/*
 * This Source Code Form is subject to the terms of the Mozilla Public License,
 * v. 2.0. If a copy of the MPL was not distributed with this file, You can
 * obtain one at https://mozilla.org/MPL/2.0/.
 */


#include <stdint.h>

#include <zephyr/init.h>
#include <zephyr/logging/log.h>
#include <zephyr/net/http/server.h>
#include <zephyr/net/http/service.h>
#include <zephyr/net/http/status.h>


LOG_MODULE_REGISTER(http);


static const uint8_t index_html_gz[] = {
    #include "index.html.gz.inc"
};

struct http_resource_detail_static index_resource_detail = {
	.common = {
			.type = HTTP_RESOURCE_TYPE_STATIC,
			.bitmask_of_supported_http_methods = BIT(HTTP_GET),
			.content_encoding = "gzip",
			.content_type = "text/html",
		},
	.static_data = index_html_gz,
	.static_data_len = sizeof(index_html_gz),
};

static int favicon_handler(
	struct http_client_ctx *client,
	enum http_data_status status,
	const struct http_request_ctx *request_ctx,
	struct http_response_ctx *response_ctx,
	void *user_data
) {
	LOG_DBG("Handling favicon request");

	response_ctx->body = NULL;
	response_ctx->body_len = 0;
	response_ctx->final_chunk = true;
	response_ctx->status = HTTP_204_NO_CONTENT;

	LOG_DBG("Favicon request handled");
	return 0;
}

static struct http_resource_detail_dynamic favicon_resource_detail = {
	.common = {
			.type = HTTP_RESOURCE_TYPE_DYNAMIC,
			.bitmask_of_supported_http_methods = BIT(HTTP_GET),
		},
	.cb = favicon_handler,
	.user_data = NULL,
};

static uint16_t http_port = 80;

HTTP_SERVICE_DEFINE(http_service, NULL, &http_port, 1, 10, NULL, NULL);

HTTP_RESOURCE_DEFINE(index_resource, http_service, "/", &index_resource_detail);
HTTP_RESOURCE_DEFINE(favicon_resource, http_service, "/favicon.ico", &favicon_resource_detail);

int init_http_server(void) {
	LOG_DBG("Starting HTTP server");

	int ret = http_server_start();
	if (ret < 0) {
		LOG_ERR("Failed to start HTTP server (%d)", ret);
		return ret;
	}

	LOG_INF("HTTP server was started");
	return 0;
}
SYS_INIT(init_http_server, APPLICATION, 99);