makearmy-app/components/utilities/files/FileBrowserPanel.tsx

235 lines
8.1 KiB
TypeScript

"use client";
import React, { useEffect, useMemo, useState, useCallback } from "react";
import { Loader2, Download, Folder, FileText, RefreshCw, ArrowUp, Home } from "lucide-react";
type FileItem = {
name: string;
type: "dir" | "file";
size?: number;
mtimeMs?: number;
};
type ListResponse =
| { path: string; items: FileItem[] }
| { path: string; entries: FileItem[] }
| { items?: FileItem[]; entries?: FileItem[]; path?: string };
const BASE =
(process.env.NEXT_PUBLIC_FILE_API_BASE_URL || "").replace(/\/$/, "") || "";
function joinPath(a: string, b: string) {
if (!a || a === "/") return b.startsWith("/") ? b : `/${b}`;
return `${a.replace(/\/$/, "")}/${b.replace(/^\//, "")}`;
}
function parentPath(path: string) {
if (!path || path === "/") return "/";
const parts = path.replace(/\/+$/, "").split("/");
parts.pop();
const p = parts.join("/");
return p === "" ? "/" : p;
}
function formatSize(bytes?: number) {
if (bytes == null) return "—";
const units = ["B", "KB", "MB", "GB", "TB"];
let v = bytes;
let u = 0;
while (v >= 1024 && u < units.length - 1) {
v /= 1024;
u++;
}
return `${v.toFixed(u ? 1 : 0)} ${units[u]}`;
}
export default function FileBrowserPanel() {
const [path, setPath] = useState<string>("/");
const [items, setItems] = useState<FileItem[]>([]);
const [loading, setLoading] = useState(false);
const [error, setError] = useState<string | null>(null);
const [previewHref, setPreviewHref] = useState<string | null>(null);
const urlList = useMemo(() => {
const p = encodeURIComponent(path || "/");
return `${BASE}/api/files/list?path=${p}`;
}, [path]);
const urlDownload = useCallback((p: string) => {
const qp = encodeURIComponent(p || "/");
return `${BASE}/api/files/download?path=${qp}`;
}, []);
const urlRaw = useCallback((p: string) => {
const qp = encodeURIComponent(p || "/");
return `${BASE}/api/files/raw?path=${qp}`;
}, []);
const fetchList = useCallback(async () => {
setLoading(true);
setError(null);
setPreviewHref(null);
try {
const res = await fetch(urlList, {
method: "GET",
credentials: "include",
headers: { Accept: "application/json" },
cache: "no-store",
});
if (!res.ok) {
const text = await res.text().catch(() => "");
throw new Error(text || `HTTP ${res.status}`);
}
const json: ListResponse = await res.json();
const arr = (json as any).items || (json as any).entries || [];
if (!Array.isArray(arr)) throw new Error("Malformed list response");
arr.sort((a: FileItem, b: FileItem) => {
if (a.type !== b.type) return a.type === "dir" ? -1 : 1;
return a.name.localeCompare(b.name);
});
setItems(arr);
} catch (e: any) {
setError(e?.message || String(e));
setItems([]);
} finally {
setLoading(false);
}
}, [urlList]);
useEffect(() => {
fetchList();
}, [fetchList]);
const onOpen = (it: FileItem) => {
if (it.type === "dir") {
setPath((p) => joinPath(p, it.name));
} else {
setPreviewHref(urlRaw(joinPath(path, it.name)));
}
};
const onUp = () => setPath((p) => parentPath(p));
const onHome = () => setPath("/");
const onDownload = (it: FileItem) => {
const href = urlDownload(joinPath(path, it.name));
const a = document.createElement("a");
a.href = href;
a.download = it.name;
document.body.appendChild(a);
a.click();
a.remove();
};
return (
<div className="space-y-3">
<div className="flex items-center gap-2">
<button
onClick={onHome}
className="inline-flex items-center gap-2 rounded-md border px-3 py-1.5 text-sm hover:bg-muted"
title="Root"
>
<Home className="h-4 w-4" /> root
</button>
<div className="ml-auto flex items-center gap-2">
<button
onClick={fetchList}
className="inline-flex items-center gap-2 rounded-md border px-3 py-1.5 text-sm hover:bg-muted"
title="Refresh"
>
<RefreshCw className="h-4 w-4" /> Refresh
</button>
<button
onClick={onUp}
className="inline-flex items-center gap-2 rounded-md border px-3 py-1.5 text-sm hover:bg-muted"
title="Up one folder"
>
<ArrowUp className="h-4 w-4" /> Up
</button>
</div>
</div>
<div className="text-xs text-muted-foreground select-all">{path}</div>
{/* Wider table, same preview: left has min 760px; table can scroll horizontally if cramped */}
<div className="grid grid-cols-1 lg:grid-cols-[minmax(760px,1fr),420px] gap-4">
{/* TABLE */}
<div className="rounded-md border overflow-hidden">
<div className="overflow-x-auto">
<div className="min-w-[740px]">
<div className="grid grid-cols-[minmax(340px,1fr),110px,120px,170px,120px] items-center bg-muted px-3 py-2 text-sm font-medium whitespace-nowrap">
<div>Name</div>
<div>Type</div>
<div>Size</div>
<div>Modified</div>
<div className="text-right">Actions</div>
</div>
<div className="divide-y">
{loading ? (
<div className="p-6 text-sm text-muted-foreground flex items-center gap-2">
<Loader2 className="h-4 w-4 animate-spin" /> Loading
</div>
) : error ? (
<div className="p-6 text-sm text-rose-400">Error: {error}</div>
) : items.length === 0 ? (
<div className="p-6 text-sm text-muted-foreground">Empty folder.</div>
) : (
items.map((it) => (
<div
key={it.name + it.type}
className="grid grid-cols-[minmax(340px,1fr),110px,120px,170px,120px] items-center px-3 py-2 text-sm hover:bg-muted/50"
>
<button
className="text-left inline-flex items-center gap-2 hover:underline"
onClick={() => onOpen(it)}
title={it.type === "dir" ? "Open folder" : "Preview"}
>
{it.type === "dir" ? (
<Folder className="h-4 w-4" />
) : (
<FileText className="h-4 w-4" />
)}
<span className="truncate">{it.name}</span>
</button>
<div className="uppercase tracking-wide text-[11px] text-muted-foreground">
{it.type}
</div>
<div className="text-muted-foreground">{formatSize(it.size)}</div>
<div className="text-muted-foreground">
{it.mtimeMs ? new Date(it.mtimeMs).toLocaleString() : "—"}
</div>
<div className="text-right">
{it.type === "file" && (
<button
onClick={() => onDownload(it)}
className="inline-flex items-center gap-1 rounded-md border px-2 py-1 text-xs hover:bg-muted"
title="Download"
>
<Download className="h-3.5 w-3.5" />
Download
</button>
)}
</div>
</div>
))
)}
</div>
</div>
</div>
</div>
{/* PREVIEW (unchanged size) */}
<div className="rounded-md border p-3">
<div className="mb-2 text-sm font-medium">Preview</div>
{previewHref ? (
<div className="border rounded overflow-hidden">
<iframe
key={previewHref}
src={previewHref}
className="w-full h-[420px]"
title="Preview"
/>
</div>
) : (
<div className="text-sm text-muted-foreground">Select a file to preview.</div>
)}
</div>
</div>
</div>
);
}