import sys, main, os, uservar

key = os.environ.get('MATRIX_KEY')

def checks():
    if uservar.ip is None:
        print("ERROR: IP variable empty")
        sys.exit()

    if uservar.heisenberg_bridge == True and not uservar.heisenbridge_owner:
        print("please fill in a matrix user")
        sys.exit()

    if uservar.appservice_discord_bridge and not uservar.appservice_discord_brige_client_id or not uservar.appservice_discord_bridge_token:
        print("ERROR: fill out all appservice variables")
        sys.exit()

    if key is None and uservar.add_key == False:
        homeserver_key = os.popen("pwgen -s 64 1").read()
        homeserver_key = main.func(homeserver_key)
        print("if ist durch")
        with open('/home/{}/.bashrc'.format(main.user), 'a') as f:
            f.write("export MATRIX_KEY={}".format(homeserver_key))
            f.close()
    elif key is not None and uservar.add_key == False:
        homeserver_key = key
    elif uservar.add_key == True:
        homeserver_key = uservar.homeserver_key