Fix

Author: Spectrall368

src/main/resources/forge-1.15.2/utils/mcitems.ftl

@@ -169,15 +169,15 @@
     <#return (extension?has_content)?then("_" + extension, "")>
 </#function>
 
-<#function mappedMCItemToItemObjectJSON mappedBlock>
+<#function mappedMCItemToItemObjectJSON mappedBlock itemKey="item">
     <#if mappedBlock.getUnmappedValue().startsWith("CUSTOM:")>
         <#assign customelement = generator.getRegistryNameFromFullName(mappedBlock.getUnmappedValue())!""/>
         <#if customelement?has_content>
-            <#return "\"item\": \"" + "${modid}:" + customelement
+            <#return "\"" + itemKey + "\": \"" + "${modid}:" + customelement
             + transformExtension(mappedBlock)
             + "\"">
         <#else>
-            <#return "\"item\": \"minecraft:air\"">
+            <#return "\"" + itemKey + "\": \"minecraft:air\"">
         </#if>
     <#elseif mappedBlock.getUnmappedValue().startsWith("TAG:")>
         <#return "\"tag\": \"" + mappedBlock.getUnmappedValue().replace("TAG:", "").replace("mod:", modid + ":")?lower_case + "\"">
@@ -186,9 +186,9 @@
         <#if mapped.startsWith("#")>
             <#return "\"tag\": \"" + mapped.replace("#", "") + "\"">
         <#elseif mapped.contains(":")>
-            <#return "\"item\": \"" + mapped + "\"">
+            <#return "\"" + itemKey + "\": \"" + mapped + "\"">
         <#else>
-            <#return "\"item\": \"minecraft:" + mapped + "\"">
+            <#return "\"" + itemKey + "\": \"minecraft:" + mapped + "\"">
         </#if>
     </#if>
 </#function>
@@ -376,4 +376,4 @@
 
 <#function toStatetoFeatureState block>
     <#return toFeatureState(mappedBlockToBlockStateCode(block))>
-</#function>
+</#function>