#!/usr/bin/env bash


# Indent output by 2 x {n} spaces
__indent() {
    if [[ $1 != "" ]] && [[ $1 -ne 0 ]]; then
        printf '  %0.s' {1..$1}
    fi
}

__newLine() {
    if [[ $1 = "" ]]; then
    	echo
	fi
}

__msg() {
    echo -ne "${C_WHITE}"
    __indent $2
    echo -ne "$1${C_NONE}"
    __newLine $3
}

__warn() {
    echo -ne "${C_WARN}"
    __indent $2
    echo -ne "$1${C_NONE}"
    __newLine $3
}

__success() {
    echo -ne "${C_GREEN}"
    __indent $2
    echo -ne "$1${C_NONE}"
    __newLine $3
}

__err() {
    echo -ne "${C_ERR}"
    __indent $2
    echo -ne "$1${C_NONE}"
    __newLine $3
}


#
# Internal functions
#

__createNetworks() {
	for _var in ${NETWORKS[@]}; do
		if [[ ${_var} = "" ]]; then
			continue
		fi
	docker network inspect ${_var} > /dev/null 2>&1
	if [[ $? -ne 0 ]]; then
		# If it does not, create it
		__warn "The network ${_var} does not exist. Creating... " 1 no
		STATUS=$(docker network create ${_var} 2>&1)
		if [[ $? -ne 0 ]]; then
			__err "${STATUS}"
			return 117
		else
			__success "[ok]"
		fi
	fi
	done
	return 0
}


init() {
	__err "The init function was not overridden"

	return 137
}

__init() {
	__msg "Initializing ${PROJECT_NAME}"

	# Make sure we have the latest build
	docker pull ${IMAGE_NAME}:${IMAGE_VERSION}

	return $?
}

__build() {
	docker build \
		--build-arg IMAGE_NAME=${IMAGE_NAME} \
		--build-arg IMAGE_VERSION=${IMAGE_VERSION} \
		-t ${PROJECT_NAME}:latest \
		${SCRIPT_PATH}

	return $?
}


__ask_to_start() {
	__success "Start the container? [(y)/n]... "
	read START

	if [[ ${START} != "" ]] && [[ ${START} != "y" ]] && [[ ${START} != "Y" ]]; then
		return 0
	fi

	start
	return $?
}