feat(): Begin bedrock support

index.d.ts

@@ -2,7 +2,7 @@
 
 import { Tags, TagType } from 'prismarine-nbt'
 
-type ItemLike = Item | null
+type ItemLike = Item | BedrockItem | null
 
 declare class Item {
     constructor(type: number, count: number, metadata?: number, nbt?: object);
@@ -26,6 +26,11 @@ declare class Item {
     static anvil (itemOne: ItemLike, itemTwo: ItemLike, creative: boolean, rename: string | undefined): { xpCost: number, item: ItemLike }
 }
 
+declare class BedrockItem extends Item {
+    static loadItemStates(itemStates: ItemState[]): void;
+    constructor(type: number, count: number, metadata?: number, nbt?: object);
+}
+
 declare interface NotchItem {
     // 1.8 - 1.12
     blockId?: number;
@@ -43,4 +48,11 @@ declare interface NormalizedEnchant {
     lvl: number
 }
 
-export default function loader(mcVersion: string): typeof Item;
+// For bedrock edition
+type ItemState = {
+    name: string
+    runtime_id: number
+    component_based: boolean
+}
+
+export default function loader(mcVersion: string): typeof Item | BedrockItem;

index.js

@@ -66,6 +66,24 @@ function loader (registryOrVersion) {
         }
         if (item.nbt && item.nbt.length !== 0) { notchItem.nbtData = item.nbt }
         return notchItem
+      } else if (registry.supportFeature('itemSerializationUsesNetworkId')) {
+        if (item == null) return { network_id: -1 }
+        const notchItem = {
+          network_id: item.type,
+          count: item.count,
+          metadata: item.metadata,
+          has_stack_id: 0,
+          block_runtime_id: 0,
+          extra: {
+            has_nbt: 0,
+            can_place_on: [],
+            can_destroy: []
+          }
+        }
+        if (item.nbt && item.nbt.length !== 0) {
+          notchItem.extra.nbt = item.nbt
+        }
+        return notchItem
       }
       throw new Error("Don't know how to serialize for this mc version ")
     }
@@ -80,6 +98,9 @@ function loader (registryOrVersion) {
       } else if (registry.supportFeature('itemSerializationUsesBlockId')) {
         if (item.blockId === -1) return null
         return new Item(item.blockId, item.itemCount, item.itemDamage, item.nbtData)
+      } else if (registry.supportFeature('itemSerializationUsesNetworkId')) {
+        if (!item.metadata && item.metadata !== 0) return null
+        return new Item(item.network_id, item.count || 0, item.metadata, item.extra?.nbt?.nbt)
       }
       throw new Error("Don't know how to deserialize for this mc version ")
     }
@@ -206,8 +227,15 @@ function loader (registryOrVersion) {
     }
   }
 
+  class BedrockItem extends Item {
+    static loadItemStates (itemStates) {
+      registry.loadItemStates(itemStates)
+    }
+  }
+
   Item.anvil = require('./lib/anvil.js')(registry, Item)
-  return Item
+  BedrockItem.anvil = require('./lib/anvil.js')(registry, BedrockItem)
+  return registry.version.type === 'bedrock' ? BedrockItem : Item
 }
 
 module.exports = loader