#!/usr/bin/bash
#
#           NextZenOS Installer Script v1.0
#   Requires: bash, mv, rm, tr, grep, sed, curl/wget, tar, smartmontools, parted, ntfs-3g, net-tools
#
#   This script installs NextZenOS to your system.
#   Usage:
#
#   	$ wget -qO- https://dl.nextzenos.com/| bash
#   	  or
#   	$ curl -fsSL https://dl.nextzenos.com/ | bash
#
#   In automated environments, you may want to run as root.
#   If using curl, we recommend using the -fsSL flags.
#
#   This only work on  Linux systems. Please
#   open an issue if you notice any bugs.
#
echo -e "\e[0m\c"

# shellcheck disable=SC2016
echo '
 _   _ _______  _______ __________ _   _ 
| \ | | ____\ \/ /_   _|__  / ____| \ | |
|  \| |  _|  \  /  | |   / /|  _| |  \| |
| |\  | |___ /  \  | |  / /_| |___| |\  |
|_| \_|_____/_/\_\ |_| /____|_____|_| \_|                                   
   --- Power by NextZEN ---
'
export PATH=/usr/sbin:$PATH
export DEBIAN_FRONTEND=noninteractive
# set -x
set -e

###############################################################################
# GOLBALS                                                                     #
###############################################################################

((EUID)) && sudo_cmd="sudo"

# shellcheck source=/dev/null
source /etc/os-release
# Version 
readonly Version="version-1.4"
readonly Branch="version-1.x"
# SYSTEM REQUIREMENTS
readonly MINIMUM_DISK_SIZE_GB="5"
readonly MINIMUM_MEMORY="400"
readonly MINIMUM_DOCKER_VERSION="20"
readonly NEXTZEN_DEPENDS_PACKAGE=('wget' 'curl' 'smartmontools' 'parted' 'ntfs-3g' 'net-tools' 'udevil' 'samba' 'cifs-utils' 'mergerfs' 'unzip')
readonly NEXTZEN_DEPENDS_COMMAND=('wget' 'curl' 'smartctl' 'parted' 'ntfs-3g' 'netstat' 'udevil' 'smbd' 'mount.cifs' 'mount.mergerfs' 'unzip')

# SYSTEM INFO
PHYSICAL_MEMORY=$(LC_ALL=C free -m | awk '/Mem:/ { print $2 }')
readonly PHYSICAL_MEMORY

FREE_DISK_BYTES=$(LC_ALL=C df -P / | tail -n 1 | awk '{print $4}')
readonly FREE_DISK_BYTES

readonly FREE_DISK_GB=$((FREE_DISK_BYTES / 1024 / 1024))

LSB_DIST=$( ([ -n "${ID_LIKE}" ] && echo "${ID_LIKE}") || ([ -n "${ID}" ] && echo "${ID}"))
readonly LSB_DIST

DIST=$(echo "${ID}")
readonly DIST

UNAME_M="$(uname -m)"
readonly UNAME_M

UNAME_U="$(uname -s)"
readonly UNAME_U

readonly NEXTZEN_CONF_PATH=/etc/casaos/gateway.ini
readonly NEXTZEN_UNINSTALL_URL="https://git.nextzenos.com/CDN/NextZenOS/raw/branch/$Branch/$Version/uninstall.sh"
readonly BACKUP_UNINSTALL_URL="https://raw.githubusercontent.com/KaySar12/NextZen-Script/refs/heads/$Version/uninstall.sh"
readonly NEXTZEN_UNINSTALL_PATH=/usr/bin/nextzenos-uninstall

# REQUIREMENTS CONF PATH
# Udevil
readonly UDEVIL_CONF_PATH=/etc/udevil/udevil.conf
readonly DEVMON_CONF_PATH=/etc/conf.d/devmon

