327 lines
10 KiB
JavaScript
327 lines
10 KiB
JavaScript
/* global APP, $ */
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import {processReplacements, linkify} from './Replacement';
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import CommandsProcessor from './Commands';
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import ToolbarToggler from '../../toolbars/ToolbarToggler';
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import VideoLayout from "../../videolayout/VideoLayout";
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import UIUtil from '../../util/UIUtil';
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import UIEvents from '../../../../service/UI/UIEvents';
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import { smileys } from './smileys';
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var unreadMessages = 0;
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/**
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* The container id, which is and the element id.
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*/
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var CHAT_CONTAINER_ID = "chat_container";
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/**
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* Updates visual notification, indicating that a message has arrived.
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*/
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function updateVisualNotification() {
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var unreadMsgElement = document.getElementById('unreadMessages');
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if (unreadMessages) {
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unreadMsgElement.innerHTML = unreadMessages.toString();
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ToolbarToggler.dockToolbar(true);
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var chatButtonElement
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= document.getElementById('toolbar_button_chat');
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var leftIndent = (UIUtil.getTextWidth(chatButtonElement) -
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UIUtil.getTextWidth(unreadMsgElement)) / 2;
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var topIndent = (UIUtil.getTextHeight(chatButtonElement) -
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UIUtil.getTextHeight(unreadMsgElement)) / 2 - 5;
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unreadMsgElement.setAttribute(
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'style',
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'top:' + topIndent +
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'; left:' + leftIndent + ';');
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}
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else {
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unreadMsgElement.innerHTML = '';
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}
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$(unreadMsgElement).parent()[unreadMessages > 0 ? 'show' : 'hide']();
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}
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/**
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* Returns the current time in the format it is shown to the user
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* @returns {string}
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*/
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function getCurrentTime(stamp) {
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var now = (stamp? new Date(stamp): new Date());
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var hour = now.getHours();
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var minute = now.getMinutes();
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var second = now.getSeconds();
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if(hour.toString().length === 1) {
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hour = '0'+hour;
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}
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if(minute.toString().length === 1) {
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minute = '0'+minute;
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}
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if(second.toString().length === 1) {
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second = '0'+second;
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}
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return hour+':'+minute+':'+second;
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}
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function toggleSmileys() {
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var smileys = $('#smileysContainer');
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if(!smileys.is(':visible')) {
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smileys.show("slide", { direction: "down", duration: 300});
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} else {
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smileys.hide("slide", { direction: "down", duration: 300});
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}
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$('#usermsg').focus();
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}
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function addClickFunction(smiley, number) {
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smiley.onclick = function addSmileyToMessage() {
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var usermsg = $('#usermsg');
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var message = usermsg.val();
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message += smileys['smiley' + number];
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usermsg.val(message);
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usermsg.get(0).setSelectionRange(message.length, message.length);
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toggleSmileys();
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usermsg.focus();
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};
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}
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/**
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* Adds the smileys container to the chat
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*/
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function addSmileys() {
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var smileysContainer = document.createElement('div');
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smileysContainer.id = 'smileysContainer';
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for(var i = 1; i <= 21; i++) {
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var smileyContainer = document.createElement('div');
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smileyContainer.id = 'smiley' + i;
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smileyContainer.className = 'smileyContainer';
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var smiley = document.createElement('img');
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smiley.src = 'images/smileys/smiley' + i + '.svg';
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smiley.className = 'smiley';
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addClickFunction(smiley, i);
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smileyContainer.appendChild(smiley);
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smileysContainer.appendChild(smileyContainer);
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}
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$("#chat_container").append(smileysContainer);
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}
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/**
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* Resizes the chat conversation.
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*/
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function resizeChatConversation() {
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var msgareaHeight = $('#usermsg').outerHeight();
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var chatspace = $('#' + CHAT_CONTAINER_ID);
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var width = chatspace.width();
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var chat = $('#chatconversation');
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var smileys = $('#smileysarea');
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smileys.height(msgareaHeight);
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$("#smileys").css('bottom', (msgareaHeight - 26) / 2);
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$('#smileysContainer').css('bottom', msgareaHeight);
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chat.width(width - 10);
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chat.height(window.innerHeight - 15 - msgareaHeight);
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}
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/**
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* Chat related user interface.
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*/
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var Chat = {
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/**
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* Initializes chat related interface.
