From fc440228366ecb3c3d4ae9395c970ce9740b78d2 Mon Sep 17 00:00:00 2001
From: Kurt <kaphotics@gmail.com>
Date: Wed, 14 Nov 2018 19:34:21 -0800
Subject: [PATCH] Add gopkm block/abstraction

---
 .../Substructures/Gen7/GoParkEntities.cs      | 85 +++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 PKHeX.Core/Saves/Substructures/Gen7/GoParkEntities.cs

diff --git a/PKHeX.Core/Saves/Substructures/Gen7/GoParkEntities.cs b/PKHeX.Core/Saves/Substructures/Gen7/GoParkEntities.cs
new file mode 100644
index 000000000..ce6a29866
--- /dev/null
+++ b/PKHeX.Core/Saves/Substructures/Gen7/GoParkEntities.cs
@@ -0,0 +1,85 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Diagnostics;
+
+namespace PKHeX.Core
+{
+    public sealed class GoParkEntities : SaveBlock, IEnumerable<GoPKM>
+    {
+        public GoParkEntities(SaveFile sav) : base(sav)
+        {
+            Offset = ((SAV7b)sav).GetBlockOffset(BelugaBlockIndex.GoParkEntities);
+        }
+
+        public const int SlotsPerArea = 50;
+        public const int Areas = 20;
+        public const int Count = SlotsPerArea * Areas; // 1000
+
+        public GoPKM this[int index]
+        {
+            get
+            {
+                Debug.Assert(index < Count);
+                return GoPKM.FromData(Data, Offset + (GoPKM.SIZE * index));
+            }
+            set
+            {
+                Debug.Assert(index < Count);
+                value.WriteTo(Data, Offset + (GoPKM.SIZE * index));
+            }
+        }
+
+        public GoPKM[] AllEntities
+        {
+            get
+            {
+                var value = new GoPKM[Count];
+                for (int i = 0; i < value.Length; i++)
+                    value[i] = this[i];
+                return value;
+            }
+            set
+            {
+                Debug.Assert(value?.Length == Count);
+                for (int i = 0; i < value.Length; i++)
+                    this[i] = value[i];
+            }
+        }
+
+        public IEnumerator<GoPKM> GetEnumerator() => (IEnumerator<GoPKM>)AllEntities.GetEnumerator();
+        IEnumerator IEnumerable.GetEnumerator() => AllEntities.GetEnumerator();
+    }
+
+    public class GoPKM
+    {
+        public const int SIZE = 0x1B0;
+        public byte[] Data { get; set; }
+        public GoPKM() => Data = (byte[])Blank.Clone();
+        public void WriteTo(byte[] data, int offset) => Data.CopyTo(data, offset);
+
+        public static GoPKM FromData(byte[] data, int offset)
+        {
+            var gpkm = new GoPKM();
+            Array.Copy(data, offset, gpkm.Data, 0, SIZE);
+            return gpkm;
+        }
+
+        public static readonly byte[] Blank = GetBlank();
+
+        private static readonly byte[] Blank20 =
+        {
+            0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+            0x00, 0x00, 0x80, 0x3F, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF0, 0x3F,
+            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF0, 0x3F, 0x00, 0x00, 0x80, 0x3F, 0x00, 0x00, 0x80, 0x3F,
+            0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x85, 0xEC, 0x33, 0x01,
+        };
+
+        public static byte[] GetBlank()
+        {
+            byte[] data = new byte[SIZE];
+            Blank20.CopyTo(data, 0x20);
+            return data;
+        }
+    }
+}
\ No newline at end of file