#!/bin/bash -e

JABBA_HOME=${JABBA_HOME:-$JABBA_DIR} # JABBA_DIR is here for backward-compatibility
JABBA_HOME=${JABBA_HOME:-$HOME/.jabba}
JABBA_VERSION=${JABBA_VERSION:-latest}

has_command() {
    command -v "$1" > /dev/null 2>&1
}

get() {
    if has_command curl ; then
        # curl looks for HTTPS_PROXY while wget for https_proxy
        https_proxy=${https_proxy:-$HTTPS_PROXY}
        curl -sL "$1"
    elif has_command wget ; then
        # curl looks for HTTPS_PROXY while wget for https_proxy
        HTTPS_PROXY=${HTTPS_PROXY:-$https_proxy}
        wget -qO- "$1"
    else
        echo "[ERROR] This script needs wget or curl to be installed."
        exit 1
    fi
}

if [ "$JABBA_VERSION" == "latest" ]; then
    # resolving "latest" to an actual tag
    JABBA_VERSION=$(get https://Jabba-Team.github.io/jabba/latest)
fi

if [ ! -f "${JABBA_HOME}/bin/jabba" ] || [ "$JABBA_VERSION" != $(${JABBA_HOME}/bin/jabba --version) ]; then
    get https://github.com/Jabba-Team/jabba/raw/main/install.sh | bash -s -- --skip-rc
fi

${JABBA_HOME}/bin/jabba install
export JAVA_HOME=$(${JABBA_HOME}/bin/jabba which --home)

$*