kv-music/js/firebase/config.js

235 lines
8.8 KiB
JavaScript

// js/firebase/config.js
import { initializeApp } from "https://www.gstatic.com/firebasejs/10.7.1/firebase-app.js";
import { getAuth, GoogleAuthProvider } from "https://www.gstatic.com/firebasejs/10.7.1/firebase-auth.js";
import { getDatabase } from "https://www.gstatic.com/firebasejs/10.7.1/firebase-database.js";
let app = null;
let auth = null;
let database = null;
let provider = null;
const STORAGE_KEY = 'monochrome-firebase-config';
const DEFAULT_CONFIG = {
apiKey: "AIzaSyDPU-unAjuLtQJt4IkGS5faG50UCF7lYyA",
authDomain: "monochrome-database.firebaseapp.com",
projectId: "monochrome-database",
storageBucket: "monochrome-database.firebasestorage.app",
messagingSenderId: "895657412760",
appId: "1:895657412760:web:e81c5044c7f4e9b799e8ed"
};
function getStoredConfig() {
try {
const stored = localStorage.getItem(STORAGE_KEY);
return stored ? JSON.parse(stored) : null;
} catch (e) {
console.warn('Failed to parse Firebase config from storage', e);
return null;
}
}
// Attempt to initialize on load
const storedConfig = getStoredConfig();
const config = storedConfig || DEFAULT_CONFIG;
if (config) {
try {
app = initializeApp(config);
auth = getAuth(app);
database = getDatabase(app);
provider = new GoogleAuthProvider();
console.log("Firebase initialized from " + (storedConfig ? "saved" : "default") + " config");
} catch (error) {
console.error("Error initializing Firebase:", error);
}
} else {
console.log("No Firebase config found.");
}
export function saveFirebaseConfig(configObj) {
if (!configObj) return;
localStorage.setItem(STORAGE_KEY, JSON.stringify(configObj));
}
export function clearFirebaseConfig() {
localStorage.removeItem(STORAGE_KEY);
}
/**
* Generates a shareable URL containing the encoded configuration.
* @param {Object} config - The Firebase configuration object.
* @returns {string} The full URL with the config hash.
*/
export function generateShareLink(config) {
if (!config) return null;
try {
const json = JSON.stringify(config);
// Base64 encode (safe for URL hash)
const encoded = btoa(json);
const url = new URL(window.location.href);
url.hash = `#setup_firebase=${encoded}`;
return url.toString();
} catch (e) {
console.error('Failed to generate share link:', e);
return null;
}
}
/**
* Checks the current URL for a shared configuration.
* If found, prompts the user to import it.
* @returns {boolean} True if a config was handled/processed.
*/
export function checkAndImportConfig() {
const hash = window.location.hash;
if (!hash.startsWith('#setup_firebase=')) return false;
const encoded = hash.split('#setup_firebase=')[1];
if (!encoded) return false;
try {
const json = atob(encoded);
const config = JSON.parse(json);
// Validate basic structure
if (!config.apiKey || !config.authDomain) {
alert('The shared configuration link appears to be invalid.');
return false;
}
if (confirm('A Firebase configuration was detected in the link. Do you want to import it and enable Sync?')) {
saveFirebaseConfig(config);
// Clean URL
window.history.replaceState(null, null, window.location.pathname);
alert('Configuration imported successfully! The app will now reload.');
window.location.reload();
return true;
} else {
// User rejected, clean URL anyway to avoid re-prompting
window.history.replaceState(null, null, window.location.pathname + '#settings');
}
} catch (e) {
console.error('Failed to parse shared config:', e);
alert('Failed to read configuration from link. The link might be corrupted.');
}
return false;
}
export function initializeFirebaseSettingsUI() {
// Check for shared config in URL first
checkAndImportConfig();
