from flask import request, flash, render_template, redirect, url_for
from flask_login import login_user
from wtforms import Form, StringField, validators

from app.auth.base import auth_bp
from app.log import LOG
from app.models import User


class LoginForm(Form):
    email = StringField("Email", validators=[validators.DataRequired()])
    password = StringField("Password", validators=[validators.DataRequired()])


@auth_bp.route("/login", methods=["GET", "POST"])
def login():
    form = LoginForm(request.form)

    if request.method == "POST":
        if form.validate():
            user = User.query.filter_by(email=form.email.data).first()

            if not user:
                flash("No such email", "warning")
                return render_template("auth/login.html", form=form)

            if not user.check_password(form.password.data):
                flash("Wrong password", "warning")
                return render_template("auth/login.html", form=form)

            LOG.debug("log user %s in", user)
            login_user(user)

            return redirect(url_for("dashboard.index"))

    return render_template("auth/login.html", form=form)