# COLORS
readonly COLOUR_RESET='\e[0m'
readonly aCOLOUR=(
    '\e[38;5;154m' # green  	| Lines, bullets and separators
    '\e[1m'        # Bold white	| Main descriptions
    '\e[90m'       # Grey		| Credits
    '\e[91m'       # Red		| Update notifications Alert
    '\e[33m'       # Yellow		| Emphasis
)

readonly GREEN_LINE=" ${aCOLOUR[0]}─────────────────────────────────────────────────────$COLOUR_RESET"
readonly GREEN_BULLET=" ${aCOLOUR[0]}-$COLOUR_RESET"
readonly GREEN_SEPARATOR="${aCOLOUR[0]}:$COLOUR_RESET"

# CASAOS VARIABLES
TARGET_ARCH=""
TMP_ROOT=/tmp/casaos-installer
REGION="UNKNOWN"
DOWNLOAD_DOMAIN="https://cdn.nextzenos.com"
trap 'onCtrlC' INT
onCtrlC() {
    echo -e "${COLOUR_RESET}"
    exit 1
}

###############################################################################
# Helpers                                                                     #
###############################################################################

#######################################
# Custom printing function
# Globals:
#   None
# Arguments:
#   $1 0:OK   1:FAILED  2:INFO  3:NOTICE
#   message
# Returns:
#   None
#######################################

Show() {
    # OK
    if (($1 == 0)); then
        echo -e "${aCOLOUR[2]}[$COLOUR_RESET${aCOLOUR[0]}  OK  $COLOUR_RESET${aCOLOUR[2]}]$COLOUR_RESET $2"
    # FAILED
    elif (($1 == 1)); then
        echo -e "${aCOLOUR[2]}[$COLOUR_RESET${aCOLOUR[3]}FAILED$COLOUR_RESET${aCOLOUR[2]}]$COLOUR_RESET $2"
        exit 1
    # INFO
    elif (($1 == 2)); then
        echo -e "${aCOLOUR[2]}[$COLOUR_RESET${aCOLOUR[0]} INFO $COLOUR_RESET${aCOLOUR[2]}]$COLOUR_RESET $2"
    # NOTICE
    elif (($1 == 3)); then
        echo -e "${aCOLOUR[2]}[$COLOUR_RESET${aCOLOUR[4]}NOTICE$COLOUR_RESET${aCOLOUR[2]}]$COLOUR_RESET $2"
    fi
}

Warn() {
    echo -e "${aCOLOUR[3]}$1$COLOUR_RESET"
}

GreyStart() {
    echo -e "${aCOLOUR[2]}\c"
}

ColorReset() {
    echo -e "$COLOUR_RESET\c"
}

# Clear Terminal
Clear_Term() {

    # Without an input terminal, there is no point in doing this.
    [[ -t 0 ]] || return

    # Printing terminal height - 1 newlines seems to be the fastest method that is compatible with all terminal types.
    lines=$(tput lines) i newlines
    local lines

    for ((i = 1; i < ${lines% *}; i++)); do newlines+='\n'; done
    echo -ne "\e[0m$newlines\e[H"

}

# Check file exists
exist_file() {
    if [ -e "$1" ]; then
        return 1
    else
        return 2
    fi
}

###############################################################################
# FUNCTIONS                                                                   #
###############################################################################

# 0 Get download url domain
# To solve the problem that Chinese users cannot access github.
# Get_Download_Url_Domain() {
#     # Use ipconfig.io/country and https://ifconfig.io/country_code to get the country code
#     REGION=$(${sudo_cmd} curl --connect-timeout 2 -s ipconfig.io/country || echo "")
#     if [ "${REGION}" = "" ]; then
#         REGION=$(${sudo_cmd} curl --connect-timeout 2 -s https://ifconfig.io/country_code || echo "")
#     fi
#     if [[ "${REGION}" = "China" ]] || [[ "${REGION}" = "CN" ]]; then
#         GITEA_DOWNLOAD_DOMAIN="https://casaos.oss-cn-shanghai.aliyuncs.com/"
#     fi
# }