const firebaseConfigInput = document.getElementById('firebase-config-input');
const saveFirebaseConfigBtn = document.getElementById('save-firebase-config-btn');
const clearFirebaseConfigBtn = document.getElementById('clear-firebase-config-btn');
const shareFirebaseConfigBtn = document.getElementById('share-firebase-config-btn');
const toggleFirebaseConfigBtn = document.getElementById('toggle-firebase-config-btn');
const customFirebaseConfigContainer = document.getElementById('custom-firebase-config-container');
// Toggle Button Logic
if (toggleFirebaseConfigBtn && customFirebaseConfigContainer) {
toggleFirebaseConfigBtn.addEventListener('click', () => {
const isVisible = customFirebaseConfigContainer.classList.contains('visible');
if (isVisible) {
customFirebaseConfigContainer.classList.remove('visible');
toggleFirebaseConfigBtn.textContent = 'Advanced: Custom Configuration';
} else {
customFirebaseConfigContainer.classList.add('visible');
toggleFirebaseConfigBtn.textContent = 'Hide Custom Configuration';
}
});
}
// Populate current config
if (firebaseConfigInput) {
const currentConfig = localStorage.getItem(STORAGE_KEY);
if (currentConfig) {
try {
firebaseConfigInput.value = JSON.stringify(JSON.parse(currentConfig), null, 2);
// If custom config exists, show the container
if (customFirebaseConfigContainer && toggleFirebaseConfigBtn) {
customFirebaseConfigContainer.classList.add('visible');
toggleFirebaseConfigBtn.textContent = 'Hide Custom Configuration';
}
} catch (e) {
firebaseConfigInput.value = currentConfig;
}
}
}
// Share Button
if (shareFirebaseConfigBtn) {
shareFirebaseConfigBtn.addEventListener('click', () => {
const currentConfigStr = localStorage.getItem(STORAGE_KEY);
if (!currentConfigStr) {
alert('No configuration saved to share.');
return;
}
try {
const config = JSON.parse(currentConfigStr);
const link = generateShareLink(config);
if (link) {
navigator.clipboard.writeText(link).then(() => {
alert('Magic Link copied to clipboard! Send it to your other device.');
}).catch(err => {
console.error('Clipboard error:', err);
prompt('Copy this link:', link);
});
}
} catch (e) {
alert('Invalid configuration found.');
}
});
}
// Save Button
if (saveFirebaseConfigBtn) {
saveFirebaseConfigBtn.addEventListener('click', () => {
const inputVal = firebaseConfigInput.value.trim();
if (!inputVal) {
alert('Please enter a valid configuration.');
return;
}
try {
let cleaned = inputVal;
// Remove variable declaration if present (e.g., "const firebaseConfig = ")
if (cleaned.includes('=')) {
cleaned = cleaned.substring(cleaned.indexOf('=') + 1);
}
// Remove trailing semicolon
cleaned = cleaned.trim();
if (cleaned.endsWith(';')) {
cleaned = cleaned.slice(0, -1);
}
// Convert JS Object format to JSON format
const jsonReady = cleaned
.replace(/([{,]\s*)([a-zA-Z0-9_]+)\s*:/g, '$1"$2":') // Wrap keys in double quotes
.replace(/:\s*'([^']*)'/g, ': "$1"') // Replace single-quoted values with double quotes
.replace(/,\s*([}\]])/g, '$1'); // Remove trailing commas
const config = JSON.parse(jsonReady);
saveFirebaseConfig(config);
alert('Configuration saved. Reloading...');
window.location.reload();
} catch (error) {
console.error('Invalid Config:', error);
alert('Could not parse configuration. Please ensure it looks like a valid JSON or JS object.');
}
});
}
// Clear Button
if (clearFirebaseConfigBtn) {
clearFirebaseConfigBtn.addEventListener('click', () => {
if (confirm('Are you sure you want to remove the custom configuration? The app will revert to the shared default database.')) {
clearFirebaseConfig();
window.location.reload();
}
});
}
}
export { app, auth, database, provider };