#!/usr/bin/env python
"""
    setup_usr.py <src> <base_user_dir> <username>

    sets up directory structure for a user <username> under <base_user_dir>, copying files
    and directories as needed from <src>
"""

import sys, os, re, shutil, getopt, traceback
import distutils.sysconfig
import distutils.dir_util

pisexml_dir = "src/main/resources/pisexml"
_prog = os.path.split(sys.argv[0])[1]

def usage():
    sys.exit("usage: " + _prog + __doc__)

if __name__ == '__main__':
    if len(sys.argv) < 4:
        usage()
    src_dir = sys.argv[1]
    base_user_dir= sys.argv[2]
    username = sys.argv[3]

    target_dir = os.path.join(base_user_dir, username, "build")

    try:
        path = os.path.join(base_user_dir, username)
        if not os.path.exists(path):
            os.mkdir (path)
        path = os.path.join(base_user_dir, username, "build")
        if not os.path.exists(path):
            os.mkdir (path)
        path = os.path.join(base_user_dir, username, "logs")
        if not os.path.exists(path):
            os.mkdir (path)

        path = os.path.join(target_dir, "upload");
        if not os.path.exists(path):
            os.mkdir (path)

        path = os.path.join(target_dir, "sdk");
        if os.path.exists(path):
            sys.exit(path + " already exists")
        distutils.dir_util.copy_tree(os.path.join(src_dir, "sdk"), path)

        path = os.path.join(target_dir, "web");
        if os.path.exists(path):
            sys.exit(path + " already exists")
        distutils.dir_util.copy_tree(os.path.join(src_dir, "web"), path)

        path = os.path.join(target_dir, "pisexml");
        if os.path.exists(path):
            sys.exit(path + " already exists")
        distutils.dir_util.copy_tree(os.path.join(target_dir, "sdk", pisexml_dir), path)
    except:
        print '-'*60
        traceback.print_exc(file=sys.stderr)
        print '-'*60
        sys.exit(sys.exc_info()[0].__name__ + ": " + str(sys.exc_info()[1]))