Implement IntArrayTag

lib/nbt/Tag.dart

@@ -3,6 +3,7 @@ import 'package:libac_flutter/nbt/impl/CompoundTag.dart';
 import 'package:libac_flutter/nbt/impl/DoubleTag.dart';
 import 'package:libac_flutter/nbt/impl/EndTag.dart';
 import 'package:libac_flutter/nbt/impl/FloatTag.dart';
+import 'package:libac_flutter/nbt/impl/IntArrayTag.dart';
 import 'package:libac_flutter/nbt/impl/IntTag.dart';
 import 'package:libac_flutter/nbt/impl/TagLong.dart';
 import 'package:libac_flutter/nbt/impl/TagShort.dart';
@@ -103,6 +104,10 @@ abstract class Tag {
         return new TagLong(value: 0);
       case TagType.Float:
         return new FloatTag();
+      case TagType.IntArray:
+        {
+          return new IntArrayTag();
+        }
     }
   }
 }

lib/nbt/impl/IntArrayTag.dart

@@ -0,0 +1,32 @@
+import 'package:libac_flutter/nbt/Stream.dart';
+import 'package:libac_flutter/nbt/Tag.dart';
+
+class IntArrayTag extends Tag {
+  List<int> _value = [];
+  IntArrayTag();
+
+  IntArrayTag._(List<int> value) {
+    _value.addAll(value);
+  }
+
+  @override
+  void readValue(ByteLayer data) {
+    int count = data.readInt();
+    for (int i = 0; i < count; i++) {
+      _value.add(data.readInt());
+    }
+  }
+
+  @override
+  void writeValue(ByteLayer data) {
+    data.writeInt(_value.length);
+    for (int i in _value) {
+      data.writeInt(i);
+    }
+  }
+
+  @override
+  TagType getTagType() {
+    return TagType.IntArray;
+  }
+}

lib/nbt/impl/TagIntArray.dart

@@ -1,22 +0,0 @@
-import 'package:libac_flutter/nbt/Stream.dart';
-import 'package:libac_flutter/nbt/Tag.dart';
-
-class TagIntArray extends Tag {
-  final List<int> value;
-  TagIntArray({required this.value});
-
-  @override
-  void readValue(ByteLayer data) {
-    // TODO: implement readValue
-  }
-
-  @override
-  void writeValue(ByteLayer data) {
-    // TODO: implement writeValue
-  }
-
-  @override
-  TagType getTagType() {
-    return TagType.IntArray;
-  }
-}