// Shared web middleware for auth, media, and upload handling.

const express = require('express');
const fs = require('fs');

module.exports = function registerMiddleware(app, deps) {
  const pool = deps.pool;
  const loadCurrentUser = deps.loadCurrentUser;
  const requireAuth = deps.requireAuth;
  const mediaDir = deps.MEDIA_DIR;
  const uploadsDir = deps.UPLOADS_DIR;
  const thumbnailsDir = deps.THUMBNAILS_DIR;
  const assetDir = deps.ASSET_DIR;

  app.use(express.urlencoded({ extended: true }));
  app.use(express.json());
  app.use('/assets', express.static(assetDir));
  app.use('/media', express.static(mediaDir));
  fs.mkdirSync(uploadsDir, { recursive: true });
  fs.mkdirSync(thumbnailsDir, { recursive: true });

  app.use(async function (req, _res, next) {
    try {
      req.currentUser = await loadCurrentUser(pool, req);
      next();
    } catch (error) {
      next(error);
    }
  });

  app.use(function (req, res, next) {
    if (req.path === '/' || req.path === '/login' || req.path === '/logout' || req.path.indexOf('/api/internal/slide-thumbnails/') === 0 || req.path === '/api/internal/sync/player-media') {
      return next();
    }

    return requireAuth(req, res, next);
  });
};