54 lines
1.5 KiB
TypeScript
54 lines
1.5 KiB
TypeScript
import fs from 'fs';
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import path from 'path';
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import yaml from 'js-yaml';
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interface YamlCacheEntry {
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data: unknown;
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mtimeMs: number;
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}
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// mtime-based cache: re-reads the file if it has been modified since last parse.
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// Works correctly across admin saves without requiring a Docker restart.
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const yamlCache = new Map<string, YamlCacheEntry>();
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export function clearYamlCache(): void {
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yamlCache.clear();
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}
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export function loadYaml<T>(filename: string): T | null {
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const yamlPath = path.join(process.cwd(), 'content', filename);
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let mtimeMs = 0;
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try {
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mtimeMs = fs.statSync(yamlPath).mtimeMs;
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} catch {
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// File does not exist
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yamlCache.delete(filename);
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return null;
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}
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const cached = yamlCache.get(filename);
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if (cached && cached.mtimeMs === mtimeMs) {
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return cached.data === null ? null : structuredClone(cached.data as T);
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}
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const raw = fs.readFileSync(yamlPath, 'utf8');
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const parsed = (yaml.load(raw) || {}) as T;
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yamlCache.set(filename, { data: parsed, mtimeMs });
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return structuredClone(parsed);
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}
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const UUID_REGEX = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;
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export function validateUuid(id: string, context: string): string {
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const trimmed = id.trim();
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if (!UUID_REGEX.test(trimmed)) {
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// If we are in setup mode or using dummy data, don't crash the build.
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// Return a valid dummy UUID so Next.js doesn't panic.
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console.warn(`Invalid UUID in ${context}: "${trimmed}" (Ignored for build/setup)`);
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return '00000000-0000-0000-0000-000000000000';
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}
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return trimmed;
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}
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