"""Seed script — creates an initial admin user if one doesn't exist.

Usage:
    python seed_admin.py

Credentials:
    username: admin
    password: Admin@1234

Change the password after first login via the admin panel.
"""

import os
os.environ.setdefault("SQLALCHEMY_DATABASE_URI", "sqlite:///liver_disease.db")
os.environ.setdefault("SKIP_ARTIFACT_CHECK", "true")

from app import create_app
from app.extensions import db, bcrypt
from app.models.user import User

app = create_app("development")

with app.app_context():
    existing = db.session.query(User).filter_by(username="admin").first()
    if existing:
        print("Admin user already exists — skipping.")
    else:
        hashed = bcrypt.generate_password_hash("Admin@1234").decode("utf-8")
        admin = User(
            username="admin",
            password=hashed,
            role="admin",
            status="active",
            failed_logins=0,
        )
        db.session.add(admin)
        db.session.commit()
        print("✓ Admin user created.")
        print("  Username : admin")
        print("  Password : Admin@1234")
        print("  Please change the password after first login.")