Files
svelte-mud/src/lib/components/MudConnection.svelte
2025-04-22 17:21:44 +02:00

611 lines
18 KiB
Svelte

<script lang="ts">
import { onMount, onDestroy, createEventDispatcher } from 'svelte';
import { MudConnection } from '$lib/connection/MudConnection';
import { ConnectionManager, activeConnections } from '$lib/connection/ConnectionManager';
import { GmcpHandler } from '$lib/gmcp/GmcpHandler';
import { TriggerSystem } from '$lib/triggers/TriggerSystem';
import { AccessibilityManager } from '$lib/accessibility/AccessibilityManager';
import {
connections,
connectionStatus,
activeProfileId,
activeProfile,
profiles,
addToOutputHistory,
updateGmcpData,
accessibilitySettings,
uiSettings,
outputHistory
} from '$lib/stores/mudStore';
import { get } from 'svelte/store';
const dispatch = createEventDispatcher();
// Props
export let profileId: string;
export let autoConnect = false;
// Local state
let connection: MudConnection | null = null;
let connectionManager: ConnectionManager | null = null;
let gmcpHandler: GmcpHandler | null = null;
let triggerSystem: TriggerSystem | null = null;
let accessibilityManager: AccessibilityManager | null = null;
/**
* Handle keyboard events for speech control
*/
function handleKeyDown(event: KeyboardEvent): void {
// Control key stops speech - the key code for Control is 17
if (event.key === 'Control' || event.ctrlKey || event.keyCode === 17) {
// Stop propagation to ensure no other handlers interfere
event.stopPropagation();
if (accessibilityManager && accessibilityManager.isSpeaking()) {
console.log('Control key pressed - stopping speech');
accessibilityManager.stopSpeech();
}
}
// Enter key stops speech if the setting is enabled
if ((event.key === 'Enter' || event.keyCode === 13) && $accessibilitySettings.interruptSpeechOnEnter) {
if (accessibilityManager && accessibilityManager.isSpeaking()) {
console.log('Enter key pressed - interrupting speech');
accessibilityManager.stopSpeech();
}
}
}
let unsubscribeFunctions = [];
onMount(() => {
console.log(`MudConnection component mounted for profile: ${profileId}`);
// Initialize components
initializeComponents();
// Set up keyboard listener for speech control - use capture phase and make it top-level
document.addEventListener('keydown', handleKeyDown, true); // Using document instead of window
// Get the connection status from the store
const currentStatus = get(connectionStatus)[profileId];
// Check if we already have a connection in the ConnectionManager
if (currentStatus === 'connected' || currentStatus === 'connecting') {
console.log(`Connection exists for ${profileId}, getting from manager`);
const connectionManager = ConnectionManager.getInstance();
const existingConnection = connectionManager.getExistingConnection(profileId);
if (existingConnection) {
console.log(`Found existing connection for ${profileId}, updating local ref`);
// Update the connections store
connections.update(conns => ({
...conns,
[profileId]: existingConnection
}));
// Update local reference
connection = existingConnection;
// Re-attach listeners
setupConnectionListeners(existingConnection);
}
} else {
// Register this connection in the connections store with component instance
connections.update(conns => {
console.log(`Registering connection component for profile: ${profileId}`);
return {
...conns,
[profileId]: this
};
});
// Update connection status - ensure UI shows status as 'disconnected' at start
if (!currentStatus) {
connectionStatus.update(statuses => {
console.log(`Setting connection status for ${profileId} to 'disconnected'`);
return {
...statuses,
[profileId]: 'disconnected'
};
});
}
}
// Dump the current connection status for debugging
setTimeout(() => {
console.log('Current connection status at initialization:', get(connectionStatus));
}, 100);
// Auto-connect if enabled and not already connected - with a slight delay
if (autoConnect && currentStatus !== 'connected') {
console.log('Auto-connecting profile:', profileId);
setTimeout(() => connect(), 100);
}
});
onDestroy(() => {
console.log(`MudConnection component being destroyed for profile: ${profileId}`);
// Remove keyboard listener
document.removeEventListener('keydown', handleKeyDown, true); // Match document and capture phase
