let devToolsDetected = false;

// 메시지 수신
self.addEventListener('message', (event) => {
    if (event.data.type === 'devtools_detected') {
        devToolsDetected = true;
        console.log('DevTools detected - switching to fake sources');
    } else if (event.data.type === 'init') {
        devToolsDetected = event.data.devToolsDetected;
    }
});

// 네트워크 요청 가로채기
self.addEventListener('fetch', (event) => {
    const url = new URL(event.request.url);
    
    // JS 파일 요청인지 확인
    if (url.pathname.endsWith('.js') && devToolsDetected) {
        // main, login, index 폴더의 JS 파일들
        const protectedPaths = ['/main/', '/login/', '/index/'];
        const shouldProtect = protectedPaths.some(path => url.pathname.includes(path));
        
        if (shouldProtect) {
            console.log('Intercepting JS request:', url.pathname);
            
            // 가짜 코드 반환
            event.respondWith(
                new Response(generateFakeCode(url.pathname), {
                    headers: {
                        'Content-Type': 'application/javascript; charset=utf-8',
                        'Cache-Control': 'no-cache'
                    }
                })
            );
            return;
        }
    }
    
    // localStorage 체크
    if (url.pathname.endsWith('.js')) {
        event.respondWith(
            (async () => {
                // 일반적인 fetch 실행
                const response = await fetch(event.request);
                
                // DevTools 감지 상태 확인을 위한 추가 로직
                return response;
            })()
        );
        return;
    }
    
    // 일반 요청은 그대로 통과
    event.respondWith(fetch(event.request));
});

function generateFakeCode(pathname) {
    return `
// ============================================
// FILE: ${pathname}
// STATUS: PROTECTED - SOURCE ENCRYPTED
// ============================================
// This is not the actual source code
// Original implementation has been secured
// ============================================

(function() {
    'use strict';
    
    console.warn('Attempting to access protected source: ${pathname}');
    
    // Fake implementation
    const _obfuscated_${Math.random().toString(36).substr(2, 8)} = {
        ${generateFakeProperties()}
    };
    
    // Anti-debugging
    setInterval(function() {
        debugger;
    }, 100);
    
    // Prevent inspection
    (function infiniteDebugger() {
        try {
            debugger;
            setTimeout(infiniteDebugger, 50);
        } catch(e) {}
    })();
    
    console.error('Source code access denied');
    
})();

// ============================================
// Additional protection layers
// ============================================
${generateGarbageCode(50)}
`;
}

function generateFakeProperties() {
    let props = '';
    for (let i = 0; i < 20; i++) {
        props += `\n        prop_${i}: "${Math.random().toString(36).substr(2)}",`;
    }
    return props;
}

function generateGarbageCode(lines) {
    let code = '';
    for (let i = 0; i < lines; i++) {
        code += `var _0x${Math.random().toString(36).substr(2, 6)} = ${Math.random()};\n`;
    }
    return code;
}

// Service Worker 설치
self.addEventListener('install', (event) => {
    console.log('Anti-Debug Service Worker installed');
    self.skipWaiting();
});

// Service Worker 활성화
self.addEventListener('activate', (event) => {
    console.log('Anti-Debug Service Worker activated');
    event.waitUntil(clients.claim());
});