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annotate sat_templates/templates/default/static/chat.js @ 402:2bbcb7da56bc default tip

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bulma: use Font-Awesome instead of Fontello + start of major redesign: - Font-Awesome is now used instead of Fontello, following change in Libervia Media. - This is a beginning of a major redesign of the web templates/web frontend. This currently breaks a lot of thing.
author Goffi <goffi@goffi.org>
date Sat, 26 Oct 2024 22:53:26 +0200
parents 6a26c8a43d10
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* SàT Template: Chat page handling
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2 *
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3 * Copyright (C) 2017 Jérôme Poisson (goffi@goffi.org)
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4 *
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5 * This program is free software: you can redistribute it and/or modify
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6 * it under the terms of the GNU Affero General Public License as published by
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7 * the Free Software Foundation, either version 3 of the License, or
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8 * (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU Affero General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU Affero General Public License
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 */
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18
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19
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20 var msgInput = document.getElementById('message_input');
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21 var messages = document.getElementById('messages');
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22 const messagesTransitionOri = messages.style.transition;
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23
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24 msgInput.addEventListener('keypress', function(event) {
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25 if (event.which == 13 && !event.shiftKey) {
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26 if (messages.style.height !== '100%') {
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27 messages.style.transition = messagesTransitionOri;
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28 setTimeout(function() {
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29 messages.style.transition = 'initial';
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30 messages.scrollTop = messages.scrollHeight;
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31 }, 1000);
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32 messages.style.height = "100%";
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33 }
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34 if (!this.value.trim()) {
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35 return;
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36 }
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37 socket.send({'type': 'msg',
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38 'body': this.value});
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39 this.value = '';
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40 event.preventDefault();
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41 }}
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42 );
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43
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44 var mutationCb = function(mutationsList) {
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45 scrollPos = messages.scrollTop + messages.clientHeight;
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46 if (messages.lastChild.offsetTop - scrollPos - 150 <= 0) {
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47 // we auto scroll only if we are at the bottom of the page
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48 // else the use is probably checking history
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49 // Note thas this doesn't take margin into account,
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50 // we suppose margin to be 0 for messages children
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51 messages.scrollTop = messages.scrollHeight;
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52 }
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53 };
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54
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55 var observer = new MutationObserver(mutationCb);
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56
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57 observer.observe(messages, { childList: true });
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58 // we want to start with scrolling at bottom
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59 messages.scrollTop = messages.scrollHeight;
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60 messages.style.transition = 'initial';