// Don't disconnect the connection - it should persist even when the component is unmounted
// Only remove this component instance from the local connections store (not the ConnectionManager)
connections.update(conns => {
const newConns = { ...conns };
delete newConns[profileId];
return newConns;
});
// Clean up subscriptions
unsubscribeFunctions.forEach(unsubFn => {
if (typeof unsubFn === 'function') {
try {
unsubFn();
} catch (error) {
console.error('Error during unsubscribe:', error);
}
}
});
});
/**
* Initialize connection components
*/
function initializeComponents() {
// Get singleton instance of ConnectionManager
connectionManager = ConnectionManager.getInstance();
// Create GMCP handler
gmcpHandler = new GmcpHandler();
// Create trigger system
triggerSystem = new TriggerSystem();
// Create accessibility manager
accessibilityManager = new AccessibilityManager();
// Set up event listeners
setupEventListeners();
// Get or create connection from ConnectionManager
updateConnectionFromStore();
}
/**
* Update local connection reference from store
*/
function updateConnectionFromStore() {
// Subscribe to activeConnections to get updates
const unsubscribe = activeConnections.subscribe(connections => {
connection = connections[profileId] || null;
if (connection) {
// Re-attach event listeners when connection changes
setupConnectionListeners(connection);
}
});
// Add to unsubscribe functions
unsubscribeFunctions.push(unsubscribe);
}
/**
* Set up listeners for a specific connection
*/
function setupConnectionListeners(conn: MudConnection) {
// First remove ALL event listeners to prevent duplicates
console.log('Setting up connection listeners and removing old ones');
conn.off('received');
conn.off('sent');
conn.off('connected');
conn.off('disconnected');
conn.off('error');
// Add new listeners
conn.on('received', handleReceived);
conn.on('sent', handleSent);
conn.on('connected', handleConnected);
conn.on('disconnected', handleDisconnected);
conn.on('error', handleError);
}
/**
* Set up event listeners for components
*/
function setupEventListeners() {
if (!gmcpHandler || !triggerSystem || !accessibilityManager) return;
// GMCP handler events
gmcpHandler.on('gmcp', (module, data) => {
updateGmcpData(module, data);
});
gmcpHandler.on('sendGmcp', (module, data) => {
if (connection) {
connection.sendGmcp(module, data);
}
});
gmcpHandler.on('playSound', (url, volume, loop) => {
dispatch('playSound', { url, volume, loop });
});
// Trigger system events
triggerSystem.on('sendText', (text) => {
if (connection) {
connection.send(text);
}
});
triggerSystem.on('highlight', (text, pattern, color, isRegex) => {
dispatch('highlight', { text, pattern, color, isRegex });
});
// Set up TTS subscription - use direct subscription to avoid circular updates
const unsubscribeTts = accessibilitySettings.subscribe(settings => {
try {
// Set speech enabled directly based on the store value
if (accessibilityManager) {
console.log('Setting TTS from store:', settings.textToSpeech);
accessibilityManager.setSpeechEnabled(settings.textToSpeech);
// Update speech options when settings change
accessibilityManager.updateSpeechOptions({
rate: settings.speechRate,
pitch: settings.speechPitch,
volume: settings.speechVolume
});
}
} catch (error) {
console.error('Error updating TTS setting:', error);
}
});
unsubscribeFunctions.push(unsubscribeTts);
// Set up only GMCP debugging subscription
let previousGmcpDebug = $uiSettings.debugGmcp;
const unsubscribeUiSettings = uiSettings.subscribe(settings => {
if (settings.debugGmcp !== previousGmcpDebug) {
previousGmcpDebug = settings.debugGmcp;
}
});
unsubscribeFunctions.push(unsubscribeUiSettings);
}
/**
* Connect to the MUD server
*/
export function connect() {
try {
// First check if we are already connected
const currentStatus = get(connectionStatus)[profileId];
if (currentStatus === 'connected' || currentStatus === 'connecting') {
console.log(`Already ${currentStatus} for profile ${profileId}, not connecting again`);
return;
}
// Find the profile by ID - don't rely on activeProfile
const allProfiles = get(profiles);
const profile = allProfiles.find(p => p.id === profileId);
