#!/bin/bash

SCRIPT_VER="1.0"

APP="Mullvad Browser"
APP_CATEGORY="Web Browsers"
APP_SCOPE="user"
APP_ENABLED="yes"
SUPPORTED_ON="Ubuntu16.04,Ubuntu18.04,Ubuntu20.04,Ubuntu22.04"
LIBRARY="functions4.sh"

if [ "${SUPPORT-}" = '' ]; then
    SUPPORT="https://installers.rapidseedbox.com/scripts/whmcs_client_installers/support"
fi

LOGFILE="/var/log/whmcs_client_installers/${0}.log"
[ ! -d "/var/log/whmcs_client_installers" ] && mkdir -p "/var/log/whmcs_client_installers"

wget -4 -nc -q --no-check-certificate --timeout=20 --tries=5 ${SUPPORT}/${LIBRARY} >> "${LOGFILE}" 2>&1
if [ ! -f "./${LIBRARY}" ] ; then
    echo "55"
    echo "Error downloading \"${SUPPORT}/${LIBRARY}\"" >> "${LOGFILE}"
    exit 55
fi

# shellcheck source=support/functions4.sh
. "./${LIBRARY}"
SCRIPTENTRY

VALIDATE_USER

APP_DIRECTORY="${USERHOME}/mullvad-browser"

while : ; do

    main_rc=1

    CHECK_APP ; _rc=$?
    if [ ${_rc} -ne 0 ] ; then
        main_rc=${_rc}
        break
    fi


    # -- Fetch and install the latest `mullvad-browser` package
    _url="$( curl -s -s https://api.github.com/repos/mullvad/mullvad-browser/releases/latest \
                 | grep "browser_download_url.*tar.xz\"" \
                 | awk '{print $NF}' \
                 | tr -d '"' )"
    _ver="$( awk -F/ '{print $NF}' <<< "${_url}" | sed -re 's/^mullvad-browser-linux64-(.*)_ALL\..*$/\1/' )"
    if [ -z "${_ver}" ] ; then
        ERROR "Could not determine ${APP} version!"
        break
    fi
    INFO "Latest build: ${_ver}"
    WGET "${_url}" "${TMP_DIR}/archive.tar.xz" || break
    TAR_ZXF "${TMP_DIR}/archive.tar.xz" "${USERHOME}/" || break
    echo "${_ver}" > "${APP_DIRECTORY}/version.id"
    CHOWN_DIR "${USERNAME}":"${USERNAME}" "${APP_DIRECTORY}"

    [ ! -d "${USERHOME}/Desktop" ] && MKDIR "${USERHOME}/Desktop"
    cat <<-EOF > "${USERHOME}/Desktop/Mullvad Browser.desktop"
	[Desktop Entry]
	Type=Application
	Name=Mullvad Browser
	GenericName=Web Browser
	Comment=Mullvad Browser  is +1 for privacy and �~H~R1 for mass surveillance
	Categories=Network;WebBrowser;Security;
	Exec=${APP_DIRECTORY}/Browser/start-mullvad-browser
	X-MullvadBrowser-ExecShell=${APP_DIRECTORY}/Browser/start-mullvad-browser --detach
	Icon=web-browser
	StartupWMClass=Mullvad Browser
	EOF
    CHMOD_FILE 755 "${USERHOME}/Desktop/Mullvad Browser.desktop"
    CHOWN_DIR "${USERNAME}":"${USERNAME}" "${USERHOME}/Desktop"


    main_rc=0
    break

done


# Cleanup if error
if [ ${main_rc} -ne 0 -a ${main_rc} -ne 111 -a ${main_rc} -ne 117 ] ; then
    ERROR "'${APP}': Starting cleanup procedure"
    RM_DIRS "${APP_DIRECTORY}"
    RM_FILES "/etc/skel/Desktop/Mullvad Browser.desktop" \
             "${USERHOME}/Desktop/Mullvad Browser.desktop"
fi

SCRIPTEXIT