/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Lesser 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 Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <mastodont_account.h>
#include <mastodont_request.h>
#include <mastodont_json_helper.h>

struct mstdnt_account_args
{
    struct mstdnt_account* acct;
    size_t* size;
};

void _mstdnt_val_account_call(cJSON* v, void* _type)
{
    struct mstdnt_account* type = _type;

    mstdnt_account_from_json(type, v->child);
}

void _mstdnt_val_malloc_account_call(cJSON* v, void* _type)
{
    struct mstdnt_account** type = _type;

    *type = calloc(1, sizeof(struct mstdnt_account));

    if (*type)
        mstdnt_account_from_json(*type, v->child);
}

int mstdnt_account_from_result(struct mstdnt_fetch_results* results,
                               struct mstdnt_storage* storage,
                               struct mstdnt_account* acct,
                               size_t* size)
{
    cJSON* root;
    root = cJSON_ParseWithLength(results->response, results->size);

    memset(acct, 0, sizeof(struct mstdnt_account));

    if (root == NULL)
    {
        return 1;
    }
    storage->root = root;
    storage->needs_cleanup = 1;

    mstdnt_account_from_json(acct, root->child);
    return 0;
}

static int mstdnt_account_callback(struct mstdnt_fetch_results* results,
                                   struct mstdnt_storage* storage,
                                   void* _args)
{
    struct mstdnt_account_args* args = _args;
    return mstdnt_account_from_result(results, storage, args->acct, args->size);
}


int mastodont_get_account(mastodont_t* data,
                          int lookup, /* TODO move into separate function for consistancy */
                          char* id,
                          struct mstdnt_account* acct,
                          struct mstdnt_storage* storage,
                          size_t* size)
{
    struct mstdnt_account_args acct_args = { acct, size };
    /* Url */
    char url[MSTDNT_URLSIZE] = { 0 };
    snprintf(url, MSTDNT_URLSIZE,
             lookup ? "api/v1/accounts/%s" : "api/v1/accounts/lookup?acct=%s",
             id);
    
    struct mastodont_request_args req_args = {
        storage,
        url,
        NULL, 0,
        NULL, 0,
        CURLOPT_HTTPGET,
        &acct_args, /* args */
        mstdnt_account_callback, /* callback */
    };
    
    return mastodont_request(data, &req_args);
}


int mstdnt_account_from_json(struct mstdnt_account* acct, cJSON* js)
{
    cJSON* v;
    
    /* Zero out */
    memset(acct, 0, sizeof(struct mstdnt_account));

    struct _mstdnt_val_ref refs[] = {
        { "id", &(acct->id), _mstdnt_val_string_call },
        { "username", &(acct->username), _mstdnt_val_string_call },
        { "acct", &(acct->acct), _mstdnt_val_string_call },
        { "display_name", &(acct->display_name), _mstdnt_val_string_call },
        { "created_at", &(acct->created_at), _mstdnt_val_string_call },
        { "note", &(acct->note), _mstdnt_val_string_call },
        { "url", &(acct->url), _mstdnt_val_string_call },
        { "avatar", &(acct->avatar), _mstdnt_val_string_call },
        { "avatar_static", &(acct->avatar_static), _mstdnt_val_string_call },
        { "header", &(acct->header), _mstdnt_val_string_call },
        { "header_static", &(acct->header_static), _mstdnt_val_string_call },
        { "last_status_at", &(acct->last_status_at), _mstdnt_val_string_call },
        { "mute_expires_at", &(acct->mute_expires_at), _mstdnt_val_string_call },
        { "locked", &(acct->locked), _mstdnt_val_bool_call },
        { "bot", &(acct->bot), _mstdnt_val_bool_call },
        { "statuses_count", &(acct->statuses_count), _mstdnt_val_uint_call },
        { "followers_count", &(acct->followers_count), _mstdnt_val_uint_call },
        { "following_count", &(acct->following_count), _mstdnt_val_uint_call },
    };
    
    for (v = js; v; v = v->next)
    {
        _mstdnt_key_val_ref(v, refs, _mstdnt_arr_len(refs));
    }
}


int mstdnt_account_action(mastodont_t* data,
                          char* id,
                          struct mstdnt_storage* storage,
                          struct mstdnt_relationship* rel,
                          char* url_str)
{
    char url[MSTDNT_URLSIZE];
    snprintf(url, MSTDNT_URLSIZE, url_str, id);

    struct mastodont_request_args req_args = {
        storage,
        url,
        NULL, 0,
        NULL, 0,
        CURLOPT_POST,
        rel,
        _mstdnt_relationship_result_callback
    };

    return mastodont_request(data, &req_args);
}


/* These are all the same */
MSTDNT_ACCOUNT_ACTION_DECL(follow)
MSTDNT_ACCOUNT_ACTION_FUNC_URL("follow")
    
MSTDNT_ACCOUNT_ACTION_DECL(unfollow)
MSTDNT_ACCOUNT_ACTION_FUNC_URL("unfollow")
    
MSTDNT_ACCOUNT_ACTION_DECL(mute)
MSTDNT_ACCOUNT_ACTION_FUNC_URL("mute")
    
MSTDNT_ACCOUNT_ACTION_DECL(unmute)
MSTDNT_ACCOUNT_ACTION_FUNC_URL("unmute")
    
MSTDNT_ACCOUNT_ACTION_DECL(block)
MSTDNT_ACCOUNT_ACTION_FUNC_URL("block")
    
MSTDNT_ACCOUNT_ACTION_DECL(unblock)
MSTDNT_ACCOUNT_ACTION_FUNC_URL("unblock")
    
MSTDNT_ACCOUNT_ACTION_DECL(subscribe)
MSTDNT_ACCOUNT_ACTION_FUNC_URL("subscribe")
    
MSTDNT_ACCOUNT_ACTION_DECL(unsubscribe)
MSTDNT_ACCOUNT_ACTION_FUNC_URL("unsubscribe")