set haxe version bash

setHaxeVersion.sh

#folders should be named like: haxe-3.1.3, and the regular haxe folder should be removed
alias setHaxeVersion=_set_haxe_version
function _set_haxe_version(){
    HAXE_PARENT="$(dirname "$HAXE_HOME")"

    FIND_RESULT="`find $HAXE_PARENT -maxdepth 1 -name "haxe-*$1"`"
    NUM_RESULTS=`echo "$FIND_RESULT" | wc -l`

    if [[ $NUM_RESULTS -eq 1 ]] && [[ -n $FIND_RESULT ]] ; then

        if [[ ! -d $HAXE_HOME/lib ]] ; then #make haxe dir & lib if they don't exist
            sudo mkdir -p $HAXE_HOME/lib
        fi

        sudo ln -sf $FIND_RESULT/haxe $HAXE_HOME || return 1
        sudo ln -sf $FIND_RESULT/haxelib $HAXE_HOME || return 1
        sudo ln -sf $FIND_RESULT/std $HAXE_HOME || return 1
        
        VERSION="`basename $FIND_RESULT`"
        printf "${BRIGHT_GREEN}haxe version set to ${BRIGHT_WHITE}${BOLD}${VERSION//haxe-/}${RESET}\n"
    else
        if [[ -n $FIND_RESULT ]]; then #not empty find result
            VERSIONS="`basename -a $FIND_RESULT`"
            printf "${BRIGHT_WHITE}${VERSIONS//haxe-/}\n"
        else
            printf "${BOLD}${RED}Version $1 not found.\n${BRIGHT_WHITE}Available versions are:${RESET}\n"
            FIND_ALL=`find $HAXE_PARENT -type d -maxdepth 1 -name "haxe-*"`
            VERSIONS="`basename -a $FIND_ALL`"
            printf "${BRIGHT_WHITE}${VERSIONS//haxe-/}\n"
        fi
    fi

    unset FIND_RESULT
    unset NUM_RESULTS
    unset VERSIONS
    unset VERSION
    unset FIND_ALL
}