// Author: Gockner, Simon
// Created: 2021-04-27
// Copyright(c) 2021 SimonG. All Rights Reserved.

using System.IO;
using System.Xml;
using System.Xml.Serialization;
using Lib.Xml.Interfaces;

namespace Lib.Xml
{
    public class XmlReader<T> : IXmlReader<T> where T : new()
    {
        public T Read(string filePath)
        {
            if (!File.Exists(filePath))
                return new T();
            
            FileStream file = File.OpenRead(filePath);
                
            XmlReader xmlReader = XmlReader.Create(file);
            XmlSerializer xmlSerializer = new(typeof(T));

            return (T?) xmlSerializer.Deserialize(xmlReader) ?? new T();
        }
    }
}