using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.Xna.Framework;
using Revitalize.Framework.Objects;

namespace Revitalize.Framework.Utilities
{
    public class ObjectUtilities
    {
        public static bool IsObjectHoldingItem(StardewValley.Object obj)
        {
            if (obj.heldObject.Value != null) return true;
            else return false;
        }

        /// <summary>
        /// Checks to see if the given object is a SDV vanilla furnace.
        /// </summary>
        /// <param name="obj"></param>
        /// <returns></returns>
        public static bool IsObjectFurnace(StardewValley.Object obj)
        {
            if (obj.ParentSheetIndex == 13 && obj.bigCraftable.Value && obj.Category == -9 && obj.Name == "Furnace")
            {
                return true;
            }
            else return false;
        }

        public static bool IsSameOrSubclass(Type potentialBase, Type potentialDescendant)
        {
            return potentialDescendant.IsSubclassOf(potentialBase)
                   || potentialDescendant == potentialBase;
        }

        public static bool IsSameType(Type potentialBase, Type potentialDescendant)
        {
            return  potentialDescendant == potentialBase;
        }

        public static bool IsSubclass(Type potentialBase, Type potentialDescendant)
        {
            return potentialDescendant.IsSubclassOf(potentialBase);
        }

        /// <summary>
        /// Gets a dimension offset depending on the size of the object passed in.
        /// </summary>
        /// <param name="obj"></param>
        /// <returns></returns>
        public static Vector2 GetDimensionOffsetFromItem(StardewValley.Object obj)
        {
            if (ObjectUtilities.IsSameType(typeof(StardewValley.Object), obj.GetType()))
            {
                return new Vector2(64f, 64f);
            }
            if (ObjectUtilities.IsSameType(typeof(Revitalize.Framework.Objects.MultiTiledObject), obj.GetType()))
            {
                return new Vector2(64f * (obj as MultiTiledObject).Width, 64f * (obj as MultiTiledObject).Height);
            }

            return new Vector2(64f, 64f);
        }

        /// <summary>
        /// Gets the height of an object.
        /// </summary>
        /// <param name="obj"></param>
        /// <returns></returns>
        public static float GetHeightOffsetFromItem(StardewValley.Object obj)
        {
            return GetDimensionOffsetFromItem(obj).Y;
        }

        /// <summary>
        /// Gets the width of an item.
        /// </summary>
        /// <param name="obj"></param>
        /// <returns></returns>
        public static float GetWidthOffsetFromItem(StardewValley.Object obj)
        {
            return GetDimensionOffsetFromItem(obj).X;
        }
    }
}