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/** |
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* Document Generator for Easy Invoice |
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* Handles PDF and HTML invoice generation |
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*/ |
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(function($) { |
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'use strict'; |
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|
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// Document Generator object |
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window.EasyInvoiceDocument = { |
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// Default settings |
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settings: { |
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invoiceId: 0, |
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ajaxUrl: '', |
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nonce: '', |
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format: 'pdf' // pdf or html |
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}, |
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|
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// Initialize the document generator |
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init: function() { |
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|
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|
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// Load settings if available from localized data |
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if (typeof easyInvoiceDocument !== 'undefined') { |
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this.settings.invoiceId = easyInvoiceDocument.invoiceId || 0; |
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this.settings.ajaxUrl = easyInvoiceDocument.ajaxUrl || ''; |
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this.settings.nonce = easyInvoiceDocument.nonce || ''; |
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this.settings.format = easyInvoiceDocument.format || 'pdf'; |
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} |
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|
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// Set up event handlers |
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this.setupEventHandlers(); |
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}, |
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|
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// Set up event handlers for document-related elements |
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setupEventHandlers: function() { |
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var self = this; |
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|
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// Generate PDF button |
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$('#generate_pdf').on('click', function(e) { |
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e.preventDefault(); |
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self.generateDocument('pdf'); |
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}); |
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|
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// Generate HTML button |
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$('#generate_html').on('click', function(e) { |
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e.preventDefault(); |
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self.generateDocument('html'); |
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}); |
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|
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// Send invoice button |
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$('#send_invoice').on('click', function(e) { |
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e.preventDefault(); |
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self.sendInvoice(); |
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}); |
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|
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// Preview invoice button |
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$('#preview_invoice').on('click', function(e) { |
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e.preventDefault(); |
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self.previewInvoice(); |
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}); |
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}, |
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|
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// Generate document (PDF or HTML) |
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generateDocument: function(format) { |
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var self = this; |
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var invoiceId = this.settings.invoiceId; |
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|
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// If no invoice ID, try to get it from the form |
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if (!invoiceId) { |
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invoiceId = $('#invoice_id').val(); |
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} |
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|
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// If still no invoice ID, show error |
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if (!invoiceId) { |
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this.showMessage('Please save the invoice before generating a document.', 'error'); |
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return; |
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} |
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|
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// Show loading message |
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this.showMessage('Generating ' + format.toUpperCase() + ' document...', 'info'); |
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|
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// Make AJAX request to generate document |
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$.ajax({ |
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url: this.settings.ajaxUrl, |
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type: 'POST', |
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data: { |
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action: 'easy_invoice_generate_document', |
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invoice_id: invoiceId, |
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format: format, |
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nonce: this.settings.nonce |
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}, |
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success: function(response) { |
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if (response.success) { |
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// Show success message |
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self.showMessage(response.data.message, 'success'); |
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|
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// If download URL is provided, open it in a new tab |
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if (response.data.download_url) { |
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window.open(response.data.download_url, '_blank'); |
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} |
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} else { |
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// Show error message |
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self.showMessage(response.data.message || 'An error occurred while generating the document.', 'error'); |
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} |
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}, |
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error: function() { |
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// Show error message |
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self.showMessage('An error occurred while generating the document.', 'error'); |
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} |
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}); |
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}, |
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|
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// Send invoice to client via email |
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sendInvoice: function() { |
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var self = this; |
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var invoiceId = this.settings.invoiceId; |
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|
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// If no invoice ID, try to get it from the form |
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if (!invoiceId) { |
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invoiceId = $('#invoice_id').val(); |
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} |
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|
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// If still no invoice ID, show error |
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if (!invoiceId) { |
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this.showMessage('Please save the invoice before sending it.', 'error'); |
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return; |
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} |
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|
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// Show confirmation dialog |
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if (!confirm('Are you sure you want to send this invoice to the client?')) { |
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return; |
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} |
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|
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// Show loading message |
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this.showMessage('Sending invoice...', 'info'); |
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|
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// Make AJAX request to send invoice |
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$.ajax({ |
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url: this.settings.ajaxUrl, |
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type: 'POST', |
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data: { |
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action: 'easy_invoice_send_invoice', |
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invoice_id: invoiceId, |
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nonce: this.settings.nonce |
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}, |
