#include "conf.h"
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <unistd.h>

int main(void) {
    const char *home = getenv("HOME");
    if (!home) {
        perror("home");
        exit(EXIT_FAILURE);
    }

    /* Potentially scope this to preserve stack if thats an issue */
    char config_dir[256];
    char config_file[512];

    {
        snprintf(config_dir, sizeof(config_dir), "%s/.config", home);
        snprintf(config_file, sizeof(config_file), "%s/mytool.ini", config_dir);

        /* Ensure ~/.config exists */
        struct stat st;
        if (stat(config_dir, &st) == 0) {
            if (!S_ISDIR(st.st_mode)) {
                printf("Creating config directory\n");
                mkdir(config_dir, 0700);
                perror("mkdir ~/.config");
            }
        }

        /* Create config file */
        int fd = open(config_file, O_RDWR | O_CREAT, 0600);
        if (fd < 0) {
            perror("open mytool.ini");
            return 1;
        }
        close(fd);
    }

    FILE *f = fopen(config_file, "r");
    if (!f) {
        perror("fopen");
        return 1;
    }
    /* Parsing here ... */
    fclose(f);
    unlink(config_file);

    Config *cfg = config_load("config.ini");
    if (!cfg) {
        fprintf(stderr, "Failed to load config.ini\n");
        return 1;
    }

    const char *user = config_get(cfg, "username");
    const char *pass = config_get(cfg, "password");

    printf("Username: %s\n", user ? user : "(not set)");
    printf("Password: %s\n", pass ? pass : "(not set)");

    printf("-----\n");

    /* Iterate over config values */
    ConfigEntry *c = cfg->head;
    int          idx = 0;
    while ((c = config_get_next(c, &idx)) != NULL) {
        printf("%s = %s\n", c->key, c->value);
    }

    config_free(cfg);
    return 0;
}