mirror of
https://github.com/khoaliber/dockhand.git
synced 2026-03-02 21:19:05 +00:00
347 lines
9.3 KiB
Svelte
347 lines
9.3 KiB
Svelte
<script lang="ts">
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import { onMount, onDestroy } from 'svelte';
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import * as Dialog from '$lib/components/ui/dialog';
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import * as Select from '$lib/components/ui/select';
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import { Button } from '$lib/components/ui/button';
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import { Label } from '$lib/components/ui/label';
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import { Terminal as TerminalIcon, X, ExternalLink, Shell, User } from 'lucide-svelte';
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// Dynamic imports for browser-only xterm
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let Terminal: any;
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let FitAddon: any;
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let WebLinksAddon: any;
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let xtermLoaded = $state(false);
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interface Props {
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open: boolean;
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containerId: string;
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containerName: string;
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onClose: () => void;
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}
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let { open = $bindable(), containerId, containerName, onClose }: Props = $props();
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let terminalRef: HTMLDivElement;
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let terminal: Terminal | null = null;
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let fitAddon: FitAddon | null = null;
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let ws: WebSocket | null = null;
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let connected = $state(false);
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let error = $state<string | null>(null);
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// Shell options
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const shellOptions = [
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{ value: '/bin/bash', label: 'Bash' },
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{ value: '/bin/sh', label: 'Shell (sh)' },
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{ value: '/bin/zsh', label: 'Zsh' },
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{ value: '/bin/ash', label: 'Ash (Alpine)' }
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];
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const userOptions = [
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{ value: 'root', label: 'root' },
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{ value: 'nobody', label: 'nobody' },
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{ value: '', label: 'Container default' }
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];
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let selectedShell = $state('/bin/bash');
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let selectedUser = $state('root');
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let showConfig = $state(true);
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function initTerminal() {
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if (!terminalRef || terminal) return;
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terminal = new Terminal({
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cursorBlink: true,
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fontFamily: 'Menlo, Monaco, "Courier New", monospace',
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fontSize: 14,
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theme: {
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background: '#0c0c0c',
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foreground: '#cccccc',
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cursor: '#ffffff',
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cursorAccent: '#000000',
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selectionBackground: '#264f78',
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black: '#0c0c0c',
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red: '#c50f1f',
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green: '#13a10e',
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yellow: '#c19c00',
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blue: '#0037da',
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magenta: '#881798',
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cyan: '#3a96dd',
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white: '#cccccc',
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brightBlack: '#767676',
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brightRed: '#e74856',
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brightGreen: '#16c60c',
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brightYellow: '#f9f1a5',
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brightBlue: '#3b78ff',
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brightMagenta: '#b4009e',
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brightCyan: '#61d6d6',
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brightWhite: '#f2f2f2'
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}
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});
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fitAddon = new FitAddon();
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terminal.loadAddon(fitAddon);
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terminal.loadAddon(new WebLinksAddon());
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terminal.open(terminalRef);
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fitAddon.fit();
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// Handle terminal input
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terminal.onData((data) => {
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if (ws && ws.readyState === WebSocket.OPEN) {
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ws.send(JSON.stringify({ type: 'input', data }));
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}
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});
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// Handle resize
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terminal.onResize(({ cols, rows }) => {
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if (ws && ws.readyState === WebSocket.OPEN) {
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ws.send(JSON.stringify({ type: 'resize', cols, rows }));
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}
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});
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// Connect to container
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connect();
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}
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function connect() {
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if (!terminal) return;
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error = null;
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const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
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const wsUrl = `${protocol}//${window.location.host}/api/containers/${containerId}/exec?shell=${encodeURIComponent(selectedShell)}&user=${encodeURIComponent(selectedUser)}`;
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terminal.writeln(`\x1b[90mConnecting to ${containerName}...\x1b[0m`);
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terminal.writeln(`\x1b[90mShell: ${selectedShell}, User: ${selectedUser || 'default'}\x1b[0m`);
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terminal.writeln('');
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ws = new WebSocket(wsUrl);
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ws.onopen = () => {
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connected = true;
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terminal?.focus();
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// Send initial resize
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if (fitAddon && terminal) {
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const dims = fitAddon.proposeDimensions();
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if (dims) {
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ws?.send(JSON.stringify({ type: 'resize', cols: dims.cols, rows: dims.rows }));
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}
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}
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};
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ws.onmessage = (event) => {
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try {
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const msg = JSON.parse(event.data);
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if (msg.type === 'output') {
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terminal?.write(msg.data);
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} else if (msg.type === 'error') {
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error = msg.message;
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terminal?.writeln(`\x1b[31mError: ${msg.message}\x1b[0m`);
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} else if (msg.type === 'exit') {
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terminal?.writeln('\x1b[90m\r\nSession ended.\x1b[0m');
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connected = false;
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// Close the dialog after a brief delay so user sees the message
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setTimeout(() => {
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handleClose();
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}, 500);
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}
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} catch (e) {
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terminal?.write(event.data);
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}
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};
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ws.onerror = (e) => {
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console.error('WebSocket error:', e);
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error = 'Connection error';
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terminal?.writeln('\x1b[31mConnection error\x1b[0m');
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};
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ws.onclose = () => {
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connected = false;
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terminal?.writeln('\x1b[90mDisconnected.\x1b[0m');
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};
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}
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function startSession() {
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if (!xtermLoaded) return;
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showConfig = false;
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// Wait for DOM update then init terminal
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setTimeout(() => {
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initTerminal();
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}, 100);
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}
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function openInNewWindow() {
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const params = new URLSearchParams({
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shell: selectedShell,
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user: selectedUser,