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success: function(response) { |
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if (response.success) { |
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// Show success message |
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self.showMessage(response.data.message, 'success'); |
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} else { |
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// Show error message |
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self.showMessage(response.data.message || 'An error occurred while sending the invoice.', 'error'); |
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} |
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}, |
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error: function() { |
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// Show error message |
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self.showMessage('An error occurred while sending the invoice.', 'error'); |
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} |
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}); |
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}, |
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|
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// Preview invoice in a modal |
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previewInvoice: function() { |
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var self = this; |
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var invoiceId = this.settings.invoiceId; |
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|
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// If no invoice ID, try to get it from the form |
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if (!invoiceId) { |
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invoiceId = $('#invoice_id').val(); |
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} |
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|
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// If still no invoice ID, show error |
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if (!invoiceId) { |
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this.showMessage('Please save the invoice before previewing it.', 'error'); |
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return; |
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} |
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|
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// Show loading message |
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this.showMessage('Loading preview...', 'info'); |
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|
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// Make AJAX request to get invoice preview |
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$.ajax({ |
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url: this.settings.ajaxUrl, |
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type: 'POST', |
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data: { |
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action: 'easy_invoice_preview_invoice', |
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invoice_id: invoiceId, |
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nonce: this.settings.nonce |
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}, |
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success: function(response) { |
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if (response.success) { |
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// Show preview in modal |
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self.showPreviewModal(response.data.html); |
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|
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// Clear the info message |
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self.clearMessage(); |
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} else { |
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// Show error message |
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self.showMessage(response.data.message || 'An error occurred while loading the preview.', 'error'); |
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} |
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}, |
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error: function() { |
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// Show error message |
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self.showMessage('An error occurred while loading the preview.', 'error'); |
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} |
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}); |
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}, |
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|
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// Show preview modal |
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showPreviewModal: function(html) { |
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// Create modal if it doesn't exist |
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if ($('#invoice-preview-modal').length === 0) { |
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$('body').append( |
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'<div id="invoice-preview-modal" class="modal">' + |
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' <div class="modal-content">' + |
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' <span class="close">×</span>' + |
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' <div id="invoice-preview-content"></div>' + |
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' </div>' + |
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'</div>' |
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); |
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|
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// Close modal when clicking on close button |
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$('#invoice-preview-modal .close').on('click', function() { |
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$('#invoice-preview-modal').hide(); |
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}); |
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|
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// Close modal when clicking outside the content |
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$(window).on('click', function(e) { |
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if ($(e.target).is('#invoice-preview-modal')) { |
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$('#invoice-preview-modal').hide(); |
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} |
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}); |
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} |
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|
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// Set the content |
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$('#invoice-preview-content').html(html); |
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|
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// Show the modal |
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$('#invoice-preview-modal').show(); |
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}, |
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|
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// Show message |
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showMessage: function(message, type) { |
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// Create message container if it doesn't exist |
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if ($('#invoice-message').length === 0) { |
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$('.easy-invoice-container').prepend('<div id="invoice-message"></div>'); |
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} |
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|
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// Set message class based on type |
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var messageClass = 'notice'; |
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switch (type) { |
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case 'success': |
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messageClass = 'notice notice-success'; |
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break; |
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case 'error': |
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messageClass = 'notice notice-error'; |
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break; |
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case 'warning': |
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messageClass = 'notice notice-warning'; |
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break; |
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case 'info': |
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messageClass = 'notice notice-info'; |
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break; |
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} |
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|
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// Set the message |
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$('#invoice-message').html('<p class="' + messageClass + '">' + message + '</p>'); |
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|
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// Auto-clear success and info messages after 5 seconds |
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if (type === 'success' || type === 'info') { |
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setTimeout(function() { |
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$('#invoice-message p').fadeOut(500, function() { |
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$(this).remove(); |
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}); |
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}, 5000); |
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} |
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}, |
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|
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// Clear message |
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clearMessage: function() { |
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$('#invoice-message').empty(); |
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} |
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}; |
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|
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// Initialize document generator when document is ready |
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$(document).ready(function() { |
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EasyInvoiceDocument.init(); |
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}); |
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|
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})(jQuery); |
