From 290075adf92a613ea8b133345aeb7f10b77fcd44 Mon Sep 17 00:00:00 2001
From: BinaryConstruct <binaryconstruct@gmail.com>
Date: Thu, 1 Sep 2022 01:11:54 -0500
Subject: [PATCH] support for every known terraria version

---
 src/TEdit.Tests/Terraria/WorldTests.cs | 14 ++++++++++++
 src/TEdit/Terraria/World.FileV1.cs     | 31 +++++++++++++++++---------
 2 files changed, 34 insertions(+), 11 deletions(-)

diff --git a/src/TEdit.Tests/Terraria/WorldTests.cs b/src/TEdit.Tests/Terraria/WorldTests.cs
index ca608362..4f210931 100644
--- a/src/TEdit.Tests/Terraria/WorldTests.cs
+++ b/src/TEdit.Tests/Terraria/WorldTests.cs
@@ -183,6 +183,20 @@ public void SaveWorldV1_Terraria1_0_Test(string fileName)
             var w2 = World.LoadWorld(saveTest, showWarnings: false);
         }
 
+        [Theory]
+        [InlineData(".\\WorldFiles\\v1.0.5.wld")]
+
+        public void SaveWorldV1_Terraria1_0_5_Test(string fileName)
+        {
+            var w = World.LoadWorld(fileName, showWarnings: false);
+
+            var saveTest = fileName + ".test";
+            World.Save(w, saveTest, incrementRevision: false, showWarnings: false);
+
+            // essentially, just a save and load test
+            var w2 = World.LoadWorld(saveTest, showWarnings: false);
+        }
+
         [Theory]
         [InlineData(".\\WorldFiles\\v1.3.0.1.wld")]
         [InlineData(".\\WorldFiles\\v1.3.0.2.wld")]
diff --git a/src/TEdit/Terraria/World.FileV1.cs b/src/TEdit/Terraria/World.FileV1.cs
index 670d9429..735f9450 100644
--- a/src/TEdit/Terraria/World.FileV1.cs
+++ b/src/TEdit/Terraria/World.FileV1.cs
@@ -208,7 +208,6 @@ public static void SaveV1(World world, BinaryWriter bw)
                 {
                     Tile curTile = world.Tiles[x, y];
 
-
                     WriteTileDataToStreamV1(curTile, bw, world.Version, frames);
 
                     if (version >= 25)
@@ -1194,7 +1193,13 @@ public static void WriteTileDataToStreamV1(Tile tile, BinaryWriter bw, uint vers
             if (tile.IsActive)
             {
                 bw.Write((byte)tile.Type);
-                if (version < 72 &&
+                if (version < 28 && tile.Type == (int)(TileType.Torch) ||
+                   (version < 40 && tile.Type == (int)TileType.Platform) ||
+                   (version < 195 && tile.Type == (int)TileType.WaterCandle))
+                {
+                    // skip
+                }
+                else if (version < 72 &&
                     (tile.Type == 35 || tile.Type == 36 || tile.Type == 170 || tile.Type == 171 || tile.Type == 172))
                 {
                     bw.Write((Int16)tile.U);
@@ -1223,18 +1228,21 @@ public static void WriteTileDataToStreamV1(Tile tile, BinaryWriter bw, uint vers
                 bw.Write(tile.v0_Lit); // legacy hasLight
             }
 
-            if (tile.Wall > 0 && tile.Wall < byte.MaxValue)
+            if (tile.Wall > 0 && tile.Wall <= byte.MaxValue)
             {
                 bw.Write(true);
                 bw.Write((byte)tile.Wall);
 
-                if (tile.WallColor > 0)
+                if (version >= 48)
                 {
-                    bw.Write(true);
-                    bw.Write((byte)tile.WallColor);
+                    if (tile.WallColor > 0)
+                    {
+                        bw.Write(true);
+                        bw.Write((byte)tile.WallColor);
+                    }
+                    else
+                        bw.Write(false);
                 }
-                else
-                    bw.Write(false);
             }
             else
                 bw.Write(false);
@@ -1554,7 +1562,7 @@ public static void SaveV0(World world, BinaryWriter bw)
                             if (tile.TileColor > 0)
                             {
                                 bw.Write(true);
-                                bw.Write(tile.TileColor);
+                                bw.Write((byte)tile.TileColor);
                             }
                             else
                             {
@@ -1566,7 +1574,7 @@ public static void SaveV0(World world, BinaryWriter bw)
                     if (version <= 25)
                     {
                         // legacy lights
-                        bw.Write(tile.v0_Lit || tile.Type == 4);
+                        bw.Write(tile.v0_Lit);
                     }
 
                     if (tile.Wall > 0)
@@ -2185,7 +2193,8 @@ public static Tile ReadTileDataFromStreamV1(BinaryReader b, uint version, bool[]
         {
             var tile = new Tile();
 
-            if (b.BaseStream.Position == 0x11038) Debugger.Break();
+            //if (b.BaseStream.Position == 0x97e50) Debugger.Break();
+            //if (b.BaseStream.Position == 0x98010) Debugger.Break();
 
             tile.IsActive = b.ReadBoolean();