#!/usr/bin/env bash

# get base dir regardless of execution location
SOURCE="${BASH_SOURCE[0]}"
while [ -h "$SOURCE" ]; do # resolve $SOURCE until the file is no longer a symlink
    DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
    SOURCE="$(readlink "$SOURCE")"
    [[ "$SOURCE" != /* ]] && SOURCE="$DIR/$SOURCE" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
done
SOURCE=$([[ "$SOURCE" = /* ]] && echo "$SOURCE" || echo "$PWD/${SOURCE#./}")
basedir=$(dirname "$SOURCE")

. "$basedir/scripts/init.sh"

paperstash() {
    STASHED=$(git stash)
}

paperunstash() {
    if [[ "$STASHED" != "No local changes to save" ]] ; then
        git stash pop
    fi
}

buildpaperclipjar() {
    cp -f scripts/basepaperclip.sh base/Paper/paperclip.sh
    cd base/Paper
    ./paperclip.sh
    cd "$basedir"
}

case "$1" in
    "setup")
        cd "$basedir"
        scripts/upstream.sh
    ;;
    "build")
        log_info "Preparing to build mSpigot"
        cd "$basedir"
        scripts/upstream.sh
        scripts/apply.sh "$basedir"
        mvn --batch-mode clean install
        # buildpaperclipjar
    ;;
    "rb" | "rbp" | "rebuild")
    (
        set -e
        cd "$basedir"
        scripts/rebuildpatches.sh "$basedir"
    )
    ;;
    "p" | "patch" | "apply")
    (
        set -e
        cd "$basedir"
        scripts/apply.sh "$basedir"
        log_info "    Run './mspigot jar' to create a runnable JAR."
    )
    ;;
    "j" | "jar")
    (
        set -e
        mvn --batch-mode clean install
        # buildpaperclipjar
    )
    ;;
    *)
        echo "mSpigot build tool."
        echo ""
        echo " Commands:"
        echo "  * setup        | Setup the build environment"
        echo "  * build        | Setup the build environment, apply patches, and create a runnable JAR"
        echo "  * p, patch     | Apply patches"
        echo "  * rb, rebuild  | Rebuild patches"
        echo "  * j, jar       | Create a runnable JAR"
    ;;
esac

unset -f paperstash
unset -f paperunstash