# 1 Check Archclient_iduip
Check_Arch() {
    case $UNAME_M in
    *aarch64*)
        TARGET_ARCH="arm64"
        ;;
    *64*)
        TARGET_ARCH="amd64"
        ;;
    *armv7*)
        TARGET_ARCH="arm-7"
        ;;
    *)
        Show 1 "Aborted, unsupported or unknown architecture: $UNAME_M"
        exit 1
        ;;
    esac
    Show 0 "Your hardware architecture is : $UNAME_M"
    NEXTZEN_PACKAGES=(
        "${DOWNLOAD_DOMAIN}/CDN/NextZenOS/releases/download/$Version/linux-${TARGET_ARCH}-nextzenos-gateway.tar.gz"
        "${DOWNLOAD_DOMAIN}/CDN/NextZenOS/releases/download/$Version/linux-${TARGET_ARCH}-nextzenos-message-bus.tar.gz"
        "${DOWNLOAD_DOMAIN}/CDN/NextZenOS/releases/download/$Version/linux-${TARGET_ARCH}-nextzenos-user-service.tar.gz"
        "${DOWNLOAD_DOMAIN}/CDN/NextZenOS/releases/download/$Version/linux-${TARGET_ARCH}-nextzenos-local-storage.tar.gz"
        "${DOWNLOAD_DOMAIN}/CDN/NextZenOS/releases/download/$Version/linux-${TARGET_ARCH}-nextzenos-app-management.tar.gz"
        "${DOWNLOAD_DOMAIN}/CDN/NextZenOS/releases/download/$Version/linux-${TARGET_ARCH}-nextzenos.tar.gz"
        "${DOWNLOAD_DOMAIN}/CDN/NextZenOS/releases/download/$Version/linux-${TARGET_ARCH}-nextzenos-cli.tar.gz"
        "${DOWNLOAD_DOMAIN}/CDN/NextZenOS/releases/download/$Version/linux-${TARGET_ARCH}-nextzenos-ui.tar.gz"
    )
}
# PACKAGE LIST OF CASAOS (make sure the services are in the right order)
NEXTZEN_SERVICES=(
    "casaos-gateway.service"
    "casaos-message-bus.service"
    "casaos-user-service.service"
    "casaos-local-storage.service"
    "casaos-app-management.service"
    "rclone.service"
    "casaos.service" # must be the last one so update from UI can work
)

# 2 Check Distribution
Check_Distribution() {
    sType=0
    notice=""
    case $LSB_DIST in
    *debian*) ;;

    *ubuntu*) ;;

    *raspbian*) ;;

    *openwrt*)
        Show 1 "Aborted, OpenWrt cannot be installed using this script."
        exit 1
        ;;
    *alpine*)
        Show 1 "Aborted, Alpine installation is not yet supported."
        exit 1
        ;;
    *trisquel*) ;;

    *)
        sType=3
        notice="We have not tested it on this system and it may fail to install."
        ;;
    esac
    Show ${sType} "Your Linux Distribution is : ${DIST} ${notice}"

    if [[ ${sType} == 1 ]]; then
        select yn in "Yes" "No"; do
            case $yn in
            [yY][eE][sS] | [yY])
                Show 0 "Distribution check has been ignored."
                break
                ;;
            [nN][oO] | [nN])
                Show 1 "Already exited the installation."
                exit 1
                ;;
            esac
        done </dev/tty # < /dev/tty is used to read the input from the terminal
    fi
}

# 3 Check OS
Check_OS() {
    if [[ $UNAME_U == *Linux* ]]; then
        Show 0 "Your System is : $UNAME_U"
    else
        Show 1 "This script is only for Linux."
        exit 1
    fi
}

# 4 Check Memory
Check_Memory() {
    if [[ "${PHYSICAL_MEMORY}" -lt "${MINIMUM_MEMORY}" ]]; then
        Show 1 "requires atleast 400MB physical memory."
        exit 1
    fi
    Show 0 "Memory capacity check passed."
}

