#!/bin/bash
#
# Copyright © 2016-2022 The Thingsboard Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License 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.
#

function additionalComposeArgs() {
    source .env
    ADDITIONAL_COMPOSE_ARGS=""
    case $DATABASE in
        postgres)
        ADDITIONAL_COMPOSE_ARGS="-f docker-compose.postgres.yml"
        ;;
        hybrid)
        ADDITIONAL_COMPOSE_ARGS="-f docker-compose.hybrid.yml"
        ;;
        *)
        echo "Unknown DATABASE value specified in the .env file: '${DATABASE}'. Should be either 'postgres' or 'hybrid'." >&2
        exit 1
    esac
    echo $ADDITIONAL_COMPOSE_ARGS
}

function additionalComposeQueueArgs() {
    source .env
    ADDITIONAL_COMPOSE_QUEUE_ARGS=""
    case $TB_QUEUE_TYPE in
        kafka)
        ADDITIONAL_COMPOSE_QUEUE_ARGS="-f docker-compose.kafka.yml"
        ;;
        confluent)
        ADDITIONAL_COMPOSE_QUEUE_ARGS="-f docker-compose.confluent.yml"
        ;;
        aws-sqs)
        ADDITIONAL_COMPOSE_QUEUE_ARGS="-f docker-compose.aws-sqs.yml"
        ;;
        pubsub)
        ADDITIONAL_COMPOSE_QUEUE_ARGS="-f docker-compose.pubsub.yml"
        ;;
        rabbitmq)
        ADDITIONAL_COMPOSE_QUEUE_ARGS="-f docker-compose.rabbitmq.yml"
        ;;
        service-bus)
        ADDITIONAL_COMPOSE_QUEUE_ARGS="-f docker-compose.service-bus.yml"
        ;;
        *)
        echo "Unknown Queue service TB_QUEUE_TYPE value specified in the .env file: '${TB_QUEUE_TYPE}'. Should be either 'kafka' or 'confluent' or 'aws-sqs' or 'pubsub' or 'rabbitmq' or 'service-bus'." >&2
        exit 1
    esac
    echo $ADDITIONAL_COMPOSE_QUEUE_ARGS
}

function additionalComposeMonitoringArgs() {
    source .env

    if [ "$MONITORING_ENABLED" = true ]
    then
      ADDITIONAL_COMPOSE_MONITORING_ARGS="-f docker-compose.prometheus-grafana.yml"
      echo $ADDITIONAL_COMPOSE_MONITORING_ARGS
    else
      echo ""
    fi
}

function additionalComposeCacheArgs() {
    source .env
    CACHE_COMPOSE_ARGS=""
    CACHE="${CACHE:-redis}"
    case $CACHE in
        redis)
        CACHE_COMPOSE_ARGS="-f docker-compose.redis.yml"
        ;;
        redis-cluster)
        CACHE_COMPOSE_ARGS="-f docker-compose.redis-cluster.yml"
        ;;
        *)
        echo "Unknown CACHE value specified in the .env file: '${CACHE}'. Should be either 'redis' or 'redis-cluster'." >&2
        exit 1
    esac
    echo $CACHE_COMPOSE_ARGS
}

function additionalStartupServices() {
    source .env
    ADDITIONAL_STARTUP_SERVICES=""
    case $DATABASE in
        postgres)
        ADDITIONAL_STARTUP_SERVICES="$ADDITIONAL_STARTUP_SERVICES postgres"
        ;;
        hybrid)
        ADDITIONAL_STARTUP_SERVICES="$ADDITIONAL_STARTUP_SERVICES postgres cassandra"
        ;;
        *)
        echo "Unknown DATABASE value specified in the .env file: '${DATABASE}'. Should be either 'postgres' or 'hybrid'." >&2
        exit 1
    esac

    CACHE="${CACHE:-redis}"
    case $CACHE in
        redis)
        ADDITIONAL_STARTUP_SERVICES="$ADDITIONAL_STARTUP_SERVICES redis"
        ;;
        redis-cluster)
        ADDITIONAL_STARTUP_SERVICES="$ADDITIONAL_STARTUP_SERVICES redis-node-0 redis-node-1 redis-node-2 redis-node-3 redis-node-4 redis-node-5"
        ;;
        *)
        echo "Unknown CACHE value specified in the .env file: '${CACHE}'. Should be either 'redis' or 'redis-cluster'." >&2
        exit 1
    esac

    echo $ADDITIONAL_STARTUP_SERVICES
}