#define _GNU_SOURCE
#include "util.h"


#define PBSTR "========================================"
#define PBWIDTH 40

char *abspath(const char *path) {
    wordexp_t w;
    wordexp(path, &w, 0);

    char *abs = canonicalize_file_name(w.we_wordv[0]);
    if (abs == NULL) {
        return NULL;
    }
    abs = realloc(abs, strlen(abs) + 2);
    strcat(abs, "/");

    wordfree(&w);
    return abs;
}

char *expandpath(const char *path) {
    wordexp_t w;
    wordexp(path, &w, 0);

    char * expanded = malloc(strlen(w.we_wordv[0]) + 2);
    strcpy(expanded, w.we_wordv[0]);
    strcat(expanded, "/");

    wordfree(&w);
    return expanded;
}

void progress_bar_print(double percentage, size_t tn_size, size_t index_size) {

    static int last_val = 0;
    int val = (int) (percentage * 100);
    if (last_val == val || val > 100 || index_size < 1024) {
        return;
    }
    last_val = val;

    int lpad = (int) ((percentage + 0.01) * PBWIDTH);
    int rpad = PBWIDTH - lpad;

    char tn_unit;
    if (tn_size > 1000 * 1000 * 1000) {
        tn_size = tn_size / 1000 / 1000 / 1000;
        tn_unit = 'G';
    } else {
        tn_size = tn_size / 1000 / 1000;
        tn_unit = 'M';
    }

    char index_unit;
    if (index_size > 1000 * 1000 * 1000) {
        index_size = index_size / 1000 / 1000 / 1000;
        index_unit = 'G';
    } else {
        index_size = index_size / 1000 / 1000;
        index_unit = 'M';
    }

    printf(
            "\r%3d%%[%.*s>%*s] TN:%3d%c IDX:%3d%c",
            val, lpad, PBSTR, rpad, "",
            (int) tn_size, tn_unit,
            (int) index_size, index_unit
    );
    fflush(stdout);
}

GHashTable *incremental_get_table() {
    GHashTable *file_table = g_hash_table_new(g_direct_hash, g_direct_equal);
    return file_table;
}