fix: elytra craftable

src/main/java/com/github/zly2006/carpetslsaddition/mixin/elytra/MixinElytraItem.java

@@ -18,7 +18,7 @@ public abstract class MixinElytraItem extends Item implements Equipment {
     @Override
     public ItemStack getRecipeRemainder(ItemStack stack) {
         if (SLSCarpetSettings.elytraCraftable) {
-            return stack;
+            return stack.copyWithCount(1);
         }
         else return ItemStack.EMPTY;
     }

src/main/java/com/github/zly2006/carpetslsaddition/mixin/elytra/MixinItem.java

@@ -0,0 +1,34 @@
+package com.github.zly2006.carpetslsaddition.mixin.elytra;
+
+import com.github.zly2006.carpetslsaddition.SLSCarpetSettings;
+import net.minecraft.item.*;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+@SuppressWarnings("ConstantValue")
+@Mixin(Item.class)
+public abstract class MixinItem {
+    @Inject(
+            method = "hasRecipeRemainder",
+            at = @At("HEAD"),
+            cancellable = true
+    )
+    public void hasRecipeRemainder(CallbackInfoReturnable<Boolean> cir) {
+        if (SLSCarpetSettings.elytraCraftable && (Object) this == Items.ELYTRA) {
+            cir.setReturnValue(true);
+        }
+    }
+
+    @Inject(
+            method = "getRecipeRemainder",
+            at = @At("HEAD"),
+            cancellable = true
+    )
+    public void getRecipeRemainder(CallbackInfoReturnable<Item> cir) {
+        if (SLSCarpetSettings.elytraCraftable && (Object) this == Items.ELYTRA) {
+            cir.setReturnValue(Items.ELYTRA);
+        }
+    }
+}

src/main/java/com/github/zly2006/carpetslsaddition/mixin/elytra/MixinRecipe.java

@@ -0,0 +1,9 @@
+package com.github.zly2006.carpetslsaddition.mixin.elytra;
+
+import net.minecraft.recipe.Recipe;
+import org.spongepowered.asm.mixin.Mixin;
+
+@Mixin(Recipe.class)
+public interface MixinRecipe {
+
+}

src/main/java/com/github/zly2006/carpetslsaddition/mixin/plugin/BasicMixinPlugin.java

@@ -1,23 +0,0 @@
-package com.github.zly2006.carpetslsaddition.mixin.plugin;
-
-import me.fallenbreath.conditionalmixin.api.mixin.RestrictiveMixinConfigPlugin;
-
-import java.util.List;
-import java.util.Set;
-
-public class BasicMixinPlugin extends RestrictiveMixinConfigPlugin {
-    @Override
-    public String getRefMapperConfig() {
-        return null;
-    }
-
-    @Override
-    public void acceptTargets(Set<String> myTargets, Set<String> otherTargets) {
-
-    }
-
-    @Override
-    public List<String> getMixins() {
-        return null;
-    }
-}