/** @file
 *  @brief Bluetooth Call Control Profile (CCP) Server role.
 *
 *  Copyright 2023,2025 NXP
 *  Copyright (c) 2024 Nordic Semiconductor ASA
 *
 *  SPDX-License-Identifier: Apache-2.0
 */

#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>

#include <zephyr/bluetooth/conn.h>
#include <zephyr/bluetooth/audio/tbs.h>
#include <zephyr/kernel.h>
#include <zephyr/sys/printk.h>

#define URI_LIST_LEN	2

static const char *uri_list[URI_LIST_LEN] = {"skype", "tel"};

static bool tbs_originate_call_cb(struct bt_conn *conn, uint8_t call_index,
				  const char *caller_id)
{
	printk("CCP: Placing call to remote with id %u to %s\n",
	       call_index, caller_id);
	return true;
}

static void tbs_terminate_call_cb(struct bt_conn *conn, uint8_t call_index, uint8_t reason)
{
	printk("CCP: Call terminated for id %u with reason %u\n",
	       call_index, reason);
}

static struct bt_tbs_cb tbs_cbs = {
	.originate_call = tbs_originate_call_cb,
	.terminate_call = tbs_terminate_call_cb,
	.hold_call = NULL,
	.accept_call = NULL,
	.retrieve_call = NULL,
	.join_calls = NULL,
	.authorize = NULL,
};

int ccp_call_control_server_init(void)
{
	int err;

	const struct bt_tbs_register_param gtbs_param = {
		.provider_name = "Generic TBS",
		.uci = "un000",
		.uri_schemes_supported = "tel",
		.gtbs = true,
		.authorization_required = false,
		.technology = BT_TBS_TECHNOLOGY_3G,
		.supported_features = CONFIG_BT_TBS_SUPPORTED_FEATURES,
	};

	err = bt_tbs_register_bearer(&gtbs_param);
	if (err < 0) {
		printk("Failed to register GTBS: %d\n", err);
		return -ENOEXEC;
	}

	bt_tbs_register_cb(&tbs_cbs);
	err = bt_tbs_set_uri_scheme_list(BT_TBS_GTBS_INDEX, (const char **)&uri_list, URI_LIST_LEN);

	return err;
}