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<?php |
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/** |
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* @package VikBooking |
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* @subpackage com_vikbooking |
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* @author Alessio Gaggii - E4J srl |
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* @copyright Copyright (C) 2025 E4J srl. All rights reserved. |
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* @license GNU General Public License version 2 or later; see LICENSE |
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* @link https://vikwp.com |
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*/ |
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|
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defined('ABSPATH') or die('No script kiddies please!'); |
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|
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/** |
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* Display data attributes. |
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* |
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* @var array $threads |
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* @var string[] $categories |
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* @var array $options |
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* @var string $id |
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*/ |
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extract($displayData); |
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|
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$id = 'vbo-chat-interface-' . ($options['id'] ?? uniqid()); |
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|
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?> |
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|
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<div class="vbo-chat-interface<?php echo ($options['compact'] ?? false) ? ' compact' : ''; ?>" id="<?php echo $id; ?>"> |
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|
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<div class="vbo-chat-threads"> |
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|
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<?php |
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foreach ($threads as $thread) { |
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echo $this->sublayout('thread', [ |
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'thread' => $thread, |
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'options' => $options ?? [], |
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]); |
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} |
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?> |
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|
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</div> |
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|
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<div class="vbo-chat-target"> |
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<?php |
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echo JLayoutHelper::render('chat.blank', [ |
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'title' => '', |
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'subtitle' => JText::translate('VBO_CHAT_CONV_EMPTY_SUBTITLE'), |
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]); |
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?> |
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</div> |
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|
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<a href="javascript:void(0)" class="vbo-chat-back"><?php VikBookingIcons::e('chevron-left'); ?> <?php echo JText::translate('VBBACK'); ?></a> |
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|
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</div> |
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|
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<script> |
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(function($) { |
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'use strict'; |
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|
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const rearrangeThreads = () => { |
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const threads = $('#<?php echo $id; ?>').find('.vbo-chat-threads').children().sort((a, b) => { |
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// get values to compare |
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const x = $(a).attr('data-date'); |
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const y = $(b).attr('data-date'); |
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|
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// equal by default |
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let delta = 0; |
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|
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if (x < y) { |
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// A is lower than B |
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delta = 1; |
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} else if (x > y) { |
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// A is highet than B |
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delta = -1; |
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} |
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|
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return delta; |
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}); |
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|
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$('#<?php echo $id; ?>').find('.vbo-chat-threads').html(threads); |
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} |
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|
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const refreshThread = (chat) => { |
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const context = chat.data.environment.context; |
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const thread = $('#<?php echo $id; ?>').find('.chat-thread[data-context="' + context.alias + '"][data-id="' + context.id + '"]'); |
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|
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if (!thread.length) { |
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return; |
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} |
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|
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const lastMessage = chat.getLatestMessage(); |
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|
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// obtain the details of the user that wrote the last message |
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const user = chat.getMessageUser(lastMessage); |
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|
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// refresh avatar |
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thread.find('.chat-thread-avatar').html(chat.drawUserAvatar(user)); |
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|
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// refresh user name |
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thread.find('.message-author').text(user.name); |
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|
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// refresh date |
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const date = DateHelper.stringToDate(lastMessage.createdon); |
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thread.attr('data-date', lastMessage.createdon); |
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thread.find('.last-update-time').text(date.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })); |
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|
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if (DateHelper.isToday(date)) { |
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thread.find('.last-update-date').text(Joomla.JText._('VBTODAY')); |
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} else if (DateHelper.isYesterday(date)) { |
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thread.find('.last-update-date').text(Joomla.JText._('VBOYESTERDAY')); |
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} else { |
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thread.find('.last-update-date').text(date.toLocaleDateString()); |
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} |
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|
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// strip HTML tags from message |
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const tmpDiv = document.createElement("div"); |
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tmpDiv.innerHTML = lastMessage.message; |
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let plainMessageText = tmpDiv.textContent || tmpDiv.innerText || ''; |
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|
