#!/usr/bin/env python
'''
Quickstart for creating an/or extending the functionality of your SaltStack installation

    usage: salt-extend [-h] [--extension EXTENSION]
                   [--salt-directory SALT_DIRECTORY] [--name NAME]
                   [--description DESCRIPTION] [--no-merge]

    optional arguments:
      -h, --help            show this help message and exit
      --extension EXTENSION, -e EXTENSION
                            Extension type, e.g. 'module', 'state'.
      --salt-directory SALT_DIRECTORY, -o SALT_DIRECTORY
                            Directory where your salt installation is kept
                            (defaults to .).
      --name NAME, -n NAME  Module name.
      --description DESCRIPTION, -d DESCRIPTION
                            Short description of what the module does.
      --no-merge            Don't merge the module into the salt directory, keep
                            in a temp location
'''
import logging
from salt.scripts import salt_extend
import sys

PY26 = sys.version_info[0] == 2 and sys.version_info[1] == 6


def _parse_args_argparse():
    import argparse

    parser = argparse.ArgumentParser(description="Quickly boilerplate an extension to SaltStack")
    parser.add_argument(
        "--extension",
        "-e",
        help="Extension type, e.g. 'module', 'state'.")
    parser.add_argument(
        "--salt-directory",
        "-o",
        help="Directory where your salt installation is kept (defaults to .).")
    parser.add_argument(
        "--name",
        "-n",
        help="Module name.")
    parser.add_argument(
        "--description",
        "-d",
        help="Short description of what the module does.")
    parser.add_argument(
        "--no-merge",
        help="Don't merge the module into the salt directory, keep in a temp location",
        action="store_true")
    parser.add_argument(
        "--debug",
        help="Display detailed logs whilst applying templates",
        action="store_true")
    return parser.parse_args()


def _parse_args_optparse():
    from optparse import OptionParser

    parser = OptionParser(usage="Quickly boilerplate an extension to SaltStack")
    parser.add_option(
        "--extension",
        "-e",
        help="Extension type, e.g. 'module', 'state'.")
    parser.add_option(
        "--salt-directory",
        "-o",
        help="Directory where your salt installation is kept (defaults to .).")
    parser.add_option(
        "--name",
        "-n",
        help="Module name.")
    parser.add_option(
        "--description",
        "-d",
        help="Short description of what the module does.")
    parser.add_option(
        "--no-merge",
        help="Don't merge the module into the salt directory, keep in a temp location",
        action="store_true")
    parser.add_option(
        "--debug",
        help="Display detailed logs whilst applying templates",
        action="store_true")
    return parser.parse_args()


if __name__ == '__main__':
    if PY26:
        (args, _) = _parse_args_optparse()
    else:
        args = _parse_args_argparse()
    if args.debug:
        logging.basicConfig(level=logging.DEBUG)
    salt_extend(
        extension=args.extension,
        name=args.name,
        description=args.description,
        salt_dir=args.salt_directory,
        merge=not args.no_merge)