No data available.
`;
return;
}
const metrics = state.logs.map(log => calculateOEE(log));
const avgAvailability = metrics.reduce((sum, m) => sum + m.availability, 0) / totalLogs;
const avgPerformance = metrics.reduce((sum, m) => sum + m.performance, 0) / totalLogs;
const avgQuality = metrics.reduce((sum, m) => sum + m.quality, 0) / totalLogs;
const avgOEE = metrics.reduce((sum, m) => sum + m.oee, 0) / totalLogs;
kpiContainer.innerHTML = `
${createGauge('Overall OEE', avgOEE, 'stroke-emerald-500')}
${createGauge('Availability', avgAvailability, 'stroke-blue-500')}
${createGauge('Performance', avgPerformance, 'stroke-purple-500')}
${createGauge('Quality', avgQuality, 'stroke-yellow-500')}
`;
};
const renderDataTable = () => {
dataTableBody.innerHTML = '';
const sortedLogs = [...state.logs].sort((a, b) => new Date(b.date) - new Date(a.date));
sortedLogs.forEach(log => {
const { availability, performance, quality, oee } = calculateOEE(log);
const row = `
| ${log.date} |
${(availability * 100).toFixed(1)}% |
${(performance * 100).toFixed(1)}% |
${(quality * 100).toFixed(1)}% |
${(oee * 100).toFixed(1)}% |
`;
dataTableBody.innerHTML += row;
});
};
const renderCharts = () => {
const sortedLogs = [...state.logs].sort((a, b) => new Date(a.date) - new Date(b.date));
const labels = sortedLogs.map(log => log.date);
const oeeData = sortedLogs.map(log => calculateOEE(log).oee * 100);
if (oeeTrendChart) oeeTrendChart.destroy();
oeeTrendChart = new Chart(oeeTrendCanvas.getContext('2d'), {
type: 'line',
data: {
labels: labels,
datasets: [{
label: 'OEE (%)',
data: oeeData,
borderColor: '#059669',
backgroundColor: 'rgba(5, 150, 105, 0.1)',
fill: true,
tension: 0.1
}]
},
options: {
responsive: true, maintainAspectRatio: false, plugins: { legend: { display: false } },
scales: { x: { type: 'time', time: { unit: 'day' } }, y: { beginAtZero: false, max: 100, title: { display: true, text: 'OEE (%)' } } }
}
});
// Mock downtime reasons for chart
const downtimeByReason = { "Mechanical": 100, "Electrical": 45, "Operator Error": 30, "Material Shortage": 60 };
if (downtimeChart) downtimeChart.destroy();
downtimeChart = new Chart(downtimeCanvas.getContext('2d'), {
type: 'pie',
data: {
labels: Object.keys(downtimeByReason),
datasets: [{ data: Object.values(downtimeByReason), backgroundColor: ['#ef4444', '#f97316', '#eab308', '#84cc16'] }]
},
options: { responsive: true, maintainAspectRatio: false, plugins: { legend: { position: 'top' } } }
});
};
const renderConfigRows = () => {
configRowsContainer.innerHTML = '';
const sortedLogs = [...state.logs].sort((a, b) => new Date(b.date) - new Date(a.date));
sortedLogs.forEach(log => {
configRowsContainer.innerHTML += `
`.replaceAll('class="config-input"', 'class="config-input w-full border-gray-300 rounded-md shadow-sm"');
});
addConfigEventListeners();
};
// --- EVENT HANDLERS ---
const handleConfigChange = (e) => {
const id = parseInt(e.target.dataset.id);
const field = e.target.dataset.field;
const value = (e.target.type === 'number') ? parseFloat(e.target.value) || 0 : e.target.value;
const log = state.logs.find(l => l.id === id);
if (log) log[field] = value;
renderAll();
};
const handleAddLog = () => {
const newId = state.logs.length > 0 ? Math.max(...state.logs.map(l => l.id)) + 1 : 1;
const today = new Date().toISOString().split('T')[0];
state.logs.push({ id: newId, date: today, plannedTime: 480, downtime: 0, idealCycle: 30, totalUnits: 0, defectiveUnits: 0 });
renderAll();
};
const handleRemoveLog = (e) => {
const id = parseInt(e.target.dataset.id);
state.logs = state.logs.filter(l => l.id !== id);
renderAll();
};
const addConfigEventListeners = () => {
document.querySelectorAll('.config-input').forEach(input => input.addEventListener('change', handleConfigChange));
document.querySelectorAll('.remove-btn').forEach(button => button.addEventListener('click', handleRemoveLog));
};
const handleDownloadPdf = () => {
const { jsPDF } = window.jspdf;
const pdfContent = document.getElementById('pdf-content');
document.querySelectorAll('.no-print').forEach(el => el.style.visibility = 'hidden');
Chart.defaults.animation = false;
html2canvas(pdfContent, { scale: 2, useCORS: true, backgroundColor: '#ffffff' }).then(canvas => {
document.querySelectorAll('.no-print').forEach(el => el.style.visibility = 'visible');
Chart.defaults.animation = true;
const imgData = canvas.toDataURL('image/png');
const pdf = new jsPDF({ orientation: 'p', unit: 'mm', format: 'a4' });
const pdfWidth = pdf.internal.pageSize.getWidth();
const imgWidth = pdfWidth - 20;
const imgHeight = canvas.height * imgWidth / canvas.width;
pdf.addImage(imgData, 'PNG', 10, 10, imgWidth, imgHeight);
pdf.save('OEE-Dashboard.pdf');
});
};
// --- TABBING LOGIC ---
let currentTabIndex = 0;
const updateTabButtons = () => {
prevTabBtn.disabled = currentTabIndex === 0;
nextTabBtn.disabled = currentTabIndex === tabContents.length - 1;
};
const switchTab = (index) => {
tabButtons.forEach(btn => btn.classList.remove('active'));
tabContents.forEach(content => content.classList.remove('active'));
tabButtons[index].classList.add('active');
tabContents[index].classList.add('active');
currentTabIndex = index;
updateTabButtons();
};
tabButtons.forEach((button, index) => button.addEventListener('click', () => switchTab(index)));
prevTabBtn.addEventListener('click', () => { if (currentTabIndex > 0) switchTab(currentTabIndex - 1); });
nextTabBtn.addEventListener('click', () => { if (currentTabIndex < tabContents.length - 1) switchTab(currentTabIndex + 1); });
// --- INITIALIZATION ---
if (kpiContainer && addLogBtn && downloadPdfBtn) {
addLogBtn.addEventListener('click', handleAddLog);
downloadPdfBtn.addEventListener('click', handleDownloadPdf);
renderAll();
updateTabButtons();
} else {
console.error("Essential dashboard elements could not be found.");
}
});
