package gregtech.api.world;

import gregtech.api.GregTech_API;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Random;

import net.minecraft.world.World;
import net.minecraft.world.chunk.IChunkProvider;

public abstract class GT_Worldgen {
	
	public final String mWorldGenName;
	public final boolean mEnabled;
	private final Map<String, Boolean> mDimensionMap = new HashMap<String, Boolean>();
	
	public GT_Worldgen(String aName, List aList, boolean aDefault) {
		mWorldGenName = aName;
		mEnabled = GregTech_API.sWorldgenFile.get("worldgen", mWorldGenName, aDefault);
		if (mEnabled) aList.add(this);
	}
	
	/**
	 * @param aWorld The World Object
	 * @param aRandom The Random Generator to use
	 * @param aBiome The Name of the Biome (always != null)
	 * @param aDimensionType The Type of Worldgeneration to add. -1 = Nether, 0 = Overworld, +1 = End
	 * @param aChunkX xCoord of the Chunk
	 * @param aChunkZ zCoord of the Chunk
	 * @return if the Worldgeneration has been successfully completed
	 */
	public boolean executeWorldgen(World aWorld, Random aRandom, String aBiome, int aDimensionType, int aChunkX, int aChunkZ, IChunkProvider aChunkGenerator, IChunkProvider aChunkProvider) {
		return false;
	}
	
	/**
	 * @param aWorld The World Object
	 * @param aRandom The Random Generator to use
	 * @param aBiome The Name of the Biome (always != null)
	 * @param aDimensionType The Type of Worldgeneration to add. -1 = Nether, 0 = Overworld, +1 = End
	 * @param aChunkX xCoord of the Chunk
	 * @param aChunkZ zCoord of the Chunk
	 * @return if the Worldgeneration has been successfully completed
	 */
	public boolean executeCavegen(World aWorld, Random aRandom, String aBiome, int aDimensionType, int aChunkX, int aChunkZ, IChunkProvider aChunkGenerator, IChunkProvider aChunkProvider) {
		return false;
	}
	
	public boolean isGenerationAllowed(World aWorld, int aDimensionType, int aAllowedDimensionType) {
		String aDimName = aWorld.provider.getDimensionName();
		Boolean tAllowed = mDimensionMap.get(aDimName);
		if (tAllowed == null) {
			boolean tValue = GregTech_API.sWorldgenFile.get("worldgen.dimensions."+mWorldGenName, aDimName, aDimensionType == aAllowedDimensionType);
			mDimensionMap.put(aDimName, tValue);
			return tValue;
		}
		return tAllowed;
	}
}