NuvioStreaming/src/services/trailerService.ts
2025-10-22 17:17:20 +05:30

471 lines
No EOL
18 KiB
TypeScript

import { logger } from '../utils/logger';
export interface TrailerData {
url: string;
title: string;
year: number;
}
export class TrailerService {
// Environment-configurable values (Expo public env)
private static readonly ENV_LOCAL_BASE = process.env.EXPO_PUBLIC_TRAILER_LOCAL_BASE || 'http://46.62.173.157:3001';
private static readonly ENV_LOCAL_TRAILER_PATH = process.env.EXPO_PUBLIC_TRAILER_LOCAL_TRAILER_PATH || '/trailer';
private static readonly ENV_LOCAL_SEARCH_PATH = process.env.EXPO_PUBLIC_TRAILER_LOCAL_SEARCH_PATH || '/search-trailer';
private static readonly ENV_XPRIME_URL = process.env.EXPO_PUBLIC_XPRIME_URL || 'https://db.xprime.tv/trailers';
private static readonly XPRIME_URL = TrailerService.ENV_XPRIME_URL;
private static readonly LOCAL_SERVER_URL = `${TrailerService.ENV_LOCAL_BASE}${TrailerService.ENV_LOCAL_TRAILER_PATH}`;
private static readonly AUTO_SEARCH_URL = `${TrailerService.ENV_LOCAL_BASE}${TrailerService.ENV_LOCAL_SEARCH_PATH}`;
private static readonly TIMEOUT = 20000; // 20 seconds
private static readonly USE_LOCAL_SERVER = true; // Toggle between local and XPrime
/**
* Fetches trailer URL for a given title and year
* @param title - The movie/series title
* @param year - The release year
* @param tmdbId - Optional TMDB ID for more accurate results
* @param type - Optional content type ('movie' or 'tv')
* @returns Promise<string | null> - The trailer URL or null if not found
*/
static async getTrailerUrl(title: string, year: number, tmdbId?: string, type?: 'movie' | 'tv'): Promise<string | null> {
logger.info('TrailerService', `getTrailerUrl requested: title="${title}", year=${year}, tmdbId=${tmdbId || 'n/a'}, type=${type || 'n/a'}, useLocal=${this.USE_LOCAL_SERVER}`);
if (this.USE_LOCAL_SERVER) {
// Try local server first, fallback to XPrime if it fails
const localResult = await this.getTrailerFromLocalServer(title, year, tmdbId, type);
if (localResult) {
logger.info('TrailerService', 'Returning trailer URL from local server');
return localResult;
}
logger.info('TrailerService', `Local server failed, falling back to XPrime for: ${title} (${year})`);
return this.getTrailerFromXPrime(title, year);
} else {
return this.getTrailerFromXPrime(title, year);
}
}
/**
* Fetches trailer from local server using TMDB API or auto-search
* @param title - The movie/series title
* @param year - The release year
* @param tmdbId - Optional TMDB ID for more accurate results
* @param type - Optional content type ('movie' or 'tv')
* @returns Promise<string | null> - The trailer URL or null if not found
*/
private static async getTrailerFromLocalServer(title: string, year: number, tmdbId?: string, type?: 'movie' | 'tv'): Promise<string | null> {
const startTime = Date.now();
const controller = new AbortController();
const timeoutId = setTimeout(() => controller.abort(), this.TIMEOUT);
// Build URL with parameters
const params = new URLSearchParams();
// Always send title and year for logging and fallback
params.append('title', title);
params.append('year', year.toString());
if (tmdbId) {
params.append('tmdbId', tmdbId);
params.append('type', type || 'movie');
logger.info('TrailerService', `Using TMDB API for: ${title} (TMDB ID: ${tmdbId})`);
} else {
logger.info('TrailerService', `Auto-searching trailer for: ${title} (${year})`);
}
const url = `${this.AUTO_SEARCH_URL}?${params.toString()}`;
logger.info('TrailerService', `Local server request URL: ${url}`);
logger.info('TrailerService', `Local server timeout set to ${this.TIMEOUT}ms`);
logger.info('TrailerService', `Making fetch request to: ${url}`);
try {
const response = await fetch(url, {
method: 'GET',
headers: {
'Accept': 'application/json',
'User-Agent': 'Nuvio/1.0',
},
signal: controller.signal,
});
logger.info('TrailerService', `Fetch request completed. Response status: ${response.status}`);
clearTimeout(timeoutId);
const elapsed = Date.now() - startTime;
const contentType = response.headers.get('content-type') || 'unknown';
