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

namespace Ips.Library.Basic
{
    public class IpsLogger
    {
        public static event EventHandler<IpsLogEventArg> Logged;

        public static void Info(string msg, bool writeToUI = true)
        {
            Log(LogType.Info, msg, null, writeToUI);
        }

        public static void Warn(string msg, Exception ex = null, bool writeToUI = true)
        {
            Log(LogType.Warn, msg, ex, writeToUI);
        }

        public static void Error(string msg, Exception ex = null, bool writeToUI = true)
        {
            Log(LogType.Error, msg, ex, writeToUI);
        }

        public static void Log(LogType logType, string logContent, Exception ex = null, bool writeToUI = true)
        {
            Logged?.Invoke(null, new IpsLogEventArg(logType, logContent, ex, writeToUI));
        }
    }

    public enum LogType
    {
        [Description("消息")]
        Info,
        [Description("警告")]
        Warn,
        [Description("错误")]
        Error
    }

    public class IpsLogEventArg : EventArgs
    {
        public IpsLogEventArg(LogType logType, string content, Exception ex = null, bool writeToUI = true)
        {
            LogType = logType;
            Content = content;
            this.Exception = ex;
            WriteToUI = writeToUI;
        }

        public LogType LogType { get; set; }

        public string Content { get; set; }

        public Exception Exception { get; set; }

        public bool WriteToUI { get; set; }
    }
}