manage

#!/bin/bash

set -e

APP_ENVIRONMENT="${APP_ENVIRONMENT:-"development"}"

function setup_env
{
	export APP_GIT_BRANCH=$(git branch | grep \* | cut -d ' ' -f2)
	export APP_GIT_COMMIT=$(git rev-parse --verify HEAD)
}

function docker_compose
{
	docker_compose_file="docker-compose.yml";

	case "$1" in
		production)
			docker_compose_file="docker-compose.production.yml"
			;;
		test)
			docker_compose_file="docker-compose.test.yml"
			;;
	esac

	eval $(echo "docker-compose -f "$docker_compose_file" "${@:2}"")
}

function docker_compose_run_rm
{
	eval $(echo "docker_compose "${1}" "run --rm ${@:2}"")
}

function docker_compose_run_rm_web_db
{
	eval $(echo "docker_compose "${1}" "run --rm web yarn run db ${@:2}"")
}

function parse_args
{
	environment=$APP_ENVIRONMENT;

	while getopts ":he" opt; do
		case "${opt}" in
			h)
				echo "Usage:"
				echo "	./manage -h                          Display the help message and exit."
				echo "	./manage backup                      Backup files and databases."
				echo "	./manage backups                     List all backups."
				echo "	./manage build:spa                   Build web application."
				echo "	./manage check                       Check status of all services."
				printf "\n"

				echo "DataBase Commands"
				echo "	./manage db restore /path/to/backup  Restore a DataBase backup."
				echo "	./manage db shell                    Launch a DataBase shell."
				echo "	./manage db seed                     Seed the DataBase."
				echo "	./manage db migrate					 Perform Migratons."
				printf "\n"

				exit 0
				;;
			e)
				environment=$1
				exit 0
				;;
			\?)
				echo "Invalid Option: -$OPTARG" 1>&2
				exit 1
				;;
		esac
	done
	shift $((OPTIND -1))

	command=$1;
	case "${command}" in
		backup)
			for i in db app web; do
				docker_compose_run_rm "$environment" "$i backup"
			done
			exit 0
			;;
		backups)
			for i in db app web; do
				docker_compose_run_rm "$environment" "$i backups"
			done
			exit 0
			;;
		build:spa)
			docker_compose_run_rm "$environment" "web yarn run build:${APP_ENVIRONMENT}"
			exit 0
			;;
		build:locales)
			docker_compose_run_rm "$environment" "web yarn run build:langs"
			exit 0
			;;
		db)
			db_command=$2;
			case "${db_command}" in
				seed)
					docker_compose_run_rm_web_db "$environment" "db:seed:all"
					exit 0
					;;
				migrate)
					docker_compose_run_rm_web_db "$environment" "db:migrate"
					exit 0
					;;
				*)
					docker_compose_run_rm "$environment" "$@"
					exit 0
					;;
			esac
			exit 0
			;;
		web|app|proxy)
			docker_compose_run_rm "$environment" "$@"
			exit 0
			;;
		check)
			service_name=$2;
			case "${service_name}" in
				db|app|web)
					echo "Checking service ${service_name}..."
					docker_compose_run_rm "$environment" "$service_name" "check"
					exit 0
					;;
				*)
					for i in db app web; do
						echo "Checking service $i..."
						docker_compose_run_rm "$environment" "$i" "check"
					done
					exit 0
					;;
			esac
			exit 0
			;;
		printenv)
			for i in db app web; do
				echo "Environment Variables $i"
				printf "\n"
				docker_compose_run_rm "$environment" "$i" "printenv | sort"

				if [[ $i != "web" ]]; then
					printf "\n"
					printf "\n"
				fi
			done
			exit 0
			;;
		*)
			docker_compose "$environment" "$@"
			exit 0
			;;
	esac
}

function main
{
	echo $APP_ENVIRONMENT
	setup_env
	parse_args "$@"
}

main "$@"