sked/Assets/Script/Common/Data/DataItem.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

[System.Serializable]
public class ItemData
{
    public string idx;
    public bool OVERLAP = true;
    public string type;
    public int tier;
    public int price;
    public string work;
    public float value;
    public List<SkillData> skills = new List<SkillData>();

    [Space(10)]
    [OnlyRead]
    public int hold = 0;
    public void Add(int value)
    {
        this.hold += value;
    }

    public string time;
    static public ItemData Create(string[] spl)
    {
        int i = 0;
        ItemData item = new ItemData();

        item.idx = spl[i++];
        i++;
        item.OVERLAP = bool.Parse(spl[i++]);
        item.type = spl[i++];

        item.tier = int.Parse(spl[i++]);
        item.price = int.Parse(spl[i++]);

        item.work = spl[i++];
        item.value = float.Parse(spl[i++]);

        item.time = $"{System.DateTime.UtcNow}";
        
        for (; i < spl.Length; i++)
        {
            if (1 < spl[i].Length)
                item.skills.Add(SkillData.Create(spl[i]));
        }

        return item;
    }
    static public ItemData Copy(ItemData origin, int value = 0)
    {
        ItemData item = new ItemData();

        item.idx = origin.idx;
        item.OVERLAP = origin.OVERLAP;
        item.type = origin.type;

        item.tier = origin.tier;
        item.price = origin.price;

        item.work = origin.work;
        item.value = origin.value;

        item.hold = 0;
        item.Add(value);

        item.time = $"{System.DateTime.UtcNow}";

        for(int i = 0; i < origin.skills.Count; i++)
            item.skills.Add(SkillData.Copy(origin.skills[i]));

        return item;
    }
}

[System.Serializable]
public class DataItem : IData
{
    Dictionary<string, ItemData> listItem;
    public List<ItemData> items;
    public override void TableLoad()
    {
        string[] strLine = FileLoadWithLineSplit(path == string.Empty ? "CSV/Item" : path);
        string[] spl;

        listItem = new Dictionary<string, ItemData>();
        for (int i = 1; i < strLine.Length; i++)
        {
            if (1 < strLine[i].Length)
            {
                spl = strLine[i].Split(',');

                if (bool.Parse(spl[1]))
                {
                    ItemData item = ItemData.Create(spl);
                    listItem.Add(item.idx, item);
                }
            }
        }

        items = new List<ItemData>(listItem.Values);
    }
    public override void LoadedCheck()
    {
        if (listItem == null)
            TableLoad();
    }

    public List<ItemData> ListGet()
    {
        LoadedCheck();

        return items;
    }
    public ItemData Search(string idx)
    {
        LoadedCheck();

        if (listItem.ContainsKey(idx)) return listItem[idx];
        //return ItemData.Copy(listItem[idx]);
        return null;
    }
}