On-Time Delivery
${kpis.onTimeDelivery}%
`;
};
const renderCharts = () => {
destroyCharts();
// Line Chart
const lineCtx = document.getElementById('line-chart')?.getContext('2d');
if (lineCtx) {
chartInstances.line = new Chart(lineCtx, {
type: 'bar',
data: {
labels: dashboardData.productionOverTime.labels,
datasets: [
{
label: 'Production Volume',
data: dashboardData.productionOverTime.volume,
backgroundColor: 'rgba(37, 99, 235, 0.6)',
yAxisID: 'y',
},
{
label: 'Downtime (minutes)',
data: dashboardData.productionOverTime.downtime,
borderColor: 'rgba(220, 38, 38, 1)',
backgroundColor: 'rgba(220, 38, 38, 0.1)',
type: 'line',
yAxisID: 'y1',
tension: 0.3,
fill: true,
}
]
},
options: {
responsive: true,
maintainAspectRatio: true,
scales: {
y: {
type: 'linear',
display: true,
position: 'left',
beginAtZero: true,
title: { display: true, text: 'Units Produced'}
},
y1: {
type: 'linear',
display: true,
position: 'right',
grid: { drawOnChartArea: false },
title: { display: true, text: 'Downtime (min)'}
}
}
}
});
}
// Bar Chart
const barCtx = document.getElementById('bar-chart')?.getContext('2d');
if (barCtx) {
chartInstances.bar = new Chart(barCtx, {
type: 'bar',
data: {
labels: dashboardData.defectReasons.labels,
datasets: [
{
label: 'Count',
data: dashboardData.defectReasons.data,
backgroundColor: [
'rgba(239, 68, 68, 0.6)',
'rgba(249, 115, 22, 0.6)',
'rgba(245, 158, 11, 0.6)',
'rgba(132, 204, 22, 0.6)'
],
borderColor: [
'rgba(220, 38, 38, 1)',
'rgba(217, 70, 239, 1)',
'rgba(234, 179, 8, 1)',
'rgba(101, 163, 13, 1)'
],
borderWidth: 1
}
]
},
options: {
responsive: true,
maintainAspectRatio: true,
scales: { y: { beginAtZero: true } },
plugins: { legend: { display: false } }
}
});
}
// Pie Chart
const pieCtx = document.getElementById('pie-chart')?.getContext('2d');
if (pieCtx) {
chartInstances.pie = new Chart(pieCtx, {
type: 'pie',
data: {
labels: dashboardData.productionByLine.labels,
datasets: [{
data: dashboardData.productionByLine.data,
backgroundColor: ['#2563eb', '#16a34a', '#f97316', '#9333ea'],
hoverOffset: 4,
borderWidth: 0,
}]
},
options: {
responsive: true,
maintainAspectRatio: true,
plugins: { legend: { position: 'bottom' } }
}
});
}
};
// --- DATA CONFIGURATION LOGIC ---
const populateConfigData = () => {
dataConfigInput.value = JSON.stringify(dashboardData, null, 2);
};
updateDashboardBtn.addEventListener('click', () => {
try {
const newData = JSON.parse(dataConfigInput.value);
dashboardData = newData; // Update the main data object
jsonErrorDiv.classList.add('hidden');
updateAllViews();
alert('Dashboard updated successfully!');
showTab(0);
} catch (error) {
jsonErrorMessage.textContent = 'Invalid JSON format. Please check your data. ' + error.message;
jsonErrorDiv.classList.remove('hidden');
}
});
// --- PDF GENERATION ---
downloadPdfBtn.addEventListener('click', () => {
const { jsPDF } = window.jspdf;
const pdfContainer = document.getElementById('pdf-content-container');
const dashboardElement = document.getElementById('dashboard-tab');
if (!pdfContainer || !dashboardElement) return;
const clone = dashboardElement.cloneNode(true);
const buttonInClone = clone.querySelector('#download-pdf-btn');
if (buttonInClone) buttonInClone.parentElement.remove();
const canvases = clone.querySelectorAll('canvas');
canvases.forEach(canvas => {
const chartId = canvas.id.split('-')[0];
if (chartInstances[chartId]) {
const image = new Image();
image.src = chartInstances[chartId].toBase64Image();
image.style.width = '100%';
image.style.height = 'auto';
canvas.parentNode.replaceChild(image, canvas);
}
});
pdfContainer.innerHTML = '';
pdfContainer.appendChild(clone);
html2canvas(pdfContainer, {
scale: 2,
useCORS: true,
logging: false,
width: pdfContainer.scrollWidth,
height: pdfContainer.scrollHeight,
}).then(canvas => {
const imgData = canvas.toDataURL('image/png');
const pdf = new jsPDF({
orientation: 'portrait',
unit: 'pt',
format: 'a4'
});
const pdfWidth = pdf.internal.pageSize.getWidth();
const pdfHeight = pdf.internal.pageSize.getHeight();
const imgWidth = canvas.width;
const imgHeight = canvas.height;
const ratio = imgWidth / imgHeight;
let finalImgHeight = pdfWidth / ratio;
let heightLeft = finalImgHeight;
let position = 0;
pdf.addImage(imgData, 'PNG', 0, position, pdfWidth, finalImgHeight);
heightLeft -= pdfHeight;
while (heightLeft > 0) {
position = heightLeft - finalImgHeight;
pdf.addPage();
pdf.addImage(imgData, 'PNG', 0, position, pdfWidth, finalImgHeight);
heightLeft -= pdfHeight;
}
pdf.save('Manufacturing_Analytics_Report.pdf');
pdfContainer.innerHTML = '';
}).catch(err => {
console.error("PDF generation failed:", err);
alert("Sorry, there was an error creating the PDF.");
});
});
// --- INITIALIZATION ---
const updateAllViews = () => {
renderKPIs();
renderCharts();
};
// Initial load
showTab(0);
updateAllViews();
populateConfigData();
});
