using System;
using System.Collections.Generic;
using Server;
using Server.Items;
using Server.Multis;
using Server.Targeting;

namespace Server.Commands
{
public class Wipe
{
[Flags]
public enum WipeType
{
Items = 0x01,
Mobiles = 0x02,
Multis = 0x04,
All = Items | Mobiles | Multis
}

public static void Initialize()
{
CommandSystem.Register( "Wipe", AccessLevel.GameMaster, new CommandEventHandler( WipeAll_OnCommand ) );
CommandSystem.Register( "WipeItems", AccessLevel.GameMaster, new CommandEventHandler( WipeItems_OnCommand ) );
CommandSystem.Register( "WipeNPCs", AccessLevel.GameMaster, new CommandEventHandler( WipeNPCs_OnCommand ) );
CommandSystem.Register( "WipeMultis", AccessLevel.GameMaster, new CommandEventHandler( WipeMultis_OnCommand ) );
}

[Usage( "Wipe" )]
[Description( "Wipes all items and npcs in a targeted bounding box." )]
private static void WipeAll_OnCommand( CommandEventArgs e )
{
BeginWipe( e.Mobile, WipeType.Items | WipeType.Mobiles );
}

[Usage( "WipeItems" )]
[Description( "Wipes all items in a targeted bounding box." )]
private static void WipeItems_OnCommand( CommandEventArgs e )
{
BeginWipe( e.Mobile, WipeType.Items );
}

[Usage( "WipeNPCs" )]
[Description( "Wipes all npcs in a targeted bounding box." )]
private static void WipeNPCs_OnCommand( CommandEventArgs e )
{
BeginWipe( e.Mobile, WipeType.Mobiles );
}

[Usage( "WipeMultis" )]
[Description( "Wipes all multis in a targeted bounding box." )]
private static void WipeMultis_OnCommand( CommandEventArgs e )
{
BeginWipe( e.Mobile, WipeType.Multis );
}

public static void BeginWipe( Mobile from, WipeType type )
{
BoundingBoxPicker.Begin( from, new BoundingBoxCallback( WipeBox_Callback ), type );
}

private static void WipeBox_Callback( Mobile from, Map map, Point3D start, Point3D end, object state )
{
DoWipe( from, map, start, end, (WipeType)state );
}

public static void DoWipe( Mobile from, Map map, Point3D start, Point3D end, WipeType type )
{
CommandLogging.WriteLine( from, "{0} {1} wiping from {2} to {3} in {5} ({4})", from.AccessLevel, CommandLogging.Format( from ), start, end, type, map );

bool mobiles = ( (type & WipeType.Mobiles) != 0 );
bool multis = ( (type & WipeType.Multis) != 0 );
bool items = ( (type & WipeType.Items) != 0 );

List<IEntity> toDelete = new List<IEntity>();

Rectangle2D rect = new Rectangle2D( start.X, start.Y, end.X - start.X + 1, end.Y - start.Y + 1 );

IPooledEnumerable eable;

if ( (items || multis) && mobiles )
eable = map.GetObjectsInBounds( rect );
else if ( items || multis )
eable = map.GetItemsInBounds( rect );
else if ( mobiles )
eable = map.GetMobilesInBounds( rect );
else
return;

foreach ( IEntity obj in eable )
{
if ( items && (obj is Item) && !((obj is BaseMulti) || (obj is HouseSign)) )
toDelete.Add( obj );
else if ( multis && (obj is BaseMulti) )
toDelete.Add( obj );
else if ( mobiles && (obj is Mobile) && !((Mobile)obj).Player )
toDelete.Add( obj );
}

eable.Free();

for ( int i = 0; i < toDelete.Count; ++i )
toDelete[i].Delete();
}
}
}