120 lines
3.7 KiB
C#
120 lines
3.7 KiB
C#
using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.Configuration.Json;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Linq;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace Appointment.Entity
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{
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public class BaseConfig
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{
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/// <summary>
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/// 缓存配置文件
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/// </summary>
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static IConfiguration configuration { get; set; }
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static BaseConfig()
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{
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/* 当配置文件更新后，IConfiguration会自动更新，使用缓存为了双重保障 */
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DateTime now = DateTime.Now;
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if (validTime < now)
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{
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string path = "appsettings.json";
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var _newCreateTime = System.IO.File.GetCreationTime(path);
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if (_newCreateTime != createTime)
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{
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configuration = new ConfigurationBuilder()
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.Add(new JsonConfigurationSource
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{
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Path = path,
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Optional = false,
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ReloadOnChange = true
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}).Build();
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createTime = _newCreateTime;
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}
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validTime = now.AddSeconds(60);
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}
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}
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/// <summary>
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/// 缓存配置文件创建时间
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/// </summary>
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static DateTime createTime;
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/// <summary>
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/// 缓存配置文件失效时间
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/// </summary>
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static DateTime validTime;
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/// <summary>
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/// 获取配置信息(必项)
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/// </summary>
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/// <param name="sections"></param>
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/// <returns>当不存在或为空是输出异常</returns>
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public static string App(params string[] sections)
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{
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try
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{
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if (sections.Any())
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{
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string str = configuration[string.Join(":", sections)];
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if (!string.IsNullOrEmpty(str))
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{
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return str;
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}
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}
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throw new Exception($"没有在配置文件中的appSettings中找到{sections.Last()}的配置，请检查配置文件配置！");
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}
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catch (Exception ex)
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{
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throw new Exception(ex.Message);
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}
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}
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/// <summary>
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/// 获取配置文件
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/// </summary>
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/// <param name="sections"></param>
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/// <param name="defaultValue">默认返回值</param>
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/// <returns>当不存在的配置项会返回null</returns>
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/// <remarks>
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/// 获取实例:
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/// BaseConfig.App(new string[] { "Logging" });
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/// BaseConfig.App(new string[] { "Logging", "LogLevel" });
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/// </remarks>
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public static string App(string[] sections, string defaultValue)
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{
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try
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{
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if (sections.Any())
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{
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string stre = configuration[string.Join(":", sections)];
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if (!string.IsNullOrEmpty(stre)) return stre;
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}
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return defaultValue;
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}
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catch (Exception)
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{
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return defaultValue;
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}
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}
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/// <summary>
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/// 递归获取配置信息数组
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="sections"></param>
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/// <returns></returns>
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public static List<T> App<T>(params string[] sections)
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{
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List<T> list = new List<T>();
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configuration.Bind(string.Join(":", sections), list);
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return list;
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}
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}
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}
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