# 5 Check Disk
Check_Disk() {
    if [[ "${FREE_DISK_GB}" -lt "${MINIMUM_DISK_SIZE_GB}" ]]; then
        echo -e "${aCOLOUR[4]}Recommended free disk space is greater than ${MINIMUM_DISK_SIZE_GB}GB, Current free disk space is ${aCOLOUR[3]}${FREE_DISK_GB}GB${COLOUR_RESET}${aCOLOUR[4]}.\nContinue installation?${COLOUR_RESET}"
        select yn in "Yes" "No"; do
            case $yn in
            [yY][eE][sS] | [yY])
                Show 0 "Disk capacity check has been ignored."
                break
                ;;
            [nN][oO] | [nN])
                Show 1 "Already exited the installation."
                exit 1
                ;;
            esac
        done </dev/tty # < /dev/tty is used to read the input from the terminal
    else
        Show 0 "Disk capacity check passed."
    fi
}

# Check Port Use
Check_Port() {
    TCPListeningnum=$(${sudo_cmd} netstat -an | grep ":$1 " | awk '$1 == "tcp" && $NF == "LISTEN" {print $0}' | wc -l)
    UDPListeningnum=$(${sudo_cmd} netstat -an | grep ":$1 " | awk '$1 == "udp" && $NF == "0.0.0.0:*" {print $0}' | wc -l)
    ((Listeningnum = TCPListeningnum + UDPListeningnum))
    if [[ $Listeningnum == 0 ]]; then
        echo "0"
    else
        echo "1"
    fi
}

# Get an available port
Get_Port() {
    CurrentPort=$(${sudo_cmd} cat ${NEXTZEN_CONF_PATH} | grep HttpPort | awk '{print $3}')
    if [[ $CurrentPort == "$Port" ]]; then
        for PORT in {80..65536}; do
            if [[ $(Check_Port "$PORT") == 0 ]]; then
                Port=$PORT
                break
            fi
        done
    else
        Port=$CurrentPort
    fi
}

# Update package

Update_Package_Resource() {
    Show 2 "Updating package manager..."
    GreyStart
    if [ -x "$(command -v apk)" ]; then
        ${sudo_cmd} apk update
    elif [ -x "$(command -v apt-get)" ]; then
        ${sudo_cmd} apt-get update -qq
    elif [ -x "$(command -v dnf)" ]; then
        ${sudo_cmd} dnf check-update
    elif [ -x "$(command -v zypper)" ]; then
        ${sudo_cmd} zypper update
    elif [ -x "$(command -v yum)" ]; then
        ${sudo_cmd} yum update
    fi
    ColorReset
    Show 0 "Update package manager complete."
}

