AppsettingsHelp.cs 1.37 KB
using Microsoft.Extensions.Configuration;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Configuration.Json;
using Microsoft.Extensions.Options;

namespace HHECS.WebCommon.Config
{
    /// <summary>
    /// AppsettingsHelp.json操作类
    /// </summary>
    public class AppsettingsHelp
    {
        public T GetAppsettings<T>(string key) where T : class, new()
        {
            string keyDir = System.IO.Directory.GetCurrentDirectory();

            IConfiguration config = new ConfigurationBuilder()
                .SetBasePath(keyDir)
                .Add(new JsonConfigurationSource { Path = "appsettings.json", ReloadOnChange = true })
                .Build();
            var appconfig = new ServiceCollection()
                .AddOptions()
                //.Configure<T>(config.GetSection(key))
                .BuildServiceProvider()
                .GetService<IOptions<T>>()
                .Value;
            return appconfig;
        }

        public IConfigurationRoot GetAppsettings()
        {
            string keyDir = System.IO.Directory.GetCurrentDirectory();
            var builder = new ConfigurationBuilder()
                .SetBasePath(keyDir)
                .AddJsonFile("appsettings.json");
            return builder.Build();
        }
    }
}