using System;
using System.Collections;
using System.Collections.Generic;
using System.Text;
using BITFALL.Items;
using BITKit;
using BITKit.Modification;
using UnityEngine;

namespace BITFALL.Industry
{
	[Serializable]
	public struct ComputerRAM : IModifyElement
	{
		public override string ToString() => "RAM";
	}
	[Serializable]
	public struct ComputerCPU:IModifyElement{	public override string ToString() => "CPU";}
	[Serializable]
	public struct ComputerExternalHDD:IModifyElement{	public override string ToString() => "外部HDD";}
	[Serializable]
	public struct ComputerGPU:IModifyElement{	public override string ToString() => "GPU";}
	
	[CustomType(typeof(IModifyManager))]
	[Serializable]
	public class GameComputerModified:IModifyManager,IProperty
	{
		public override string ToString()
		{
			var reportBuilder = new StringBuilder();
			foreach (var pair in Modifies)
			{
				reportBuilder.AppendLine(Modified.TryGetValue(pair.Key, out var obj)
					? $"{pair.Key} : {obj}"
					: $"{pair.Key} : ");
			}
			return reportBuilder.ToString();
		}

		public IDictionary<IModifyElement, object> Modifies { get;} = new Dictionary<IModifyElement, object>
		{
			{new ComputerRAM(),null},
			{new ComputerCPU(),null},
			{new ComputerExternalHDD(),null},
			{new ComputerGPU(),null}
		};
		public IDictionary<IModifyElement, object> Modified { get; } = new Dictionary<IModifyElement, object>();
		public void Add(IModifyElement modify, object obj)
		{
			if(obj is not IBasicItem item)throw new NotSupportModifyException(new IModifyElement[]{modify});
			if(item.GetAssetable() is not ScriptableIndustryComponent component) throw new NotSupportModifyException(new IModifyElement[]{modify});
			if(Modified.TryAdd(modify,item) is false)throw new NotSupportModifyException(new IModifyElement[]{modify});
		}
		public void Remove(IModifyElement modify, out object obj)
		{
			if(Modified.TryGetValue(modify,out obj) is false)throw new NotSupportModifyException(new IModifyElement[]{modify});
			if(Modified.Remove(modify) is false)throw new NotSupportModifyException(new IModifyElement[]{modify});
		}
	}
}