#!/usr/bin/env node

/**
 * Test script to verify progress bar fixes for transcoded videos
 * Run with: node test-progress-bar.mjs
 */

const BASE_URL = 'http://localhost:3000';

async function testProgressBar() {
  console.log('📊 Testing progress bar fixes for transcoded videos...\n');

  try {
    // Test 1: Check transcoding endpoint headers
    console.log('1. Testing transcoding endpoint headers...');
    const transcodeResponse = await fetch(`${BASE_URL}/api/stream/53/transcode`);
    if (transcodeResponse.ok) {
      const duration = transcodeResponse.headers.get('X-Content-Duration');
      const transcoded = transcodeResponse.headers.get('X-Transcoded');
      const acceptRanges = transcodeResponse.headers.get('Accept-Ranges');
      
      console.log(`✅ Transcoding headers:`);
      console.log(`   Duration: ${duration}s`);
      console.log(`   Transcoded: ${transcoded}`);
      console.log(`   Accept-Ranges: ${acceptRanges}`);
      
      if (duration && parseFloat(duration) > 0) {
        console.log(`✅ Duration is valid: ${duration}s`);
      } else {
        console.log(`❌ Duration is invalid: ${duration}`);
      }
    } else {
      console.log('❌ Transcoding endpoint not working');
    }

    // Test 2: Check direct streaming endpoint headers
    console.log('\n2. Testing direct streaming endpoint headers...');
    const directResponse = await fetch(`${BASE_URL}/api/stream/53`);
    if (directResponse.ok) {
      const duration = directResponse.headers.get('X-Content-Duration');
      const transcoded = directResponse.headers.get('X-Transcoded');
      
      console.log(`✅ Direct streaming headers:`);
      console.log(`   Duration: ${duration}s`);
      console.log(`   Transcoded: ${transcoded}`);
      
      if (duration && parseFloat(duration) > 0) {
        console.log(`✅ Duration is valid: ${duration}s`);
      } else {
        console.log(`❌ Duration is invalid: ${duration}`);
      }
    } else {
      console.log('❌ Direct streaming endpoint not working');
    }

    // Test 3: Test heartbeat with transcoding
    console.log('\n3. Testing heartbeat with transcoding...');
    const playerId = `progress_test_${Date.now()}`;
    const videoId = 53;
    
    // Start heartbeat
    const heartbeatResponse = await fetch(`${BASE_URL}/api/heartbeat`, {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({
        playerId,
        videoId
      })
    });
    
    if (heartbeatResponse.ok) {
      console.log(`✅ Heartbeat started for player: ${playerId}`);
      
      // Wait a bit
      await new Promise(resolve => setTimeout(resolve, 2000));
      
      // Stop heartbeat
      const disconnectResponse = await fetch(`${BASE_URL}/api/heartbeat`, {
        method: 'DELETE',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify({
          playerId
        })
      });
      
      if (disconnectResponse.ok) {
        console.log(`✅ Heartbeat stopped for player: ${playerId}`);
      }
    }

    // Test 4: Check process cleanup
    console.log('\n4. Checking process cleanup...');
    const processesResponse = await fetch(`${BASE_URL}/api/processes`);
    if (processesResponse.ok) {
      const processes = await processesResponse.json();
      console.log(`✅ Active processes: ${processes.count}`);
      if (processes.processes.length > 0) {
        console.log(`   Processes:`, processes.processes.map(p => `${p.videoId} (${p.duration}ms)`));
      }
    }

    console.log('\n🎉 Progress bar tests completed!');
    console.log('\n💡 The progress bar should now work correctly for transcoded videos with:');
    console.log('   - Proper duration display');
    console.log('   - No jumping during playback');
    console.log('   - Accurate progress calculation');

  } catch (error) {
    console.error('❌ Test failed:', error.message);
  }
}

// Run tests
testProgressBar();