#
#  Copyright 2024 The InfiniFlow Authors. All Rights Reserved.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
#

import base64
import click
import re

from quart import Quart
from werkzeug.security import generate_password_hash

from api.db.services import UserService


@click.command("reset-password", help="Reset the account password.")
@click.option("--email", prompt=True, help="The email address of the account whose password you need to reset")
@click.option("--new-password", prompt=True, help="the new password.")
@click.option("--password-confirm", prompt=True, help="the new password confirm.")
def reset_password(email, new_password, password_confirm):
    if str(new_password).strip() != str(password_confirm).strip():
        click.echo(click.style("sorry. The two passwords do not match.", fg="red"))
        return
    user = UserService.query(email=email)
    if not user:
        click.echo(click.style("sorry. The Email is not registered!.", fg="red"))
        return
    encode_password = base64.b64encode(new_password.encode("utf-8")).decode("utf-8")
    password_hash = generate_password_hash(encode_password)
    user_dict = {"password": password_hash}
    UserService.update_user(user[0].id, user_dict)
    click.echo(click.style("Congratulations! Password has been reset.", fg="green"))


@click.command("reset-email", help="Reset the account email.")
@click.option("--email", prompt=True, help="The old email address of the account whose email you need to reset")
@click.option("--new-email", prompt=True, help="the new email.")
@click.option("--email-confirm", prompt=True, help="the new email confirm.")
def reset_email(email, new_email, email_confirm):
    if str(new_email).strip() != str(email_confirm).strip():
        click.echo(click.style("Sorry, new email and confirm email do not match.", fg="red"))
        return
    if str(new_email).strip() == str(email).strip():
        click.echo(click.style("Sorry, new email and old email are the same.", fg="red"))
        return
    user = UserService.query(email=email)
    if not user:
        click.echo(click.style("sorry. the account: [{}] not exist .".format(email), fg="red"))
        return
    if not re.match(r"^[\w\._-]+@([\w_-]+\.)+[\w-]{2,4}$", new_email):
        click.echo(click.style("sorry. {} is not a valid email. ".format(new_email), fg="red"))
        return
    new_user = UserService.query(email=new_email)
    if new_user:
        click.echo(click.style("sorry. the account: [{}] is exist .".format(new_email), fg="red"))
        return
    user_dict = {"email": new_email}
    UserService.update_user(user[0].id, user_dict)
    click.echo(click.style("Congratulations!, email has been reset.", fg="green"))


def register_commands(app: Quart):
    app.cli.add_command(reset_password)
    app.cli.add_command(reset_email)