Alchemy arrays should mostly function now (#1202)

Rewrites the crafting recipe portion of alchemy arrays. Currently the rewritten
portion is wrapped in the old stuff. Ideally the remaining old stuff will
be rewritten as well.

Mods who wish to do custom array effects still need to depend on internal
classes and I think this is fine.

src/main/java/WayofTime/bloodmagic/api/impl/recipe/RecipeAlchemyArray.java

@@ -0,0 +1,53 @@
+package WayofTime.bloodmagic.api.impl.recipe;
+
+import WayofTime.bloodmagic.BloodMagic;
+import com.google.common.base.Preconditions;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.crafting.Ingredient;
+import net.minecraft.util.ResourceLocation;
+
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+
+public class RecipeAlchemyArray {
+
+    @Nonnull
+    private final Ingredient input;
+    @Nonnull
+    private final Ingredient catalyst;
+    @Nonnull
+    private final ItemStack output;
+    @Nonnull
+    private final ResourceLocation circleTexture;
+
+    public RecipeAlchemyArray(@Nonnull Ingredient input, @Nonnull Ingredient catalyst, @Nonnull ItemStack output, @Nullable ResourceLocation circleTexture) {
+        Preconditions.checkNotNull(input, "input cannot be null.");
+        Preconditions.checkNotNull(catalyst, "catalyst cannot be null.");
+        Preconditions.checkNotNull(output, "output cannot be null.");
+
+        this.input = input;
+        this.catalyst = catalyst;
+        this.output = output;
+        this.circleTexture = circleTexture == null ? new ResourceLocation(BloodMagic.MODID, "textures/models/AlchemyArrays/WIPArray.png") : circleTexture;
+    }
+
+    @Nonnull
+    public Ingredient getInput() {
+        return input;
+    }
+
+    @Nonnull
+    public Ingredient getCatalyst() {
+        return catalyst;
+    }
+
+    @Nonnull
+    public ItemStack getOutput() {
+        return output;
+    }
+
+    @Nonnull
+    public ResourceLocation getCircleTexture() {
+        return circleTexture;
+    }
+}