Serialization that makes more sense

core/src/mindustry/io/SaveVersion.java

@@ -252,8 +252,8 @@ public abstract class SaveVersion extends SaveFileReader{
             }
         }
 
-        stream.writeInt(Groups.sync.count(Entityc::serialize));
-        for(Syncc entity : Groups.sync){
+        stream.writeInt(Groups.all.count(Entityc::serialize));
+        for(Entityc entity : Groups.all){
             if(!entity.serialize()) continue;
 
             writeChunk(stream, true, out -> {
@@ -278,9 +278,9 @@ public abstract class SaveVersion extends SaveFileReader{
         for(int j = 0; j < amount; j++){
             readChunk(stream, true, in -> {
                 byte typeid = in.readByte();
-                Syncc sync = (Syncc)EntityMapping.map(typeid).get();
-                sync.read(Reads.get(in));
-                sync.add();
+                Entityc entity = (Entityc)EntityMapping.map(typeid).get();
+                entity.read(Reads.get(in));
+                entity.add();
             });
         }
     }

core/src/mindustry/io/TypeIO.java

@@ -259,6 +259,15 @@ public class TypeIO{
         return id == -1 ? null : content.item(id);
     }
 
+    public static void writeWeather(Writes write, Weather item){
+        write.s(item == null ? -1 : item.id);
+    }
+
+    public static Weather readWeather(Reads read){
+        short id = read.s();
+        return id == -1 ? null : content.getByID(ContentType.weather, id);
+    }
+
     public static void writeString(Writes write, String string){
         if(string != null){
             byte[] bytes = string.getBytes(charset);