Files

427 lines
13 KiB
JavaScript

// Template cache
const templateCache = {
html: {},
css: {}
};
// Current template ID
let currentTemplateId = null;
let currentBarcodeNumber = null;
// DOM Elements
const form = document.getElementById('stickerForm');
const garageSelect = document.getElementById('garage');
const regNumberInput = document.getElementById('regNumber');
const fromDateInput = document.getElementById('fromDate');
const toDateInput = document.getElementById('toDate');
const modelNumberInput = document.getElementById('modelNumber');
const chassisNumberInput = document.getElementById('chassisNumber');
const engineSerialInput = document.getElementById('engineSerial');
const engineCapacityInput = document.getElementById('engineCapacity');
const stickerPreview = document.getElementById('stickerPreview');
// Initialize the application
async function init() {
setDefaultDates();
await loadTemplateList();
setupEventListeners();
generateBarcodeNumber();
await loadTemplate(garageSelect.value);
}
// Load template list from index.json
async function loadTemplateList() {
try {
const response = await fetch('templates/index.json');
const data = await response.json();
garageSelect.innerHTML = '';
data.templates.forEach(template => {
const option = document.createElement('option');
option.value = template.id;
option.textContent = template.name;
garageSelect.appendChild(option);
});
} catch (error) {
console.error('Failed to load template list:', error);
showSnackbar('Failed to load templates', 'error');
}
}
// Load a specific template (HTML + CSS)
async function loadTemplate(templateId) {
if (currentTemplateId === templateId && templateCache.html[templateId]) {
renderTemplate(templateId);
return;
}
try {
// Load HTML if not cached
if (!templateCache.html[templateId]) {
const htmlResponse = await fetch(`templates/${templateId}.html`);
templateCache.html[templateId] = await htmlResponse.text();
}
// Load CSS if not cached
if (!templateCache.css[templateId]) {
const cssResponse = await fetch(`templates/${templateId}.css`);
templateCache.css[templateId] = await cssResponse.text();
// Inject CSS into head
const styleId = `template-style-${templateId}`;
let styleEl = document.getElementById(styleId);
if (!styleEl) {
styleEl = document.createElement('style');
styleEl.id = styleId;
document.head.appendChild(styleEl);
}
styleEl.textContent = templateCache.css[templateId];
}
currentTemplateId = templateId;
renderTemplate(templateId);
} catch (error) {
console.error('Failed to load template:', error);
showSnackbar('Failed to load template', 'error');
}
}
// Render template with current form values
function renderTemplate(templateId) {
const html = templateCache.html[templateId];
if (!html) return;
// Get current values - show empty placeholders if no input
const values = {
regNumber: regNumberInput.value ? formatRegNumber(regNumberInput.value) : 'X 0 X 0 0 0 0',
barcodeNumber: currentBarcodeNumber || 'XXXXXXXXXX',
fromDate: formatDateForDisplay(fromDateInput.value) || 'XX-XX-XXXX',
toDate: formatDateForDisplay(toDateInput.value) || 'XX-XX-XXXX',
modelNumber: modelNumberInput.value || 'XXX000-000X',
chassisNumber: chassisNumberInput.value || 'XXXXXXXXXXXXXXXXX',
engineSerial: engineSerialInput.value || 'XXX-XXXXXX',
engineCapacity: engineCapacityInput.value || 'XXX.XXX'
};
// Replace placeholders
let rendered = html;
for (const [key, value] of Object.entries(values)) {
rendered = rendered.replace(new RegExp(`{{${key}}}`, 'g'), value);
}
stickerPreview.innerHTML = rendered;
// Generate barcode
const barcodeEl = stickerPreview.querySelector('.barcode');
if (barcodeEl && currentBarcodeNumber) {
try {
JsBarcode(barcodeEl, currentBarcodeNumber, {
format: 'CODE128',
width: 1.5,
height: 25,
displayValue: false,
margin: 0,
background: 'transparent'
});
} catch (e) {
console.error('Barcode generation failed:', e);
}
}
}
// Set default dates (today and 1 year from today minus 1 day)
function setDefaultDates() {
const today = new Date();
