89 lines
2.2 KiB
JavaScript
89 lines
2.2 KiB
JavaScript
import {useEffect, useState} from 'react';
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import {useClient} from '@/context/client.js';
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import styles from './input.module.css';
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export default function ChatInput({
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setChatHistoryCaret,
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chatHistory,
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chatHistoryCaret,
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chatInputRef,
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message,
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pendingMessage,
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setChatHistory,
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setMessage,
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setPendingMessage,
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}) {
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const client = useClient();
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const [disabled, setDisabled] = useState(true);
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useEffect(() => {
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setDisabled(false);
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}, []);
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return (
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<form
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className={styles.input}
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onSubmit={(event) => {
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if (message) {
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client.send({
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type: 'Action',
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payload: {type: 'chat', value: message},
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});
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setChatHistory([message, ...chatHistory]);
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setChatHistoryCaret(-1);
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setPendingMessage('');
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setMessage('');
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}
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event.preventDefault();
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}}
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>
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<input
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disabled={disabled}
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onChange={(event) => {
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setMessage(event.target.value);
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}}
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onKeyDown={(event) => {
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switch (event.key) {
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case 'ArrowDown': {
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if (-1 === chatHistoryCaret) {
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break;
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}
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else if (0 === chatHistoryCaret) {
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setMessage(pendingMessage);
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setPendingMessage('');
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}
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else {
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setMessage(chatHistory[chatHistoryCaret - 1])
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}
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setChatHistoryCaret(chatHistoryCaret - 1);
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break;
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}
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case 'ArrowUp': {
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if (chatHistory.length - 1 === chatHistoryCaret) {
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break;
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}
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if (-1 === chatHistoryCaret) {
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setPendingMessage(message);
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}
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setMessage(chatHistory[chatHistoryCaret + 1])
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setChatHistoryCaret(chatHistoryCaret + 1);
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break;
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}
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}
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}}
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onMouseDown={(event) => {
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event.stopPropagation();
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}}
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maxLength="255"
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ref={(element) => {
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chatInputRef.current = element;
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if (element) {
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element.focus();
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}
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}}
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type="text"
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value={message}
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/>
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</form>
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);
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} |