#! /usr/bin/env python3

import dxf_export
import pcb_parser
import pcb_types

import argparse
import sys


def parse_args():
    parser = argparse.ArgumentParser('Convert GNU PCB footrpint to DXF.')
    parser.add_argument('-ifp',
                        '--in-footprint',
                        required=True,
                        help='GNU PCB footprint file (input, required)')
    parser.add_argument('-odxf',
                        '--out-dxf',
                        required=True,
                        help='DXF file (output, required)')
    args = parser.parse_args()
    return args


def read_footprint(file_name: str) -> pcb_types.Element:
    with open(file_name, 'r') as f:
        s = f.read()
    parser = pcb_parser.PcbFootprintParser(s)
    element = parser.parseElementBlock()
    return element


def write_dxf(fp: pcb_types.Element, file_name: str):
    dfw = dxf_export.DxfFootprintWriter()
    dfw.drawFootprint(fp)
    dfw.writeDxf(file_name)


def main():
    args = parse_args()
    fp = read_footprint(args.in_footprint)
    write_dxf(fp, args.out_dxf)


if __name__ == '__main__':
    main()