# Install depends package
Install_Depends() {
    for ((i = 0; i < ${#NEXTZEN_DEPENDS_COMMAND[@]}; i++)); do
        cmd=${NEXTZEN_DEPENDS_COMMAND[i]}
        if [[ ! -x $(${sudo_cmd} which "$cmd") ]]; then
            packagesNeeded=${NEXTZEN_DEPENDS_PACKAGE[i]}
            Show 2 "Install the necessary dependencies: \e[33m$packagesNeeded \e[0m"
            GreyStart
            if [ -x "$(command -v apk)" ]; then
                ${sudo_cmd} apk add --no-cache "$packagesNeeded"
            elif [ -x "$(command -v apt-get)" ]; then
                ${sudo_cmd} apt-get -y -qq install "$packagesNeeded" --no-upgrade
            elif [ -x "$(command -v dnf)" ]; then
                ${sudo_cmd} dnf install "$packagesNeeded"
            elif [ -x "$(command -v zypper)" ]; then
                ${sudo_cmd} zypper install "$packagesNeeded"
            elif [ -x "$(command -v yum)" ]; then
                ${sudo_cmd} yum install -y "$packagesNeeded"
            elif [ -x "$(command -v pacman)" ]; then
                ${sudo_cmd} pacman -S "$packagesNeeded"
            elif [ -x "$(command -v paru)" ]; then
                ${sudo_cmd} paru -S "$packagesNeeded"
            else
                Show 1 "Package manager not found. You must manually install: \e[33m$packagesNeeded \e[0m"
            fi
            ColorReset
        fi
    done
}
# Function to check if a URL is valid
check_url() {
    curl --silent --head --write-out '%{http_code}\n' --output /dev/null "$1"
}
# Function to uninstall Nextzen
setup_uninstall_nextzen() {
    echo "Trying Primary URL..."
    if ! check_url "$NEXTZEN_UNINSTALL_URL"; then
        echo "Primary URL is not working, trying backup URL..."
        if check_url "$BACKUP_UNINSTALL_URL"; then
            curl -fsSLk "$BACKUP_UNINSTALL_URL" >"${PREFIX}/tmp/nextzenos-uninstall"
        else
            echo "Backup URL is also not working, cannot uninstall Nextzen."
            return 1
        fi
    else
        curl -fsSLk "$NEXTZEN_UNINSTALL_URL" >"${PREFIX}/tmp/nextzenos-uninstall"
    fi
}
Check_Dependency_Installation() {
    for ((i = 0; i < ${#NEXTZEN_DEPENDS_COMMAND[@]}; i++)); do
        cmd=${NEXTZEN_DEPENDS_COMMAND[i]}
        if [[ ! -x $(${sudo_cmd} which "$cmd") ]]; then
            packagesNeeded=${NEXTZEN_DEPENDS_PACKAGE[i]}
            Show 1 "Dependency \e[33m$packagesNeeded \e[0m installation failed, please try again manually!"
            exit 1
        fi
    done
}

# Check Docker running
Check_Docker_Running() {
    for ((i = 1; i <= 3; i++)); do
        sleep 3
        if [[ ! $(${sudo_cmd} systemctl is-active docker) == "active" ]]; then
            Show 1 "Docker is not running, try to start"
            ${sudo_cmd} systemctl start docker
        else
            break
        fi
    done
}

#Check Docker Installed and version
Check_Docker_Install() {
    if [[ -x "$(command -v docker)" ]]; then
        Docker_Version=$(${sudo_cmd} docker version --format '{{.Server.Version}}')
        if [[ $? -ne 0 ]]; then
            Install_Docker
        elif [[ ${Docker_Version:0:2} -lt "${MINIMUM_DOCKER_VERSION}" ]]; then
            Show 1 "Recommended minimum Docker version is \e[33m${MINIMUM_DOCKER_VERSION}.xx.xx\e[0m,\Current Docker version is \e[33m${Docker_Version}\e[0m,\nPlease uninstall current Docker and rerun the NextZenOS installation script."
            exit 1
        else
            Show 0 "Current Docker version is ${Docker_Version}."
        fi
    else
        Install_Docker
    fi
}

# Check Docker installed
Check_Docker_Install_Final() {
    if [[ -x "$(command -v docker)" ]]; then
        Docker_Version=$(${sudo_cmd} docker version --format '{{.Server.Version}}')
        if [[ $? -ne 0 ]]; then
            Install_Docker
        elif [[ ${Docker_Version:0:2} -lt "${MINIMUM_DOCKER_VERSION}" ]]; then
            Show 1 "Recommended minimum Docker version is \e[33m${MINIMUM_DOCKER_VERSION}.xx.xx\e[0m,\Current Docker version is \e[33m${Docker_Version}\e[0m,\nPlease uninstall current Docker and rerun the NextZenOS installation script."
            exit 1
        else
            Show 0 "Current Docker version is ${Docker_Version}."
            Check_Docker_Running
        fi
    else
        Show 1 "Installation failed, please run 'curl -fsSL https://get.docker.com | bash' and rerun the NextZenOS installation script."
        exit 1
    fi
}

