Davide Scaini
49 lines
1.4 KiB
TypeScript
49 lines
1.4 KiB
TypeScript
/**
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* Build-time helpers for reading the BAS shard manifest.
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* Only import this in .astro frontmatter — it uses Node.js APIs.
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*/
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import { readFileSync } from 'node:fs';
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import { join, resolve } from 'node:path';
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export function findDataDir(): string | null {
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const candidates = [
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process.env.BINCIO_DATA_DIR,
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resolve(process.cwd(), 'public', 'data'),
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resolve(process.cwd(), '..', 'bincio_data'),
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].filter(Boolean) as string[];
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return candidates.find(d => {
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try { readFileSync(join(d, 'index.json')); return true; } catch { return false; }
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}) ?? null;
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}
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export interface ShardHandle {
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handle: string;
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/** Shard URL as written in the manifest (relative to data root). */
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url: string;
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}
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export function isInstancePrivate(): boolean {
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try {
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const dataDir = findDataDir();
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if (!dataDir) return false;
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const root = JSON.parse(readFileSync(join(dataDir, 'index.json'), 'utf-8'));
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return root?.instance?.private === true;
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} catch {
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return false;
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}
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}
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export function readShardHandles(): ShardHandle[] {
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try {
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const dataDir = findDataDir();
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if (!dataDir) return [];
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const root = JSON.parse(readFileSync(join(dataDir, 'index.json'), 'utf-8'));
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const shards: Array<{ handle?: string; url: string }> = root.shards ?? [];
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return shards
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.filter(s => !!s.handle)
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.map(s => ({ handle: s.handle!, url: s.url }));
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} catch {
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return [];
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}
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}
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