Fixed pattern listing. AE2 does not offer a way to get all patterns of the system. To solve this, we probe over all connected nodes in the system and check if they have patterns. This is adapted from the PatternAccessTerminal which does the same

Author: SirEndii

src/main/java/de/srendi/advancedperipherals/common/addons/appliedenergistics/AppEngApi.java

@@ -2,17 +2,19 @@
 
 import appeng.api.crafting.IPatternDetails;
 import appeng.api.inventories.InternalInventory;
+import appeng.api.networking.IGrid;
 import appeng.api.networking.IGridNode;
 import appeng.api.networking.crafting.CraftingJobStatus;
 import appeng.api.networking.crafting.ICraftingCPU;
-import appeng.api.networking.crafting.ICraftingProvider;
 import appeng.api.networking.crafting.ICraftingService;
 import appeng.api.networking.storage.IStorageService;
 import appeng.api.stacks.*;
 import appeng.api.storage.AEKeyFilter;
 import appeng.api.storage.IStorageProvider;
 import appeng.api.storage.MEStorage;
 import appeng.blockentity.storage.DriveBlockEntity;
+import appeng.crafting.pattern.EncodedPatternItem;
+import appeng.helpers.iface.PatternContainer;
 import appeng.items.storage.BasicStorageCell;
 import appeng.parts.storagebus.StorageBusPart;
 import com.the9grounds.aeadditions.item.storage.SuperStorageCell;
@@ -31,14 +33,14 @@
 import net.minecraft.core.BlockPos;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.level.Level;
 import net.minecraft.world.level.block.entity.BlockEntity;
 import net.minecraftforge.common.capabilities.ForgeCapabilities;
 import net.minecraftforge.common.util.LazyOptional;
 import net.minecraftforge.fluids.FluidStack;
 import net.minecraftforge.fluids.capability.IFluidHandler;
 import net.minecraftforge.items.IItemHandler;
 import net.minecraftforge.registries.ForgeRegistries;
-import org.apache.logging.log4j.Level;
 import org.jetbrains.annotations.Nullable;
 
 import java.util.*;
@@ -88,8 +90,8 @@ public static Pair<Long, AEFluidKey> findAEFluidFromFilter(MEStorage monitor, @N
         return null;
     }
 
-    public static Pair<IPatternDetails, String> findPatternFromFilters(ICraftingProvider provider, GenericFilter inputFilter, GenericFilter outputFilter) {
-        for (IPatternDetails pattern : provider.getAvailablePatterns()) {
+    public static Pair<IPatternDetails, String> findPatternFromFilters(IGrid grid, Level level, GenericFilter inputFilter, GenericFilter outputFilter) {
+        for (IPatternDetails pattern : getPatterns(grid, level)) {
             if (pattern.getInputs().length == 0)
                 continue;
             if (pattern.getOutputs().length == 0)
@@ -98,7 +100,7 @@ public static Pair<IPatternDetails, String> findPatternFromFilters(ICraftingProv
             boolean inputMatch = false;
             boolean outputMatch = false;
 
-            if(!inputFilter.isEmpty()) {
+            if (inputFilter != null) {
                 for (IPatternDetails.IInput input : pattern.getInputs()) {
                     if (inputFilter.test(input.getPossibleInputs()[0])) {
                         inputMatch = true;
@@ -109,7 +111,7 @@ public static Pair<IPatternDetails, String> findPatternFromFilters(ICraftingProv
                 inputMatch = true;
             }
 
-            if(!outputFilter.isEmpty()) {
+            if (outputFilter != null) {
                 for (GenericStack output : pattern.getOutputs()) {
                     if (outputFilter.test(output)) {
                         outputMatch = true;
@@ -172,8 +174,37 @@ public static List<Object> listGases(MEStorage monitor, ICraftingService service
         return items;
     }
 
-    public static List<Object> listPatterns(ICraftingProvider manager) {
-        return manager.getAvailablePatterns().stream().map(AppEngApi::getObjectFromPattern).collect(Collectors.toList());
+    public static List<IPatternDetails> getPatterns(IGrid grid, Level level) {
+        List<IPatternDetails> patterns = new ArrayList<>();
+        for (var machineClass : grid.getMachineClasses()) {
+            var containerClass = tryCastMachineToContainer(machineClass);
+            if (containerClass == null)
+                continue;
+
+            for (var container : grid.getActiveMachines(containerClass)) {
+                for (ItemStack patternItem : container.getTerminalPatternInventory()) {
+                    if (patternItem.getItem() instanceof EncodedPatternItem item) {
+                        IPatternDetails patternDetails = item.decode(patternItem, level, false);
+                        if (patternDetails == null)
+                            continue;
+
+                        patterns.add(patternDetails);
+                    }
+                }
+            }
+        }
+        return patterns;
+    }
+
+    public static List<Object> listPatterns(IGrid grid, Level level) {
+        return getPatterns(grid, level).stream().map(AppEngApi::getObjectFromPattern).collect(Collectors.toList());
+    }
+
+    private static Class<? extends PatternContainer> tryCastMachineToContainer(Class<?> machineClass) {
+        if (PatternContainer.class.isAssignableFrom(machineClass)) {
+            return machineClass.asSubclass(PatternContainer.class);
+        }
+        return null;
     }
 
     public static <T extends AEKey> Map<String, Object> getObjectFromStack(Pair<Long, T> stack, @Nullable ICraftingService service) {
@@ -186,7 +217,7 @@ public static <T extends AEKey> Map<String, Object> getObjectFromStack(Pair<Long
         if (APAddons.appMekLoaded && (stack.getRight() instanceof MekanismKey gasKey))
             return getObjectFromGasStack(Pair.of(stack.getLeft(), gasKey), service);
 
-        AdvancedPeripherals.debug("Could not create table from unknown stack " + stack.getRight().getClass() + " - Report this to the maintainer of ap", Level.ERROR);
+        AdvancedPeripherals.debug("Could not create table from unknown stack " + stack.getRight().getClass() + " - Report this to the maintainer of ap", org.apache.logging.log4j.Level.ERROR);
         return Collections.emptyMap();
     }