import urllib.request
import json
import random

ENDPOINT = "https://appwrite.almeira.com.co/v1"
PROJECT_ID = "69b84df5003bd8957c5c"
BUCKET_ID = "media_bucket"
API_KEY = "standard_cce3cdb866ea6433888d40cedd24dc45987372308fdc3dd0697de08648c0e5c7e04b02c3bcee271403fd656b00a5820f04c08b51631284a6e8a3582d8aed2aa33234f3c29cc777e9b162eb54810b789251b0d006a9a3b081ebc2da53b9baa94614b124b3508ad849fd9a4187cc6094f506d4b57f409b69d9562a74df594f3ec3"

def check_system():
    print("=== VERIFICACIÓN DEL SISTEMA APPWRITE TRAS OPTIMIZACIÓN ===")
    
    # 1. List files via Appwrite API
    list_url = f"{ENDPOINT}/storage/buckets/{BUCKET_ID}/files?queries[0]=limit(25)"
    req = urllib.request.Request(list_url, headers={
        "X-Appwrite-Project": PROJECT_ID,
        "X-Appwrite-Key": API_KEY
    })
    
    with urllib.request.urlopen(req) as resp:
        data = json.loads(resp.read().decode('utf-8'))
        files = data.get('files', [])
        total = data.get('total', 0)
        print(f"✓ Total archivos reportados por Appwrite API: {total}")
        print(f"✓ Muestra obtenida: {len(files)} archivos.")

    # 2. Test HTTP download/view of 5 sample images
    print("\n--- Verificando descarga HTTP pública de imágenes ---")
    sample_files = random.sample(files, min(5, len(files)))
    for f in sample_files:
        fid = f['$id']
        name = f['name']
        mime = f['mimeType']
        size = f['sizeOriginal']
        
        view_url = f"{ENDPOINT}/storage/buckets/{BUCKET_ID}/files/{fid}/view?project={PROJECT_ID}"
        v_req = urllib.request.Request(view_url, headers={"User-Agent": "Mozilla/5.0"})
        with urllib.request.urlopen(v_req) as v_resp:
            status = v_resp.status
            c_len = v_resp.headers.get("Content-Length")
            c_type = v_resp.headers.get("Content-Type")
            print(f"  ✓ [{status}] ID: {fid} | {name[:30]} | {int(c_len):,} bytes | Type: {c_type}")

    # 3. Test Preview endpoint (on-the-fly transformation)
    print("\n--- Verificando endpoint de previsualización dinámica (/preview) ---")
    test_f = sample_files[0]
    prev_url = f"{ENDPOINT}/storage/buckets/{BUCKET_ID}/files/{test_f['$id']}/preview?project={PROJECT_ID}&width=300&output=webp"
    p_req = urllib.request.Request(prev_url, headers={"User-Agent": "Mozilla/5.0"})
    with urllib.request.urlopen(p_req) as p_resp:
        print(f"  ✓ [{p_resp.status}] Preview dinámico WebP: {p_resp.headers.get('Content-Type')}, tamaño: {p_resp.headers.get('Content-Length')} bytes")

    print("\n✅ TODAS LAS PRUEBAS DE INTEGRIDAD Y DISPONIBILIDAD PASARON EXITOSAMENTE.")

if __name__ == '__main__':
    check_system()