using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.Threading.Tasks;
using System.Xml;
using System.Xml.Serialization;

namespace Ewide.Core.Util
{
    public class XmlSerializerUtil
    {
        static string[] str = AppDomain.CurrentDomain.BaseDirectory.Split("ewide_core");
        static string path = str[0]+ @"ewide_core\Api\Ewide.Core\SeedDataXml\";
        public Dictionary<Type, object> ReaderALL()
        {
            Dictionary<Type, object> dic = new Dictionary<Type, object>();
            DirectoryInfo folder = new DirectoryInfo(path);
            foreach (FileInfo file in folder.GetFiles())
            {
                //除去.xml 后缀
                string className = file.Name.Remove(file.Name.Length - 4, 4);
                object obj = AppInfo(className);
                string XmlContext = StreamRead(file.FullName);
                //实例创建 出 类型集合 
                var modelList = Activator.CreateInstance(typeof(List<>).MakeGenericType(new Type[] { obj.GetType() }));
                var list = Deserialize(modelList.GetType(), XmlContext);
                dic.Add(obj.GetType(), list);
            }
            return dic;
        }
        private object Deserialize<T>(string xmlContent, Type[] Arrtype)
        {
            object obj = null;
            using (StringReader sr = new StringReader(xmlContent))
            {
                XmlSerializer xmldes = new XmlSerializer(typeof(List<T>), Arrtype);
                obj = xmldes.Deserialize(sr);
            }
            return obj;
        }
        private object Deserialize(Type type, string xmlContent)
        {
            object obj = null;
            using (StringReader sr = new StringReader(xmlContent))
            {
                XmlSerializer xmldes = new XmlSerializer(type);
                obj = xmldes.Deserialize(sr);
            }
            return obj;
        }
        public string StreamRead(string path)
        {
            using (StreamReader reader = new StreamReader(path, Encoding.Default))
            {
                return reader.ReadToEnd();
            }
        }
        private object AppInfo(string name)
        {
            string assemblyName = "Ewide.Core";
            string nameSpace = "Ewide.Core";
            string fullName = nameSpace + "." + name;
            object ect = Assembly.Load(assemblyName).CreateInstance(fullName);
            return ect;
        }

        /// <summary>
        /// 写入XML到磁盘
        /// </summary>
        /// <param name="type">类型</param>
        /// <param name="data">数据</param>
        /// <param name="className">XML名称</param>
        public void WriteXML(Type type, object data, string className)
        {
           
            string writePath = path + className + ".xml";
            using (FileStream fs = new FileStream(writePath, FileMode.OpenOrCreate))
            {
                XmlSerializer ser = new XmlSerializer(type);
                ser.Serialize(fs, data);
            }
        }
    }
}