WebAdminPanel/apps/auth.py

from flask import Blueprint,render_template,request,redirect,url_for,session
from werkzeug.security import check_password_hash

from database.models import WebUser

auth = Blueprint('auth',__name__)

@auth.route("/")
@auth.route("/login",methods=["GET"])
def login_template():
    return render_template("login.html")

@auth.route("/login",methods=["POST"])
def login():
    username = request.form.get("username")
    password = request.form.get("password")
    
    if (not username) or (not password):
        return "Enter username/password"
    
    # TODO: Write simple frontened (if username is None or password is None)
    if (WebUser.userExists(username)):
        user = WebUser.get(WebUser.username == username)

        if ( check_password_hash(user.password_hash,password)):
            session["username"] = username
            return redirect(url_for("admin.admin_page"))
        else:
            return "Password not valid"
    return "User not exist"

@auth.route("/logout")
def logout():
    # Logout from account
    return redirect(url_for("auth.login"))