View Code - 20260721

dashboard.js | 20260721_154032.php Initial Bulk Import

// /erp/assets/js/dashboard.js
// dashboard charting logic. Requires Chart.js (UMD) loaded before this file runs (we use defer).

(function(){
  const API = '/erp/api/yarn_top.php';
  const fmt = n => Number(n||0).toLocaleString(undefined,{maximumFractionDigits:3});
  window._charts = window._charts || {};

async function loadYarnTop(){
    try {
      const resp = await fetch(API + '?stock_type=Yarn&limit=10&show_zero=without_zero', { credentials: 'same-origin' });
      const ct = resp.headers.get('Content-Type') || '';
      const text = await resp.text();
      if (!ct.toLowerCase().includes('application/json')) {
        console.error('yarn_top non-json response', text.slice(0,1500));
        drawFallbackYarn();
        return;
      }
      const j = JSON.parse(text);
      if (!j.ok) { console.error('yarn_top ok:false', j); drawFallbackYarn(); return; }
      const rows = j.rows || [];
      if (!rows.length) { drawFallbackYarn(); return; }
      const labels = rows.map(r => ((r.denier||'') + ' ' + (r.color||'')).trim());
      const values = rows.map(r => Number(r.cur_weight || 0));
      makeBar('yarnChart', labels, values, { maxBarThickness: 72 });
      const el = document.getElementById('yarn-total');
      if (el) el.textContent = 'Total Weight: ' + fmt(j.tot_weight || 0) + ' kg';
    } catch (err) {
      console.error('yarn_top fetch error', err);
      drawFallbackYarn();
    }
  }

function drawFallbackYarn(){
    const labels = ['No data','Demo A','Demo B','Demo C','Demo D','Demo E','Demo F','Demo G','Demo H','Demo I'];
    const values = [0,900,860,800,720,660,520,480,379,334];
    makeBar('yarnChart', labels, values);
    const el = document.getElementById('yarn-total');
    if (el) el.textContent = 'Total Weight: — (fallback)';
  }

// Wait until Chart available (vendor may load via index.php loader)
  function waitInit(tries=30){
    if (window.Chart) { drawDemoSmall(); loadYarnTop(); return; }
    if (tries<=0) { console.error('Chart.js not available'); drawFallbackYarn(); drawDemoSmall(); return; }
    setTimeout(()=>waitInit(tries-1), 150);
  }
  waitInit();
})();