#include "passgen/pattern/env.h"

#include "passgen/util/utf8.h"

#include "passgen/wordlist.h"

#include <stdlib.h>

#include <string.h>

void passgen_env_init(passgen_env *env, passgen_random *random) {

    env->depth_limit = 1024;

    env->random = random;

    passgen_hashmap_init(&env->wordlists, &passgen_hashmap_context_utf8);

    passgen_hashmap_init(&env->presets, &passgen_hashmap_context_utf8);

}

static int wordlist_entry_free(void *user, passgen_hashmap_entry *entry) {

    (void) user;

    free((void *) entry->key);

    passgen_wordlist_free(entry->value);

    free(entry->value);

    return 0;

}

void passgen_env_free(passgen_env *env) {

    if(env->random) {

        passgen_random_free(env->random);

    }

    passgen_hashmap_foreach(&env->wordlists, NULL, wordlist_entry_free);

    passgen_hashmap_free(&env->wordlists);

    passgen_hashmap_free(&env->presets);

}

int passgen_env_wordlist_add(

    passgen_env *env,

    char *name,

    FILE *file,

    size_t markov_length) {

    passgen_wordlist *wordlist = malloc(sizeof(passgen_wordlist));

    passgen_hashmap_insert(&env->wordlists, name, wordlist);

    passgen_wordlist_init(wordlist, file, markov_length);

    return 0;

}

int passgen_env_config(passgen_env env, FILE *file) {

    (void) env;

    (void) file;

    // TODO: implement

    return 1;

}