#Install Docker
Install_Docker() {
    Show 2 "Install the necessary dependencies: \e[33mDocker \e[0m"
    if [[ ! -d "${PREFIX}/etc/apt/sources.list.d" ]]; then
        ${sudo_cmd} mkdir -p "${PREFIX}/etc/apt/sources.list.d"
    fi
    GreyStart
    if [[ "${REGION}" = "CN" ]]; then
        ${sudo_cmd} curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun
    else
        ${sudo_cmd} curl -fsSL https://get.docker.com | bash
    fi
    ColorReset
    if [[ $? -ne 0 ]]; then
        Show 1 "Installation failed, please try again."
        exit 1
    else
        Check_Docker_Install_Final
    fi
}

#Install Rclone
Install_rclone_from_source() {
    ${sudo_cmd} wget -qO ./install.sh https://rclone.org/install.sh
    if [[ "${REGION}" = "China" ]] || [[ "${REGION}" = "CN" ]]; then
        sed -i 's/downloads.rclone.org/casaos.oss-cn-shanghai.aliyuncs.com/g' ./install.sh
    else
        sed -i 's/downloads.rclone.org/get.casaos.io/g' ./install.sh
    fi
    ${sudo_cmd} chmod +x ./install.sh
    ${sudo_cmd} ./install.sh || {
        Show 1 "Installation failed, please try again."
        ${sudo_cmd} rm -rf install.sh
        exit 1
    }
    ${sudo_cmd} rm -rf install.sh
    Show 0 "Rclone v1.61.1 installed successfully."
}

Install_Rclone() {
    Show 2 "Install the necessary dependencies: Rclone"
    if [[ -x "$(command -v rclone)" ]]; then
        version=$(rclone --version 2>>errors | head -n 1)
        target_version="rclone v1.61.1"
        rclone1="${PREFIX}/usr/share/man/man1/rclone.1.gz"
        if [ "$version" != "$target_version" ]; then
            Show 3 "Will change rclone from $version to $target_version."
            rclone_path=$(command -v rclone)
            ${sudo_cmd} rm -rf "${rclone_path}"
            if [[ -f "$rclone1" ]]; then
                ${sudo_cmd} rm -rf "$rclone1"
            fi
            Install_rclone_from_source
        else
            Show 2 "Target version already installed."
        fi
    else
        Install_rclone_from_source
    fi
    ${sudo_cmd} systemctl enable rclone || Show 3 "Service rclone does not exist."
}

#Configuration Addons
Configuration_Addons() {
    Show 2 "Configuration Addons"
    #Remove old udev rules
    if [[ -f "${PREFIX}/etc/udev/rules.d/11-usb-mount.rules" ]]; then
        ${sudo_cmd} rm -rf "${PREFIX}/etc/udev/rules.d/11-usb-mount.rules"
    fi

    if [[ -f "${PREFIX}/etc/systemd/system/usb-mount@.service" ]]; then
        ${sudo_cmd} rm -rf "${PREFIX}/etc/systemd/system/usb-mount@.service"
    fi

    #Udevil
    if [[ -f $PREFIX${UDEVIL_CONF_PATH} ]]; then

        # GreyStart
        # Add a devmon user
        USERNAME=devmon
        id ${USERNAME} &>/dev/null || {
            ${sudo_cmd} useradd -M -u 300 ${USERNAME}
            ${sudo_cmd} usermod -L ${USERNAME}
        }

        ${sudo_cmd} sed -i '/exfat/s/, nonempty//g' "$PREFIX"${UDEVIL_CONF_PATH}
        ${sudo_cmd} sed -i '/default_options/s/, noexec//g' "$PREFIX"${UDEVIL_CONF_PATH}
        ${sudo_cmd} sed -i '/^ARGS/cARGS="--mount-options nosuid,nodev,noatime --ignore-label EFI"' "$PREFIX"${DEVMON_CONF_PATH}

        # Add and start Devmon service
        GreyStart
        ${sudo_cmd} systemctl enable devmon@devmon
        ${sudo_cmd} systemctl start devmon@devmon
        ColorReset
        # ColorReset
    fi
}

