/*
 * Copyright 2010-2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */

/**
 * @file aws_iot_config.h
 * @brief AWS IoT specific configuration file
 */

#ifndef SRC_SHADOW_IOT_SHADOW_CONFIG_H_
#define SRC_SHADOW_IOT_SHADOW_CONFIG_H_

/* Get from console */
/* ================================================= */
/* Customer specific MQTT HOST. The same will be used for Thing Shadow */
#define AWS_IOT_MQTT_HOST		"##AWS_IOT_MQTT_HOST##"
/* Default port for MQTT/S */
#define AWS_IOT_MQTT_PORT		##AWS_IOT_MQTT_PORT##
/* Thing Name of the Shadow this device is associated with */
#define AWS_IOT_MY_THING_NAME		"##AWS_IOT_MY_THING_NAME##"
/* MQTT client ID should be unique for every device */
#define AWS_IOT_MQTT_CLIENT_ID		AWS_IOT_MY_THING_NAME
/* Root CA file name */
#define AWS_IOT_ROOT_CA_FILENAME	"##AWS_IOT_ROOT_CA_FILENAME##"
/* Device signed certificate file name */
#define AWS_IOT_CERTIFICATE_FILENAME	"##AWS_IOT_CERTIFICATE_FILENAME##"
/* Device private key filename */
#define AWS_IOT_PRIVATE_KEY_FILENAME	"##AWS_IOT_PRIVATE_KEY_FILENAME##"
/* ================================================= */

/* MQTT PubSub */
/* ================================================= */
/* Any time a message is sent out through the MQTT layer. The message is copied
 * into this buffer anytime a publish is done.
 * This will also be used in the case of Thing Shadow */
#define AWS_IOT_MQTT_TX_BUF_LEN				##AWS_IOT_MQTT_TX_BUF_LEN##
/* Any message that comes into the device should be less than this buffer size.
 * If a received message is bigger than this buffer size the message will be
 * dropped. */
#define AWS_IOT_MQTT_RX_BUF_LEN 			##AWS_IOT_MQTT_RX_BUF_LEN##
/* Maximum number of topic filters the MQTT client can handle at any given time.
 * This should be increased appropriately when using Thing Shadow */
#define AWS_IOT_MQTT_NUM_SUBSCRIBE_HANDLERS		##AWS_IOT_MQTT_NUM_SUBSCRIBE_HANDLERS##

/* Thing Shadow specific configs */
/* Maximum size of the Shadow buffer to store the received Shadow message */
#define SHADOW_MAX_SIZE_OF_RX_BUFFER			AWS_IOT_MQTT_RX_BUF_LEN + 1
/* Maximum size of the Unique Client Id.
 * For More info on the Client Id refer \ref response "Acknowledgments" */
#define MAX_SIZE_OF_UNIQUE_CLIENT_ID_BYTES		80
/* This is size of the extra sequence number that will be appended to the
 * Unique client Id */
#define MAX_SIZE_CLIENT_ID_WITH_SEQUENCE		MAX_SIZE_OF_UNIQUE_CLIENT_ID_BYTES + 10
/* This is size of the the total clientToken key and value pair in the JSON */
#define MAX_SIZE_CLIENT_TOKEN_CLIENT_SEQUENCE		MAX_SIZE_CLIENT_ID_WITH_SEQUENCE + 20
/* At any given time we will wait for this many responses.
 * This will correlate to the rate at which the shadow actions are requested */
#define MAX_ACKS_TO_COMEIN_AT_ANY_GIVEN_TIME		##MAX_ACKS_TO_COMEIN_AT_ANY_GIVEN_TIME##
/* We could perform shadow action on any thing Name and this is maximum Thing
 * Names we can act on at any given time */
#define MAX_THINGNAME_HANDLED_AT_ANY_GIVEN_TIME		##MAX_THINGNAME_HANDLED_AT_ANY_GIVEN_TIME##
/* These are the max tokens that is expected to be in the Shadow JSON document.
 * It includes the metadata that gets published */
#define MAX_JSON_TOKEN_EXPECTED				##MAX_JSON_TOKEN_EXPECTED##
/* All shadow actions have to be published or subscribed to a topic which is of
 * the format $aws/things/{thingName}/shadow/update/accepted.
 * This refers to the size of the topic without the Thing Name */
#define MAX_SHADOW_TOPIC_LENGTH_WITHOUT_THINGNAME	60
/* The Thing Name should not be bigger than this value. Modify this if the
 * Thing Name needs to be bigger */
#define MAX_SIZE_OF_THING_NAME				##MAX_SIZE_OF_THING_NAME##
/* This size includes the length of topic with Thing Name */
#define MAX_SHADOW_TOPIC_LENGTH_BYTES			MAX_SHADOW_TOPIC_LENGTH_WITHOUT_THINGNAME + MAX_SIZE_OF_THING_NAME
/* ================================================= */

/* Auto Reconnect specific config */
/* ================================================= */
/* Minimum time before the First reconnect attempt is made as part of the
 * exponential back-off algorithm */
#define AWS_IOT_MQTT_MIN_RECONNECT_WAIT_INTERVAL	##AWS_IOT_MQTT_MIN_RECONNECT_WAIT_INTERVAL##
/* Maximum time interval after which exponential back-off will stop attempting
 * to reconnect */
#define AWS_IOT_MQTT_MAX_RECONNECT_WAIT_INTERVAL	##AWS_IOT_MQTT_MAX_RECONNECT_WAIT_INTERVAL##
/* ================================================= */

#endif /* SRC_SHADOW_IOT_SHADOW_CONFIG_H_ */