#!/usr/bin/env sh

set -e

argv_0=$0
projectdir=$(dirname $0)
projectdir=$(readlink -f "$projectdir")

tmp_dir="$projectdir/.blaze"
bun_dir="$tmp_dir/bun"
bun="bun"

has_curl=$(command -v curl)
has_wget=$(command -v wget)

if [ -z "$has_curl" ] && [ -z "$has_wget" ]; then
    echo "error: No curl or wget found. Please install one of them."
    exit 1
fi

mkdir -p "$tmp_dir"

getprop() {
    value=$(cat "$projectdir/blaze/wrapper/blaze_wrapper.properties" | grep "$1" | cut -d'=' -f2)
    echo $value
}

print() {
    printf "\033[${1}m$2\033[0m"
    printf "   $3\n"
}

blaze_srcpath=$(getprop "blaze.srcpath")
blaze_srcpath=$(readlink -f "$blaze_srcpath")

if [ -z "$blaze_srcpath" ]; then
    print "31" "error" "blaze.srcpath is not set in blaze_wrapper.properties"
    exit 1
fi

pushd() {
    if [ -z "$1" ]; then
        return 1
    fi

    if [ -z "$DIRSTACK" ]; then
        DIRSTACK="$1"
    else
        DIRSTACK="$1:$DIRSTACK"
    fi

    cd "$1"
}

popd() {
    if [ -z "$DIRSTACK" ]; then
        return 1
    fi

    cd "$(echo "$DIRSTACK" | cut -d: -f1)"
    DIRSTACK=$(echo "$DIRSTACK" | cut -d: -f2-)
}

summary() {
    title=$1

    if [ -z "$title" ]; then
        title="Final"
    fi

    printf "\033[1m -- $title Configuration Summary -- \033[0m\n\n"
    print "32" "info" "Project root directory:  $projectdir"
    print "32" "info" "BlazeBuild directory:    $blaze_srcpath"
    print "32" "info" "Temporary directory:     $tmp_dir"
    print "32" "info" "Bun executable:          $bun"

    printf "\n"
}

bun_run_installer() {
    rm -rf "$bun_dir"
    mkdir -p "$bun_dir"

    if [ ! -z "$has_curl" ]; then
        export BUN_INSTALL="$bun_dir" && export PATH="$BUN_INSTALL":"$PATH":"$BUN_INSTALL" && export SHELL=blazew && (curl -fsSL https://bun.sh/install | bash -s "bun-v$1") >"$tmp_dir/bun_install.log" 2>&1
    else
        export BUN_INSTALL="$bun_dir" && export PATH="$BUN_INSTALL":"$PATH":"$BUN_INSTALL" && export SHELL=blazew && (wget -qO- https://bun.sh/install | bash -s "bun-v$1") >"$tmp_dir/bun_install.log" 2>&1
    fi

    bun="$bun_dir/bin/bun"
}

install_bun() {
    local bun_version=$(getprop "bun.version")

    if [ -z "$bun_version" ]; then
        print "31" "error" "bun.version is not set in blaze_wrapper.properties"
        exit 1
    fi

    export PATH="$bun_dir/bin":"$PATH":"$bun_dir/bin"

    if [ -z "$(command -v bun)" ]; then
        print "33" "warn" "Could not find bun installation"
        print "32" "info" "Installing bun"
        bun_run_installer $bun_version
    else
        existing_version=$(bun --version)

        if [ "$existing_version" != "$bun_version" ]; then
            print "33" "warn" "Bun version mismatch in existing installation: required $bun_version, found $existing_version"
            print "32" "info" "Installing bun version: $bun_version"
            bun_run_installer $bun_version
        else
            bun="$(command -v bun)"
        fi
    fi
}

if [ "$BLAZEW_DEBUG" = "1" ]; then
    summary "Initial"
fi

install_bun

if [ "$BLAZEW_DEBUG" = "1" ]; then
    printf "\n"
    summary
fi

$bun $projectdir/blaze/wrapper/blaze_wrapper.js $@