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


[CreateAssetMenu(menuName = "Game/Data/" + nameof(DbData))]
public class DbData : ScriptableObject
{
    [Serializable] public class IntDict : UnitySerializedDictionary<int, SomeData> { }
    [Serializable] public class UintDict : UnitySerializedDictionary<uint, SomeData> { }
    [Serializable] public class StringDict : UnitySerializedDictionary<string, SomeData> { }
    [Serializable] public class Vector3Dict: UnitySerializedDictionary<Vector3, SomeData> { }

    [SerializeField] private IntDict intDict;
    [SerializeField] private UintDict uintDict;
    [SerializeField] private StringDict stringDict;
}

[Serializable]
public struct SomeData
{
    [SerializeField] int someInt;
    [SerializeField] float someFloat;
}

public abstract class UnitySerializedDictionary<TKey, TValue> : Dictionary<TKey, TValue>, ISerializationCallbackReceiver
{
    [SerializeField, HideInInspector]
    private List<TKey> keyData = new List<TKey>();

    [SerializeField, HideInInspector]
    private List<TValue> valueData = new List<TValue>();

    void ISerializationCallbackReceiver.OnAfterDeserialize()
    {
        this.Clear();
        for (int i = 0; i < this.keyData.Count && i < this.valueData.Count; i++)
        {
            this[this.keyData[i]] = this.valueData[i];
        }
    }

    void ISerializationCallbackReceiver.OnBeforeSerialize()
    {
        this.keyData.Clear();
        this.valueData.Clear();

        foreach (var item in this)
        {
            this.keyData.Add(item.Key);
            this.valueData.Add(item.Value);
        }
    }
}