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62 lines
2.0 KiB
JavaScript
62 lines
2.0 KiB
JavaScript
(function() {
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// FUNCTION TO ADJUST TEXTAREA HEIGHT AND SUBMIT BUTTON VISIBILITY
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function adjustTextAreaAndButton(textarea, submitButton) {
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if (textarea.value.trim() === '') {
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textarea.style.height = '50px';
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} else {
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textarea.style.height = textarea.scrollHeight + 'px';
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}
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if (textarea.value.trim() === '') {
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submitButton.classList.add('hidden');
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} else {
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submitButton.classList.remove('hidden');
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}
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}
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// INITIALIZE ELEMENTS
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const form = document.querySelector('#sendMessage');
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const textarea = document.querySelector('#dynamicTextarea');
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const conversationContainer = document.getElementById('conversation');
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const submitButton = document.getElementById('submitMessageButton');
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const typingUserId = document.getElementById('userId').textContent.trim();
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let typingTimeout;
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let isTyping = false;
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// EVENT LISTENERS
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textarea.addEventListener('input', function () {
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// Adjust textarea and button
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adjustTextAreaAndButton(dynamicTextarea, submitButton);
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if (!isTyping){
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chatWebSocket.send(JSON.stringify({
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'event_type': 'typing',
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'user_id': typingUserId,
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'typing_status': 'typing'
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}));
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isTyping = true;
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}
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clearTimeout(typingTimeout);
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typingTimeout = setTimeout(function() {
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chatWebSocket.send(JSON.stringify({
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'event_type': 'typing',
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'user_id': typingUserId,
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'typing_status': 'stopped_typing'
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}));
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isTyping = false;
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}, 3000);
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});
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form.addEventListener('submit', (event) => {
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textarea.style.height = '50px';
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submitButton.classList.add('hidden');
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setTimeout(() => {
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conversationContainer.scrollTop = conversationContainer.scrollHeight;
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}, 100);
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});
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})();
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