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demo D217

A type of your own

A part number, AB-1234-X, in five functions: matches, parse, format, compare

dataTypes: { partNumber: { base, matches, parse, format, compare } }

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The configuration

<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@toclocoinc/lattice-grid@1.13.0/lattice-grid.min.css">
<script src="https://cdn.jsdelivr.net/npm/@toclocoinc/lattice-grid@1.13.0/lattice-grid.min.js"></script>

<div id="grid" style="height: 480px"></div>

<script>
  // A part number, AB-1234-X: a family, a serial and a revision. A type is five
  // functions; this defines all five, then registers it under one name.
  const PART = /^\s*([A-Za-z]{2})[-\s]?(\d{1,4})[-\s]?([A-Za-z])\s*$/;
  const read = (v) => {
    const m = PART.exec(String(v ?? ''));
    return m ? { family: m[1].toUpperCase(), serial: +m[2], rev: m[3].toUpperCase() } : null;
  };
  const canonical = (v) => {
    const p = read(v);
    return p ? `${p.family}-${String(p.serial).padStart(4, '0')}-${p.rev}` : null;
  };

  const partNumber = {
    base: 'text',
    matches: (v) => read(v) != null,                       // claim the value when inferring
    parse: ({ text }) => canonical(text) ?? text,          // ab12x  ->  AB-0012-X
    format: ({ value }) => canonical(value) ?? String(value ?? ''),
    compare: (a, b) => {                                   // sort on the serial as a number
      const x = read(a), y = read(b);
      if (!x || !y) return x ? -1 : y ? 1 : 0;
      return x.family.localeCompare(y.family) || x.serial - y.serial || x.rev.localeCompare(y.rev);
    },
  };

  const grid = LatticeGrid.createGrid(document.getElementById('grid'), {
    rowKey: 'id',
    dataTypes: { partNumber },                             // registered in one line
    columns: [
      { field: 'part', title: 'Part number', type: 'partNumber', editor: 'text', layout: { width: 160, pin: 'start' } },
      { field: 'description', title: 'Description', layout: { width: 240 } },
      { field: 'qty', title: 'On hand', type: 'number', total: 'sum' },
      { field: 'price', title: 'Unit price', type: 'number',
        format: { style: 'currency', currency: 'GBP' }, total: 'mean' },
    ],
    rows,  // e.g. [{ id: 1, part: 'AB-1000-A', description: 'Bracket', qty: 240, price: 3.75 }, …]
    state: { sort: [{ col: 'part', dir: 'asc' }] },
  });
</script>