#!/usr/bin/env python3

import os
import sys
import subprocess


if len(sys.argv) != 2:
    raise RuntimeError("You should provide task name")

WORKING_DIR = "/".join(os.path.abspath(__file__).split('/')[:-1])


os.chdir(WORKING_DIR)

if os.path.exists("task"):
    rm_process = subprocess.Popen(["rm -rf %s" % (WORKING_DIR + "/task")], shell=True)
    rm_process.wait()

ln_dir = WORKING_DIR + "/../%s" % sys.argv[1]
if not ln_dir.endswith('/'):
    ln_dir += '/'

print("moving to " + ln_dir)

ln_process = subprocess.Popen(["ln -s %s %s/task" % (ln_dir, WORKING_DIR)], shell=True)
ln_process.wait()