fromDateInput.value = formatDateForInput(today);
updateToDate();
}
// Calculate to date (1 year from from date minus 1 day)
function updateToDate() {
const fromDate = new Date(fromDateInput.value);
const toDate = new Date(fromDate);
toDate.setFullYear(toDate.getFullYear() + 1);
toDate.setDate(toDate.getDate() - 1);
toDateInput.value = formatDateForInput(toDate);
}
// Format date for input field (YYYY-MM-DD)
function formatDateForInput(date) {
const year = date.getFullYear();
const month = String(date.getMonth() + 1).padStart(2, '0');
const day = String(date.getDate()).padStart(2, '0');
return `${year}-${month}-${day}`;
}
// Format date for display (DD-MM-YYYY)
function formatDateForDisplay(dateString) {
if (!dateString) return '';
const [year, month, day] = dateString.split('-');
return `${day}-${month}-${year}`;
}
// Format registration number with spaces
function formatRegNumber(regNumber) {
return regNumber.toUpperCase().split('').join(' ');
}
// Generate a random barcode number (10 digits)
function generateBarcodeNumber() {
currentBarcodeNumber = Math.floor(1000000000 + Math.random() * 9000000000).toString();
}
// Setup event listeners
function setupEventListeners() {
// Template change
garageSelect.addEventListener('change', async () => {
await loadTemplate(garageSelect.value);
});
// Real-time preview updates
const updatePreview = () => renderTemplate(currentTemplateId);
regNumberInput.addEventListener('input', updatePreview);
fromDateInput.addEventListener('change', updatePreview);
modelNumberInput.addEventListener('input', updatePreview);
chassisNumberInput.addEventListener('input', updatePreview);
engineSerialInput.addEventListener('input', updatePreview);
engineCapacityInput.addEventListener('input', updatePreview);
// Auto-uppercase for certain fields
regNumberInput.addEventListener('input', (e) => {
e.target.value = e.target.value.toUpperCase();
});
chassisNumberInput.addEventListener('input', (e) => {
e.target.value = e.target.value.toUpperCase();
});
// Form submission
form.addEventListener('submit', handleFormSubmit);
// From date change updates To date
fromDateInput.addEventListener('change', () => {
updateToDate();
renderTemplate(currentTemplateId);
});
}
// Handle form submission
async function handleFormSubmit(e) {
e.preventDefault();
const submitBtn = form.querySelector('button[type="submit"]');
submitBtn.classList.add('loading');
submitBtn.querySelector('.material-icons').textContent = 'autorenew';
try {
// Generate new barcode for final PDF
generateBarcodeNumber();
renderTemplate(currentTemplateId);
// Wait for render
await new Promise(resolve => setTimeout(resolve, 100));
await generatePDF();
showSnackbar('Sticker generated successfully!', 'success');
} catch (error) {
console.error('PDF generation failed:', error);
showSnackbar('Failed to generate sticker. Please try again.', 'error');
} finally {
submitBtn.classList.remove('loading');
submitBtn.querySelector('.material-icons').textContent = 'picture_as_pdf';
}
}
// Generate PDF
async function generatePDF() {
const { jsPDF } = window.jspdf;
const stickerElement = stickerPreview.querySelector('.sticker, [class^="sticker-"]');
if (!stickerElement) {
throw new Error('No sticker element found');
}
// Capture the sticker as an image
const canvas = await html2canvas(stickerElement, {
scale: 4,
backgroundColor: '#ffffff',
useCORS: true,
logging: false
});
// Create PDF with A4 dimensions
const imgData = canvas.toDataURL('image/png');
const pdf = new jsPDF({
orientation: 'portrait',
unit: 'mm',
format: 'a4'
});
// Sticker size on A4 (approximately 55mm wide)
const stickerWidth = 55;
const stickerHeight = (canvas.height / canvas.width) * stickerWidth;
// Position at top-left with small margin
const x = 10;
const y = 10;
pdf.addImage(imgData, 'PNG', x, y, stickerWidth, stickerHeight);
// Generate filename
const regNumber = regNumberInput.value || 'sticker';
const filename = `roadworthiness-${regNumber.replace(/\s/g, '')}-${Date.now()}.pdf`;
