const path = require('path');

function createWebConfig() {
  const mediaDir = path.join(__dirname, '..', '..', '..', 'media');
  const uploadsDir = path.join(mediaDir, 'uploads');
  const thumbnailsDir = path.join(mediaDir, 'thumbnails');
  const assetDir = path.join(__dirname, '..', 'public');
  const playerInternalBaseUrl = (process.env.PLAYER_INTERNAL_BASE_URL || process.env.PLAYER_BASE_URL || 'http://player:8081').replace(/\/$/, '');
  const thinClientBaseUrl = (process.env.THIN_CLIENT_BASE_URL || 'http://player-bridge:8090').replace(/\/$/, '');
  const webBaseUrl = (process.env.WEB_BASE_URL || `http://127.0.0.1:${Number(process.env.WEB_PORT || 8080)}`).replace(/\/$/, '');
  const sessionCookieName = 'digital_signage_session';
  const sessionMaxAgeDays = Number(process.env.SESSION_MAX_AGE_DAYS || 14);
  const sessionMaxAgeMs = (Number.isFinite(sessionMaxAgeDays) && sessionMaxAgeDays > 0 ? sessionMaxAgeDays : 14) * 24 * 60 * 60 * 1000;
  const port = Number(process.env.WEB_PORT || 8080);
  const dataSourceStartupRefreshStaggerMs = Math.max(100, Number(process.env.DATA_SOURCE_STARTUP_REFRESH_STAGGER_MS || 250));

  return {
    port: port,
    mediaDir: mediaDir,
    uploadsDir: uploadsDir,
    thumbnailsDir: thumbnailsDir,
    assetDir: assetDir,
    playerInternalBaseUrl: playerInternalBaseUrl,
    thinClientBaseUrl: thinClientBaseUrl,
    webBaseUrl: webBaseUrl,
    sessionCookieName: sessionCookieName,
    sessionMaxAgeMs: sessionMaxAgeMs,
    dataSourceStartupRefreshStaggerMs: dataSourceStartupRefreshStaggerMs
  };
}

module.exports = { createWebConfig };