65 lines
2.4 KiB
JavaScript
65 lines
2.4 KiB
JavaScript
import { AsyncResource } from 'node:async_hooks';
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import { editAsync } from 'external-editor';
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import { createPrompt, useEffect, useState, useKeypress, usePrefix, isEnterKey, makeTheme, } from '@inquirer/core';
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export default createPrompt((config, done) => {
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const { waitForUseInput = true, postfix = '.txt', validate = () => true } = config;
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const theme = makeTheme(config.theme);
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const [status, setStatus] = useState('pending');
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const [value, setValue] = useState(config.default || '');
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const [errorMsg, setError] = useState();
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const isLoading = status === 'loading';
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const prefix = usePrefix({ isLoading, theme });
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function startEditor(rl) {
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rl.pause();
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// Note: The bind call isn't strictly required. But we need it for our mocks to work as expected.
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const editCallback = AsyncResource.bind(async (error, answer) => {
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rl.resume();
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if (error) {
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setError(error.toString());
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}
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else {
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setStatus('loading');
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const isValid = await validate(answer);
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if (isValid === true) {
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setError(undefined);
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setStatus('done');
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done(answer);
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}
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else {
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setValue(answer);
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setError(isValid || 'You must provide a valid value');
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setStatus('pending');
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}
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}
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});
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editAsync(value, (error, answer) => void editCallback(error, answer), { postfix });
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}
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useEffect((rl) => {
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if (!waitForUseInput) {
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startEditor(rl);
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}
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}, []);
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useKeypress((key, rl) => {
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// Ignore keypress while our prompt is doing other processing.
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if (status !== 'pending') {
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return;
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}
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if (isEnterKey(key)) {
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startEditor(rl);
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}
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});
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const message = theme.style.message(config.message);
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let helpTip = '';
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if (status === 'loading') {
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helpTip = theme.style.help('Received');
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}
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else if (status === 'pending') {
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const enterKey = theme.style.key('enter');
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helpTip = theme.style.help(`Press ${enterKey} to launch your preferred editor.`);
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}
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let error = '';
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if (errorMsg) {
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error = theme.style.error(errorMsg);
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}
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return [[prefix, message, helpTip].filter(Boolean).join(' '), error];
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});
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