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// refresh message |
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thread.find('.chat-thread-message-body').text(shortenText(plainMessageText, 80)).attr('data-length', plainMessageText.length); |
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|
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// refresh attachments |
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const attachments = lastMessage.attachments.map(a => a.name).join(', '); |
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thread.find('.chat-thread-message-attachments').attr('data-length', attachments.length).find('span').text(shortenText(attachments, 80)); |
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|
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rearrangeThreads(); |
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} |
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|
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const shortenText = (text, max) => { |
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// Check whether we should take a substring of the text. |
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// Reserve an additional 25% of characters to avoid breaking the |
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// text too close to the end of the string. |
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if (max && text.length > max * 1.25) { |
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// explode the string in words |
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let chunks = text.split(' '); |
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|
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text = ''; |
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|
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// keep adding words until we reach the maximum threshold |
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while (chunks && text.length < max) { |
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text += chunks.shift() + ' '; |
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} |
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|
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// get rid of trailing special characters and add the ellipsis |
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text = text.replace(/[.,?!;:#'"([{ ]+$/, '') + '...'; |
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} |
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|
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return text; |
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} |
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|
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$(document).on('click', '#<?php echo $id; ?> .chat-thread[data-context][data-id]', function() { |
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if ($(this).hasClass('active')) { |
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return false; |
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} |
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|
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// always destroy and previously open chat |
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VBOChat.getInstance().destroy(); |
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|
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$('#<?php echo $id; ?>').find('.chat-thread[data-context][data-id].active').removeClass('active'); |
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$(this).addClass('active'); |
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|
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// remove any loading overlay previously appended |
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$('#<?php echo $id; ?>').find('.vbo-chat-target .vbo-chat-loading').remove(); |
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|
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// append loading box to the chat target |
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$('#<?php echo $id; ?>').find('.vbo-chat-target').append( |
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$('<div class="vbo-chat-loading"><?php VikBookingIcons::e('circle-notch', 'fa-spin fa-3x'); ?></div>') |
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).addClass('slide-in'); |
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|
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VBOChatAjax.do( |
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'<?php echo VBOFactory::getPlatform()->getUri()->ajax('index.php?option=com_vikbooking&task=chat.render_chat'); ?>', |
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{ |
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context: $(this).data('context'), |
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id_context: $(this).data('id'), |
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}, |
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(resp) => { |
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$('#<?php echo $id; ?>').find('.vbo-chat-target').html(resp.html); |
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}, |
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(err) => { |
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// update icon on loading overlay |
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$('#<?php echo $id; ?>').find('.vbo-chat-target .vbo-chat-loading').html( |
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'<?php VikBookingIcons::e('exclamation-triangle', 'fa-3x'); ?>' |
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); |
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|
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setTimeout(() => { |
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alert(err.responseText || err.statusText || 'Connection lost!'); |
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}, 32); |
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} |
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); |
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}); |
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|
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window.addEventListener('chat.sync', (event) => { |
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refreshThread(event.detail.chat); |
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}); |
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|
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window.addEventListener('chat.send', (event) => { |
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refreshThread(event.detail.chat); |
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}); |
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|
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window.addEventListener('chat.read', (event) => { |
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const context = event.detail.chat.data.environment.context; |
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const thread = $('#<?php echo $id; ?>').find('.chat-thread[data-context="' + context.alias + '"][data-id="' + context.id + '"]'); |
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|
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if (!thread.length) { |
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return; |
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} |
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|
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// mark thread as read |
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thread.attr('data-read', 1); |
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}); |
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|
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let isLoadingOlderThreads = false; |
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let totalThreads = <?php echo count($threads); ?>; |
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let threadsLimit = <?php echo $options['limit'] ?? 20; ?>; |
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|
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const createLoadingSkeleton = (count) => { |
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let skeleton = ''; |
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|
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for (let i = 1; i <= count; i++) { |
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skeleton += '<div class="vbo-dashboard-guest-activity vbo-dashboard-guest-activity-skeleton chat-thread">'; |
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skeleton += ' <div class="vbo-dashboard-guest-activity-avatar">'; |
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skeleton += ' <div class="vbo-skeleton-loading vbo-skeleton-loading-avatar"></div>'; |
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skeleton += ' </div>'; |
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skeleton += ' <div class="vbo-dashboard-guest-activity-content chat-thread-content">'; |
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skeleton += ' <div class="vbo-dashboard-guest-activity-content-head">'; |
