/******************************************************************************
 * File Name: mqtt_client_config.h
 *
 * Description: This file contains all the configuration macros used by the
 *              MQTT client in this example.
 *
 * Related Document: See README.md
 *
 *******************************************************************************
 * (c) 2020-2021, Cypress Semiconductor Corporation. All rights reserved.
 *******************************************************************************
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 * subsidiaries ("Cypress") and is protected by and subject to worldwide patent
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 * which you obtained this Software ("EULA").
 *
 * If no EULA applies, Cypress hereby grants you a personal, non-exclusive,
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 *******************************************************************************/

#ifndef MQTT_CLIENT_CONFIG_H_
#define MQTT_CLIENT_CONFIG_H_

#include "iot_mqtt.h"

/*******************************************************************************
 * Macros
 ********************************************************************************/
/* MQTT Broker/Server address and port used for the MQTT connection. */
#define MQTT_BROKER_ADDRESS "MY_AWS_IOT_ENDPOINT_ADDRESS"
#define MQTT_PORT 8883

/* Set this macro to 1 if the MQTT Broker being used is hosted by AWS IoT
 * Core service, else 0.
 */
#define AWS_IOT_MQTT_MODE (1)

/* Set this macro to 1 if a secure (TLS) connection to the MQTT Broker is
 * required to be established, else 0.
 */
#define MQTT_SECURE_CONNECTION (1)

/* The MQTT topic on which the LED control messages will be published and
 * subscribed.
 */
#define MQTT_TOPIC "ledstatus"

/* Configuration for the 'Last Will and Testament (LWT)'. It is an MQTT message
 * that will be published by the MQTT broker if the MQTT connection is
 * unexpectedly closed. This configuration is sent to the MQTT broker during
 * MQTT connect operation and the MQTT broker will publish the Will message on
 * the Will topic when it recognizes an unexpected disconnection from the client.
 *
 * If you want to use the last will message, set this macro to 1, else 0.
 */
#define ENABLE_LWT_MESSAGE (0)
#if ENABLE_LWT_MESSAGE
#define MQTT_WILL_TOPIC_NAME MQTT_TOPIC "/will"
#define MQTT_WILL_MESSAGE ("MQTT client unexpectedly disconnected!")
#endif

/* Set the QoS that is associated with the MQTT publish, and subscribe messages.
 * Valid choices are 0, and 1. The MQTT library currently does not support
 * QoS 2, and hence should not be used in this macro.
 */
#define MQTT_MESSAGES_QOS (1)

/* Configure the user credentials to be sent as part of MQTT CONNECT packet */
#define MQTT_USERNAME "User"
#define MQTT_PASSWORD ""

/* The timeout in milliseconds for MQTT operations in this example. */
#define MQTT_TIMEOUT_MS (5000)

/* The keep-alive interval in seconds used for MQTT ping request. */
#define MQTT_KEEP_ALIVE_SECONDS (60)

/* A unique client identifier to be used for every MQTT connection. */
#define MQTT_CLIENT_IDENTIFIER "psoc6-mqtt-client"

/* Every active MQTT connection must have a unique client identifier. If you
 * are using the above 'MQTT_CLIENT_IDENTIFIER' as client ID for multiple MQTT
 * connections simultaneously, set this macro to 1. The device will then
 * generate a unique client identifier by appending a timestamp to the
 * 'MQTT_CLIENT_IDENTIFIER' string. Example: 'psoc6-mqtt-client5927'
 */
#define GENERATE_UNIQUE_CLIENT_ID (1)

/* The longest client identifier that an MQTT server must accept (as defined
 * by the MQTT 3.1.1 spec) is 23 characters. Add 1 to include the length of the
 * NULL terminator.
 */
#define MQTT_CLIENT_IDENTIFIER_MAX_LEN (24)

/* MQTT messages which are published and subscribed on the MQTT_TOPIC that
 * controls the device (user LED in this example) state.
 */
#define MQTT_DEVICE_ON_MESSAGE "TURN ON"
#define MQTT_DEVICE_OFF_MESSAGE "TURN OFF"

/* As per Internet Assigned Numbers Authority (IANA) the port numbers assigned
 * for MQTT protocol are 1883 for non-secure connections and 8883 for secure
 * connections. In some cases there is a need to use other ports for MQTT like
 * port 443 (which is reserved for HTTPS). Application Layer Protocol
 * Negotiation (ALPN) is an extension to TLS that allows many protocols to be
 * used over a secure connection. The ALPN ProtocolNameList specifies the
 * protocols that the client would like to use to communicate over TLS.
 *
 * This macro specifies the ALPN Protocol Name to be used that is supported
 * by the MQTT broker in use.
 * Note: For AWS IoT, currently "x-amzn-mqtt-ca" is the only supported ALPN
 *       ProtocolName and it is only supported on port 443.
 */
#define MQTT_ALPN_PROTOCOL_NAME "x-amzn-mqtt-ca"

/* Configure the below credentials in case of a secure MQTT connection. */
/* PEM-encoded client certificate */
#define CLIENT_CERTIFICATE                                                                                                         \
    "-----BEGIN CERTIFICATE-----\n"                                                                                                \
    "........base64 data........\n"                                                                                                \
    "-----END CERTIFICATE-----"

/* PEM-encoded client private key */
#define CLIENT_PRIVATE_KEY                                                                                                         \
    "-----BEGIN RSA PRIVATE KEY-----\n"                                                                                            \
    "..........base64 data..........\n"                                                                                            \
    "-----END RSA PRIVATE KEY-----"

/* PEM-encoded Root CA certificate */
#define ROOT_CA_CERTIFICATE                                                                                                        \
    "-----BEGIN CERTIFICATE-----\n"                                                                                                \
    "........base64 data........\n"                                                                                                \
    "-----END CERTIFICATE-----"

/******************************************************************************
 * Global Variables
 *******************************************************************************/
extern IotMqttNetworkInfo_t networkInfo;
extern IotMqttConnectInfo_t connectionInfo;

#endif /* MQTT_CLIENT_CONFIG_H_ */