vcmi: move ServerSpellCastEnvironment in separate file

In theory, it should not know about CGameHandler

server/ServerSpellCastEnvironment.cpp

@@ -0,0 +1,97 @@
+/*
+ * ServerSpellCastEnvironment.cpp, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#include "StdInc.h"
+#include "../lib/CGameState.h"
+#include "CGameHandler.h"
+#include "ServerSpellCastEnvironment.h"
+
+///ServerSpellCastEnvironment
+ServerSpellCastEnvironment::ServerSpellCastEnvironment(CGameHandler * gh)
+	: gh(gh)
+{
+}
+
+bool ServerSpellCastEnvironment::describeChanges() const
+{
+	return true;
+}
+
+void ServerSpellCastEnvironment::complain(const std::string & problem)
+{
+	gh->complain(problem);
+}
+
+vstd::RNG * ServerSpellCastEnvironment::getRNG()
+{
+	return &gh->getRandomGenerator();
+}
+
+void ServerSpellCastEnvironment::apply(CPackForClient * pack)
+{
+	gh->sendAndApply(pack);
+}
+
+void ServerSpellCastEnvironment::apply(BattleLogMessage * pack)
+{
+	gh->sendAndApply(pack);
+}
+
+void ServerSpellCastEnvironment::apply(BattleStackMoved * pack)
+{
+	gh->sendAndApply(pack);
+}
+
+void ServerSpellCastEnvironment::apply(BattleUnitsChanged * pack)
+{
+	gh->sendAndApply(pack);
+}
+
+void ServerSpellCastEnvironment::apply(SetStackEffect * pack)
+{
+	gh->sendAndApply(pack);
+}
+
+void ServerSpellCastEnvironment::apply(StacksInjured * pack)
+{
+	gh->sendAndApply(pack);
+}
+
+void ServerSpellCastEnvironment::apply(BattleObstaclesChanged * pack)
+{
+	gh->sendAndApply(pack);
+}
+
+void ServerSpellCastEnvironment::apply(CatapultAttack * pack)
+{
+	gh->sendAndApply(pack);
+}
+
+const CGameInfoCallback * ServerSpellCastEnvironment::getCb() const
+{
+	return gh;
+}
+
+const CMap * ServerSpellCastEnvironment::getMap() const
+{
+	return gh->gameState()->map;
+}
+
+bool ServerSpellCastEnvironment::moveHero(ObjectInstanceID hid, int3 dst, bool teleporting)
+{
+	return gh->moveHero(hid, dst, teleporting, false);
+}
+
+void ServerSpellCastEnvironment::genericQuery(Query * request, PlayerColor color, std::function<void(const JsonNode&)> callback)
+{
+	auto query = std::make_shared<CGenericQuery>(&gh->queries, color, callback);
+	request->queryID = query->queryID;
+	gh->queries.addQuery(query);
+	gh->sendAndApply(request);
+}