Implement User Account Deletion about baobab HOT 4 CLOSED

class UserAPI(SignupMixin, restful.Resource):

    @auth_required
    @marshal_with(user_fields)
    def get(self):
        user = db.session.query(AppUser).filter(AppUser.id==g.current_user['id']).first()
        return user

    def post(self):
        args = self.req_parser.parse_args()

        email = args['email']
        firstname = args['firstname']
        lastname = args['lastname']
        user_title = args['user_title']
        nationality_country_id = args['nationality_country_id']
        residence_country_id = args['residence_country_id']
        user_ethnicity = args['user_ethnicity']
        user_gender = args['user_gender']
        affiliation = args['affiliation']
        department = args['department']
        user_disability = args['user_disability']
        user_category_id = args['user_category_id']
        password = args['password']

        user = AppUser(
            email=email,
            firstname=firstname,
            lastname=lastname,
            user_title=user_title,
            nationality_country_id=nationality_country_id,
            residence_country_id=residence_country_id,
            user_ethnicity=user_ethnicity,
            user_gender=user_gender,
            affiliation=affiliation,
            department=department,
            user_disability=user_disability,
            user_category_id=user_category_id,
            password=password)

        db.session.add(user)

        try:
            db.session.commit()
        except IntegrityError:
            return EMAIL_IN_USE

        return {
            'id': user.id,
            'token': generate_token(user)
        }, 201
    
    def delete(self):
        '''
        The function that lets the user delete the account
        '''
        req_parser = reqparse.RequestParser()
        req_parser.add_argument('email', type=str, required=True)
        args = req_parser.parse_args()

        user = db.session.query(AppUser).filter(AppUser.email==args['email']).first()
        if user:

            user.is_deleted = True
            db.session.update(user)
            db.session.commit()
        return {}, 201