logger.info('TrailerService', `Local server response: status=${response.status} ok=${response.ok} content-type=${contentType} elapsedMs=${elapsed}`);
// Read body as text first so we can log it even on non-200s
let rawText = '';
try {
rawText = await response.text();
if (rawText) {
const preview = rawText.length > 200 ? `${rawText.slice(0, 200)}...` : rawText;
logger.info('TrailerService', `Local server body preview: ${preview}`);
} else {
logger.info('TrailerService', 'Local server body is empty');
}
} catch (e) {
const msg = e instanceof Error ? `${e.name}: ${e.message}` : String(e);
logger.warn('TrailerService', `Failed reading local server body text: ${msg}`);
}
if (!response.ok) {
logger.warn('TrailerService', `Auto-search failed: ${response.status} ${response.statusText}`);
return null;
}
// Attempt to parse JSON from the raw text
let data: any = null;
try {
data = rawText ? JSON.parse(rawText) : null;
const keys = typeof data === 'object' && data !== null ? Object.keys(data).join(',') : typeof data;
logger.info('TrailerService', `Local server JSON parsed. Keys/Type: ${keys}`);
} catch (e) {
const msg = e instanceof Error ? `${e.name}: ${e.message}` : String(e);
logger.warn('TrailerService', `Failed to parse local server JSON: ${msg}`);
return null;
}
if (!data.url || !this.isValidTrailerUrl(data.url)) {
logger.warn('TrailerService', `Invalid trailer URL from auto-search: ${data.url}`);
return null;
}
logger.info('TrailerService', `Successfully found trailer: ${String(data.url).substring(0, 80)}...`);
return data.url;
} catch (error) {
if (error instanceof Error && error.name === 'AbortError') {
logger.warn('TrailerService', `Auto-search request timed out after ${this.TIMEOUT}ms`);
} else {
const msg = error instanceof Error ? `${error.name}: ${error.message}` : String(error);
logger.error('TrailerService', `Error in auto-search: ${msg}`);
logger.error('TrailerService', `Error details:`, {
name: (error as any)?.name,
message: (error as any)?.message,
stack: (error as any)?.stack,
url: url
});
}
return null; // Return null to trigger XPrime fallback
}
}
/**
* Fetches trailer from XPrime API (original method)
* @param title - The movie/series title
* @param year - The release year
* @returns Promise<string | null> - The trailer URL or null if not found
*/
private static async getTrailerFromXPrime(title: string, year: number): Promise<string | null> {
try {
const controller = new AbortController();
const timeoutId = setTimeout(() => controller.abort(), this.TIMEOUT);
const url = `${this.XPRIME_URL}?title=${encodeURIComponent(title)}&year=${year}`;
logger.info('TrailerService', `Fetching trailer from XPrime for: ${title} (${year})`);
logger.info('TrailerService', `XPrime request URL: ${url}`);
logger.info('TrailerService', `XPrime timeout set to ${this.TIMEOUT}ms`);
const response = await fetch(url, {
method: 'GET',
headers: {
'Accept': 'text/plain',
'User-Agent': 'Nuvio/1.0',
},
signal: controller.signal,
});
clearTimeout(timeoutId);
logger.info('TrailerService', `XPrime response: status=${response.status} ok=${response.ok}`);
if (!response.ok) {
logger.warn('TrailerService', `XPrime failed: ${response.status} ${response.statusText}`);
return null;
}
const trailerUrl = await response.text();
logger.info('TrailerService', `XPrime raw URL length: ${trailerUrl ? trailerUrl.length : 0}`);
if (!trailerUrl || !this.isValidTrailerUrl(trailerUrl.trim())) {
logger.warn('TrailerService', `Invalid trailer URL from XPrime: ${trailerUrl}`);
return null;
}
const cleanUrl = trailerUrl.trim();
logger.info('TrailerService', `Successfully fetched trailer from XPrime: ${cleanUrl}`);
return cleanUrl;
} catch (error) {
if (error instanceof Error && error.name === 'AbortError') {
logger.warn('TrailerService', `XPrime request timed out after ${this.TIMEOUT}ms`);
} else {
const msg = error instanceof Error ? `${error.name}: ${error.message}` : String(error);
logger.error('TrailerService', `Error fetching from XPrime: ${msg}`);
}
return null;
}
}
/**
* Validates if the provided string is a valid trailer URL
* @param url - The URL to validate
* @returns boolean - True if valid, false otherwise
*/
private static isValidTrailerUrl(url: string): boolean {
