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

public class GlobalSelectionManager : MonoBehaviour
{
    static private GlobalSelectionManager _instance;

    public Dictionary<GlobalOption, List<string>> _globals = new();
    static public int GlobalMaxCount { get; private set; }
    static public int CurrentGlobalIndex { get; set; }

    [SerializeField] private int _GlobalCount = 3;

    [Header("Debug")]
    [SerializeField] bool _debugSetGlobalOption;
    [SerializeField] private GlobalOption _optionToDebug;

    private void Awake()
    {
        if (_instance != null && _instance != this)
        {
            Destroy(gameObject);
            return;
        }
        else
        {
            _instance = this;
        }
    }

    static public void ResetGlobals()
    {
        Dictionary<GlobalOption, List<string>> globals = _instance._globals;
        GlobalOption[] globalOptions = (GlobalOption[])System.Enum.GetValues(typeof(GlobalOption));
        foreach (var item in globalOptions)
        {
            if (globals.ContainsKey(item))
            {
                globals[item].Clear();
            }
        }

        globals.Clear();
        GlobalMaxCount = _instance._GlobalCount;
        CurrentGlobalIndex = 0;
    }

    // Get value using currently selected global index
    static public string GetValue(GlobalOption option)
    {
        return GetValue(option, CurrentGlobalIndex);
    }

    static public string GetValue(string openLibraryID)
    {
        return null;
    //     string prefix = openLibraryID.Split("_")[0];

    //     _G._prefixesValue.TryGetValue(prefix, out string OutLibrary);

    //    Enum.TryParse<Files>(OutLibrary, out Files file);

    //     GlobalOption option;//GlobalOption.OPTIONSRECIPE_11;

    //     switch (file)
    //     {
    //         case Files.CABTEXTUREList:
    //             //option = UIT.Global(Header.Ext,_G.G);
    //             break;
    //         case Files.CERAMICList:
    //             //option = GlobalOption.SPLA_9;
    //             break;
    //         case Files.DOORList:
    //             //option = GlobalOption.DOORCAB_0;
    //             break;
    //         case Files.FACIAList:
    //             //option = GlobalOption.FACIA_4;
    //             break;
    //         case Files.INTTEXTUREList:
    //             //option = GlobalOption.INTPNL_1;
    //             break;
    //         case Files.KICKList:
    //             //option = GlobalOption.KICK_3;
    //             break;
    //         case Files.OGEEList:
    //             //option = GlobalOption.OGEE_5;
    //             break;
    //         case Files.SPLASHList:
    //             //option = GlobalOption.SPLA_9;
    //             break;
    //         case Files.VALANCEList:
    //             //option = GlobalOption.VALA_6;
    //             break;
    //         case Files.COUNTERList:
    //             //option = GlobalOption.COUN_8;
    //             break;
    //         case Files.PANELList:
    //             //ption = GlobalOption.EXTPNL_2;
    //             break; 
    //         default: Debug.LogError("Case not implemented or faulty"); break;
    //     }

    //     return GetValue(option, CurrentGlobalIndex);
    }
    static public string GetValue(GlobalOption option, int index)
    {
        return _instance._globals[option][index];
    }

    // Set value using currently selected global index
    static public void SetValue(GlobalOption option, string value)
    {
        if (_instance._debugSetGlobalOption && option == _instance._optionToDebug) { Debug.Log($"{_instance._optionToDebug.ToString()} changes == {value} "); }

        SetValue(option, CurrentGlobalIndex, value);
    }

    static public void SetValue(GlobalOption option, int index, string value)
    {
        if (_instance._debugSetGlobalOption && option == _instance._optionToDebug) { Debug.Log($"{_instance._optionToDebug.ToString()} changes == {value} "); }
        // if option doesn't exist, create dictionary entry
        Dictionary<GlobalOption, List<string>> globals = _instance._globals;
        if (!globals.ContainsKey(option))
        {
            List<string> newList = new();
            for (int i = 0; i < GlobalMaxCount; i++)
            {
                newList.Add("");
            }

            globals.Add(option, newList);
        }

        // set value
        globals[option][index] = value;
    }
}