import click
from flask_security.changeable import admin_change_password
from sqlalchemy import select

from advlabdb import create_app
from advlabdb.model_independent_funs import randomPassword
from advlabdb.models import Admin, User, db


def _reset_admin_password(manage):
    click.echo("This script will generate a new random password for a chosen admin.\n")

    app = create_app(create_for_server=False)

    with app.app_context(), db.session.begin():
        admins = db.session.scalars(select(Admin).join(User).where(User.active is True)).all()
        activate_user = False

        if len(admins) == 0:
            click.echo("There is no admin with an active user. The user of the chosen admin will be activated.")
            admins = db.session.scalars(select(Admin)).all()
            activate_user = True

        num_admins = len(admins)

        prompt = "Admins:\n"
        for ind, admin in enumerate(admins):
            user = admin.user
            prompt += f"[{ind}] {user.first_name} {user.last_name}: {user.email}\n"
        prompt += f"Enter number [0-{num_admins - 1}]"

        admin_index = click.prompt(
            prompt,
            type=click.IntRange(0, num_admins - 1),
        )

        chosen_admin_user = admins[admin_index].user

        new_password = randomPassword()

        admin_change_password(
            chosen_admin_user, new_password, notify=False
        )  # Password is automatically hashed with this function

        if activate_user:
            chosen_admin_user.active = True

    manage.box(f"New password: {new_password}")

    click.echo(click.style("Done!", fg="green"))