console.log(`Connecting to profile ${profileId}:`, profile);
if (!profile) {
addToOutputHistory(`Error: Profile ${profileId} not found.`);
console.error(`Profile ${profileId} not found`);
return;
}
// Update connection status
connectionStatus.update(statuses => {
console.log(`Setting connection status for ${profileId} to 'connecting'`);
return {
...statuses,
[profileId]: 'connecting'
};
});
// Only add to output history if this is the active profile
if (get(activeProfileId) === profileId) {
addToOutputHistory(`Connecting to ${profile.host}:${profile.port}...`);
}
// Use the connection manager to get or create a connection
if (!connectionManager) {
connectionManager = ConnectionManager.getInstance();
}
// Connect using the connection manager
connectionManager.connect(profileId, {
host: profile.host,
port: profile.port,
useSSL: profile.useSSL,
gmcpHandler: gmcpHandler || undefined
});
// Update local connection reference
setTimeout(() => {
updateConnectionFromStore();
}, 100);
} catch (error) {
console.error(`Failed to connect to ${profileId}:`, error);
connectionStatus.update(statuses => {
return {
...statuses,
[profileId]: 'error'
};
});
const errorMsg = `Error connecting to profile ${profileId}: ${error}`;
console.error(errorMsg);
// Only add to output history if this is the active profile
if (get(activeProfileId) === profileId) {
addToOutputHistory(errorMsg);
}
}
}
/**
* Disconnect from the MUD server
*/
export function disconnect() {
if (!connectionManager) {
connectionManager = ConnectionManager.getInstance();
}
connectionManager.disconnect(profileId);
console.log(`Disconnected profile ${profileId}`);
}
/**
* Handle connection established
*/
function handleConnected() {
try {
// Find the profile by ID
const allProfiles = get(profiles);
const profile = allProfiles.find(p => p.id === profileId);
console.log(`Profile ${profileId} connected:`, profile);
// Update connection status GLOBALLY, not just for this profile
connectionStatus.update(statuses => {
console.log(`Setting connection status for ${profileId} to 'connected'`);
console.log('Previous connection statuses:', statuses);
const newStatuses = {
...statuses,
[profileId]: 'connected'
};
console.log('New connection statuses:', newStatuses);
return newStatuses;
});
// Dump the current connection status for debugging
setTimeout(() => {
console.log('Current connection status after connect:', get(connectionStatus));
}, 100);
// Only add to output history if this is the active profile
if (get(activeProfileId) === profileId) {
addToOutputHistory(`Connected to ${profile?.host}:${profile?.port}`);
}
// Handle auto-login if enabled
if (profile?.autoLogin?.enabled) {
setTimeout(() => {
// Send username
if (profile.autoLogin?.username) {
if (connection) connection.send(profile.autoLogin.username);
}
// Send password after a delay
if (profile.autoLogin?.password) {
setTimeout(() => {
if (connection) connection.send(profile.autoLogin?.password || '');
// Send additional commands
if (profile.autoLogin?.commands && profile.autoLogin.commands.length > 0) {
let delay = 500;
profile.autoLogin.commands.forEach((cmd) => {
setTimeout(() => {
if (connection) connection.send(cmd);
}, delay);
delay += 500;
});
}
}, 1000);
}
}, 1000);
}
dispatch('connected');
} catch (error) {
console.error(`Error handling connection for profile ${profileId}:`, error);
}
}
/**
* Handle connection closed
*/
function handleDisconnected() {
console.log(`Profile ${profileId} disconnected`);
connectionStatus.update(statuses => {
console.log(`Setting connection status for ${profileId} to 'disconnected'`);
return {
...statuses,
[profileId]: 'disconnected'
};
});
// Only add to output history if this is the active profile
if (get(activeProfileId) === profileId) {
addToOutputHistory('Disconnected from server.');
}
dispatch('disconnected');
}
/**
* Handle connection error
*/
function handleError(error: any) {
console.log(`Profile ${profileId} connection error:`, error);
connectionStatus.update(statuses => {
console.log(`Setting connection status for ${profileId} to 'error'`);
return {
...statuses,
[profileId]: 'error'
};
});
// Format the error message for display
const errorMessage = typeof error === 'object' ?
