swag-shop/backend/app/services/user/register_service.py

65 lines
2.0 KiB
Python

import bcrypt
from typing import Tuple, Union
from mysql.connector import Error as mysqlError
import app.messages.api_responses.user_responses as response
import app.messages.api_errors as errors
from app.db import user_db
from app.mail.mail import send_mail
from app.models.user_model import User
from app.services.user import user_helper as helper
from app.messages.mail_responses.user_email import USER_EMAIL_SUCCESSFULLY_REGISTERED
def register(
username: str, displayname: str, email: str, password: str
) -> Tuple[Union[dict, str], int]:
"""
Registers a new user with the provided username, email, and password.
:param username: User's username.
:type username: str
:param email: User's email address.
:type email: str
:param password: User's password.
:type password: str
:return: Tuple containing a dictionary and an HTTP status code.
:rtype: Tuple[Union[dict, str], int]
"""
try:
if not helper.verify_username(username):
return response.INVALID_USERNAME_FORMAT
if not helper.verify_displayname(displayname):
return response.INVALID_DISPLAYNAME_FORMAT
if not helper.verify_email(email):
return response.INVALID_EMAIL_FORMAT
if not helper.verify_password(password):
return response.INVALID_PASSWORD_FORMAT
hashed_password = bcrypt.hashpw(password.encode("utf-8"), bcrypt.gensalt())
new_user: User = User(
username=username,
displayname=displayname,
email=email,
password=hashed_password,
)
user_db.insert_user(new_user)
except mysqlError as e:
if "email" in e.msg:
return response.EMAIL_ALREADY_IN_USE
if "username" in e.msg:
return response.USERNAME_ALREADY_IN_USE
return errors.UNKNOWN_DATABASE_ERROR(e)
send_mail(USER_EMAIL_SUCCESSFULLY_REGISTERED, new_user.email)
return response.USER_CREATED_SUCCESSFULLY