#!/bin/bash
INSTALLPATH="/usr/bin"

#which ()
#    {
#        (alias; declare -f) | /usr/bin/which --tty-only --read-alias --read-functions --show-tilde --show-dot $@
#    }
#            export -f which

#which julia #&> /dev/null
#if [ "$?" = 1 ];then
#    echo -e -n "\nJulia is not installed, proceed?(Y/n): "
#    read confirm
#
#   if [ "${confirm}" = "n" ];then
#        exit 0;
#    fi
#fi



function checkInstall() {

if [ -f ${INSTALLPATH}/jprog ];then
    echo -e "\nJprog is successfully installed!\n"

else
    echo -e "\nCould not install, check permissions!\n"
fi
}

function installProcess() {
    if [ ! -f ${INSTALLPATH}/jprog ];then
        echo -e -n "\nDo you want to install jprog to ${INSTALLPATH}?(Y/n): "
        read doinstall

        if [ "${doinstall}" = "y" ];then
            echo -e "\nInstalling jprog to ${INSTALLPATH}...\n"
            sudo cp -v src/jprog.jl ${INSTALLPATH}/jprog

            checkInstall

        elif [ "${doinstall}" = "n" ];then
            exit 0;

        else
            echo -e "\nPlease enter y or n ...\n"
        fi

    elif [ -f ${INSTALLPATH}/jprog ];then
        echo -e -n "Jprog is already installed, reinstall?(Y/n): "
        read reinstall

        if [ "${reinstall}" = "y" ];then
            echo -e "\nRe-installing jprog to ${INSTALLPATH}...\n"
            sudo cp -v src/jprog.jl ${INSTALLPATH}/jprog
            checkInstall

        elif [ "${reinstall}" = "n" ];then
            exit 0;

        else
            echo -e "Please enter y or n ...\n"
        fi

    fi
}

installProcess