#!/bin/bash

SERVICES=("PyBot" "PyBot_Web")

echo "=============================="
echo "开始卸载 PyBot 系统服务"
echo "=============================="

for SERVICE in "${SERVICES[@]}"; do
    echo ""
    echo ">>> 处理服务: $SERVICE"

    # 1. 停止服务
    if systemctl is-active --quiet $SERVICE; then
        echo "停止服务..."
        sudo systemctl stop $SERVICE
    else
        echo "服务未运行"
    fi

    # 2. 禁用开机自启
    if systemctl is-enabled --quiet $SERVICE 2>/dev/null; then
        echo "取消开机自启..."
        sudo systemctl disable $SERVICE
    else
        echo "未启用开机自启"
    fi

    # 3. 删除 service 文件
    SERVICE_FILE="/etc/systemd/system/${SERVICE}.service"
    if [ -f "$SERVICE_FILE" ]; then
        echo "删除服务文件: $SERVICE_FILE"
        sudo rm -f "$SERVICE_FILE"
    else
        echo "未找到服务文件"
    fi

    # 4. 杀残留进程（保险）
    echo "检查残留进程..."
    PIDS=$(ps -ef | grep $SERVICE | grep -v grep | awk '{print $2}')
    if [ -n "$PIDS" ]; then
        echo "杀死残留进程: $PIDS"
        sudo kill -9 $PIDS
    else
        echo "无残留进程"
    fi

done

# 5. 重载 systemd
echo ""
echo "重新加载 systemd..."
sudo systemctl daemon-reload
sudo systemctl daemon-reexec

# 6. 可选清理日志
read -p "是否清理 PyBot 日志？(y/n): " CLEAN_LOG
if [ "$CLEAN_LOG" == "y" ]; then
    echo "清理 journal 日志（保留1天）..."
    sudo journalctl --vacuum-time=1d
fi

echo ""
echo "=============================="
echo "卸载完成 ✅"
echo "=============================="

# 7. 验证
for SERVICE in "${SERVICES[@]}"; do
    echo ""
    echo "验证服务: $SERVICE"
    systemctl status $SERVICE 2>&1 | grep "could not be found" && echo "✔ 已彻底删除" || echo "⚠ 可能仍存在"
done