#!/bin/bash
export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:$PATH

: '
Copyright (C) 2022 - now  HaoZi Technology Co., Ltd.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>.
'

source <(curl -f -s --connect-timeout 10 --retry 3 https://dl.cdn.haozi.net/panel/public.sh)
if [ $? -ne 0 ]; then
    echo "下载 public.sh 失败，请检查网络或稍后重试。"
    echo "Download public.sh failed, please check the network or try again later."
    exit 1
fi

LOGO="+----------------------------------------------------\n| 耗子面板卸载脚本\n| Rat Panel uninstall script\n+----------------------------------------------------\n| Copyright © 2022-"$(date +%Y)" 耗子科技 All rights reserved.\n+----------------------------------------------------"

Prepare_System() {
    if [ $(whoami) != "root" ]; then
        error "请使用root用户运行卸载命令(Please run the uninstall command using the root user)"
    fi

    if [ ! -f "${setup_path}/panel/web" ]; then
        error "面板未安装，无需卸载(Panel is not installed, no need to uninstall)"
    fi

    if ! id -u "www" >/dev/null 2>&1; then
        groupadd www
        useradd -s /sbin/nologin -g www www
    fi
}

Remove_Swap() {
    swap_file="${setup_path}/swap"
    if [ -f "${swap_file}" ]; then
        swapoff ${swap_file}
        rm -f ${swap_file}
        sed -i '/swap/d' /etc/fstab
    fi

    mount -a
    if [ "$?" != "0" ]; then
        error "/etc/fstab 文件配置有误，请检查排除后重试，问题解决前勿重启系统(There is an error in the /etc/fstab file configuration, please check and try again after excluding, do not restart the system until the problem is resolved)"
    fi
}

Remove_Panel() {
    systemctl stop panel
    systemctl disable panel
    rm -f /etc/systemd/system/panel.service
    rm -f /usr/local/sbin/panel-cli
    rm -rf /usr/local/etc/panel
    rm -rf ${setup_path}
}

clear
echo -e "${LOGO}"

# 卸载确认
echo "高危操作，卸载面板前请务必备份好所有数据，提前卸载面板所有插件！"
echo "High-risk operation, please be sure to back up all data before uninstalling the panel, and uninstall all plugins in advance!"
echo "卸载面板后，所有数据将被清空，无法恢复！"
echo "After uninstalling the panel, all data will be cleared and cannot be recovered!"
read -r -p "输入 y 并回车以确认卸载面板 (Enter 'y' to confirm uninstallation): " uninstall
if [ "${uninstall}" != 'y' ]; then
    echo "输入不正确，已退出卸载。"
    exit
fi

echo -e "${LOGO}"
echo '正在卸载面板...'
echo 'Uninstalling the panel...'
echo -e $HR

Prepare_System
Remove_Swap
Remove_Panel

clear

echo -e "${LOGO}"
echo '面板卸载完成。'
echo 'Panel uninstalled successfully.'
echo '感谢您的使用，欢迎您再次使用面板。'
echo 'Thank you for using, welcome to use the panel again.'
echo -e $HR

rm -f uninstall.sh