try {
const urlObj = new URL(url);
// Check if it's a valid HTTP/HTTPS URL
if (!['http:', 'https:'].includes(urlObj.protocol)) {
return false;
}
// Check for common video streaming domains/patterns
const validDomains = [
'theplatform.com',
'youtube.com',
'youtu.be',
'vimeo.com',
'dailymotion.com',
'twitch.tv',
'amazonaws.com',
'cloudfront.net',
'googlevideo.com', // Google's CDN for YouTube videos
'sn-aigl6nzr.googlevideo.com', // Specific Google CDN servers
'sn-aigl6nze.googlevideo.com',
'sn-aigl6nsk.googlevideo.com',
'sn-aigl6ns6.googlevideo.com'
];
const hostname = urlObj.hostname.toLowerCase();
const isValidDomain = validDomains.some(domain =>
hostname.includes(domain) || hostname.endsWith(domain)
);
// Special check for Google Video CDN (YouTube direct streaming URLs)
const isGoogleVideoCDN = hostname.includes('googlevideo.com') ||
hostname.includes('sn-') && hostname.includes('.googlevideo.com');
// Check for video file extensions or streaming formats
const hasVideoFormat = /\.(mp4|m3u8|mpd|webm|mov|avi|mkv)$/i.test(urlObj.pathname) ||
url.includes('formats=') ||
url.includes('manifest') ||
url.includes('playlist');
return isValidDomain || hasVideoFormat || isGoogleVideoCDN;
} catch {
return false;
}
}
/**
* Extracts the best video format URL from a multi-format URL
* @param url - The trailer URL that may contain multiple formats
* @returns string - The best format URL for mobile playback
*/
static getBestFormatUrl(url: string): string {
// If the URL contains format parameters, try to get the best one for mobile
if (url.includes('formats=')) {
// Prefer M3U (HLS) for better mobile compatibility
if (url.includes('M3U')) {
// Try to get M3U without encryption first, then with encryption
const baseUrl = url.split('?')[0];
const best = `${baseUrl}?formats=M3U+none,M3U+appleHlsEncryption`;
logger.info('TrailerService', `Optimized format URL from M3U: ${best.substring(0, 80)}...`);
return best;
}
// Fallback to MP4 if available
if (url.includes('MPEG4')) {
const baseUrl = url.split('?')[0];
const best = `${baseUrl}?formats=MPEG4`;
logger.info('TrailerService', `Optimized format URL from MPEG4: ${best.substring(0, 80)}...`);
return best;
}
}
// Return the original URL if no format optimization is needed
logger.info('TrailerService', 'No format optimization applied');
return url;
}
/**
* Checks if a trailer is available for the given title and year
* @param title - The movie/series title
* @param year - The release year
* @returns Promise<boolean> - True if trailer is available
*/
static async isTrailerAvailable(title: string, year: number): Promise<boolean> {
logger.info('TrailerService', `Checking trailer availability for: ${title} (${year})`);
const trailerUrl = await this.getTrailerUrl(title, year);
logger.info('TrailerService', `Trailer availability for ${title} (${year}): ${trailerUrl ? 'available' : 'not available'}`);
return trailerUrl !== null;
}
/**
* Gets trailer data with additional metadata
* @param title - The movie/series title
* @param year - The release year
* @returns Promise<TrailerData | null> - Trailer data or null if not found
*/
static async getTrailerData(title: string, year: number): Promise<TrailerData | null> {
logger.info('TrailerService', `getTrailerData for: ${title} (${year})`);
const url = await this.getTrailerUrl(title, year);
if (!url) {
logger.info('TrailerService', 'No trailer URL found for getTrailerData');
return null;
}
return {
url: this.getBestFormatUrl(url),
title,
year
};
}
/**
* Fetches trailer directly from a known YouTube URL
* @param youtubeUrl - The YouTube URL to process
* @param title - Optional title for logging/caching
* @param year - Optional year for logging/caching
* @returns Promise<string | null> - The direct streaming URL or null if failed
*/
static async getTrailerFromYouTubeUrl(youtubeUrl: string, title?: string, year?: string): Promise<string | null> {
try {
const controller = new AbortController();
const timeoutId = setTimeout(() => controller.abort(), this.TIMEOUT);
const params = new URLSearchParams();
params.append('youtube_url', youtubeUrl);
if (title) params.append('title', title);
