(null);
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// Pre-fetch existing group names for autocomplete
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useEffect(() => {
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fetch("/api/files")
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.then((r) => r.json())
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.then((records: Array<{ group?: string }>) => {
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const groups = Array.from(
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new Set(records.map((r) => r.group).filter(Boolean) as string[])
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).sort();
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setExistingGroups(groups);
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})
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.catch(() => { });
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}, []);
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function pickFile(f: File) {
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const name = f.name.toLowerCase();
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if (!ACCEPTED.some((ext) => name.endsWith(ext))) {
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setError("Only .backerup and .json files are accepted.");
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return;
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}
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if (f.size > MAX_BYTES) {
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setError("File exceeds the 500 MB limit.");
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return;
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}
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setError(null);
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setFile(f);
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}
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function onDrop(e: React.DragEvent) {
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e.preventDefault();
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setDragging(false);
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const dropped = e.dataTransfer.files[0];
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if (dropped) pickFile(dropped);
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}
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async function handleSubmit(e: React.FormEvent) {
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e.preventDefault();
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if (!file) return;
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setUploading(true);
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setError(null);
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try {
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const formData = new FormData();
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formData.append("file", file);
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if (displayName.trim()) formData.append("displayName", displayName.trim());
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formData.append("description", description);
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if (group.trim()) formData.append("group", group.trim());
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const res = await fetch("/api/upload", { method: "POST", body: formData });
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const data = (await res.json()) as { token?: string; error?: string };
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if (!res.ok || !data.token) {
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throw new Error(data.error ?? "Upload failed");
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}
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router.push(`/files/${data.token}`);
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} catch (err) {
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setError(err instanceof Error ? err.message : "Unknown error");
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setUploading(false);
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}
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}
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const isBackerup = file?.name.toLowerCase().endsWith(".backerup");
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return (
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<div className="mx-auto max-w-2xl px-6 py-16">
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<div className="mb-10">
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<h1 className="text-3xl font-bold text-white">Share a file</h1>
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<p className="mt-2 text-slate-400">
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Upload a{" "}
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<span className="font-mono text-slate-300">.backerup</span> snapshot or{" "}
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<span className="font-mono text-slate-300">.json</span> container config.
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Anyone with the link can download it.
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</p>
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</div>
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<form onSubmit={handleSubmit} className="space-y-6">
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{/* Drop zone */}
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<div
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className={`relative flex cursor-pointer flex-col items-center justify-center rounded-2xl border-2 border-dashed px-8 py-16 text-center transition ${dragging
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? "border-cyan-400 bg-cyan-500/10"
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: file
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? "border-emerald-500/50 bg-emerald-500/5"
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: "border-slate-700 bg-slate-900/50 hover:border-slate-600"
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}`}
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onClick={() => inputRef.current?.click()}
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onDragOver={(e) => { e.preventDefault(); setDragging(true); }}
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onDragLeave={() => setDragging(false)}
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onDrop={onDrop}
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>
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<input
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ref={inputRef}
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type="file"
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accept=".backerup,.json"
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className="hidden"
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onChange={(e) => { const f = e.target.files?.[0]; if (f) pickFile(f); }}
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/>
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{file ? (
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<>
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<div className="text-4xl">{isBackerup ? "📦" : "🗂️"}</div>
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<p className="mt-3 font-semibold text-white">{file.name}</p>
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<p className="mt-1 text-xs text-slate-400">
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{formatBytes(file.size)} ·{" "}
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<button
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type="button"
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className="text-cyan-400 hover:underline"
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onClick={(e) => { e.stopPropagation(); setFile(null); }}
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>
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remove
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</button>
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</p>
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</>
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) : (
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<>
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<div className="text-4xl text-slate-600">📁</div>
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<p className="mt-4 text-sm font-medium text-slate-300">
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Drop a file here or click to browse
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</p>
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<p className="mt-1 text-xs text-slate-500">
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Accepts <span className="font-mono">.backerup</span> and{" "}
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<span className="font-mono">.json</span> — up to 500 MB
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</p>
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</>
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)}
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</div>
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{/* Display name */}
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<div>
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<label className="mb-1.5 block text-sm font-medium text-slate-300" htmlFor="displayName">
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Display name <span className="text-slate-600">(optional)</span>
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</label>
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<input
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id="displayName"
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type="text"
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value={displayName}
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onChange={(e) => setDisplayName(e.target.value)}
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placeholder="e.g. Production Postgres backup"
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maxLength={120}
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className="w-full rounded-xl border border-slate-700 bg-slate-900 px-4 py-3 text-sm text-slate-200 placeholder-slate-600 outline-none focus:border-cyan-500 transition-colors"
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/>
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<p className="mt-1 text-xs text-slate-600">Shown instead of the raw filename.</p>
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</div>
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{/* Group */}
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<div>
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<label className="mb-1.5 block text-sm font-medium text-slate-300" htmlFor="group">
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Group <span className="text-slate-600">(optional)</span>
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</label>
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<input
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id="group"
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type="text"
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list="group-list"
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value={group}
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onChange={(e) => setGroup(e.target.value)}
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placeholder="e.g. production, homelab, postgres"
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maxLength={60}
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className="w-full rounded-xl border border-slate-700 bg-slate-900 px-4 py-3 text-sm text-slate-200 placeholder-slate-600 outline-none focus:border-cyan-500 transition-colors"
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/>
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{existingGroups.length > 0 && (
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<datalist id="group-list">
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{existingGroups.map((g) => (
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<option key={g} value={g} />
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))}
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</datalist>
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)}
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<p className="mt-1 text-xs text-slate-600">
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Tag this upload so others can filter by group on the browse page.
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</p>
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</div>
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{/* Description */}
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<div>
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<label className="mb-1.5 block text-sm font-medium text-slate-300" htmlFor="desc">
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Description <span className="text-slate-600">(optional)</span>
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</label>
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<textarea
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id="desc"
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rows={3}
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value={description}
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onChange={(e) => setDescription(e.target.value)}
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placeholder="e.g. Production Postgres 16 with TimescaleDB extension"
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className="w-full rounded-xl border border-slate-700 bg-slate-900 px-4 py-3 text-sm text-slate-200 placeholder-slate-600 outline-none focus:border-cyan-500 transition-colors"
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/>
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</div>
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{/* Warning for .backerup */}
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{isBackerup && (
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<div className="rounded-xl border border-amber-500/20 bg-amber-500/5 p-4 text-xs text-amber-300">
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<strong>Heads up:</strong> .backerup files may contain volume data. Make sure
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you are not sharing sensitive database contents or secrets.
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</div>
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)}
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{error && (
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<p className="rounded-lg bg-red-500/10 px-4 py-3 text-sm text-red-400">{error}</p>
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)}
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<button
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type="submit"
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disabled={!file || uploading}
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className="w-full rounded-xl bg-cyan-500 py-3 text-sm font-bold text-slate-900 transition hover:bg-cyan-400 disabled:cursor-not-allowed disabled:opacity-40"
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>
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{uploading ? "Uploading…" : "Upload & get link"}
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</button>
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</form>
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</div>
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);
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}
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