using System;
using System.Collections.Generic;
using System.Diagnostics.Tracing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LogStudy.EventLog.Next
{
    /// <summary>
    /// 高级事件源
    /// </summary>
    [EventSource(Name = "EventLogNext-AdvancedEventSource")]
    public sealed class AdvancedEventSource : EventSource
    {
        private AdvancedEventSource() { }

        public static AdvancedEventSource Logger { get; } = new AdvancedEventSource();

        [Event(1, Task = Tasks.Request, Opcode = EventOpcode.Start)]
        public void RequestStart(int RequestID, string Url)
        {
            WriteEvent(1, RequestID, Url);
        }

        [Event(2, Task = Tasks.Request, Opcode = EventOpcode.Info)]
        public void RequestPhase(int RequestID, string PhaseName)
        {
            WriteEvent(2, RequestID, PhaseName);
        }

        [Event(3, Keywords = Keywords.Requests, Task = Tasks.Request, Opcode = EventOpcode.Stop)]
        public void RequestStop(int RequestID)
        {
            WriteEvent(eventId: 3, RequestID);
        }

        /// <summary>
        /// 自定义任务
        /// </summary>
        public class Tasks
        {
            public const EventTask Request = (EventTask)0x1;
        }

        /// <summary>
        /// 自定义 关键字
        /// </summary>
        public class Keywords
        {
            public const EventKeywords Startup = (EventKeywords)0x0001;
            public const EventKeywords Requests = (EventKeywords)0x0002;
            public const EventKeywords AppStopd = (EventKeywords)0x0004;
        }
    }
}