from mailu import manager, db
from mailu.admin import models


@manager.command
def flushdb():
    """ Flush the database
    """
    db.drop_all()


@manager.command
def initdb():
    """ Initialize the database
    """
    db.create_all()


@manager.command
def admin(localpart, domain_name, password):
    """ Create an admin user
    """
    domain = models.Domain.query.get(domain_name)
    if not domain:
        domain = models.Domain(name=domain_name)
        db.session.add(domain)
    user = models.User(
        localpart=localpart,
        domain=domain,
        global_admin=True
    )
    user.set_password(password)
    db.session.add(user)
    db.session.commit()


@manager.command
def user(localpart, domain_name, password, hash_scheme='SHA512-CRYPT'):
    """ Create a user
    """
    domain = models.Domain.query.get(domain_name)
    if not domain:
        domain = models.Domain(name=domain_name)
        db.session.add(domain)
    user = models.User(
        localpart=localpart,
        domain=domain,
        global_admin=False
    )
    user.set_password(password, hash_scheme=hash_scheme)
    db.session.add(user)
    db.session.commit()

@manager.command
def user_import(localpart, domain_name, password_hash, hash_scheme='SHA512-CRYPT'):
    """ Import a user along with password hash. Available hashes:
                   'SHA512-CRYPT'
                   'SHA256-CRYPT'
                   'MD5-CRYPT'
                   'CRYPT'
    """
    domain = models.Domain.query.get(domain_name)
    if not domain:
        domain = models.Domain(name=domain_name)
        db.session.add(domain)
    user = models.User(
        localpart=localpart,
        domain=domain,
        global_admin=False
    )
    user.set_password(password_hash, hash_scheme=hash_scheme, raw=True)
    db.session.add(user)
    db.session.commit()


@manager.command
def alias(localpart, domain_name, destination):
    """ Create an alias
    """
    domain = models.Domain.query.get(domain_name)
    if not domain:
        domain = models.Domain(name=domain_name)
        db.session.add(domain)
    alias = models.Alias(
        localpart=localpart,
        domain=domain,
        destination=destination.split(','),
        email="%s@%s" % (localpart, domain_name)
    )
    db.session.add(alias)
    db.session.commit()


if __name__ == "__main__":
    manager.run()