#!/bin/bash

which docker-compose

if [ $? -eq 0 ]
then
    docker-compose --version | grep "docker-compose version"
    if [ $? -eq 0 ]
    then
        echo "docker-compose ya esta instalado!"
    else
	echo "Instalando docker-compose..."
	main
    fi
else
    echo "Instalando docker-compose..." >&2
    main
fi

main() {
    echo "Descargando la version mas actualizada del respositorio..."
    sudo curl -L https://github.com/docker/compose/releases/download/1.21.2/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
    echo "Cambiando permisos para la ejecución..."
    sudo chmod -x /user/local/bin/docker-compose
    echo "Verificando la instalación..."
    docker-compose --version
    echo "Instalación finalizada con éxito!!"
}