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*/
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init (eventEmitter) {
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if (APP.settings.getDisplayName()) {
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Chat.setChatConversationMode(true);
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}
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$('#nickinput').keydown(function (event) {
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if (event.keyCode === 13) {
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event.preventDefault();
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let val = this.value;
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this.value = '';
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eventEmitter.emit(UIEvents.NICKNAME_CHANGED, val);
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}
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});
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var usermsg = $('#usermsg');
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usermsg.keydown(function (event) {
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if (event.keyCode === 13) {
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event.preventDefault();
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var value = this.value;
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usermsg.val('').trigger('autosize.resize');
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this.focus();
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var command = new CommandsProcessor(value, eventEmitter);
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if (command.isCommand()) {
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command.processCommand();
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} else {
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var message = UIUtil.escapeHtml(value);
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eventEmitter.emit(UIEvents.MESSAGE_CREATED, message);
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}
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}
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});
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var onTextAreaResize = function () {
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resizeChatConversation();
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Chat.scrollChatToBottom();
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};
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usermsg.autosize({callback: onTextAreaResize});
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eventEmitter.on(UIEvents.SIDE_TOOLBAR_CONTAINER_TOGGLED,
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function(containerId, isVisible) {
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if (containerId !== CHAT_CONTAINER_ID || !isVisible)
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return;
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unreadMessages = 0;
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updateVisualNotification();
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// Undock the toolbar when the chat is shown and if we're in a
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// video mode.
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if (VideoLayout.isLargeVideoVisible()) {
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ToolbarToggler.dockToolbar(false);
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}
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// if we are in conversation mode focus on the text input
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// if we are not, focus on the display name input
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if (APP.settings.getDisplayName())
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$('#usermsg').focus();
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else
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$('#nickinput').focus();
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});
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addSmileys();
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updateVisualNotification();
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},
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/**
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* Appends the given message to the chat conversation.
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*/
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updateChatConversation (id, displayName, message, stamp) {
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var divClassName = '';
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if (APP.conference.isLocalId(id)) {
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divClassName = "localuser";
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} else {
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divClassName = "remoteuser";
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if (!Chat.isVisible()) {
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unreadMessages++;
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UIUtil.playSoundNotification('chatNotification');
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updateVisualNotification();
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}
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}
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// replace links and smileys
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// Strophe already escapes special symbols on sending,
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// so we escape here only tags to avoid double &
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var escMessage = message.replace(/</g, '<').
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replace(/>/g, '>').replace(/\n/g, '<br/>');
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var escDisplayName = UIUtil.escapeHtml(displayName);
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message = processReplacements(escMessage);
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var messageContainer =
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'<div class="chatmessage">'+
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'<img src="images/chatArrow.svg" class="chatArrow">' +
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'<div class="username ' + divClassName +'">' + escDisplayName +
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'</div>' + '<div class="timestamp">' + getCurrentTime(stamp) +
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'</div>' + '<div class="usermessage">' + message + '</div>' +
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'</div>';
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$('#chatconversation').append(messageContainer);
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$('#chatconversation').animate(
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{ scrollTop: $('#chatconversation')[0].scrollHeight}, 1000);
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},
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/**
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* Appends error message to the conversation
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* @param errorMessage the received error message.
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* @param originalText the original message.
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*/
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chatAddError (errorMessage, originalText) {
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errorMessage = UIUtil.escapeHtml(errorMessage);
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originalText = UIUtil.escapeHtml(originalText);
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$('#chatconversation').append(
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'<div class="errorMessage"><b>Error: </b>' + 'Your message' +
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(originalText? (' \"'+ originalText + '\"') : "") +
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' was not sent.' +
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(errorMessage? (' Reason: ' + errorMessage) : '') + '</div>');
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$('#chatconversation').animate(
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{ scrollTop: $('#chatconversation')[0].scrollHeight}, 1000);
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},
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/**
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* Sets the subject to the UI
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* @param subject the subject
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*/
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setSubject (subject) {
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if (subject) {
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subject = subject.trim();
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}
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$('#subject').html(linkify(UIUtil.escapeHtml(subject)));
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if (subject) {
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$("#subject").css({display: "block"});
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} else {
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$("#subject").css({display: "none"});
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}
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},
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/**
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* Sets the chat conversation mode.
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* Conversation mode is the normal chat mode, non conversation mode is
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* where we ask user to input its display name.
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* @param {boolean} isConversationMode if chat should be in
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* conversation mode or not.
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*/
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setChatConversationMode (isConversationMode) {
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$('#' + CHAT_CONTAINER_ID)
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.toggleClass('is-conversation-mode', isConversationMode);
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// this is needed when we transition from no conversation mode to
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// conversation mode. When user enters his nickname and hits enter,
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// to focus on the write area.
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if (isConversationMode) {
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$('#usermsg').focus();
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}
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},
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/**
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* Resizes the chat area.
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*/
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resizeChat (width, height) {
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$('#' + CHAT_CONTAINER_ID).width(width).height(height);
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resizeChatConversation();
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},
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/**
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* Indicates if the chat is currently visible.
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*/
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isVisible () {
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return UIUtil.isVisible(
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document.getElementById(CHAT_CONTAINER_ID));
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},
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/**
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* Shows and hides the window with the smileys
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*/
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toggleSmileys,
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/**
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* Scrolls chat to the bottom.
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*/
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scrollChatToBottom () {
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setTimeout(function () {
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$('#chatconversation').scrollTop(
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$('#chatconversation')[0].scrollHeight);
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}, 5);
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}
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};
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export default Chat;
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