/*
 *
 *	Adventure Creator
 *	by Chris Burton, 2013-2014
 *	
 *	"MenuSavesList.cs"
 * 
 *	This MenuElement handles the display of any saved games recorded.
 * 
 */

using UnityEngine;
using AC;

#if UNITY_EDITOR
using UnityEditor;	
#endif

public class MenuSavesList : MenuElement
{
	
	public bool doOutline = false;
	public TextAnchor anchor;
	public AC_SaveListType saveListType;
	public int maxSaves = 5;

	private bool newSaveSlot = false;

	
	public override void Declare ()
	{
		isVisible = true;
		isClickable = true;
		numSlots = 1;
		maxSaves = 5;

		SetSize (new Vector2 (20f, 5f));
		anchor = TextAnchor.MiddleCenter;
		saveListType = AC_SaveListType.Save;

		newSaveSlot = false;

		base.Declare ();
	}
	
	
	public void CopySavesList (MenuSavesList _element)
	{
		doOutline = _element.doOutline;
		anchor = _element.anchor;
		saveListType = _element.saveListType;
		maxSaves = _element.maxSaves;
		
		base.Copy (_element);
	}
	
	
	#if UNITY_EDITOR
	
	public override void ShowGUI ()
	{
		EditorGUILayout.BeginVertical ("Button");
			numSlots = EditorGUILayout.IntSlider ("Test slots:", numSlots, 1, 10);
			maxSaves = EditorGUILayout.IntField ("Max saves:", maxSaves);
			anchor = (TextAnchor) EditorGUILayout.EnumPopup ("Text alignment:", anchor);
			doOutline = EditorGUILayout.Toggle ("Outline text?", doOutline);
			saveListType = (AC_SaveListType) EditorGUILayout.EnumPopup ("Click action:", saveListType);
			orientation = (ElementOrientation) EditorGUILayout.EnumPopup ("Slot orientation:", orientation);
			if (orientation == ElementOrientation.Grid)
			{
				gridWidth = EditorGUILayout.IntSlider ("Grid size:", gridWidth, 1, 10);
			}
		EditorGUILayout.EndVertical ();
		
		base.ShowGUI ();
	}
	
	#endif


	public override string GetLabel (int slot)
	{
		return SaveSystem.GetSaveSlotName (slot);
	}
	

	public override void Display (GUIStyle _style, int _slot, float zoom)
	{
		base.Display (_style, _slot, zoom);
		
		_style.alignment = anchor;
		if (zoom < 1f)
		{
			_style.fontSize = (int) ((float) _style.fontSize * zoom);
		}
		
		string slotLabel = SaveSystem.GetSaveSlotName (_slot);
		if (newSaveSlot && _slot == (numSlots - 1))
		{
			slotLabel = "New save";
		}
		
		if (doOutline)
		{
			AdvGame.DrawTextOutline (ZoomRect (GetSlotRectRelative (_slot), zoom), slotLabel, _style, Color.black, _style.normal.textColor, 2);
		}
		else
		{
			GUI.Label (ZoomRect (GetSlotRectRelative (_slot), zoom), slotLabel, _style);
		}
	}
	
	
	public override void RecalculateSize ()
	{
		newSaveSlot = false;

		if (Application.isPlaying)
		{
			numSlots = SaveSystem.GetNumSlots ();
			
			if (saveListType == AC_SaveListType.Save && numSlots < maxSaves)
			{
				newSaveSlot = true;
				numSlots ++;
			}
		}

		base.RecalculateSize ();
	}
	
	
	protected override void AutoSize ()
	{
		AutoSize (new GUIContent (SaveSystem.GetSaveSlotName (0)));
	}
	
}