// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
using System;
using System.Diagnostics.Tracing;
using Roslyn.Utilities;
 
namespace Microsoft.CodeAnalysis
{
    [EventSource(Name = "Microsoft-CodeAnalysis-General")]
    internal sealed class CodeAnalysisEventSource : EventSource
    {
        public static readonly CodeAnalysisEventSource Log = new CodeAnalysisEventSource();
 
        public static class Keywords
        {
            public const EventKeywords Performance = (EventKeywords)1;
        }
 
        public static class Tasks
        {
            public const EventTask GeneratorDriverRunTime = (EventTask)1;
            public const EventTask SingleGeneratorRunTime = (EventTask)2;
        }
 
        private CodeAnalysisEventSource() { }
 
        [Event(1, Keywords = Keywords.Performance, Level = EventLevel.Informational, Opcode = EventOpcode.Start, Task = Tasks.GeneratorDriverRunTime)]
        internal void StartGeneratorDriverRunTime(string id) => WriteEvent(1, id);
 
        [Event(2, Message = "Generators ran for {0} ticks", Keywords = Keywords.Performance, Level = EventLevel.Informational, Opcode = EventOpcode.Stop, Task = Tasks.GeneratorDriverRunTime)]
        internal void StopGeneratorDriverRunTime(long elapsedTicks, string id) => WriteEvent(2, elapsedTicks, id);
 
        [Event(3, Keywords = Keywords.Performance, Level = EventLevel.Informational, Opcode = EventOpcode.Start, Task = Tasks.SingleGeneratorRunTime)]
        internal void StartSingleGeneratorRunTime(string generatorName, string assemblyPath, string id) => WriteEvent(3, generatorName, assemblyPath, id);
 
        [Event(4, Message = "Generator {0} ran for {2} ticks", Keywords = Keywords.Performance, Level = EventLevel.Informational, Opcode = EventOpcode.Stop, Task = Tasks.SingleGeneratorRunTime)]
        internal void StopSingleGeneratorRunTime(string generatorName, string assemblyPath, long elapsedTicks, string id) => WriteEvent(4, generatorName, assemblyPath, elapsedTicks, id);
    }
}