# Exercice 2

import asyncio, random, time

section = "Téléchargement de fichiers"
print(f"=" * (len(section) + 4))
print(section)
print(f"=" * (len(section) + 4))

async def random_number():
    return random.uniform(1.0, 5.0)

async def download_file(file_id: int):
    download_time = await random_number()
    await asyncio.sleep(download_time)
    return f"fichier_{file_id}.zip", download_time

async def file_downloader(downloads: int = 5):
    start_time = time.perf_counter()
    tasks = []
    
    for i in range(1, downloads + 1):
        task = asyncio.create_task(download_file(i))
        tasks.append(task)
    
    slowest_file = None
    slowest_time = 0
    
    for task in asyncio.as_completed(tasks):
        filename, download_time = await task
        print(f"{filename}: {download_time:.2f}s")
        
        if download_time > slowest_time:
            slowest_time = download_time
            slowest_file = filename
    
    total_time = time.perf_counter() - start_time
    print(f"\nTemps total: {total_time:.2f}s")
    print(f"Fichier le plus lent: {slowest_file} ({slowest_time:.2f}s)")

if __name__ == "__main__":
    asyncio.run(file_downloader())