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* @module generate-news-enhanced/config
* @description CLI argument parsing, language configuration, and shared state
* for the enhanced news generation system.
*
* @author Hack23 AB
* @license Apache-2.0
*/
import fs from 'fs';
import path from 'path';
import { fileURLToPath } from 'url';
import { MCPClient } from '../mcp-client.js';
import type { Language } from '../types/language.js';
import type { GenerationStats } from '../types/article.js';
import type { BatchStatus } from './types.js';
const __filename: string = fileURLToPath(import.meta.url);
export const __dirname: string = path.dirname(__filename);
/** Extract YYYY-MM-DD from a Date, guaranteed non-undefined. */
export function toISODate(d: Date): string {
return d.toISOString().slice(0, 10);
}
// ---------------------------------------------------------------------------
// CLI argument parsing
// ---------------------------------------------------------------------------
const args: string[] = process.argv.slice(2);
/** Extract the value after the first '=' from a CLI argument, or empty string if absent. */
function parseArgValue(arg: string | undefined): string {
Eif (!arg) return '';
const idx = arg.indexOf('=');
return idx >= 0 ? arg.slice(idx + 1).trim() : '';
}
const typesArg: string | undefined = args.find(arg => arg.startsWith('--types='));
const languagesArg: string | undefined = args.find(arg => arg.startsWith('--languages='));
export const dryRunArg: boolean = args.includes('--dry-run');
const batchSizeArg: string | undefined = args.find(arg => arg.startsWith('--batch-size='));
export const skipExistingArg: boolean = args.includes('--skip-existing');
export const batchSize: number = batchSizeArg ? parseInt(parseArgValue(batchSizeArg) || '0', 10) : 0;
const qualityThresholdArg: string | undefined = args.find(arg => arg.startsWith('--quality-threshold='));
// Deep-inspection arguments: document IDs, URLs, and focus topic for targeted analysis
const documentIdsArg: string | undefined = args.find(arg => arg.startsWith('--document-ids='));
const documentUrlsArg: string | undefined = args.find(arg => arg.startsWith('--document-urls='));
const focusTopicArg: string | undefined = args.find(arg => arg.startsWith('--focus-topic='));
/** Comma-separated Riksdag document IDs for deep-inspection (e.g. H901FiU1,H901JuU25) */
const rawDocumentIds: string = parseArgValue(documentIdsArg);
export const documentIds: string[] = rawDocumentIds
? rawDocumentIds.split(',').map(id => id.trim()).filter(Boolean)
: [];
/** Comma-separated URLs for deep-inspection analysis */
const rawDocumentUrls: string = parseArgValue(documentUrlsArg);
export const documentUrls: string[] = rawDocumentUrls
? rawDocumentUrls.split(',').map(u => u.trim()).filter(Boolean)
: [];
/** Specific policy topic to focus deep-inspection analysis on */
export const focusTopic: string = parseArgValue(focusTopicArg);
const DEFAULT_QUALITY_THRESHOLD = 40;
let parsedQualityThreshold: number = DEFAULT_QUALITY_THRESHOLD;
Iif (qualityThresholdArg) {
const rawValue: string = parseArgValue(qualityThresholdArg);
const numericValue: number = rawValue === '' ? NaN : Number(rawValue);
if (Number.isFinite(numericValue)) {
parsedQualityThreshold = Math.min(100, Math.max(0, numericValue));
} else {
console.warn(`Invalid --quality-threshold value "${rawValue}", falling back to default ${DEFAULT_QUALITY_THRESHOLD}.`);
}
}
export const QUALITY_THRESHOLD: number = parsedQualityThreshold;
// --require-mcp flag: when true (default), abort if MCP server is unreachable after all retries.
// Set --require-mcp=false for local development/testing without a live MCP server.
const requireMcpArg: string | undefined = args.find(arg => arg.startsWith('--require-mcp'));
export const requireMcp: boolean = parseArgValue(requireMcpArg ?? '') !== 'false';
// ---------------------------------------------------------------------------
// Valid article types
// ---------------------------------------------------------------------------
export const VALID_ARTICLE_TYPES: readonly string[] = ['week-ahead', 'month-ahead', 'weekly-review', 'monthly-review', 'committee-reports', 'propositions', 'motions', 'interpellations', 'breaking', 'deep-inspection'];
const rawArticleTypes: string[] = typesArg
? parseArgValue(typesArg).split(',').map(t => t.trim()).filter(Boolean)
: [];
const filteredArticleTypes: string[] = rawArticleTypes.filter(t => VALID_ARTICLE_TYPES.includes(t));
Iif (rawArticleTypes.length > 0 && filteredArticleTypes.length === 0) {
throw new Error(
`No valid article types specified via --types. Valid types are: ${VALID_ARTICLE_TYPES.join(', ')}`
);
}
export const articleTypes: string[] = filteredArticleTypes.length > 0
? filteredArticleTypes
: ['week-ahead'];
// ---------------------------------------------------------------------------
// Language configuration
// ---------------------------------------------------------------------------
export const ALL_LANGUAGES: readonly Language[] = ['en', 'sv', 'da', 'no', 'fi', 'de', 'fr', 'es', 'nl', 'ar', 'he', 'ja', 'ko', 'zh'];
export const LANGUAGE_PRESETS: Readonly<Record<string, Language[]>> = {
'all': [...ALL_LANGUAGES],
'nordic': ['en', 'sv', 'da', 'no', 'fi'],
'eu-core': ['en', 'sv', 'de', 'fr', 'es', 'nl']
};
let languagesInput: string = languagesArg ? parseArgValue(languagesArg).trim().toLowerCase() : 'all';
// Expand presets (after trimming and normalizing)
