using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Configuration.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DS.Module.Core
{
    /// <summary>
    /// 配置读取类
    /// </summary>
    public class AppSetting
    {
        public static IConfiguration Configuration { get; set; }

        static AppSetting()
        {
            string Path = "appsettings.json";
            //ReloadOnChange = true 当appsettings.json被修改时重新加载            
            Configuration = new ConfigurationBuilder()
                // .SetBasePath(contentPath)
                .Add(new JsonConfigurationSource { Path = Path, Optional = false, ReloadOnChange = true })
                .Build();
        }
        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="configuration"></param>
        public AppSetting(IConfiguration configuration)
        {
            Configuration = configuration;
        }
        /// <summary>
        /// 封装要操作的字符
        /// </summary>
        /// <param name="sections">节点配置</param>
        /// <returns></returns>
        public static string app(params string[] sections)
        {
            try
            {

                if (sections.Any())
                {
                    return Configuration[string.Join(":", sections)];
                }
            }
            catch (Exception) { }

            return "";
        }

        /// <summary>
        /// 递归获取配置信息数组
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="sections"></param>
        /// <returns></returns>
        public static List<T> app<T>(params string[] sections)
        {
            List<T> list = new List<T>();
            // 引用 Microsoft.Extensions.Configuration.Binder 包
            Configuration.Bind(string.Join(":", sections), list);
            return list;
        }


        /// <summary>
        /// 根据路径  configuration["App:Name"];
        /// </summary>
        /// <param name="sectionsPath"></param>
        /// <returns></returns>
        public static string GetValue(string sectionsPath)
        {
            try
            {
                return Configuration[sectionsPath];
            }
            catch (Exception) { }

            return "";

        }
    }
}