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https://github.com/hansjone/dsh-im-ops.git
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269 lines
11 KiB
JavaScript
269 lines
11 KiB
JavaScript
import * as React from 'react';
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import { createPortal } from 'react-dom';
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import { h } from './i18n.js';
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function pickerErrorCode(error) {
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return error?.rpcError?.code ?? error?.code;
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}
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function pickerErrorDetails(error) {
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return error?.rpcError?.details ?? error?.details;
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}
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function pickerErrorMessage(error) {
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return error?.rpcError?.message ?? error?.message ?? '无法读取目录，请重试。';
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}
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function FolderIcon() {
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return React.createElement('svg', {
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viewBox: '0 0 24 24', fill: 'none', stroke: 'currentColor', strokeWidth: 1.8,
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strokeLinecap: 'round', strokeLinejoin: 'round', 'aria-hidden': 'true',
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},
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React.createElement('path', { d: 'M3.5 7.25A2.25 2.25 0 0 1 5.75 5h4.1l1.8 2h6.6a2.25 2.25 0 0 1 2.25 2.25v7A2.75 2.75 0 0 1 17.75 19h-12A2.25 2.25 0 0 1 3.5 16.75v-9.5Z' }));
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}
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function ChevronIcon() {
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return React.createElement('svg', {
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viewBox: '0 0 20 20', fill: 'none', stroke: 'currentColor', strokeWidth: 1.7,
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strokeLinecap: 'round', strokeLinejoin: 'round', 'aria-hidden': 'true',
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}, React.createElement('path', { d: 'm7.5 4.5 5 5.5-5 5.5' }));
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}
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function displayCrumbs(listing) {
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const homeIndex = listing.crumbs.findIndex((crumb) => crumb.path === listing.home);
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if (homeIndex < 0) return listing.crumbs;
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return listing.crumbs.slice(homeIndex);
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}
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export function WorkspaceDirectoryPicker({
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open,
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startPath,
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picker,
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busy = false,
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saveError = null,
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onPicked,
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onCancel,
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}) {
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const [listing, setListing] = React.useState(null);
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const [loading, setLoading] = React.useState(false);
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const [error, setError] = React.useState(null);
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const [pathDraft, setPathDraft] = React.useState(startPath ?? '');
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const [showHidden, setShowHidden] = React.useState(false);
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const [retryKey, setRetryKey] = React.useState(0);
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const requestRef = React.useRef(0);
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const controllerRef = React.useRef(null);
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const dialogRef = React.useRef(null);
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const bodyRef = React.useRef(null);
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const titleId = React.useId();
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const noticeId = React.useId();
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const pathInputId = React.useId();
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const errorId = React.useId();
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const initialPathRef = React.useRef(startPath);
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const onPickedRef = React.useRef(onPicked);
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const onCancelRef = React.useRef(onCancel);
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const busyRef = React.useRef(busy);
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onPickedRef.current = onPicked;
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onCancelRef.current = onCancel;
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busyRef.current = busy;
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const loadDirectory = React.useCallback(async (path, { reportError = true } = {}) => {
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const request = requestRef.current + 1;
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requestRef.current = request;
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controllerRef.current?.abort();
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const controller = new AbortController();
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controllerRef.current = controller;
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setLoading(true);
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if (reportError) setError(null);
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try {
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const next = await picker.listDirectory(path, controller.signal);
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if (request !== requestRef.current || controller.signal.aborted) return { aborted: true };
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if (bodyRef.current) bodyRef.current.scrollTop = 0;
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setListing(next);
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if (typeof next?.path === 'string') setPathDraft(next.path);
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setError(null);
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return { value: next };
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} catch (cause) {
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if (request !== requestRef.current || controller.signal.aborted) return { aborted: true };
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if (reportError) setError(pickerErrorMessage(cause));
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return { error: cause };
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} finally {
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if (request === requestRef.current) setLoading(false);
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}
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}, [picker]);
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React.useEffect(() => {
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if (!open) return undefined;
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let active = true;
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setListing(null);
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setError(null);
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setPathDraft(initialPathRef.current ?? '');
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setShowHidden(false);
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dialogRef.current?.focus?.();
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const handleKeyDown = (event) => {
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if (event.key === 'Escape' && !busyRef.current) onCancelRef.current?.();
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};
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if (typeof document !== 'undefined') document.addEventListener('keydown', handleKeyDown);
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const start = async () => {
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const initialPath = initialPathRef.current;
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const initial = await loadDirectory(initialPath || undefined, { reportError: false });
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if (!active || initial.aborted || initial.value) return;
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const code = pickerErrorCode(initial.error);
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const details = pickerErrorDetails(initial.error);
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if (code === 'directory-picker-unavailable'
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&& details?.capability === 'native'
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&& typeof picker.pickDirectory === 'function') {
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setLoading(true);
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try {
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const selected = await picker.pickDirectory();
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if (!active) return;
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if (selected !== null) await onPickedRef.current?.(selected);
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else onCancelRef.current?.();
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} catch (cause) {
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if (active) setError(pickerErrorMessage(cause));
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} finally {
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if (active) setLoading(false);
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}
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return;
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}
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if (initialPath && code === 'directory-unreadable') {
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const home = await loadDirectory(undefined, { reportError: false });
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if (!active || home.aborted || home.value) return;
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setError(pickerErrorMessage(home.error));
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return;
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}
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setError(pickerErrorMessage(initial.error));
