#!/usr/bin/env python3

import argparse
import sys
import rcc_format

if __name__ == "__main__":
    parser = argparse.ArgumentParser(
        description='Simple Resource Compiler for C++20',
        epilog='For more information check --help.',
    )
    mode = parser.add_subparsers(help='mode')

    dump_mode = mode.add_parser('dump',
            formatter_class=argparse.RawDescriptionHelpFormatter,
            description='Create a hexdump of [input](s) to [output]',
            epilog='''The header file will also contain:
 entries - an array of tuples of (input basename, span of data);
     get - a get convience function that will return the span of a supplied basename
All of these are constexpr.''',
    )
    dump_mode.set_defaults(func=rcc_format.dump)
    
    parser.add_argument('-o', '--output', type=argparse.FileType('wt'), default=sys.stdout, help='output header file (default: stdout)')
    parser.add_argument('-n', '--namespace', type=str, default='resources', help='namespace (default: resources)')
    parser.add_argument('input', type=argparse.FileType('rb'), nargs='+', help='input file(s)')

    args=parser.parse_args()

    args.func(args.input, args)