using System;
using System.ComponentModel;
using System.ServiceProcess;

namespace YLPublishTool.Actions
{
    /// <summary>
    /// 停止服务
    /// </summary>
    [Description("停止服务")]
    class StopServiceAction : IPublishAction
    {
        public StopServiceAction()
        {
            SleepSeconds = 10;
        }

        public string ServiceName { get; set; }

        /// <summary>
        /// 等待时间(秒)
        /// </summary>
        public int SleepSeconds { get; set; }

        public void Execute(IPublishContext context)
        {
            if (string.IsNullOrWhiteSpace(ServiceName))
            {
                throw new Exception("服务名称不能为空");
            }

            try
            {
                using (var sc = new ServiceController { ServiceName = ServiceName })
                {
                    if (sc.Status != ServiceControllerStatus.Stopped)
                    {
                        sc.Stop();
                        context.SetProperty("[服务]" + ServiceName, "1");
                        context.LogDebug($"停止服务:{ServiceName},等待时间:{SleepSeconds}s");
                        System.Threading.Thread.Sleep(SleepSeconds * 1000);
                    }
                    else
                    {
                        context.LogDebug("服务不需要停止，已处于停止状态,服务:" + ServiceName);
                    }
                }
            }
            catch (Exception ex)
            {
                context.LogError("停止服务失败", ex);
            }
        }

        public void SetProperty(string name, string value)
        {
            if (name == "服务名称")
            {
                ServiceName = value;
            }
            else if (name == "等待时间" && !string.IsNullOrEmpty(value))
            {
                int.TryParse(value.Trim().TrimEnd('s'), out int seconds);
                if (seconds < 3) seconds = 3;
                SleepSeconds = seconds;
            }
        }
    }

    /// <summary>
    /// 启动服务
    /// </summary>
    [Description("启动服务")]
    class StartServiceAction : IPublishAction
    {
        public string ServiceName { get; set; }

        public bool CheckStart { get; set; }

        public void Execute(IPublishContext context)
        {
            if (string.IsNullOrWhiteSpace(ServiceName))
            {
                throw new Exception("服务名称不能为空");
            }

            if (CheckStart && context.GetProperty("[服务]" + ServiceName) == "1")
            {
                try
                {
                    using (var sc = new ServiceController { ServiceName = ServiceName })
                    {
                        if (sc.Status == ServiceControllerStatus.Stopped)
                        {
                            sc.Start();
                            context.LogDebug("启动服务:" + ServiceName);
                        }
                        else
                        {
                            context.LogDebug("启动服务失败，服务不处于停止状态,服务:" + ServiceName);
                        }
                    }
                }
                catch (Exception ex)
                {
                    context.LogError("启动服务失败", ex);
                }
            }
            else
            {
                context.LogInfo("根据启动条件，不需要启动此服务:" + ServiceName);
            }
        }

        public void SetProperty(string name, string value)
        {
            if (name == "服务名称")
            {
                ServiceName = value;
            }
            else if (name == "启动条件" && value == "此服务被当前进程停止")
            {
                CheckStart = true;
            }
        }
    }
}