const path = require('node:path');
const {
  openDb, listProducts, addProduct, deleteProduct,
  recordCheckSuccess, recordCheckFailure,
} = require('./src/db');
const { fetchAndExtractPrice } = require('./src/scraper');
const { createTransport, sendPriceChangeEmail } = require('./src/mailer');
const { checkAllProducts } = require('./src/checkProducts');
const { start: startScheduler } = require('./src/scheduler');
const { createApp } = require('./src/app');

const PORT = process.env.PORT || 3000;
const DB_PATH = process.env.DB_PATH || path.join(__dirname, 'data', 'korting.db');

const db = openDb(DB_PATH);
const transport = createTransport(process.env);

function runCheck() {
  const products = listProducts(db);
  const deps = {
    fetchAndExtractPrice,
    sendMail: (payload) => sendPriceChangeEmail(transport, {
      from: process.env.SMTP_FROM,
      to: process.env.NOTIFY_EMAIL,
      ...payload,
    }),
    recordCheckFailure: (id, status) => recordCheckFailure(db, id, status),
    recordCheckSuccess: (id, data) => recordCheckSuccess(db, id, data),
    now: () => new Date().toISOString(),
  };
  return checkAllProducts(products, deps);
}

startScheduler(runCheck);

const app = createApp({
  listProducts: () => listProducts(db),
  addProduct: (data) => addProduct(db, data),
  deleteProduct: (id) => deleteProduct(db, id),
  checkAllProducts: runCheck,
  authUser: process.env.BASIC_AUTH_USER,
  authPass: process.env.BASIC_AUTH_PASS,
});

app.listen(PORT, () => {
  console.log(`Korting draait op poort ${PORT}`);
});