/*
 * 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 <string.h>
#include <stdlib.h>
#include "mastodont_fetch.h"
#include "mastodont_timeline.h"

int mastodont_timeline_public(mastodont_t* data,
                              struct mstdnt_timeline_public_args* args,
                              struct mstdnt_storage* storage,
                              struct mstdnt_status* statuses[],
                              size_t* size)
{
    int res;
    cJSON* root, *status_j_list;
    size_t i = 0;
    struct mstdnt_fetch_results results = { 0 };
    
    /* Default args */
    struct mstdnt_timeline_public_args _args;
    if (args == NULL)
    {
        _args.local = 0; /* Defaults to false */
        _args.remote = 0;
        _args.only_media = 0;
        _args.max_id = NULL;
        _args.since_id = NULL;
        _args.min_id = NULL;
        _args.limit = 20;
        args = &_args;
    }
    storage->needs_cleanup = 0;

    res = mastodont_fetch_curl(data, "api/v1/timelines/public", &results);

    root = cJSON_ParseWithLength(results.response, results.size);
    if (root == NULL)
    {
        const char* jerror = cJSON_GetErrorPtr();
        if (jerror)
            fprintf(stderr, "cJSON_Parse: %s\n", jerror);
        goto cleanup;
    }
    storage->root = root;
    storage->needs_cleanup = 1;

    if (!cJSON_IsArray(root))
    {
        /* Likely an error */
        goto cleanup;
    }

    if (size) *size = cJSON_GetArraySize(root);

    /* malloc array - cJSON does a loop to count, let's do it once preferably */
    *statuses = malloc((size ? *size : cJSON_GetArraySize(root))
                       * sizeof(struct mstdnt_status));
    if (*statuses == NULL)
    {
        perror("malloc");
        goto cleanup;
    }
    
    cJSON_ArrayForEach(status_j_list, root)
    {
        mstdnt_load_status_from_json((*statuses) + i++, status_j_list->child);
    }
cleanup:
    mastodont_fetch_results_cleanup(&results);
    
    return res;
}