/*
 * Copyright 2023-2025 Nico Sonack <nsonack@herrhotzenplotz.de>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following
 * disclaimer in the documentation and/or other materials provided
 * with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef HAVE_CONFIG_H
#include <config.h>
#endif /* HAVE_CONFIG_H */

#include <gcli/gitlab/sshkeys.h>
#include <gcli/curl.h>
#include <gcli/json_gen.h>
#include <gcli/json_util.h>

#include <pdjson.h>

#include <templates/gitlab/sshkeys.h>

int
gitlab_get_sshkeys(struct gcli_ctx *ctx, struct gcli_sshkey_list *list)
{
	char *url;
	struct gcli_fetch_list_ctx fl = {
		.listp = &list->keys,
		.sizep = &list->keys_size,
		.max = -1,
		.parse = (parsefn)(parse_gitlab_sshkeys),
	};

	*list = (struct gcli_sshkey_list) {0};
	url = gcli_asprintf("%s/user/keys", gcli_get_apibase(ctx));

	return gcli_fetch_list(ctx, url, &fl);
}

int
gitlab_add_sshkey(struct gcli_ctx *ctx, char const *const title,
                  char const *const pubkey, struct gcli_sshkey *const out)
{
	char *url = NULL, *payload = NULL;
	int rc = 0;
	struct gcli_fetch_buffer buf = {0};
	struct gcli_jsongen gen = {0};

	/* generate url */
	url = gcli_asprintf("%s/user/keys", gcli_get_apibase(ctx));

	/* Prepare payload */
	gcli_jsongen_init(&gen);
	gcli_jsongen_begin_object(&gen);
	{
		gcli_jsongen_objmember(&gen, "title");
		gcli_jsongen_string(&gen, title);

		gcli_jsongen_objmember(&gen, "key");
		gcli_jsongen_string(&gen, pubkey);
	}
	gcli_jsongen_end_object(&gen);

	payload = gcli_jsongen_to_string(&gen);
	gcli_jsongen_free(&gen);

	/* perform request */
	rc = gcli_fetch_with_method(ctx, "POST", url, payload, NULL, &buf);
	if (rc == 0 && out) {
		struct json_stream stream = {0};

		json_open_buffer(&stream, buf.data, buf.length);
		parse_gitlab_sshkey(ctx, &stream, out);
		json_close(&stream);
	}

	gcli_fetch_buffer_free(&buf);
	gcli_clear_ptr(&payload);
	gcli_clear_ptr(&url);

	return rc;
}

int
gitlab_delete_sshkey(struct gcli_ctx *ctx, gcli_id id)
{
	char *url;
	int rc = 0;

	url = gcli_asprintf("%s/user/keys/%"PRIid, gcli_get_apibase(ctx), id);
	rc = gcli_fetch_with_method(ctx, "DELETE", url, NULL, NULL, NULL);

	gcli_clear_ptr(&url);

	return rc;
}
