Xiaohan-Tian
296 lines
10 KiB
TypeScript
296 lines
10 KiB
TypeScript
import { useEffect } from 'react';
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import './App.css';
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import './styles/shared.css';
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import { useProjectStore } from './stores/projectStore';
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import { useGlobalKeyboardHandler } from './hooks/useGlobalKeyboardHandler';
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import Toolbar from './components/Toolbar';
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import StatusBar from './components/StatusBar';
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import MainContent from './components/MainContent';
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import InstrumentSelection from './components/InstrumentSelection';
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import ChatBox from './components/ChatBox';
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import { SettingsPanel } from './components/settings';
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import LoadingOverlay from './components/common/LoadingOverlay';
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import KGOnePanel from './components/KGOnePanel';
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import { useEffect as useEffectReact, useState, useRef } from 'react';
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import { KGToneBuffersPool } from './core/audio-interface/KGToneBuffersPool';
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import { KGOfflineRenderer } from './core/audio-interface/KGOfflineRenderer';
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import type { RenderingEvent } from './core/audio-interface/KGOfflineRenderer';
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import { KGCore } from './core/KGCore';
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import { ConfigManager } from './core/config/ConfigManager';
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import { validateFunctionalChordsJSON } from './util/scaleUtil';
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import { showAlert } from './components/common/DialogProvider';
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import { KGProjectStorage } from './core/io/KGProjectStorage';
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import { RESERVED_PROJECT_NAME } from './util/projectNameUtil';
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function App() {
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// Enable global keyboard handler for copy/paste and undo/redo
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useGlobalKeyboardHandler();
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// Use project store instead of local state for project name and tracks
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const {
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refreshStatus,
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loadProject, showChatBox, showSettings, setShowSettings, initializeFromConfig,
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showInstrumentSelection, showKGOnePanel
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} = useProjectStore();
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// Track if app has been initialized to prevent multiple initializations
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const hasInitialized = useRef(false);
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// Load project when component mounts
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useEffect(() => {
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// Guard against multiple initializations (can happen due to React Strict Mode or rerenders)
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if (hasInitialized.current) {
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return;
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}
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hasInitialized.current = true;
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const initializeApp = async () => {
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// Wipe the reserved "Untitled Project" OPFS folder on every startup so it stays ephemeral
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try {
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const storage = KGProjectStorage.getInstance();
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if (await storage.exists(RESERVED_PROJECT_NAME)) {
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await storage.delete(RESERVED_PROJECT_NAME);
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}
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} catch (error) {
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console.warn('Could not clear Untitled Project folder on startup:', error);
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}
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// Load the current project from KGCore
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loadProject(null);
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// Initialize ConfigManager first to load config.json and user settings
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await ConfigManager.instance().initialize();
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// Check for kgone-server.json (managed deployment override)
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try {
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const kgoneServerResponse = await fetch(`${import.meta.env.BASE_URL}kgone-server.json?ts=${Date.now()}`);
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const contentType = kgoneServerResponse.headers.get('Content-Type') ?? '';
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if (kgoneServerResponse.ok && contentType.includes('application/json')) {
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const data = await kgoneServerResponse.json();
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if (data.base_url) {
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ConfigManager.instance().setKGOneManagedByServer(data.base_url);
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console.log('K.G.One: server-managed config loaded from kgone-server.json, base URL:', data.base_url);
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}
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if (data.soundfont) {
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ConfigManager.instance().setSoundfontManagedByServer(data.soundfont);
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console.log('Soundfont: server-managed config loaded from kgone-server.json, base URL:', data.soundfont);
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}
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}
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} catch {
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// File not present — user configures manually
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}
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// Initialize store from config after ConfigManager is ready
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await initializeFromConfig();
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// Load all mode and chord data files in parallel
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try {
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const [functionalChordsResponse] = await Promise.all([
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fetch(`${import.meta.env.BASE_URL}resources/modes/functional_chords.json`)
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]);
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const [functionalChordsData] = await Promise.all([
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functionalChordsResponse.json()
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]);
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// Store original functional chords data
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KGCore.ORIGINAL_FUNCTIONAL_CHORDS_DATA = functionalChordsData;
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console.log(`Loaded original functional chords for ${Object.keys(functionalChordsData).length} modes`);
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// Check if custom chord definition exists and is valid
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const configManager = ConfigManager.instance();
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const customDefinition = configManager.get('chord_guide.chord_definition') as string;
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if (customDefinition && customDefinition.trim()) {
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const validationResult = validateFunctionalChordsJSON(customDefinition);
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if (validationResult.valid) {
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KGCore.FUNCTIONAL_CHORDS_DATA = JSON.parse(customDefinition);
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console.log('Using custom chord definition from settings');
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} else {
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KGCore.FUNCTIONAL_CHORDS_DATA = functionalChordsData;
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console.log('Custom chord definition invalid, using original');
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}
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} else {
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KGCore.FUNCTIONAL_CHORDS_DATA = functionalChordsData;
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console.log('No custom chord definition, using original');
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}
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} catch (error) {
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console.error('Failed to load mode/chord data:', error);
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// Fallback to defaults
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const fallbackData = {
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ionian: {
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name: 'Ionian',
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steps: [2, 2, 1, 2, 2, 2, 1],
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T: [],
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S: [],
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D: [],
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chords: {}
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}
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};
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KGCore.ORIGINAL_FUNCTIONAL_CHORDS_DATA = fallbackData;
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KGCore.FUNCTIONAL_CHORDS_DATA = fallbackData;
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}
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// Log maxBars after initialization completes
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const currentMaxBars = useProjectStore.getState().maxBars;