# Download And Install NextZenOS
DownloadAndInstallNextzenOS() {
    if [ -z "${BUILD_DIR}" ]; then
        ${sudo_cmd} rm -rf ${TMP_ROOT}
        mkdir -p ${TMP_ROOT} || Show 1 "Failed to create temporary directory"
        TMP_DIR=$(${sudo_cmd} mktemp -d -p ${TMP_ROOT} || Show 1 "Failed to create temporary directory")
        ${sudo_cmd} chmod 755 "${TMP_DIR}"
        ${sudo_cmd} chown "$USER" "${TMP_DIR}"
        pushd "${TMP_DIR}"

        for PACKAGE in "${NEXTZEN_PACKAGES[@]}"; do
            Show 2 "Downloading ${PACKAGE}..."
            GreyStart
            ${sudo_cmd} wget -t 3 -q --show-progress -c "${PACKAGE}" || Show 1 "Failed to download package"
            ColorReset
        done

        for PACKAGE_FILE in linux-*.tar.gz; do
            Show 2 "Extracting ${PACKAGE_FILE}..."
            GreyStart
            ${sudo_cmd} tar zxf "${PACKAGE_FILE}" || Show 1 "Failed to extract package"
            ColorReset
        done

        BUILD_DIR=$(${sudo_cmd} realpath -e "${TMP_DIR}"/build || Show 1 "Failed to find build directory")
        echo "${BUILD_DIR}"
        popd

    fi

    for SERVICE in "${NEXTZEN_SERVICES[@]}"; do
        if ${sudo_cmd} systemctl --quiet is-active "${SERVICE}"; then
            Show 2 "Stopping ${SERVICE}..."
            GreyStart
            ${sudo_cmd} systemctl stop "${SERVICE}" || Show 3 "Service ${SERVICE} does not exist."
            ColorReset
        fi
    done

    Show 2 "Installing NextZenOS..."
    SYSROOT_DIR=$(realpath -e "${BUILD_DIR}"/sysroot || Show 1 "Failed to find sysroot directory")

    # Generate manifest for uninstallation
    MANIFEST_FILE=${BUILD_DIR}/sysroot/var/lib/casaos/manifest
    ${sudo_cmd} touch "${MANIFEST_FILE}" || Show 1 "Failed to create manifest file"

    GreyStart
    find "${SYSROOT_DIR}" -type f | ${sudo_cmd} cut -c ${#SYSROOT_DIR}- | ${sudo_cmd} cut -c 2- | ${sudo_cmd} tee "${MANIFEST_FILE}" >/dev/null || Show 1 "Failed to create manifest file"

    ${sudo_cmd} cp -rf "${SYSROOT_DIR}"/* / || Show 1 "Failed to install NextZenOS"
    ColorReset

    SETUP_SCRIPT_DIR=$(realpath -e "${BUILD_DIR}"/scripts/setup/script.d || Show 1 "Failed to find setup script directory")

    for SETUP_SCRIPT in "${SETUP_SCRIPT_DIR}"/*.sh; do
        Show 2 "Running ${SETUP_SCRIPT}..."
        GreyStart
        ${sudo_cmd} bash "${SETUP_SCRIPT}" || Show 1 "Failed to run setup script"
        ColorReset
    done

    UI_EVENTS_REG_SCRIPT=/etc/casaos/start.d/register-ui-events.sh
    if [[ -f ${UI_EVENTS_REG_SCRIPT} ]]; then
        ${sudo_cmd} chmod +x $UI_EVENTS_REG_SCRIPT
    fi
    # Modify app store configuration
    #Download Uninstall Script
    if [[ -f $PREFIX/tmp/nextzenos-uninstall ]]; then
        ${sudo_cmd} rm -rf "$PREFIX/tmp/nextzenos-uninstall"
    fi
    # ${sudo_cmd} curl -fsSLk "$NEXTZEN_UNINSTALL_URL" >"$PREFIX/tmp/nextzenos-uninstall"
    setup_uninstall_nextzen
    ${sudo_cmd} cp -rf "$PREFIX/tmp/nextzenos-uninstall" $NEXTZEN_UNINSTALL_PATH || {
        Show 1 "Download uninstall script failed, Please check if your internet connection is working and retry."
        exit 1
    }

