#include "compressor.h"
#include <stdio.h>
#include <string.h>

static void print_help(void) {
    printf("Binary compressor using Huffman coding\n");
    printf("Usage:\n");
    printf("  ./compressor -c input output\n");
    printf("  ./compressor -d input output\n");
    printf("  ./compressor -h\n");
}

int main(int argc, char *argv[]) {
    if (argc < 2) {
        print_help();
        return 1;
    }

    if (strcmp(argv[1], "-h") == 0) {
        print_help();
        return 0;
    }

    if (argc != 4) {
        print_help();
        return 1;
    }

    if (strcmp(argv[1], "-c") == 0)
        return pack_binary(argv[2], argv[3]);

    if (strcmp(argv[1], "-d") == 0)
        return unpack_binary(argv[2], argv[3]);

    print_help();
    return 1;
}