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skeleton += ' <div class="vbo-skeleton-loading vbo-skeleton-loading-title"></div>'; |
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skeleton += ' </div>'; |
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skeleton += ' <div class="vbo-dashboard-guest-activity-content-subhead">'; |
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skeleton += ' <div class="vbo-skeleton-loading vbo-skeleton-loading-subtitle"></div>'; |
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skeleton += ' </div>'; |
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skeleton += ' <div class="vbo-dashboard-guest-activity-content-info-msg">'; |
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skeleton += ' <div class="vbo-skeleton-loading vbo-skeleton-loading-content"></div>'; |
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skeleton += ' </div>'; |
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skeleton += ' </div>'; |
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skeleton += '</div>'; |
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} |
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|
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return skeleton; |
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} |
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|
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const loadPreviousThreads = () => { |
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if (isLoadingOlderThreads) { |
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// do not proceed in case we are already loading something |
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return this; |
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} |
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|
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// mark loading flag |
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isLoadingOlderThreads = true; |
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|
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const threadsList = $('#<?php echo $id; ?>').find('.vbo-chat-threads'); |
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threadsList.append(createLoadingSkeleton(5)); |
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|
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// make AJAX request to load older threads |
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VBOChatAjax.do( |
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// end-point URL |
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'<?php echo VBOFactory::getPlatform()->getUri()->ajax('index.php?option=com_vikbooking&task=chat.load_chats'); ?>', |
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// POST data |
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{ |
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start: totalThreads, |
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limit: threadsLimit, |
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categories: <?php echo json_encode($categories ?? []); ?>, |
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options: <?php echo json_encode($options ?? []); ?>, |
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}, |
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// success callback |
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(threads) => { |
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// keep current scroll |
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let currentScrollTop = threadsList[0].scrollTop; |
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let currentScrollHeight = threadsList[0].scrollHeight; |
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|
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// remove loading skeleton |
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threadsList.find('.vbo-dashboard-guest-activity-skeleton').remove(); |
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|
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threads.forEach((thread) => { |
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const existing = $('#<?php echo $id; ?>').find('.chat-thread[data-context="' + thread.alias + '"][data-id="' + thread.id + '"]'); |
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|
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if (!existing.length) { |
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// add thread only in case it is not already in the list |
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threadsList.append(thread.html); |
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} |
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}); |
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|
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// update count of loaded threads |
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totalThreads += threads.length; |
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|
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// turn off scroll event in case we reached the limit |
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if (threads.length < threadsLimit) { |
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threadsList.off('scroll'); |
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} |
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|
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// make loading available again |
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isLoadingOlderThreads = false; |
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}, |
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// failure callback |
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(error) => { |
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// remove loading skeleton |
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threadsList.find('.vbo-dashboard-guest-activity-skeleton').remove(); |
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// make loading available again |
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isLoadingOlderThreads = false; |
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} |
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); |
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} |
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|
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$(function() { |
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// do not register scroll event in case the number of messages is equal or |
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// higher then the total number of messages under this context |
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if (totalThreads >= threadsLimit) { |
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// setup scroll event to load older messages |
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$('#<?php echo $id; ?>').find('.vbo-chat-threads').on('scroll', function() { |
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if (isLoadingOlderThreads) { |
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// ignore if we are currently loading older messages |
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return; |
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} |
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|
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// get scrollable pixel |
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const scrollHeight = this.scrollHeight - $(this).outerHeight(); |
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// get scroll top |
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const scrollTop = this.scrollTop; |
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|
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// start loading older threads only when scrollbar |
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// is 300px close to the end |
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if (scrollHeight - scrollTop <= 300) { |
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loadPreviousThreads(); |
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} |
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}); |
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} |
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|
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$('#<?php echo $id; ?>').find('.vbo-chat-back').on('click', function() { |
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$(this).hide(); |
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$('#<?php echo $id; ?>').find('.chat-thread[data-context][data-id].active').removeClass('active'); |
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$(this).prev().removeClass('slide-in'); |
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|
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setTimeout(() => { |
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$(this).show(); |
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}, 300); |
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}); |
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}); |
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})(jQuery); |
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</script> |