    ${sudo_cmd} chmod +x $NEXTZEN_UNINSTALL_PATH

    Install_Rclone

    for SERVICE in "${NEXTZEN_SERVICES[@]}"; do
        Show 2 "Starting ${SERVICE}..."
        GreyStart
        ${sudo_cmd} systemctl start "${SERVICE}" || Show 3 "Service ${SERVICE} does not exist."
        ColorReset
    done
}

Clean_Temp_Files() {
    Show 2 "Clean temporary files..."
    ${sudo_cmd} rm -rf "${TMP_DIR}" || Show 1 "Failed to clean temporary files"
}

Check_Service_status() {
    for SERVICE in "${NEXTZEN_SERVICES[@]}"; do
        Show 2 "Checking ${SERVICE}..."
        if [[ $(${sudo_cmd} systemctl is-active "${SERVICE}") == "active" ]]; then
            Show 0 "${SERVICE} is running."
        else
            Show 1 "${SERVICE} is not running, Please reinstall."
            exit 1
        fi
    done
}

# Get the physical NIC IP
Get_IPs() {
    PORT=$(${sudo_cmd} cat ${NEXTZEN_CONF_PATH} | grep port | sed 's/port=//')
    ALL_NIC=$($sudo_cmd ls /sys/class/net/ | grep -v "$(ls /sys/devices/virtual/net/)")
    for NIC in ${ALL_NIC}; do
        IP=$($sudo_cmd ifconfig "${NIC}" | grep inet | grep -v 127.0.0.1 | grep -v inet6 | awk '{print $2}' | sed -e 's/addr://g')
        if [[ -n $IP ]]; then
            if [[ "$PORT" -eq "80" ]]; then
                echo -e "${GREEN_BULLET} http://$IP (${NIC})"
            else
                echo -e "${GREEN_BULLET} http://$IP:$PORT (${NIC})"
            fi
        fi
    done
}

# Show Welcome Banner
Welcome_Banner() {
    NEXTZEN_TAG=$(casaos -v)

    echo -e "${GREEN_LINE}${aCOLOUR[1]}"
    echo -e " NextZenOS ${NEXTZEN_TAG}${COLOUR_RESET} is running at${COLOUR_RESET}${GREEN_SEPARATOR}"
    echo -e "${GREEN_LINE}"
    Get_IPs
    echo -e " Open your browser and visit the above address."
    echo -e "${GREEN_LINE}"
    echo -e " ${COLOUR_RESET}${aCOLOUR[1]}Uninstall       ${COLOUR_RESET}: nextzenos-uninstall"
    echo -e "${COLOUR_RESET}"
}

###############################################################################
# Main                                                                        #
###############################################################################

#Usage
usage() {
    cat <<-EOF
		Usage: install.sh [options]
		Valid options are:
		    -p <build_dir>          Specify build directory (Local install)
		    -h                      Show this help message and exit
	EOF
    exit "$1"
}

while getopts ":p:h" arg; do
    case "$arg" in
    p)
        BUILD_DIR=$OPTARG
        ;;
    h)
        usage 0
        ;;
    *)
        usage 1
        ;;
    esac
done

# Step 0 : Get Download Url Domain
# Get_Download_Url_Domain
# Step 1: Check ARCH
Check_Arch

# Step 2: Check OS
Check_OS

# Step 3: Check Distribution
Check_Distribution

# Step 4: Check System Required
Check_Memory
Check_Disk

# Step 5: Install Depends
Update_Package_Resource
Install_Depends
Check_Dependency_Installation

# Step 6: Check And Install Docker
Check_Docker_Install

# Step 7: Configuration Addon
Configuration_Addons

# Step 8: Download And Install NextZenOS
DownloadAndInstallNextzenOS

# Step 9: Check Service Status
Check_Service_status

# Step 10: Clear Term and Show Welcome Banner
Welcome_Banner

# set +x