#!/bin/bash

set -xeuo pipefail
IFS=$'\n\t'

function download_deb() {
    component=$1

    if [ "${component}" == "browser" ]; then
        local DEB="${PKG}_${CHROME_VERSION}_${ARCH}.deb"
    else
        local DEB="${PKG}-${component}_${CHROME_VERSION}_${ARCH}.deb"
    fi

    curl --silent --show-error --fail -O "${DOWNLOAD_URL_BASE}/${CHROME_VERSION}/$DEB"
    echo "${DEB}"
}

function build_debian() {
    echo "Installing browser"
    BROWSER_DEB="$(download_deb browser)"
    if [ "${ARCH}" == "arm64" ]; then
        COMMON_DEB=$(download_deb common)
        apt install -y "$PWD/${COMMON_DEB}" "$PWD/${BROWSER_DEB}"
        rm -rf "$COMMON_DEB"
    else
        apt install -y "$PWD/${BROWSER_DEB}"
    fi
    rm -f "$BROWSER_DEB"

    echo "Installing webdriver"
    if [ "${ARCH}" == "amd64" ]; then
        CHROME_VERSION_BASE=$(echo $CHROME_VERSION | awk -F "." '{print $1 "." $2 "." $3}')
        CHROME_DRIVER_VERSION=$(curl -q https://chromedriver.storage.googleapis.com/LATEST_RELEASE_$CHROME_VERSION_BASE)

        wget -q https://chromedriver.storage.googleapis.com/$CHROME_DRIVER_VERSION/chromedriver_linux64.zip
        unzip chromedriver_linux64.zip -d /usr/local/bin
        rm -f chromedriver_linux64.zip
    else
        DRIVER_DEB=$(download_deb driver)
        apt install -y "$PWD/$DRIVER_DEB"
        rm -f "$DRIVER_DEB"
    fi

    apt-get autoremove -yq
    apt-get clean -yqq
    rm -rf /var/lib/apt/lists/*
    rm -rf /etc/apt/sources.list.d/google*.list
}

function build_ubi() {
    echo "This OS is not supported for chrome install!"
    exit 1
}

BUILD_OS=${BUILD_OS:-debian}
OS_VERSION=${OS_VERSION:-bullseye}
CHROME_VERSION=${1:-107.0.5304.87-1}
ARCH=${TARGETARCH:-amd64}
PKG=$([ "${ARCH}" == "amd64" ] && echo "google-chrome-stable" || echo "chromium")
DOWNLOAD_URL_BASE="https://gitlab.com/api/v4/projects/1075790/packages/generic/${BUILD_OS}-${OS_VERSION}-${PKG}"

if [[ $BUILD_OS =~ debian ]]; then
    build_debian "$@"
elif [[ $BUILD_OS =~ ubi ]]; then
    build_ubi "$@"
fi

if [ "${ARCH}" == "amd64" ]; then
    google-chrome --version
else
    chromium --version
fi