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

namespace LogStudy.TraceLog
{
    /// <summary>
    /// 自定义跟踪监听器
    /// </summary>
    public class CustomTraceListener : TraceListener
    {
        /// <summary>
        /// 因为重写了Write方法：给进什么的，需要自行处理。否则缩进等设置不起作用
        /// </summary>
        /// <param name="message"></param>
        public override void Write(string? message)
        {
            if (message == null || message?.Length == 0)
            {
                return;
            }

            //处理缩进
            var preText = string.Empty;
            if (base.NeedIndent)
            {
                preText += new string(' ', base.IndentLevel * base.IndentSize);
            }

            Console.Write($"{preText}{message}");
        }

        /// <summary>
        /// 因为重写了Write方法：给进什么的，需要自行处理。否则缩进等设置不起作用
        /// </summary>
        /// <param name="message"></param>
        public override void WriteLine(string? message)
        {
            if (message == null || message?.Length == 0)
            {
                return;
            }

            //处理缩进
            var preText = string.Empty;
            if (base.NeedIndent)
            {
                preText += new string(' ', IndentLevel * IndentSize);
            }

            Console.WriteLine($"{preText}{message}");
        }
    }
}