(function () {
  const A = window.App.Application;
  const D = window.App.Domain;
  const I = window.App.Infrastructure;

  function openOrder(orderKey) {
    A.state.currentOrderKey = orderKey;
    const order = A.state.orders.find(o => o.orderKey === orderKey);
    if (!order) return;
    A.resetForm();
    A.prefillFromOrder(order);
    A.showScreen('screen-form');
    A.loadSavedData(orderKey);
  }

  function goBackToOverview() {
    A.saveCurrentForm();
    A.state.currentOrderKey = null;
    A.resetForm();
    A.renderOverviewScreen(openOrder);
    A.showScreen('screen-overview');
  }

  async function markOpnameGereed() {
    if (!A.state.currentOrderKey) { alert('Geen order geselecteerd.'); return; }
    await A.saveCurrentForm();
    A.state.orderStatuses[A.state.currentOrderKey] = 'Opname gereed';
    await I.saveOrderStatus(A.state.currentOrderKey, 'Opname gereed');
    goBackToOverview();
  }

  function wireOverviewToolbar() {
    document.getElementById('csvFileInput').addEventListener('change', async (e) => {
      const file = e.target.files[0];
      if (!file) return;
      const { text, orders } = await I.loadOrdersFromUpload(file);
      await I.saveOrdersCsv(text);
      A.state.orders = orders;
      A.renderOverviewScreen(openOrder);
      e.target.value = '';
    });

    document.getElementById('btnOpenInstall').addEventListener('click', () => A.openInstallScreen());

    document.querySelectorAll('.filter-btn').forEach(btn => {
      btn.addEventListener('click', () => A.setFilter(btn.dataset.filter, openOrder));
    });

    document.querySelectorAll('.col-filter').forEach(inp => {
      inp.addEventListener('input', () => {
        inp.classList.toggle('has-value', inp.value.length > 0);
        A.setColumnFilter(inp.dataset.col, inp.value, openOrder);
      });
    });
  }

  function wireInstallScreen() {
    document.getElementById('btnInstallBack').addEventListener('click', () => {
      A.showScreen('screen-overview');
    });
  }

  function wireFormToolbar() {
    document.getElementById('btnBack').addEventListener('click', goBackToOverview);
    document.getElementById('btnOpnameGereed').addEventListener('click', markOpnameGereed);
    document.getElementById('btnExport').addEventListener('click', () => A.exportFormData());
    document.getElementById('btnPrint').addEventListener('click', () => window.print());

    document.getElementById('xmlFileInput').addEventListener('change', async (e) => {
      const file = e.target.files[0];
      if (!file) return;
      A.parseAndLoadXML(await file.text());
    });

    document.querySelectorAll('.tab-btn').forEach(btn => {
      btn.addEventListener('click', () => A.switchTab(btn.dataset.tab));
    });

    document.getElementById('cameraInput').addEventListener('change', A.handlePhotoCapture);
    document.getElementById('galleryInput').addEventListener('change', A.handlePhotoCapture);
    document.getElementById('photoModalClose').addEventListener('click', A.closePhotoModal);
    document.getElementById('lightbox').addEventListener('click', A.closeLightbox);
    document.getElementById('btnOpenSvg').addEventListener('click', () => {
      window.open('../PDF/Plaatje wissel_GW.svg', '_blank');
    });
  }

  function wireKeyboard() {
    document.addEventListener('keydown', e => {
      if (e.key === 'Escape') { A.closePhotoModal(); A.closeLightbox(); }
    });
  }

  async function init() {
    await I.openDB();
    const stored = await I.loadOrdersCsv();
    A.state.orders = D.parseCSV(stored ? stored.csv : I.SEED_ORDERS_CSV);
    A.state.orderStatuses = await I.loadAllOrderStatuses();

    wireOverviewToolbar();
    wireFormToolbar();
    wireInstallScreen();
    wireKeyboard();

    A.renderOverviewScreen(openOrder);
    A.initColumnResize();
    A.initOverviewCapture();

    A.pwa.register();
  }

  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', init);
  } else {
    init();
  }
})();