Constellation Lot View

Highlight frozen tasks

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Constellation Lot View
// @namespace    http://tampermonkey.net/
// @version      2025-09-15
// @description  Highlight frozen tasks
// @author       Me
// @match        https://randrhomes.constellation-online.com/*/OLS/SingleLotView.aspx*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=constellation-online.com
// @run-at       document-idle
// @grant        none
// ==/UserScript==


(function () {
  // ---------- Config ----------
  // Which cell to highlight (1-based index). You said “12th (index 11)” but your code targeted nth-of-type(11).
  // Set this to the exact column number you want. Change to 12 if that’s truly the one you want.
  const FROZEN_CELL_INDEX = 11;

  // ---------- Styles ----------
  const css = `
    .tm-frozen-cell {
      /* inset border without affecting layout box model */
      box-shadow: inset 0 0 0 3px #2b6cb0 !important;
      border-radius: 4px;
    }
  `;
  const style = document.createElement('style');
  style.textContent = css;
  document.head.appendChild(style);

  // ---------- Helpers ----------
  function safeAtob(b64) {
    if (!b64) return '';
    b64 = b64.replace(/-/g, '+').replace(/_/g, '/');
    const pad = b64.length % 4;
    if (pad) b64 += '='.repeat(4 - pad);
    return atob(b64);
  }

  function parseRowData(tr) {
    try {
      const b64 = tr.getAttribute('data') || '';
      const text = safeAtob(b64);
      let obj;
      try { obj = JSON.parse(text); } catch { return null; }
      if (typeof obj === 'string') {
        try { obj = JSON.parse(obj); } catch { /* ignore */ }
      }
      return obj && typeof obj === 'object' ? obj : null;
    } catch {
      return null;
    }
  }

  function isFrozenFrom(obj) {
    return Boolean(obj?.IsFrozen ?? obj?.Frozen ?? obj?.isFrozen ?? obj?.frozen);
  }

  function processRow(tr) {
    const data = parseRowData(tr);
    if (!data) return;

    const isFrozen = isFrozenFrom(data);
    const cells = tr.children;
    const target = cells[FROZEN_CELL_INDEX - 1] || tr.querySelector('td:nth-of-type(' + FROZEN_CELL_INDEX + ')') || cells[0];
    if (!target) return;

    if (isFrozen) {
      target.classList.add('tm-frozen-cell');
      if (!target.title?.includes('Frozen')) target.title = (target.title ? target.title + ' · ' : '') + 'Frozen task';
    } else {
      target.classList.remove('tm-frozen-cell');
    }


    //Expand PO section if blank....or if there is more than one
    //  Cell 1 = PO vendor link area, set if a PO is showing
    //  Cell 3 = down arrow link, click to show hidden PO's
    debugger;
    const po_cells = tr.querySelector('table.PoSupplier thead tr').children,
      po_vendor_link = po_cells[1].querySelector('a'),
      show_po_arrow_down = po_cells[3].querySelector('i.fa-arrow-down'),
      show_po_link = po_cells[3].querySelector('a');
    if (po_vendor_link.innerText === '' && show_po_arrow_down) {
      show_po_link.click();
    }
  }

  function processAllRows(tbody) {
    tbody.querySelectorAll('tr[data]').forEach(processRow);
  }

  // ---------- Observers ----------
  let tbodyObserver = null;
  let tableWatcher = null;
  let currentTbody = null;

  function attachTbodyObserver(tbody) {
    if (tbodyObserver) tbodyObserver.disconnect();
    currentTbody = tbody;

    // initial pass
    processAllRows(tbody);

    tbodyObserver = new MutationObserver(mutations => {
      for (const m of mutations) {
        if (m.type === 'childList') {
          m.addedNodes.forEach(n => {
            if (n.nodeType !== 1) return;
            if (n.matches?.('tr[data]')) processRow(n);
            n.querySelectorAll?.('tr[data]')?.forEach(processRow);
          });
        } else if (m.type === 'attributes' && m.target?.matches?.('tr[data]')) {
          processRow(m.target);
        }
      }
    });

    tbodyObserver.observe(tbody, {
      childList: true,
      subtree: true,
      attributes: true,
      attributeFilter: ['data']
    });

    // Light periodic safety net for “big rewrites” that slip past us
    // (cheap: just rescans for new rows + updates classes)
    if (!window.__tmFrozenInterval) {
      window.__tmFrozenInterval = setInterval(() => {
        const tb = document.querySelector('#LotTaskTable');
        if (tb) processAllRows(tb);
      }, 1500);
    }
  }

  function watchForTbodyReplacement() {
    if (tableWatcher) tableWatcher.disconnect();

    // Observe the whole document for a new #LotTaskTable (handles full outerHTML replacement)
    tableWatcher = new MutationObserver(() => {
      const tb = document.querySelector('#LotTaskTable');
      if (!tb) return;

      // If TBODY node identity changed, re-attach
      if (tb !== currentTbody) {
        attachTbodyObserver(tb);
      }
    });

    tableWatcher.observe(document.documentElement, { childList: true, subtree: true });
  }

  function init() {
    const tb = document.querySelector('#LotTaskTable');
    if (tb) attachTbodyObserver(tb);
    watchForTbodyReplacement();
  }

  // Run now, and also when the page becomes visible again
  init();
  document.addEventListener('visibilitychange', () => {
    if (!document.hidden) init();
  });
})();