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};
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void start();
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return () => {
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active = false;
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if (typeof document !== 'undefined') document.removeEventListener('keydown', handleKeyDown);
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requestRef.current += 1;
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controllerRef.current?.abort();
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};
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}, [loadDirectory, open, picker, retryKey]);
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if (!open) return null;
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const entries = (listing?.entries ?? []).filter((entry) => showHidden || !entry.hidden);
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const crumbs = listing ? displayCrumbs(listing) : [];
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const presentedError = saveError ?? error;
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const pathReady = listing !== null && pathDraft === listing.path;
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const content = h('div', {
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className: 'dim-directoryPickerBackdrop',
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onMouseDown: (event) => {
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if (event.target === event.currentTarget && !busy) onCancel();
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},
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},
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h('section', {
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ref: dialogRef,
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className: 'dim-directoryPicker',
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role: 'dialog',
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'aria-modal': 'true',
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'aria-labelledby': titleId,
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'aria-describedby': noticeId,
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tabIndex: -1,
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},
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h('header', { className: 'dim-directoryPickerHeader' },
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h('h3', { id: titleId }, '选择机器人工作区目录'),
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listing
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? h('nav', { className: 'dim-directoryCrumbs', 'aria-label': '当前目录' },
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crumbs.map((crumb, index) => h(React.Fragment, { key: crumb.path },
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index > 0 ? h('span', { className: 'dim-directoryCrumbSeparator', 'aria-hidden': 'true' }, '›') : null,
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React.createElement('button', {
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type: 'button',
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title: crumb.path,
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disabled: loading || busy,
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'aria-current': index === crumbs.length - 1 ? 'page' : undefined,
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onClick: () => void loadDirectory(crumb.path),
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}, crumb.path === listing.home
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? h('span', null, '主目录')
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: (crumb.name || crumb.path)))),
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)
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: h('p', null, '正在准备目录选择器…'),
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h('form', {
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className: 'dim-directoryPathForm',
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onSubmit: (event) => {
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event.preventDefault();
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if (!busy && !loading && pathDraft.trim()) void loadDirectory(pathDraft);
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},
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},
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h('div', { className: 'dim-directoryPathMeta' },
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h('label', { htmlFor: pathInputId }, '直接输入路径'),
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h('span', null, '支持 Windows 盘符、UNC 与 POSIX 绝对路径。')),
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h('div', { className: 'dim-directoryPathControl' },
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h('input', {
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id: pathInputId,
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className: 'dim-directoryPathInput',
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value: pathDraft,
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placeholder: '输入 Host 上的完整绝对路径',
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'aria-label': '工作区绝对路径',
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'aria-describedby': presentedError ? errorId : undefined,
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'aria-invalid': presentedError ? 'true' : undefined,
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autoCapitalize: 'none',
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autoCorrect: 'off',
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spellCheck: false,
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maxLength: 4_096,
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disabled: busy || loading,
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onChange: (event) => {
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setPathDraft(event.target.value);
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setError(null);
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},
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}),
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h('button', {
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type: 'submit',
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disabled: busy || loading || !pathDraft.trim(),
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}, loading ? '读取中…' : '前往')))),
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h('div', { ref: bodyRef, className: 'dim-directoryPickerBody', 'aria-busy': loading },
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loading && !listing
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? h('div', { className: 'dim-directoryPickerState' },
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h('span', { className: 'dim-directoryPickerSpinner', 'aria-hidden': 'true' }),
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h('p', null, '正在读取目录…'))
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: listing
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? entries.length > 0
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? h('ul', { className: 'dim-directoryList' }, entries.map((entry) => h('li', { key: entry.path },
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React.createElement('button', {
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type: 'button',
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title: entry.path,
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disabled: loading || busy,
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onClick: () => void loadDirectory(entry.path),
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},
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h('span', { className: 'dim-directoryFolder' }, h(FolderIcon)),
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React.createElement('span', { className: 'dim-directoryName' }, entry.name),
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h('span', { className: 'dim-directoryChevron' }, h(ChevronIcon))))))
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: h('div', { className: 'dim-directoryPickerState' },
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h('p', null, '这个目录中没有子文件夹。'))
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: null,
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listing?.truncated
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? h('p', { className: 'dim-directoryPickerTruncated' }, '此目录的子文件夹过多，仅显示前一部分。')
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: null,
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presentedError ? h('div', { id: errorId, className: 'dim-directoryPickerError', role: 'alert' },
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h('span', null, presentedError),
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!listing && !busy ? h('button', {
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type: 'button', onClick: () => setRetryKey((value) => value + 1),
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}, '重试') : null) : null),
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h('footer', { className: 'dim-directoryPickerFooter' },
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h('button', {
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type: 'button',
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className: 'dim-directoryHidden',
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'aria-pressed': showHidden,
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onClick: () => setShowHidden((value) => !value),
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disabled: busy || !listing,
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},
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h('span', { className: 'dim-directoryHiddenBox', 'aria-hidden': 'true' }),
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h('span', null, '显示隐藏文件夹')),
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h('p', { id: noticeId, className: 'dim-directoryPickerNotice' }, '切换后会清除这个机器人的旧会话映射。'),
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h('div', { className: 'dim-directoryPickerActions' },
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h('button', { type: 'button', onClick: onCancel, disabled: busy }, '取消'),
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h('button', {
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type: 'button',
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className: 'dim-directoryPickerPrimary',
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disabled: busy || loading || !pathReady,
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onClick: () => listing && void onPicked(listing.path),
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}, busy ? '切换中…' : '选择此目录')))));
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return typeof document === 'undefined' ? content : createPortal(content, document.body);
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}
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