(error.message || JSON.stringify(error)) :
String(error);
// Only add to output history if this is the active profile
if (get(activeProfileId) === profileId) {
addToOutputHistory(`Connection error: ${errorMessage}`, false, [
{ pattern: 'Connection error', color: '#ff5555', isRegex: false }
]);
}
dispatch('error', { error });
}
/**
* Handle received data
*/
function handleReceived(text: string) {
console.log(`Profile ${profileId} received data, active profile: ${get(activeProfileId)}`);
try {
// First check if this is the active profile - only handle messages for the active profile
if (get(activeProfileId) !== profileId) {
console.log(`Ignoring received data for inactive profile ${profileId}`);
return;
}
// First, ensure this profile has an output history entry
const history = get(outputHistory);
if (!history[profileId] || !Array.isArray(history[profileId])) {
console.log(`Creating fresh output history for profile ${profileId}`);
outputHistory.update(h => ({
...h,
[profileId]: []
}));
}
// Create the output item
const outputItem = {
id: `output-${Date.now()}-${Math.random().toString(36).substring(2, 9)}`,
text,
timestamp: Date.now(),
isInput: false,
highlights: []
};
// Add directly to this profile's history
outputHistory.update(history => {
console.log(`Adding text to history for profile ${profileId}`);
const profileHistory = history[profileId] || [];
return {
...history,
[profileId]: [...profileHistory, outputItem]
};
});
// Process triggers with safe error handling
if (triggerSystem) {
try {
triggerSystem.processTriggers(text);
} catch (error) {
console.error(`Error processing triggers for ${profileId}:`, error);
}
}
// Try to use text-to-speech if enabled
if (accessibilityManager && $accessibilitySettings.textToSpeech && get(activeProfileId) === profileId) {
// Use a small timeout to avoid UI blocking
setTimeout(() => {
try {
accessibilityManager.speak(text);
} catch (error) {
console.error('Error using text-to-speech:', error);
}
}, 10);
}
dispatch('received', { text });
} catch (error) {
console.error(`Error handling received data for profile ${profileId}:`, error);
}
}
/**
* Handle sent data
*/
function handleSent(text: string) {
dispatch('sent', { text });
}
</script>
{#if $connectionStatus[profileId]}
<div class="mud-connection-status" role="status" aria-live="polite">
<div class="status-indicator status-{$connectionStatus[profileId]}" aria-hidden="true"></div>
<span>Server status: {$connectionStatus[profileId]}</span>
{#if $connectionStatus[profileId] === 'error'}
<span class="sr-only">There was an error connecting to the MUD server. Please check your settings and try again.</span>
{/if}
</div>
{/if}
<style>
.mud-connection-status {
display: flex;
align-items: center;
padding: 5px;
font-size: 0.9em;
}
.status-indicator {
width: 10px;
height: 10px;
border-radius: 50%;
margin-right: 5px;
}
.status-connected {
background-color: #50fa7b;
}
.status-connecting {
background-color: #f1fa8c;
}
.status-disconnected {
background-color: #999;
}
.status-error {
background-color: #ff5555;
}
.sr-only {
position: absolute;
width: 1px;
height: 1px;
padding: 0;
margin: -1px;
overflow: hidden;
clip: rect(0, 0, 0, 0);
white-space: nowrap;
border-width: 0;
}
</style>