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name: containerName
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});
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const url = `/terminal/${containerId}?${params.toString()}`;
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window.open(url, `terminal_${containerId}`, 'width=900,height=600,resizable=yes,scrollbars=no');
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handleClose();
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}
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function disconnect() {
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if (ws) {
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ws.close();
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ws = null;
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}
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}
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function cleanup() {
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disconnect();
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if (terminal) {
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terminal.dispose();
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terminal = null;
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}
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fitAddon = null;
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showConfig = true;
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connected = false;
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error = null;
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}
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function handleClose() {
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cleanup();
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onClose();
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}
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// Handle window resize
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function handleResize() {
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if (fitAddon && terminal) {
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fitAddon.fit();
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}
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}
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onMount(async () => {
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window.addEventListener('resize', handleResize);
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// Dynamically load xterm modules (browser only)
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const xtermModule = await import('@xterm/xterm');
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const fitModule = await import('@xterm/addon-fit');
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const webLinksModule = await import('@xterm/addon-web-links');
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// Handle both ESM and CommonJS exports
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Terminal = xtermModule.Terminal || xtermModule.default?.Terminal;
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FitAddon = fitModule.FitAddon || fitModule.default?.FitAddon;
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WebLinksAddon = webLinksModule.WebLinksAddon || webLinksModule.default?.WebLinksAddon;
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// Load CSS
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await import('@xterm/xterm/css/xterm.css');
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xtermLoaded = true;
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});
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onDestroy(() => {
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window.removeEventListener('resize', handleResize);
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cleanup();
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});
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// Reset when dialog closes
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$effect(() => {
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if (!open) {
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cleanup();
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}
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});
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</script>
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<Dialog.Root bind:open onOpenChange={(isOpen) => !isOpen && handleClose()}>
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<Dialog.Content class="max-w-6xl w-[90vw] h-[80vh] flex flex-col p-0 gap-0">
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<Dialog.Header class="px-4 py-3 border-b flex-shrink-0">
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<div class="flex items-center justify-between">
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<div class="flex items-center gap-2">
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<TerminalIcon class="w-5 h-5" />
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<Dialog.Title>Terminal - {containerName}</Dialog.Title>
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{#if connected}
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<span class="inline-flex items-center gap-1 text-xs text-green-500">
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<span class="w-2 h-2 rounded-full bg-green-500 animate-pulse"></span>
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Connected
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</span>
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{/if}
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</div>
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<button
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onclick={handleClose}
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class="p-1 rounded hover:bg-muted transition-colors"
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>
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<X class="w-4 h-4" />
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</button>
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</div>
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</Dialog.Header>
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{#if showConfig}
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<div class="flex-1 flex items-center justify-center p-6">
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<div class="w-full max-w-md space-y-6">
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<div class="text-center">
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<TerminalIcon class="w-12 h-12 mx-auto mb-4 text-muted-foreground" />
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<h3 class="text-lg font-medium">Open terminal session</h3>
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<p class="text-sm text-muted-foreground mt-1">
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Configure the shell and user for this session
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</p>
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</div>
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<div class="space-y-4">
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<div class="space-y-2">
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<Label>Shell</Label>
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<Select.Root type="single" bind:value={selectedShell}>
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<Select.Trigger class="w-full h-10">
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<Shell class="w-4 h-4 mr-2 text-muted-foreground" />
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<span>{shellOptions.find(o => o.value === selectedShell)?.label || 'Select shell'}</span>
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</Select.Trigger>
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<Select.Content>
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{#each shellOptions as option}
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<Select.Item value={option.value} label={option.label}>
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<Shell class="w-4 h-4 mr-2 text-muted-foreground" />
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{option.label}
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</Select.Item>
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{/each}
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</Select.Content>
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</Select.Root>
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</div>
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<div class="space-y-2">
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<Label>User</Label>
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<Select.Root type="single" bind:value={selectedUser}>
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<Select.Trigger class="w-full h-10">
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<User class="w-4 h-4 mr-2 text-muted-foreground" />
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<span>{userOptions.find(o => o.value === selectedUser)?.label || 'Select user'}</span>
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</Select.Trigger>
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<Select.Content>
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{#each userOptions as option}
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<Select.Item value={option.value} label={option.label}>
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<User class="w-4 h-4 mr-2 text-muted-foreground" />
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{option.label}
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</Select.Item>
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{/each}
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</Select.Content>
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</Select.Root>
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</div>
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</div>
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<div class="flex gap-2">
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<Button onclick={startSession} class="flex-1" disabled={!xtermLoaded}>
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<TerminalIcon class="w-4 h-4 mr-2" />
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{xtermLoaded ? 'Connect' : 'Loading...'}
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</Button>
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<Button onclick={openInNewWindow} variant="outline" disabled={!xtermLoaded} title="Open in new window">
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<ExternalLink class="w-4 h-4" />
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</Button>
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</div>
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</div>
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</div>
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{:else}
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<div class="flex-1 bg-[#0c0c0c] p-2 overflow-hidden">
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<div bind:this={terminalRef} class="h-full w-full"></div>
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</div>
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{/if}
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</Dialog.Content>
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</Dialog.Root>
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<style>
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:global(.xterm) {
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height: 100%;
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padding: 8px;
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}
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:global(.xterm-viewport) {
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overflow-y: auto !important;
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}
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</style>
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