"""Confirm release completeness and anonymous individual downloads from the catalog."""
import argparse
import hashlib
import json
from pathlib import Path
import sqlite3
import urllib.request
from huggingface_hub import HfApi
from asset_client import AssetCatalog

ROOT=Path(__file__).resolve().parents[1]
def main():
    p=argparse.ArgumentParser();p.add_argument('--repo',default='Visecall/effectlab-transition-assets');p.add_argument('--release',default='assets-v2');args=p.parse_args()
    cache=ROOT/'.cache/anonymous-download';cache.mkdir(parents=True,exist_ok=True)
    url=f'https://huggingface.co/datasets/{args.repo}/resolve/{args.release}/catalog.db'
    request=urllib.request.Request(url,headers={'User-Agent':'effectLabAssets/1'})
    with urllib.request.urlopen(request,timeout=180) as response:
        remote_db=response.read();assert len(remote_db)==(ROOT/'catalog.db').stat().st_size
    assert hashlib.sha256(remote_db).hexdigest()==hashlib.sha256((ROOT/'catalog.db').read_bytes()).hexdigest()
    database=cache/'catalog.db';database.write_bytes(remote_db)
    db=sqlite3.connect(database);db.row_factory=sqlite3.Row
    files={r[0] for column in ('package_path','preview_path','poster_path') for r in db.execute('SELECT '+column+' FROM effects WHERE '+column+' IS NOT NULL')}
    remote=set(HfApi(token=False).list_repo_files(args.repo,repo_type='dataset',revision=args.release))
    assert files<=remote,f'{len(files-remote)} declared files missing remotely'
    client=AssetCatalog(database,cache);selected=[]
    def sample(id,role):
        rows=client.files(id,role)
        assert rows,f'missing {role} for {id}'
        row=rows[0];local=client.fetch(row);selected.append({'path':row['path'],'role':role,'bytes':local.stat().st_size,'sha256':row['sha256']})
        print(f'Anonymous download verified: {role} {row["path"]}',flush=True)
    first=db.execute("SELECT id FROM effects WHERE render_status='ready' ORDER BY id LIMIT 1").fetchone()[0]
    odd=db.execute("SELECT id FROM effects WHERE preview_width=99 AND preview_height=100 LIMIT 1").fetchone()[0]
    gif=db.execute("SELECT id FROM effects WHERE preview_format='GIF'").fetchone()[0]
    sample(first,'preview');sample(first,'poster');sample(first,'package')
    sample(odd,'preview');sample(gif,'preview')
    result={'repo':args.repo,'revision':args.release,'anonymous_catalog_download':True,'catalog_sha256':hashlib.sha256(remote_db).hexdigest(),
        'declared_files':len(files),'remote_files':len(remote),'missing_declared_files':0,'samples':selected,'token_required':False}
    (ROOT/'remote_verification_v2.local.json').write_text(json.dumps(result,indent=2)+'\n',encoding='utf-8')
    print(json.dumps({k:v for k,v in result.items() if k!='samples'}));client.close();db.close();return 0
if __name__=='__main__':raise SystemExit(main())