#!/usr/bin/env python3
# Zeiterfassung
import os.path

from lib.web_ui import *
from lib.admin import *
from lib.users import *
from lib.touchscreen import *
from lib.definitions import *
from lib.api import *
from lib.homepage import *

import json
import argparse

from lib.web_ui import hash_password

def commandline_header():
    message_string = f"{app_title} {app_version}"
    underline = ""
    for i in range(len(message_string)):
        underline += "-"
    print(message_string)
    print(underline)

def main():

    # Einstellungen einlesen
    data = load_adminsettings()
    port = int(data["port"])
    secret = data["secret"]

    list_users()

    #homepage()

    def startup_message():

        commandline_header()
        url_string = ""
        for i in list(app.urls):
            url_string += f"{i}, "
        url_string = url_string[0:-2]
        print("Oberfläche erreichbar unter: " + url_string)

    app.on_startup(startup_message)

    # Styling:
    ui.button.default_classes('normal-case')
    ui.button.default_props('rounded')
    ui.tab.default_classes('normal-case')
    ui.toggle.default_classes('normal-case')
    ui.toggle.default_props('rounded')
    ui.row.default_classes('items-baseline')

    ui.run(root=homepage, favicon='⏲', port=port, storage_secret=secret, language='de-DE', show_welcome_message=False)

if __name__ in ("__main__", "__mp_main__"):
    parser = argparse.ArgumentParser(description=f'{app_title} {app_version}')
    parser.add_argument('--admin-access', help='Zugangsdaten für Administrator einstellen', action="store_true")
    args = parser.parse_args()

    if is_docker():
        scriptpath = "/app"
        backupfolder = "/backup"

    if args.admin_access:
        commandline_header()
        print("Lade Administrationseinstellungen")
        admin_settings = load_adminsettings()
        print("Geben Sie den neuen Benutzernamen für den Administrationsbenutzer an:")
        admin_user = input()
        if admin_user == "":
            print("Ungültiger Benutzername. Breche ab.")
            quit()
        print("Geben Sie das neue Passwort für den Administrationsbenutzer ein:")
        admin_password = input()
        if admin_password == "":
            print("Ungültiges Passwort. Breche ab.")
            quit()
        print("Sie haben folgende Informationen eingegeben.")
        print(f"Benutzername: {admin_user}")
        print(f"Passwort: {admin_password}")
        print("Sollen diese Einstellungen übernommen werden? j=Ja")
        question = input()
        if question == "j":
            if not os.path.exists(userfolder):
                os.makedirs(userfolder)
                print("Kein Ordner mit Benutzerdaten gefunden. Lege ihn an.")
            if not os.path.exists(os.path.join(userfolder, admin_user)):
                print("Benutzer existiert noch nicht. Lege ihn an.")
                os.makedirs(os.path.join(userfolder, admin_user))
                start_date_dt = datetime.datetime.now()
                start_date = start_date_dt.strftime("%Y-%m-%d")
                settings_to_write = standard_usersettings
                settings_to_write["workhours"][start_date] = {}
                settings_to_write["fullname"] = "Administrator"
                settings_to_write["username"] = admin_user
                # API-Key erzeugen
                string_to_hash = f'{admin_user}_{datetime.datetime.now().timestamp()}'
                hash_string = hashlib.shake_256(bytes(string_to_hash, 'utf-8')).hexdigest(20)
                settings_to_write["api_key"] = hash_string
                for i in range(1, 8):
                    settings_to_write["workhours"][start_date][str(i)] = 0
                settings_to_write["workhours"][start_date]["vacation"] = 0
                with open(f"{userfolder}/{admin_user}/{usersettingsfilename}", 'w') as json_file:
                    json_dict = json.dumps(standard_usersettings, indent=4)
                    json_file.write(json_dict)
            current_user = user(admin_user)
            current_user.password = hash_password(admin_password)
            current_user.write_settings()
            admin_users_list = load_adminsettings()["admin_user"]
            admin_users_list[str(len(admin_users_list))] = admin_user
            write_adminsetting("admin_user", admin_users_list)
            print("Daten geschrieben")
            quit()
        else:
            print("Breche ab.")
            quit()

    main()