#include "strpool.h"

void init_strpool(strpool_t *pool) {
    pool->ht.hash_func = (u32 (*)(const void *))smcc_strhash32;
    pool->ht.key_cmp = (int (*)(const void *, const void *))smcc_strcmp;
    hashmap_init(&pool->ht);
}

const char *strpool_intern(strpool_t *pool, const char *str) {
    void *existing = hashmap_get(&pool->ht, str);
    if (existing) {
        return existing;
    }

    usize len = smcc_strlen(str) + 1;
    char *new_str = smcc_malloc(len);
    if (!new_str) {
        LOG_ERROR("strpool: Failed to allocate memory for string");
        return NULL;
    }
    smcc_memcpy(new_str, str, len);

    hashmap_set(&pool->ht, new_str, new_str);
    return new_str;
}

void strpool_destroy(strpool_t *pool) { hashmap_drop(&pool->ht); }