/*
* BIG TODO: REWRITE THIS PARSER - MAKE IT MODULAR SO ITS EASY TO ADD NEW STUFF...
* ELSE THIS IS GONNA BE HUGE...
*/
/// <summary>
/// Parses a byte stream into a Map, reading from as a TILED .tmx in csv format
/// </summary>
public static ServerMap Parse(Stream mapStream)
{
ServerMap map = new ServerMap();
using (XmlReader reader = XmlReader.Create(mapStream))
{
var doc = XDocument.Load(reader);
var xMap = doc.Element("map");
// Map Tilesets
foreach (var tileset in xMap.Elements("tileset"))
{
var imgSource = tileset.Element("image").Attribute("source").Value;
var tilesetName = imgSource.Split('/').Last();
byte[] image = AssetLoader.LoadedAssets.GetAsset(AssetType.TILESET, tilesetName).ImageData;
map.Tilesets.Add(tilesetName, image);
}
// Map Objects
foreach (var xObjectGroup in xMap.Elements("objectgroup"))
{
var layerType = xObjectGroup.Attribute("name").Value;
if (layerType == LAYER_SPAWNERS)
{
ParseSpawner(xObjectGroup, map);
}
}
// Map Tiles
ParseTiles(xMap, map);
}
return(map);
}
private static void ParseTiles(XElement xMap, ServerMap map)
{
foreach (var xLayer in xMap.Elements("layer"))
{
var layerType = xLayer.Attribute("name").Value;
foreach (var xChunk in xLayer.Element("data").Elements("chunk"))
{
var csvData = Regex.Replace((string)xChunk.Value, @"\t|\n|\r", "");
var chunkX = Int16.Parse(xChunk.Attribute("x").Value) / Chunk.SIZE;
var chunkY = Int16.Parse(xChunk.Attribute("y").Value) / Chunk.SIZE;
if (layerType == LAYER_FLOOR)
{
var chunk = new ServerChunk()
{
x = chunkX,
y = chunkY
};
var tileArray = csvData.Split(',');
for (int y = 0; y < Chunk.SIZE; y++)
{
for (int x = 0; x < Chunk.SIZE; x++)
{
var tile = Int16.Parse(tileArray[x + y * Chunk.SIZE]);
chunk.SetTile(x, y, tile);
}
}
map.AddChunk(chunk);
}
}
}
}
private static void ParseSpawner(XElement xObjectGroup, ServerMap map)
{
foreach (var xObject in xObjectGroup.Elements("object"))
{
var x = Int32.Parse(xObject.Attribute("x").Value) / GameCfg.TILE_SIZE_PIXELS;
var y = Int32.Parse(xObject.Attribute("y").Value) / GameCfg.TILE_SIZE_PIXELS;
var w = Int32.Parse(xObject.Attribute("width").Value) / GameCfg.TILE_SIZE_PIXELS;
var h = Int32.Parse(xObject.Attribute("height").Value) / GameCfg.TILE_SIZE_PIXELS;
var maxX = x + w - 1;
var maxY = y + h - 1;
var spawnerName = xObject.Attribute("name")?.Value;
var spawner = new MonsterSpawner()
{
Min = new Position(x, y),
Max = new Position(maxX, maxY)
};
var xProperties = xObject.Element("properties");
var xMonster = xProperties.Descendants("property")
.FirstOrDefault(el => el.Attribute("name")?.Value == SPAWNER_PROPERTY_MONSTER);
var xQtd = xProperties.Descendants("property")
.FirstOrDefault(el => el.Attribute("name")?.Value == SPAWNER_PROPERTY_QTD);
var xTime = xProperties.Descendants("property")
.FirstOrDefault(el => el.Attribute("name")?.Value == SPAWNER_PROPERTY_TIMER);
if (xTime != null)
{
spawner.SpawnTimerSeconds = Int32.Parse(xTime.Attribute("value").Value);
}
var monsterType = xMonster.Attribute("value").Value.FirstCharToUpper();
var monsterQtd = Int32.Parse(xQtd.Attribute("value").Value);
var monsterClass = Type.GetType($"ServerCore.Game.Monsters.{monsterType}");
if (monsterClass == null)
{
throw new InvalidDataException($"Invalid Monster {monsterType} in spawner {spawnerName}");
}
spawner.SpawnerMobs.Add(new SpawnerMob()
{
Amount = monsterQtd,
MonsterClassType = monsterClass
});
map.Spawners.Add(spawner);
}
}
private static void ParseTiles(XElement xMap, ServerMap map)
{
foreach (var xLayer in xMap.Elements("layer"))
{
var layerType = xLayer.Attribute("name").Value;
foreach (var xChunk in xLayer.Element("data").Elements("chunk"))
{
var csvData = Regex.Replace((string)xChunk.Value, @"\t|\n|\r", "");
var chunkX = Int16.Parse(xChunk.Attribute("x").Value) / Chunk.SIZE;
var chunkY = Int16.Parse(xChunk.Attribute("y").Value) / Chunk.SIZE;
if (layerType == LAYER_FLOOR)
{
var chunk = new ServerChunk()
{
x = chunkX,
y = chunkY
};
var tileArray = csvData.Split(',');
for (int y = 0; y < Chunk.SIZE; y++)
{
for (int x = 0; x < Chunk.SIZE; x++)
{
var tilePositionX = chunk.x * Chunk.SIZE + x;
var tilePositionY = chunk.y * Chunk.SIZE + y;
var tileId = Int16.Parse(tileArray[x + y * Chunk.SIZE]);
chunk.Tiles[x, y] = new MapTile(new Position(tilePositionX, tilePositionY), tileId);
}
}
chunk.BuildChunkPacketData();
map.AddChunk(chunk);
}
}
}
}