#!/usr/bin/env python
import sys
import argparse
import os
sys.path.append(os.path.join(os.path.dirname(os.path.abspath(__file__)),'..'))
from qfc import core

def parse_arguments():
    parser = argparse.ArgumentParser(description="Qfc: Quick command-line file competion")

    parser.add_argument("--search", type=str, help="Search string")  
    parser.add_argument("--stdout", type=str, help="Where to store result(defaut to stdout)")
    parser.set_defaults(func=cmd_get)

    args = parser.parse_args()
    return args.func(args)

def cmd_get(args):
    output = core.get_selected_command_or_input(args.search)
    if not output:
        output = ""
    if args.stdout:
        with open(args.stdout,'w+') as save_file:
            # the newline character is to make sure 'wc -l' executes correctly
            if output:
                output+="\n"
            save_file.write(output)
    else:
        print(output)


if __name__ == "__main__":
    parse_arguments()