1 files changed, 116 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/objects/ItemData.java b/src/main/java/gregtech/api/objects/ItemData.java
new file mode 100644
index 0000000000..e0f1f32fd8
--- /dev/null
+++ b/src/main/java/gregtech/api/objects/ItemData.java
@@ -0,0 +1,116 @@
+package gregtech.api.objects;
+
+import gregtech.api.enums.Materials;
+import gregtech.api.enums.OrePrefixes;
+
+import java.util.*;
+
+import net.minecraft.item.ItemStack;
+
+public class ItemData {
+	private static final MaterialStack[] EMPTY_MATERIALSTACK_ARRAY = new MaterialStack[0];
+	
+	public final List<Object> mExtraData = new GT_ArrayList<Object>(false, 1);
+	
+	public boolean mBlackListed = false;
+	public ItemStack mUnificationTarget = null;
+	
+	public final OrePrefixes mPrefix;
+	public final MaterialStack mMaterial;
+	public final MaterialStack[] mByProducts;
+	
+	public ItemData(OrePrefixes aPrefix, Materials aMaterial, boolean aBlackListed) {
+		mPrefix = aPrefix;
+		mMaterial = aMaterial==null?null:new MaterialStack(aMaterial, aPrefix.mMaterialAmount);
+		mBlackListed = aBlackListed;
+		mByProducts = aPrefix.mSecondaryMaterial==null||aPrefix.mSecondaryMaterial.mMaterial==null?EMPTY_MATERIALSTACK_ARRAY:new MaterialStack[] {aPrefix.mSecondaryMaterial.clone()};
+	}
+	
+	public ItemData(OrePrefixes aPrefix, Materials aMaterial) {
+		this(aPrefix, aMaterial, false);
+	}
+	
+	public ItemData(MaterialStack aMaterial, MaterialStack... aByProducts) {
+		mPrefix = null;
+		mMaterial = aMaterial.mMaterial==null?null:aMaterial.clone();
+		mBlackListed = true;
+		if (aByProducts == null) {
+			mByProducts = EMPTY_MATERIALSTACK_ARRAY;
+		} else {
+			MaterialStack[] tByProducts = aByProducts.length<1?EMPTY_MATERIALSTACK_ARRAY:new MaterialStack[aByProducts.length];
+			int j = 0;
+			for (int i = 0; i < aByProducts.length; i++) if (aByProducts[i] != null && aByProducts[i].mMaterial != null) tByProducts[j++] = aByProducts[i].clone();
+			mByProducts = j>0?new MaterialStack[j]:EMPTY_MATERIALSTACK_ARRAY;
+			for (int i = 0; i < mByProducts.length; i++) mByProducts[i] = tByProducts[i];
+		}
+	}
+	
+	public ItemData(Materials aMaterial, long aAmount, MaterialStack... aByProducts) {
+		this(new MaterialStack(aMaterial, aAmount), aByProducts);
+	}
+	
+	public ItemData(Materials aMaterial, long aAmount, Materials aByProduct, long aByProductAmount) {
+		this(new MaterialStack(aMaterial, aAmount), new MaterialStack(aByProduct, aByProductAmount));
+	}
+	
+	public ItemData(ItemData... aData) {
+		mPrefix = null;
+		mBlackListed = true;
+		
+		ArrayList<MaterialStack> aList = new ArrayList<MaterialStack>(), rList = new ArrayList<MaterialStack>();
+		
+		for (ItemData tData : aData) if (tData != null) {
+			if (tData.hasValidMaterialData() && tData.mMaterial.mAmount > 0) aList.add(tData.mMaterial.clone());
+			for (MaterialStack tMaterial : tData.mByProducts) if (tMaterial.mAmount > 0) aList.add(tMaterial.clone());
+		}
+		
+		for (MaterialStack aMaterial : aList) {
+			boolean temp = true;
+			for (MaterialStack tMaterial : rList) if (aMaterial.mMaterial == tMaterial.mMaterial) {
+				tMaterial.mAmount += aMaterial.mAmount;
+				temp = false; break;
+			}
+			if (temp) rList.add(aMaterial.clone());
+		}
+		
+		Collections.sort(rList, new Comparator<MaterialStack>() {@Override public int compare(MaterialStack a, MaterialStack b) {return a.mAmount == b.mAmount ? 0 : a.mAmount > b.mAmount ? -1 : +1;}});
+		
+		if (rList.isEmpty()) {
+			mMaterial = null;
+		} else {
+			mMaterial = rList.get(0);
+			rList.remove(0);
+		}
+		
+		mByProducts = rList.toArray(new MaterialStack[rList.size()]);
+	}
+	
+	public boolean hasValidPrefixMaterialData() {
+		return mPrefix != null && mMaterial != null && mMaterial.mMaterial != null;
+	}
+	
+	public boolean hasValidPrefixData() {
+		return mPrefix != null;
+	}
+	
+	public boolean hasValidMaterialData() {
+		return mMaterial != null && mMaterial.mMaterial != null;
+	}
+	
+	public ArrayList<MaterialStack> getAllMaterialStacks() {
+		ArrayList<MaterialStack> rList = new ArrayList();
+		if (hasValidMaterialData()) rList.add(mMaterial);
+		rList.addAll(Arrays.asList(mByProducts));
+		return rList;
+	}
+	
+	public MaterialStack getByProduct(int aIndex) {
+		return aIndex>=0&&aIndex<mByProducts.length?mByProducts[aIndex]:null;
+	}
+	
+	@Override
+	public String toString() {
+		if (mPrefix == null || mMaterial == null || mMaterial.mMaterial == null) return "";
+		return mPrefix.name() + mMaterial.mMaterial.name();
+	}
+}
+\ No newline at end of file