#!/usr/bin/env python

"""Run the Icarus simulator.

This script automatically adds Icarus source folder to the PYTHONPATH and then

executes the simulator according to the settings specified in the provided

configuration file.

"""

import sys

import os

import argparse

def main():

    src_dir = os.path.abspath(os.path.dirname(__file__))

    sys.path.insert(0, src_dir)

    from icarus import __version__

    from icarus.run import run

    parser = argparse.ArgumentParser(description=__doc__)

    parser.add_argument("-r", "--results", dest="results",

                        help='the file on which results will be saved',

                        required=True)

    parser.add_argument("-c", "--config-override", dest="config_override", action="append",

                        help='override specific key=value parameter of configuration file',

                        required=False)

    parser.add_argument("config",

                        help="configuration file")

    parser.add_argument('-v', '--version', action='version',

                        version="icarus {}".format(__version__))

    args = parser.parse_args()

    config_override = dict(c.split("=") for c in args.config_override) \

                      if args.config_override else None

    run(args.config, args.results, config_override)

if __name__ == "__main__":

    main()