"""Meal Tracker — Flask application entry point."""

import os
from datetime import date

import click
from flask import Flask

from models import init_db, get_users_with_ntfy, get_all_households
from auth import auth_bp
from meals import meals_bp
from i18n import init_i18n
from ntfy import send_meal_reminder


def create_app() -> Flask:
    app = Flask(__name__)
    app.secret_key = os.environ.get("SECRET_KEY", "dev-secret-change-me")

    app.register_blueprint(auth_bp)
    app.register_blueprint(meals_bp)

    with app.app_context():
        init_db()

    init_i18n(app)

    # ── CLI commands ──
    @app.cli.command("send-reminders")
    @click.option("--date", default=None, help="Date to send reminders for (YYYY-MM-DD, default: today)")
    @click.option("--meal", default="both", type=click.Choice(["lunch", "dinner", "both"]),
                  help="Which meal to send reminders for (default: both)")
    @click.option("--base-url", default=None, help="Base URL of the app (default: $APP_BASE_URL or http://localhost:5000)")
    def send_reminders_command(date, meal, base_url):
        """Send ntfy meal reminders to all users who have ntfy configured."""
        target_date = date and __import__("datetime").datetime.strptime(date, "%Y-%m-%d").date() or date.today()
        fallback_url = base_url or os.environ.get("APP_BASE_URL", "http://localhost:5000")

        meal_types = ["lunch", "dinner"] if meal == "both" else [meal]
        total_sent = 0

        for household in get_all_households():
            for user in get_users_with_ntfy(household["id"]):
                user_base_url = user.get("base_url") or fallback_url
                for mt in meal_types:
                    ok = send_meal_reminder(
                        ntfy_url=user["ntfy_url"],
                        ntfy_token=user["ntfy_token"],
                        callback_token=user["callback_token"],
                        meal_type=mt,
                        for_date=target_date,
                        app_base_url=user_base_url,
                    )
                    if ok:
                        total_sent += 1
                        click.echo(f"  ✓ {user['username']} ({mt})")
                    else:
                        click.echo(f"  ✗ {user['username']} ({mt}) — failed")

        click.echo(f"\nSent {total_sent} reminder(s) for {target_date.isoformat()}.")

    return app


if __name__ == "__main__":
    app = create_app()
    app.run(host="0.0.0.0", port=5000, debug=True)