pdf.save(filename);
}
// Show snackbar notification
function showSnackbar(message, type = '') {
const snackbar = document.getElementById('snackbar');
snackbar.textContent = message;
snackbar.className = 'snackbar show';
if (type) {
snackbar.classList.add(type);
}
setTimeout(() => {
snackbar.className = 'snackbar';
}, 3000);
}
// Set PDF.js worker
if (typeof pdfjsLib !== 'undefined') {
pdfjsLib.GlobalWorkerOptions.workerSrc = 'https://cdnjs.cloudflare.com/ajax/libs/pdf.js/3.11.174/pdf.worker.min.js';
}
// Handle PDF import
async function setupPdfImport() {
const pdfInput = document.getElementById('pdfInput');
const importBtn = document.getElementById('importPdfBtn');
if (!pdfInput || !importBtn) return;
pdfInput.addEventListener('change', async (e) => {
const file = e.target.files[0];
if (!file) return;
importBtn.classList.add('loading');
try {
const text = await extractTextFromPdf(file);
const data = parseRegistrationData(text);
// Check if any data was extracted
if (Object.keys(data).length === 0) {
showSnackbar('Failed to import data. Make sure PDF was exported from SIMS portal.', 'error');
} else {
fillFormWithData(data);
showSnackbar('Data imported successfully!', 'success');
}
} catch (error) {
console.error('PDF import failed:', error);
showSnackbar('Failed to import PDF', 'error');
} finally {
importBtn.classList.remove('loading');
pdfInput.value = ''; // Reset input
}
});
}
// Extract text from PDF using PDF.js
async function extractTextFromPdf(file) {
const arrayBuffer = await file.arrayBuffer();
const pdf = await pdfjsLib.getDocument({ data: arrayBuffer }).promise;
let fullText = '';
for (let i = 1; i <= pdf.numPages; i++) {
const page = await pdf.getPage(i);
const textContent = await page.getTextContent();
const pageText = textContent.items.map(item => item.str).join(' ');
fullText += pageText + '\n';
}
return fullText;
}
// Parse registration data from extracted text
function parseRegistrationData(text) {
const data = {};
// Registry Number
const regMatch = text.match(/Registry Number\s*([A-Z0-9]+)/i);
if (regMatch) data.regNumber = regMatch[1];
// Model Number
const modelMatch = text.match(/Model Number\s*([A-Z0-9\-\.]+)/i);
if (modelMatch) data.modelNumber = modelMatch[1];
// Chassis Number
const chassisMatch = text.match(/Chassis Number\s*([A-Z0-9]+)/i);
if (chassisMatch) data.chassisNumber = chassisMatch[1];
// Engine Number/Motor Serial No
const engineMatch = text.match(/Engine Number\/Motor Serial No\s*([A-Z0-9\-]+)/i);
if (engineMatch) data.engineSerial = engineMatch[1];
// Engine/Motor Capacity
const capacityMatch = text.match(/Engine\/Motor Capacity\s*(\d+)/i);
if (capacityMatch) data.engineCapacity = capacityMatch[1] + '.000';
return data;
}
// Fill form with parsed data
function fillFormWithData(data) {
if (data.regNumber) {
regNumberInput.value = data.regNumber;
}
if (data.modelNumber) {
modelNumberInput.value = data.modelNumber;
}
if (data.chassisNumber) {
chassisNumberInput.value = data.chassisNumber;
}
if (data.engineSerial) {
engineSerialInput.value = data.engineSerial;
}
if (data.engineCapacity) {
engineCapacityInput.value = data.engineCapacity;
}
// Update preview
if (currentTemplateId) {
renderTemplate(currentTemplateId);
}
}
// Handle disclaimer modal
function setupDisclaimer() {
const modal = document.getElementById('disclaimerModal');
const closeBtn = document.getElementById('disclaimerClose');
const dontAskCheckbox = document.getElementById('dontAskAgain');
// Check if user previously chose "don't ask again"
if (localStorage.getItem('disclaimerAccepted') === 'true') {
modal.classList.add('hidden');
return;
}
if (closeBtn && modal) {
closeBtn.addEventListener('click', () => {
if (dontAskCheckbox && dontAskCheckbox.checked) {
localStorage.setItem('disclaimerAccepted', 'true');
}
modal.classList.add('hidden');
});
}
}
// Initialize when DOM is ready
document.addEventListener('DOMContentLoaded', () => {
setupDisclaimer();
setupPdfImport();
init();
});