const presetLanguages: Language[] | undefined = LANGUAGE_PRESETS[languagesInput];
Eif (presetLanguages) {
languagesInput = presetLanguages.join(',');
}
export let languages: Language[] = languagesInput
.split(',')
.map(l => l.trim())
.filter((l): l is Language => (ALL_LANGUAGES as readonly string[]).includes(l));
Iif (languages.length === 0) {
console.error('❌ No valid language codes provided. Valid codes:', ALL_LANGUAGES.join(', '));
process.exit(1);
}
// Log filtered article types (invalid types were removed during parsing above)
const filteredTypes: string[] = rawArticleTypes.filter(t => !VALID_ARTICLE_TYPES.includes(t));
Iif (filteredTypes.length > 0) {
console.warn(`⚠️ Unknown article types filtered out: ${filteredTypes.join(', ')}. Valid types: ${VALID_ARTICLE_TYPES.join(', ')}`);
}
// ---------------------------------------------------------------------------
// Configuration
// ---------------------------------------------------------------------------
export const NEWS_DIR: string = path.join(__dirname, '..', '..', 'news');
export const METADATA_DIR: string = path.join(NEWS_DIR, 'metadata');
// Track full requested set before any filtering
export const allRequestedLanguages: Language[] = [...languages];
// Apply --skip-existing: remove languages that already have today's articles
Iif (skipExistingArg) {
const today: string = toISODate(new Date());
const existingFiles: string[] = fs.existsSync(NEWS_DIR)
? fs.readdirSync(NEWS_DIR).filter(f => f.startsWith(today) && f.endsWith('.html'))
: [];
const doneLangs: Language[] = languages.filter(lang =>
existingFiles.some(f => f.endsWith(`-${lang}.html`))
);
if (doneLangs.length > 0) {
console.log(`⏭️ Skipping already-generated languages: ${doneLangs.join(', ')}`);
languages = languages.filter(l => !doneLangs.includes(l));
}
}
// Apply --batch-size: limit to N languages per run
Iif (batchSize > 0 && languages.length > batchSize) {
const remaining: Language[] = languages.slice(batchSize);
languages = languages.slice(0, batchSize);
console.log(`📦 Batch mode: processing ${languages.length} of ${allRequestedLanguages.length} requested languages`);
console.log(` This batch: ${languages.join(', ')}`);
console.log(` Remaining for next run(s): ${remaining.join(', ')}`);
}
Iif (languages.length === 0) {
console.log('✅ All requested languages already generated. Nothing to do.');
// Write a status metadata file so the workflow knows we're done
if (!fs.existsSync(METADATA_DIR)) {
fs.mkdirSync(METADATA_DIR, { recursive: true });
}
const batchStatus: BatchStatus = {
complete: true,
allDone: allRequestedLanguages,
timestamp: new Date().toISOString(),
};
fs.writeFileSync(
path.join(METADATA_DIR, 'batch-status.json'),
JSON.stringify(batchStatus, null, 2)
);
process.exit(0);
}
console.log('📰 Enhanced News Generation Script');
console.log('Article types:', articleTypes.join(', '));
console.log('Languages:', languages.join(', '));
console.log('Batch size:', batchSize > 0 ? batchSize : 'all at once');
console.log('Skip existing:', skipExistingArg ? 'Yes' : 'No');
console.log('Dry run:', dryRunArg ? 'Yes (no files written)' : 'No');
// ---------------------------------------------------------------------------
// Shared MCP client (reuses connection/session across all generators)
// ---------------------------------------------------------------------------
let sharedClient: MCPClient | null = null;
/**
* Get or create the shared MCPClient instance.
* On first call, warms up the MCP server with a lightweight get_sync_status
* request using an extended timeout to handle Render.com cold starts (30-60s).
*
* @returns Warmed-up shared client
*/
export async function getSharedClient(): Promise<MCPClient> {
if (sharedClient) return sharedClient;
// Use extended timeout for initial connection (cold start can take 30-60s)
const coldStartTimeout: number = parseInt(process.env.MCP_CLIENT_TIMEOUT_MS ?? '', 10) || 90000;
sharedClient = new MCPClient({ timeout: coldStartTimeout });
// Warm up the MCP server before any data queries
console.log('⏳ Warming up MCP server (may take 30-60s on cold start)...');
console.log(` 🔗 Server: ${sharedClient.baseURL}`);
try {
const status: Record<string, unknown> = await sharedClient.request('get_sync_status', {});
console.log('✅ MCP server ready');
Eif (status && status['last_sync']) {
console.log(` 📊 Last sync: ${status['last_sync'] as string}`);
}
} catch (error: unknown) {
const message = (error as Error).message;
Eif (requireMcp) {
sharedClient = null;
throw new Error(`MCP server unavailable: ${message}`, { cause: error });
}
console.warn(`⚠️ MCP warm-up failed: ${message}`);
console.warn(' Continuing anyway — individual requests will retry with backoff');
}
// After warm-up succeeds, reduce timeout for normal requests
const normalTimeout: number = parseInt(process.env.MCP_CLIENT_TIMEOUT_MS ?? '', 10) || 30000;
(sharedClient as unknown as { timeout: number }).timeout = normalTimeout;
return sharedClient;
}
// Ensure directories exist
if (!fs.existsSync(METADATA_DIR)) {
fs.mkdirSync(METADATA_DIR, { recursive: true });
}
// ---------------------------------------------------------------------------
// Generation statistics
// ---------------------------------------------------------------------------
export const stats: GenerationStats = {
generated: 0,
errors: 0,
articles: [],
timestamp: new Date().toISOString(),
qualityScores: []
};
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