/*
 * Copyright (C) 2026 Joshua Vega
 *
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <https://www.gnu.org/licenses/>.
 */
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "config.h"

#define ARG_L_CONFIG_PATH "--config"
#define ARG_S_CONFIG_PATH "-c"

#define ARG_LEN_L_CONFIG_PATH 8
#define ARG_LEN_S_CONFIG_PATH 2

Config *config = NULL;

int parseArguments(int, char **);
void printHelp(void);

int main(int argc, char **argv) {
    if (parseArguments(argc, argv) != 0) {
        printHelp();
        return 0;
    }

    return 0;
}

int parseArguments(int argc, char **argv) {
    char configPath[1024];
    size_t configPathLength = 0;
    bool expectConfigPath = false;

    for (int argIndex = 1; argIndex < argc; argIndex++) {
        const char *arg = argv[argIndex];

        if (expectConfigPath) {
            size_t length = strlen(arg);
            if (length > 1024) {
                return 1;
            }

            memcpy(configPath, arg, length);
            configPath[length] = '\0';
            configPathLength = length + 1;

            printf("Loading config %s\n", configPath);
            expectConfigPath = false;
            continue;
        }

        if (!expectConfigPath &&
            (strncmp(arg, ARG_L_CONFIG_PATH, ARG_LEN_L_CONFIG_PATH) ||
             strncmp(arg, ARG_S_CONFIG_PATH, ARG_LEN_S_CONFIG_PATH))) {
            printf("Encountered config path argument.\n");
            expectConfigPath = true;
        } else {
            return 1;
        }
    }

    if (loadConfigFromFile(configPath, configPathLength, &config) != 0) {
        return -1;
    }

    return 0;
}

void printHelp(void) {
    /* TODO */
}