using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace CordonelPreadjustmentUi.Helper
{
    public class MultiPathDataLogContainer<T>
    {
        private ConcurrentDictionary<Int32, T> PathValueDic = new ConcurrentDictionary<Int32, T>();
        private int numberOfPaths;
        private int v;

        public MultiPathDataLogContainer(int NumberOfPaths)
        {
            for (int i = 0; i < NumberOfPaths; i++)
            {
                PathValueDic.AddOrUpdate(i, default(T), (oldP, oldLineCont) => default(T));
            }
        }

        public MultiPathDataLogContainer(int NumberOfPaths, T defaultVal)
        {
            for (int i = 0; i < NumberOfPaths; i++)
            {
                PathValueDic.AddOrUpdate(i, defaultVal, (oldP, oldLineCont) => defaultVal);
            }
        }


        public void Update(Int32? Path = null, T value = default(T))
        {
            if (Path.HasValue)
            {
                PathValueDic.AddOrUpdate(Path.Value, value, (oldKey, oldValue) => value);
            }
            else
            {
                foreach (var val in PathValueDic)
                {
                    PathValueDic.AddOrUpdate(val.Key, value, (oldKey, oldValue) => value);
                }
              
            }
        }



        public T Get(Int32 Path)
        {
            if (PathValueDic.ContainsKey(Path))
            {
                return PathValueDic.First(f => f.Key == Path).Value;
            }
            else
            {
                return PathValueDic.First(f => f.Key == Path).Value;
            }    
       
        }

        public Int32 GetPathCount()
        {
            return PathValueDic.Count;
        }

        internal void Clear()
        {
            var tmpCount = GetPathCount();
            PathValueDic.Clear();
            for (int i = 0; i < tmpCount; i++)
            {
                PathValueDic.AddOrUpdate(i, default(T), (oldP, oldLineCont) => oldLineCont = default(T));
            }
        }
    }
}