"""This is the main flask distribusi page"""
from datetime import timedelta
from flask import (
    render_template,
    redirect,
    url_for,
    session,
    send_from_directory,
)
from flask_login import (
    logout_user,
    login_required,
    current_user,
)
from flask_wtf.csrf import CSRFError
from app import create_app, login_manager
from usermodel import User

# Use upload form to populate filters
from forms.uploadform import UploadForm

# Interface! these are seperate files in main folder
from adminpage import AdminPage
from editor import Editor
from themeselector import ThemeSelector
from distribusiworkflow import DistribusiWorkflow
from distribusiselector import DistribusiSelector
from uploadpage import UploadPage

# UserPengguna
from statuspengguna.helper import ResetUserState
from statuspengguna.loginuser import LoginUser
from statuspengguna.registeruser import RegisterUser
from distribusisinfo import DistribusisInfo

APP = create_app()


@APP.before_request
def session_handler():
    session.permanent = True
    APP.permanent_session_lifetime = timedelta(minutes=30)


@APP.route("/")
def index():
    ResetUserState()
    uploadform = UploadForm()
    distribusis = DistribusisInfo.visibledistribusis()
    distribusies = {}
    for distribusi in distribusis:
        user = User.query.filter_by(id=distribusi.userid).first()
        singledistribusi = {
            "username": user.username,
            "term": distribusi.term,
            "course": distribusi.course,
            "year": distribusi.year,
            "tags": distribusi.tags.split(","),
        }
        distribusies[distribusi.distribusiname] = singledistribusi
    years = uploadform.academicyear.choices
    terms = uploadform.term.choices
    courses = uploadform.course.choices

    adminuser = isadminuser()
    template = render_template(
        "index.html",
        distribusies=distribusies,
        years=years,
        terms=terms,
        courses=courses,
        adminuser=adminuser,
    )
    return template


@APP.route("/distribusi", methods=["GET", "POST"])
@login_required
def distribusi():
    return DistribusiWorkflow()


@APP.route("/upload", methods=["POST"])
@login_required
def upload():
    uploadfolder = APP.config["UPLOAD_FOLDER"]
    return UploadPage(uploadfolder)


@APP.route("/theme", methods=["GET", "POST"])
@login_required
def theme():
    return ThemeSelector()


@APP.route("/editor", methods=["GET", "POST"])
@login_required
def editor():
    return Editor()


@APP.route("/selector", methods=["GET", "POST"])
@login_required
def selector():
    return DistribusiSelector()


@APP.route("/stash/<path:path>")
def distribusistash(path):
    return send_from_directory("stash", path)


@APP.route("/admin", methods=["GET", "POST"])
@login_required
def admin():
    if not isadminuser():
        return redirect(url_for("index"))
    return AdminPage()


@APP.route("/logout")
@login_required
def logout():
    logout_user()
    return redirect(url_for("index"))


@APP.route("/login", methods=["GET", "POST"])
def login():
    result = LoginUser()
    return result


@APP.route("/register", methods=["GET", "POST"])
def register():
    result = RegisterUser()
    return result


@APP.errorhandler(CSRFError)
def handle_csrf_error(e):
    return render_template("csrf_error.html", reason=e.description), 400


@login_manager.user_loader
def load_user(user_id):
    return User.query.get(int(user_id))


def isadminuser():
    if not current_user.is_authenticated:
        return False
    user = User.query.filter_by(email=current_user.email).first()
    return user.admin


if __name__ == "__main__":
    APP.debug = True
    APP.run(port=5000)