using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Serilog.Events;
using Serilog;
using System;
using System.Collections.Generic;
using System.Text;
using Serilog.Sinks.SystemConsole.Themes;
using Serilog.Filters;

namespace Utility
{
    public static class ServiceCollectionExtensions
    {
        const string template = "时间: {Timestamp:yyyy-MM-dd HH:mm:ss}{NewLine}来源: {SourceContext}{NewLine}内容: [{Level:u3}] {Message}{NewLine}{Exception}{NewLine}";
        /// <summary>
        /// 添加配置Serilog
        /// </summary>
        /// <param name="services"></param>
        /// <param name="configuration"></param>
        /// <returns></returns>
        public static IServiceCollection AddConfigSerilog(this IServiceCollection services)
        {
            // 创建Serilog记录日志
            Log.Logger = new LoggerConfiguration()
                .MinimumLevel.Information()
                .MinimumLevel.Override("Microsoft", LogEventLevel.Warning) // 排除Dotnet自带的日志
                //.MinimumLevel.Verbose()
                //.MinimumLevel.Override("System", LogEventLevel.Debug)
                //.MinimumLevel.Override("Microsoft", LogEventLevel.Debug)
                //.MinimumLevel.Override("Microsoft.AspNetCore", LogEventLevel.Error)
                //.MinimumLevel.Override("Microsoft.AspNetCore.Cors.Infrastructure.CorsService", LogEventLevel.Error)
                //.MinimumLevel.Override("Microsoft.AspNetCore.Mvc", LogEventLevel.Error)
                //.MinimumLevel.Override("Microsoft.AspNetCore.Hosting", LogEventLevel.Error)
                // 全部日志写入到Console
                .WriteTo.Console()
                .WriteTo.Async(c => c.Console(
                   theme: AnsiConsoleTheme.Literate,
                    outputTemplate: template))
                // Information日志写入到文件
                .WriteTo.Async(c => c.File(
                    path: "Logs/Information_.txt",
                    rollingInterval: RollingInterval.Day,
                    fileSizeLimitBytes: 1024 * 1024 * 10,
                    retainedFileCountLimit: 100,
                    outputTemplate: template,
                    restrictedToMinimumLevel: LogEventLevel.Information))
                // Debug日志写入到文件
                .WriteTo.Async(c => c.File(
                    path: "Logs/Verbose.txt",
                    rollingInterval: RollingInterval.Day,
                    fileSizeLimitBytes: 1024 * 1024 * 10,
                    retainedFileCountLimit: 100,
                    outputTemplate: template,
                    restrictedToMinimumLevel: LogEventLevel.Verbose))
                // Warning日志写入到文件
                .WriteTo.Async(c => c.File(
                    path: "Logs/Warning_.txt",
                    rollingInterval: RollingInterval.Day,
                    fileSizeLimitBytes: 1024 * 1024 * 10,
                    retainedFileCountLimit: 100,
                    outputTemplate: template,
                    restrictedToMinimumLevel: LogEventLevel.Warning))
                // Error日志写入到文件
                .WriteTo.Async(c => c.File(
                    path: "Logs/Error_.txt",
                    rollingInterval: RollingInterval.Day,
                    fileSizeLimitBytes: 1024 * 1024 * 10,
                    retainedFileCountLimit: 1000,
                    outputTemplate: template,
                    restrictedToMinimumLevel: LogEventLevel.Error))
                .CreateLogger();

            services.AddSerilog();

            return services;
        }
    }
}