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console.log(`Project max bars: ${currentMaxBars}`);
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};
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initializeApp();
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}, [loadProject, initializeFromConfig]);
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// Refresh status periodically to ensure UI is in sync with KGCore
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useEffect(() => {
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// Initial refresh
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refreshStatus();
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// Set up interval to refresh status every second
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const intervalId = setInterval(() => {
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refreshStatus();
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}, 1000);
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// Clean up interval on unmount
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return () => clearInterval(intervalId);
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}, [refreshStatus]);
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return (
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<div className="daw-container">
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{/* Top Toolbar */}
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<Toolbar />
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{/* Main Display Area containing MainContent, ChatBox, and Settings */}
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<div className="main-display-area">
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{showSettings && <SettingsPanel onClose={() => setShowSettings(false)} />}
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{!showSettings && (
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<>
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{showInstrumentSelection && <InstrumentSelection />}
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<MainContent />
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</>
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)}
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<KGOnePanel isVisible={showKGOnePanel && !showSettings} />
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<ChatBox isVisible={showChatBox && !showSettings} />
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</div>
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{/* Status Bar */}
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<StatusBar />
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{/* Global Loading Overlay for instrument buffer loading */}
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<GlobalLoadingOverlayContainer />
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{/* Migration Loading Overlay */}
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<MigrationOverlayContainer />
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{/* Bounce/Render Overlay */}
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<BounceOverlayContainer />
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</div>
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);
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}
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export default App;
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// Local component to subscribe to pool events and manage a counter
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const GlobalLoadingOverlayContainer: React.FC = () => {
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const [loadingCount, setLoadingCount] = useState<number>(() => KGToneBuffersPool.instance().getActiveLoadCount());
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const [overdue, setOverdue] = useState<boolean>(false);
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const timeoutRef = useRef<number | null>(null);
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useEffectReact(() => {
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const pool = KGToneBuffersPool.instance();
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const listener = (evt: { type: 'start' | 'end'; instrument: string }) => {
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setLoadingCount(prev => {
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if (evt.type === 'start') return prev + 1;
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return Math.max(0, prev - 1);
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});
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};
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pool.addLoadingListener(listener);
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return () => {
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pool.removeLoadingListener(listener);
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};
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}, []);
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// Handle long-running overlay: after 10s, hide and alert the user, but allow future loads to show overlay again
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useEffectReact(() => {
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// When loading starts, start a 30s timer if not already overdue/timed
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if (loadingCount > 0 && !overdue && timeoutRef.current === null) {
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timeoutRef.current = window.setTimeout(async () => {
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// Only trigger if still loading
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if (loadingCount > 0) {
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setOverdue(true);
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await showAlert(
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'Loading resources is taking longer than expected and may have partially failed. If you notice any playback issues, please refresh the page to retry downloading the audio files.'
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);
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}
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// Clear the timeout handle
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timeoutRef.current = null;
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}, 10000);
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}
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// When loading finishes, clear timer and reset overdue state
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if (loadingCount === 0) {
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if (timeoutRef.current !== null) {
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clearTimeout(timeoutRef.current);
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timeoutRef.current = null;
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}
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if (overdue) setOverdue(false);
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}
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// Cleanup on unmount: clear any pending timer
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return () => {
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if (timeoutRef.current !== null) {
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clearTimeout(timeoutRef.current);
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timeoutRef.current = null;
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}
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};
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}, [loadingCount, overdue]);
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return (
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<LoadingOverlay
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visible={loadingCount > 0 && !overdue}
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message={loadingCount > 1 ? `Loading ... (${loadingCount})` : 'Loading ...'}
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/>
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);
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};
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// Migration overlay — shown during one-time IndexedDB -> OPFS migration
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const MigrationOverlayContainer: React.FC = () => {
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const [isMigrating, setIsMigrating] = useState<boolean>(() => KGCore.instance().getIsMigrating());
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useEffectReact(() => {
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KGCore.instance().setMigrationStateChangeCallback(setIsMigrating);
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return () => {
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KGCore.instance().setMigrationStateChangeCallback(() => {});
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};
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}, []);
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return (
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<LoadingOverlay
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visible={isMigrating}
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message="Migrating projects to new storage..."
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/>
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);
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};
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// Bounce/render overlay — shown during offline WAV/MP3 rendering
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const BounceOverlayContainer: React.FC = () => {
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const [renderMessage, setRenderMessage] = useState<string | null>(null);
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useEffectReact(() => {
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const renderer = KGOfflineRenderer.instance();
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const listener = (evt: RenderingEvent) => {
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setRenderMessage(evt.type === 'start' ? (evt.message ?? 'Rendering...') : null);
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};
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renderer.addRenderingListener(listener);
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return () => {
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renderer.removeRenderingListener(listener);
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};
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}, []);
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return (
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<LoadingOverlay
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visible={renderMessage !== null}
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message={renderMessage ?? 'Rendering...'}
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/>
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);
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};
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