Compost Recipe Factory

src/main/java/de/ellpeck/actuallyadditions/common/recipes/CompostRecipe.java

@@ -0,0 +1,59 @@
+package de.ellpeck.actuallyadditions.common.recipes;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.crafting.IRecipeSerializer;
+import net.minecraft.item.crafting.IRecipeType;
+import net.minecraft.item.crafting.Ingredient;
+import net.minecraft.util.ResourceLocation;
+
+public class CompostRecipe implements IDummyRecipe {
+    
+    public static final IRecipeType<CompostRecipe> COMPOST_RECIPE_TYPE = IRecipeType.register("actuallyadditions:compost");
+    
+    private final ResourceLocation recipeId;
+    
+    private final Ingredient input;
+    private final ItemStack output;
+    private final BlockState inputDisplay;
+    private final BlockState outputDisplay;
+    
+    public CompostRecipe(ResourceLocation recipeId, Ingredient input, ItemStack output, BlockState inputDisplay, BlockState outputDisplay){
+        this.recipeId = recipeId;
+        this.input = input;
+        this.output = output;
+        this.inputDisplay = inputDisplay;
+        this.outputDisplay = outputDisplay;
+    }
+    
+    public Ingredient getInput(){
+        return this.input;
+    }
+    
+    public ItemStack getOutput(){
+        return this.output;
+    }
+    
+    public BlockState getInputDisplay(){
+        return this.inputDisplay;
+    }
+    
+    public BlockState getOutputDisplay(){
+        return this.outputDisplay;
+    }
+    
+    @Override
+    public ResourceLocation getId(){
+        return this.recipeId;
+    }
+    
+    @Override
+    public IRecipeSerializer<?> getSerializer(){
+        return CompostRecipeFactory.INSTANCE;
+    }
+    
+    @Override
+    public IRecipeType<?> getType(){
+        return COMPOST_RECIPE_TYPE;
+    }
+}

src/main/java/de/ellpeck/actuallyadditions/common/recipes/CompostRecipeFactory.java

@@ -0,0 +1,101 @@
+package de.ellpeck.actuallyadditions.common.recipes;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.mojang.datafixers.Dynamic;
+import com.mojang.datafixers.types.JsonOps;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.Blocks;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.crafting.IRecipeSerializer;
+import net.minecraft.item.crafting.Ingredient;
+import net.minecraft.item.crafting.ShapedRecipe;
+import net.minecraft.nbt.*;
+import net.minecraft.network.PacketBuffer;
+import net.minecraft.util.ResourceLocation;
+import net.minecraftforge.registries.ForgeRegistryEntry;
+
+import javax.annotation.Nullable;
+
+public class CompostRecipeFactory extends ForgeRegistryEntry<IRecipeSerializer<?>> implements IRecipeSerializer<CompostRecipe> {
+    
+    public static final CompostRecipeFactory INSTANCE = IRecipeSerializer.register("actuallyadditions:compost", new CompostRecipeFactory());
+    
+    @Override
+    public CompostRecipe read(ResourceLocation recipeId, JsonObject json){
+        Ingredient input;
+        ItemStack output;
+        BlockState inputDisplay;
+        BlockState outputDisplay;
+        
+        if(json.has("input")){
+            input = Ingredient.deserialize(json.get("input"));
+        } else {
+            throw new JsonParseException("CompostRecipe needs a input ingredient json element!");
+        }
+        
+        if(json.has("output")){
+            JsonElement outputJsonElement = json.get("output");
+            if(outputJsonElement.isJsonObject()){
+                output = ShapedRecipe.deserializeItem(outputJsonElement.getAsJsonObject());
+            } else {
+                throw new JsonParseException("CompostRecipe output element is not a json object!");
+            }
+        } else {
+            throw new JsonParseException("CompostRecipe needs a output itemstack json object!");
+        }
+        
+        if(json.has("display")){
+            JsonElement displayJsonElement = json.get("display");
+            if(displayJsonElement.isJsonObject()){
+                JsonObject displayJsonObject = displayJsonElement.getAsJsonObject();
+                if(displayJsonObject.has("input")){
+                    inputDisplay = BlockState.deserialize(new Dynamic<>(JsonOps.INSTANCE, displayJsonObject.get("input")));
+                } else {
+                    throw new JsonParseException("CompostRecipe display needs an input json element!");
+                }
+    
+                if(displayJsonObject.has("output")){
+                    outputDisplay = BlockState.deserialize(new Dynamic<>(JsonOps.INSTANCE, displayJsonObject.get("output")));
+                } else {
+                    throw new JsonParseException("CompostRecipe display needs an output json element!");
+                }
+            } else {
+                throw new JsonParseException("CompostRecipe display has to be a json object!");
+            }
+        } else {
+            // no exception but default values
+            inputDisplay = Blocks.DIRT.getDefaultState();
+            outputDisplay = Blocks.COARSE_DIRT.getDefaultState();
+        }
+    
+        return new CompostRecipe(recipeId, input, output, inputDisplay, outputDisplay);
+    }
+    
+    @Nullable
+    @Override
+    public CompostRecipe read(ResourceLocation recipeId, PacketBuffer buffer){
+        Ingredient input = Ingredient.read(buffer);
+        ItemStack output = buffer.readItemStack();
+        CompoundNBT inputNBT = buffer.readCompoundTag();
+        CompoundNBT outputNBT = buffer.readCompoundTag();
+    
+        BlockState inputDisplay = BlockState.deserialize(new Dynamic<>(NBTDynamicOps.INSTANCE, inputNBT));
+        BlockState outputDisplay = BlockState.deserialize(new Dynamic<>(NBTDynamicOps.INSTANCE, outputNBT));
+        
+        return new CompostRecipe(recipeId, input, output, inputDisplay, outputDisplay);
+    }
+    
+    @Override
+    public void write(PacketBuffer buffer, CompostRecipe recipe){
+        recipe.getInput().write(buffer);
+        buffer.writeItemStack(recipe.getOutput());
+    
+        INBT inputNBT = BlockState.serialize(NBTDynamicOps.INSTANCE, recipe.getInputDisplay()).getValue();
+        buffer.writeCompoundTag((CompoundNBT) inputNBT); // if it isn't a compound than something real big is wrong and a crash should be the best way to handle it
+    
+        INBT outputNBT = BlockState.serialize(NBTDynamicOps.INSTANCE, recipe.getOutputDisplay()).getValue();
+        buffer.writeCompoundTag((CompoundNBT) outputNBT);
+    }
+}

src/main/resources/assets/actuallyadditions/recipes/_factories.json

@@ -1,7 +1,8 @@
 {
   "recipes": {
-    "atomic_reconstructor": "de.ellpeck.actuallyadditions.recipes.AtomicReconstructorRecipeFactory",
-    "ball_of_fur": "de.ellpeck.actuallyadditions.recipes.BallOfFurRecipeFactory",
-    "coffee_machine_ingredient": "de.ellpeck.actuallyadditions.recipes.CoffeeMachineIngredientFactory"
+    "atomic_reconstructor": "de.ellpeck.actuallyadditions.common.recipes.AtomicReconstructorRecipeFactory",
+    "ball_of_fur": "de.ellpeck.actuallyadditions.common.recipes.BallOfFurRecipeFactory",
+    "coffee_machine_ingredient": "de.ellpeck.actuallyadditions.common.recipes.CoffeeMachineIngredientFactory",
+    "compost": "de.ellpeck.actuallyadditions.common.recipes.CompostRecipeFactory"
   }
 }