if (year) params.append('year', year.toString());
const url = `${this.ENV_LOCAL_BASE}${this.ENV_LOCAL_TRAILER_PATH}?${params.toString()}`;
logger.info('TrailerService', `Fetching trailer directly from YouTube URL: ${youtubeUrl}`);
logger.info('TrailerService', `Direct trailer request URL: ${url}`);
const response = await fetch(url, {
method: 'GET',
headers: {
'Accept': 'application/json',
'User-Agent': 'Nuvio/1.0',
},
signal: controller.signal,
});
clearTimeout(timeoutId);
logger.info('TrailerService', `Direct trailer response: status=${response.status} ok=${response.ok}`);
if (!response.ok) {
logger.warn('TrailerService', `Direct trailer failed: ${response.status} ${response.statusText}`);
return null;
}
const data = await response.json();
if (!data.url || !this.isValidTrailerUrl(data.url)) {
logger.warn('TrailerService', `Invalid trailer URL from direct fetch: ${data.url}`);
return null;
}
logger.info('TrailerService', `Successfully got direct trailer: ${String(data.url).substring(0, 80)}...`);
return data.url;
} catch (error) {
if (error instanceof Error && error.name === 'AbortError') {
logger.warn('TrailerService', `Direct trailer request timed out after ${this.TIMEOUT}ms`);
} else {
const msg = error instanceof Error ? `${error.name}: ${error.message}` : String(error);
logger.error('TrailerService', `Error in direct trailer fetch: ${msg}`);
}
return null;
}
}
/**
* Switch between local server and XPrime API
* @param useLocal - true for local server, false for XPrime
*/
static setUseLocalServer(useLocal: boolean): void {
(this as any).USE_LOCAL_SERVER = useLocal;
logger.info('TrailerService', `Switched to ${useLocal ? 'local server' : 'XPrime API'}`);
}
/**
* Get current server status
* @returns object with server information
*/
static getServerStatus(): { usingLocal: boolean; localUrl: string; xprimeUrl: string; fallbackEnabled: boolean } {
return {
usingLocal: this.USE_LOCAL_SERVER,
localUrl: this.LOCAL_SERVER_URL,
xprimeUrl: this.XPRIME_URL,
fallbackEnabled: true // Always enabled now
};
}
/**
* Test both servers and return their status
* @returns Promise with server status information
*/
static async testServers(): Promise<{
localServer: { status: 'online' | 'offline'; responseTime?: number };
xprimeServer: { status: 'online' | 'offline'; responseTime?: number };
}> {
logger.info('TrailerService', 'Testing servers (local and XPrime)');
const results: {
localServer: { status: 'online' | 'offline'; responseTime?: number };
xprimeServer: { status: 'online' | 'offline'; responseTime?: number };
} = {
localServer: { status: 'offline' },
xprimeServer: { status: 'offline' }
};
// Test local server
try {
const startTime = Date.now();
const response = await fetch(`${this.AUTO_SEARCH_URL}?title=test&year=2023`, {
method: 'GET',
signal: AbortSignal.timeout(5000) // 5 second timeout
});
if (response.ok || response.status === 404) { // 404 is ok, means server is running
results.localServer = {
status: 'online',
responseTime: Date.now() - startTime
};
logger.info('TrailerService', `Local server online. Response time: ${results.localServer.responseTime}ms`);
}
} catch (error) {
const msg = error instanceof Error ? `${error.name}: ${error.message}` : String(error);
logger.warn('TrailerService', `Local server test failed: ${msg}`);
}
// Test XPrime server
try {
const startTime = Date.now();
const response = await fetch(`${this.XPRIME_URL}?title=test&year=2023`, {
method: 'GET',
signal: AbortSignal.timeout(5000) // 5 second timeout
});
if (response.ok || response.status === 404) { // 404 is ok, means server is running
results.xprimeServer = {
status: 'online',
responseTime: Date.now() - startTime
};
logger.info('TrailerService', `XPrime server online. Response time: ${results.xprimeServer.responseTime}ms`);
}
} catch (error) {
const msg = error instanceof Error ? `${error.name}: ${error.message}` : String(error);
logger.warn('TrailerService', `XPrime server test failed: ${msg}`);
}
logger.info('TrailerService', `Server test results -> local: ${results.localServer.status}, xprime: ${results.xprimeServer.status}`);
return results;
}
}
export default TrailerService;