using Godot;
using System.Text;
using System;
using System.Collections.Generic;
using Rokojori.Extensions;
namespace Rokojori;

[RokojoriActionCoreExport]
public class GDGlue
{
  public static void ForEach<T>( List<T> array, Action<T> callback )
  {
    foreach ( var item in array )
    {
      callback( item );
    }
  }

  public static void AddRange<T>( List<T> array, List<T> other )
  {
    foreach ( var item in other )
    {
      array.Add( item );
    }
  }

  public static int FindIndex<T>( List<T> array, Predicate<T> callback )
  {
    var index = 0;
    
    foreach ( var item in array )
    {
      if ( callback( item ) )
      {
        return index;
      }

      index++;
    }

    return -1;
  }

  
  public static T Find<T>( List<T> array, Predicate<T> callback )
  {
    foreach ( var item in array )
    {
      if ( callback( item ) )
      {
        return item;
      }
    }

    return default(T);
  }

  #if ROKOJORI_ACTION_CORE_GD
  public static List<T> GetRangeOf<T>( List<T> array, int index, int count )
  {
    GDGlue.InsertGDScript( "return array.slice( index, index + count )" );
  }
  
  #endif


  public static void CommentToGD()
  {}

  public static void InsertGDScript( string gdScript )
  {}

  #if ROKOJORI_ACTION_CORE_GD
  public static Null ReturnNull()
  {
    GDGlue.InsertGDScript( "return null" );
  }
  #endif
  
  public static int IndexOf<T>(  List<T> array, T item )
  {
    #if ROKOJORI_ACTION_CORE_GD
    
    GDGlue.InsertGDScript( "return array.find( item )" );

    #else

    return 0; 
    
    #endif
  }

  [RokojoriActionCoreGenericAsString]
  public static T NullOrDefault<T>()
  {
    #if ROKOJORI_ACTION_CORE_GD

    GDGlue.InsertGDScript( "return null" );

    #else

    return default(T);
    
    #endif
  }


}