// BLAGGINATE Bridge Content Script
// This script runs on the BLAGGINATE admin page to establish communication with the extension

console.log('BLAGGINATE Bridge: Content script loaded');

// Global variable to store cookies
window.youtubeCookies = null;
window.lastCookieUpdate = null;

// Function to handle cookie updates from the extension
function handleCookieUpdate(cookies) {
    window.youtubeCookies = cookies;
    window.lastCookieUpdate = Date.now();
    console.log('BLAGGINATE Bridge: YouTube cookies updated');
    
    // Trigger custom event for the BLAGGINATE page to listen to
    const event = new CustomEvent('youtubeCookiesUpdated', {
        detail: {
            cookies: cookies,
            timestamp: window.lastCookieUpdate
        }
    });
    document.dispatchEvent(event);
}

// Function to get current cookies (can be called by BLAGGINATE page)
window.getYouTubeCookies = function() {
    return {
        cookies: window.youtubeCookies,
        timestamp: window.lastCookieUpdate
    };
};

// Beatport token bridge — mirrors the YouTube cookies pattern
window.getBeatportToken = function() {
    return new Promise(function(resolve) {
        chrome.storage.local.get(['beatportAuth'], function(result) {
            resolve(result.beatportAuth || null);
        });
    });
};

window.requestFreshBeatportToken = function() {
    return new Promise(function(resolve, reject) {
        chrome.runtime.sendMessage({ action: 'refreshBeatportToken' }, function(response) {
            if (chrome.runtime.lastError) return reject(new Error(chrome.runtime.lastError.message));
            resolve(response);
        });
    });
};

// Function to request fresh cookies from extension
window.requestFreshCookies = function() {
    return new Promise((resolve, reject) => {
        chrome.runtime.sendMessage({
            type: 'get_cookies'
        }, (response) => {
            if (chrome.runtime.lastError) {
                reject(chrome.runtime.lastError);
                return;
            }
            
            if (response && response.cookies) {
                handleCookieUpdate(response.cookies);
                resolve(response);
            } else {
                reject(new Error('No cookies available'));
            }
        });
    });
};

// Listen for messages from the background script
chrome.runtime.onMessage.addListener((message, sender, sendResponse) => {
    console.log('BLAGGINATE Bridge: Received message:', message.type);
    
    if (message.type === 'cookieUpdate') {
        handleCookieUpdate(message.cookies);
        sendResponse({ success: true });
        return true;
    }
    
    if (message.type === 'ping') {
        console.log('BLAGGINATE Bridge: Ping received');
        sendResponse({ success: true, timestamp: Date.now() });
        return true;
    }
});

// Notify background script that BLAGGINATE page is ready
function notifyReady() {
    chrome.runtime.sendMessage({
        type: 'blagginate_ready'
    }, (response) => {
        if (chrome.runtime.lastError) {
            console.log('BLAGGINATE Bridge: Failed to connect to background script:', chrome.runtime.lastError);
            // Retry after a delay
            setTimeout(notifyReady, 2000);
        } else {
            console.log('BLAGGINATE Bridge: Successfully connected to extension background');
        }
    });
}

// Wait for page to be fully loaded before notifying
if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', () => {
        setTimeout(notifyReady, 1000); // Small delay to ensure page is ready
    });
} else {
    setTimeout(notifyReady, 1000);
}

// Add visual indicator that the bridge is active
function addBridgeIndicator() {
    const indicator = document.createElement('div');
    indicator.id = 'youtube-cookie-bridge-indicator';
    indicator.style.cssText = `
        position: fixed;
        top: 10px;
        right: 10px;
        background: #4CAF50;
        color: white;
        padding: 8px 12px;
        border-radius: 4px;
        font-size: 12px;
        font-family: Arial, sans-serif;
        z-index: 10000;
        box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    `;
    indicator.textContent = 'YouTube Cookie Bridge: Connected';
    document.body.appendChild(indicator);
    
    // Update indicator when cookies are received
    document.addEventListener('youtubeCookiesUpdated', () => {
        indicator.style.background = '#2196F3';
        indicator.textContent = 'YouTube Cookie Bridge: Cookies Updated';
        setTimeout(() => {
            indicator.style.background = '#4CAF50';
            indicator.textContent = 'YouTube Cookie Bridge: Connected';
        }, 2000);
    });
}

// Add indicator when page is ready
if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', addBridgeIndicator);
} else {
    addBridgeIndicator();
}

console.log('BLAGGINATE Bridge: Initialization complete');