using System;
using System.Collections.Generic;
using System.IO;
using Server;
using Server.Items;

namespace Server.Commands
{
public class SignParser
{
private class SignEntry
{
public string m_Text;
public Point3D m_Location;
public int m_ItemID;
public int m_Map;

public SignEntry( string text, Point3D pt, int itemID, int mapLoc )
{
m_Text = text;
m_Location = pt;
m_ItemID = itemID;
m_Map = mapLoc;
}
}

public static void Initialize()
{
CommandSystem.Register( "SignGen", AccessLevel.Administrator, new CommandEventHandler( SignGen_OnCommand ) );
}

[Usage( "SignGen" )]
[Description( "Generates world/shop signs on all facets." )]
public static void SignGen_OnCommand( CommandEventArgs c )
{
Parse( c.Mobile );
}

public static void Parse( Mobile from )
{
string cfg = Path.Combine( Core.BaseDirectory, "Data/signs.cfg" );

if ( File.Exists( cfg ) )
{
List<SignEntry> list = new List<SignEntry>();
from.SendMessage( "Generating signs, please wait." );

using ( StreamReader ip = new StreamReader( cfg ) )
{
string line;

while ( (line = ip.ReadLine()) != null )
{
string[] split = line.Split( ' ' );

SignEntry e = new SignEntry(
line.Substring( split[0].Length + 1 + split[1].Length + 1 + split[2].Length + 1 + split[3].Length + 1 + split[4].Length + 1 ),
new Point3D( Utility.ToInt32( split[2] ), Utility.ToInt32( split[3] ), Utility.ToInt32( split[4] ) ),
Utility.ToInt32( split[1] ), Utility.ToInt32( split[0] ) );

list.Add( e );
}
}

Map[] brit = new Map[]{ Map.Felucca, Map.Trammel };
Map[] fel = new Map[]{ Map.Felucca };
Map[] tram = new Map[]{ Map.Trammel };
Map[] ilsh = new Map[]{ Map.Ilshenar };
Map[] malas = new Map[]{ Map.Malas };
Map[] tokuno = new Map[]{ Map.Tokuno };

for ( int i = 0; i < list.Count; ++i )
{
SignEntry e = list[i];
Map[] maps = null;

switch ( e.m_Map )
{
case 0: maps = brit; break; // Trammel and Felucca
case 1: maps = fel; break;  // Felucca
case 2: maps = tram; break; // Trammel
case 3: maps = ilsh; break; // Ilshenar
case 4: maps = malas; break; // Malas
case 5: maps = tokuno; break; // Tokuno Islands
}

for ( int j = 0; maps != null && j < maps.Length; ++j )
Add_Static( e.m_ItemID, e.m_Location, maps[j], e.m_Text );
}

from.SendMessage( "Sign generating complete." );
}
else
{
from.SendMessage( "{0} not found!", cfg );
}
}

private static Queue<Item> m_ToDelete = new Queue<Item>();

public static void Add_Static( int itemID, Point3D location, Map map, string name )
{
IPooledEnumerable eable = map.GetItemsInRange( location, 0 );

foreach ( Item item in eable )
{
if ( item is Sign && item.Z == location.Z && item.ItemID == itemID )
m_ToDelete.Enqueue( item );
}

eable.Free();

while ( m_ToDelete.Count > 0 )
m_ToDelete.Dequeue().Delete();

Item sign;

if ( name.StartsWith( "#" ) )
{
sign = new LocalizedSign( itemID, Utility.ToInt32( name.Substring( 1 ) ) );
}
else
{
sign = new Sign( itemID );
sign.Name = name;
}

if ( map == Map.Malas )
{
if ( location.X >= 965 && location.Y >= 502 && location.X <= 1012 && location.Y <= 537 )
sign.Hue = 0x47E;
else if ( location.X >= 1960 && location.Y >= 1278 && location.X < 2106 && location.Y < 1413 )
sign.Hue = 0x44E;
}

sign.MoveToWorld( location, map );
}
}
}