chore: move ZoneDefinitionWriter from Unlinker to ZoneCommon

src/ZoneCommon/Zone/Definition/ZoneDefWriter.cpp

@@ -0,0 +1,46 @@
+#include "ZoneDefWriter.h"
+
+#include "Game/IW3/Zone/Definition/ZoneDefWriterIW3.h"
+#include "Game/IW4/Zone/Definition/ZoneDefWriterIW4.h"
+#include "Game/IW5/Zone/Definition/ZoneDefWriterIW5.h"
+#include "Game/T5/Zone/Definition/ZoneDefWriterT5.h"
+#include "Game/T6/Zone/Definition/ZoneDefWriterT6.h"
+
+#include <cassert>
+
+const IZoneDefWriter* IZoneDefWriter::GetZoneDefWriterForGame(GameId game)
+{
+    static const IZoneDefWriter* zoneDefWriters[static_cast<unsigned>(GameId::COUNT)]{
+        new IW3::ZoneDefWriter(),
+        new IW4::ZoneDefWriter(),
+        new IW5::ZoneDefWriter(),
+        new T5::ZoneDefWriter(),
+        new T6::ZoneDefWriter(),
+    };
+
+    assert(static_cast<unsigned>(game) < static_cast<unsigned>(GameId::COUNT));
+    const auto* result = zoneDefWriters[static_cast<unsigned>(game)];
+    assert(result);
+
+    return result;
+}
+
+void AbstractZoneDefWriter::WriteZoneDef(std::ostream& stream, const Zone& zone, const bool useGdt) const
+{
+    ZoneDefinitionOutputStream out(stream);
+    const auto* game = IGame::GetGameById(zone.m_game_id);
+
+    out.WriteComment(game->GetFullName());
+    out.WriteMetaData(META_DATA_KEY_GAME, game->GetShortName());
+    out.EmptyLine();
+
+    if (useGdt)
+    {
+        out.WriteComment("Load asset gdt files");
+        out.WriteMetaData(META_DATA_KEY_GDT, zone.m_name);
+        out.EmptyLine();
+    }
+
+    WriteMetaData(out, zone);
+    WriteContent(out, zone);
+}