using System;
using System.Collections.Generic;
using System.Runtime.Serialization;
using System.Threading;

namespace AllocsFixes.PersistentData
{
	[Serializable]
	public class Inventory {
		public List<InvItem> bag;
		public List<InvItem> belt;
		public InvItem[] equipment;

		public Inventory () {
			bag = new List<InvItem> ();
			belt = new List<InvItem> ();
			equipment = null;
		}

		public void Update (PlayerDataFile pdf) {
			lock (this) {
				//Log.Out ("Updating player inventory - player id: " + pdf.id);
				ProcessInv (bag, pdf.bag, pdf.id);
				ProcessInv (belt, pdf.inventory, pdf.id);
				ProcessEqu (pdf.equipment);
			}
		}

		private void ProcessInv (List<InvItem> target, ItemStack[] sourceFields, int id) {
			target.Clear ();
			for (int i = 0; i < sourceFields.Length; i++) {
				if (sourceFields [i].count > 0) {
					int count = sourceFields [i].count;
					int maxAllowed = ItemClass.list [sourceFields [i].itemValue.type].Stacknumber.Value;
					string name = ItemClass.list [sourceFields [i].itemValue.type].GetItemName ();

					if (count > maxAllowed) {
						Log.Out ("Player with ID " + id + " has stack for \"" + name + "\" greater than allowed (" + count + " > " + maxAllowed + ")");
					}
					target.Add (new InvItem (name, count));
				} else {
					target.Add (null);
				}
			}
		}

		private void ProcessEqu (Equipment sourceEquipment) {
			equipment = new InvItem[sourceEquipment.GetSlotCount ()];
			for (int i = 0; i < sourceEquipment.GetSlotCount (); i++) {
				if (sourceEquipment.GetSlotItem (i) != null && !sourceEquipment.GetSlotItem (i).Equals (ItemValue.None)) {
					int count = 1;
					string name = ItemClass.list [sourceEquipment.GetSlotItem (i).type].GetItemName ();

					equipment [i] = new InvItem (name, count);
				} else {
					equipment [i] = null;
				}
			}
		}


	}
}