cloned Nullkiller into Nullkiller2

AI/Nullkiller2/Goals/AdventureSpellCast.cpp

@@ -0,0 +1,83 @@
+/*
+* AdventureSpellCast.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 "AdventureSpellCast.h"
+#include "../AIGateway.h"
+#include "../../../lib/spells/ISpellMechanics.h"
+#include "../../../lib/spells/adventure/TownPortalEffect.h"
+
+namespace NKAI
+{
+
+using namespace Goals;
+
+bool AdventureSpellCast::operator==(const AdventureSpellCast & other) const
+{
+	return hero == other.hero;
+}
+
+void AdventureSpellCast::accept(AIGateway * ai)
+{
+	if(!hero)
+		throw cannotFulfillGoalException("Invalid hero!");
+
+	auto spell = getSpell();
+
+	logAi->trace("Decomposing adventure spell cast of %s for hero %s", spell->getNameTranslated(), hero->getNameTranslated());
+
+	if(!spell->isAdventure())
+		throw cannotFulfillGoalException(spell->getNameTranslated() + " is not an adventure spell.");
+
+	if(!hero->canCastThisSpell(spell))
+		throw cannotFulfillGoalException("Hero can not cast " + spell->getNameTranslated());
+
+	if(hero->mana < hero->getSpellCost(spell))
+		throw cannotFulfillGoalException("Hero has not enough mana to cast " + spell->getNameTranslated());
+
+	auto townPortalEffect = spell->getAdventureMechanics().getEffectAs<TownPortalEffect>(hero);
+
+	if(town && townPortalEffect)
+	{
+		ai->selectedObject = town->id;
+
+		if(town->getVisitingHero() && town->tempOwner == ai->playerID && !town->getUpperArmy()->stacksCount())
+		{
+			ai->myCb->swapGarrisonHero(town);
+		}
+
+		if(town->getVisitingHero())
+			throw cannotFulfillGoalException("The town is already occupied by " + town->getVisitingHero()->getNameTranslated());
+	}
+
+	if (hero->isGarrisoned())
+		ai->myCb->swapGarrisonHero(hero->getVisitedTown());
+
+	auto wait = cb->waitTillRealize;
+
+	cb->waitTillRealize = true;
+	cb->castSpell(hero, spellID, tile);
+
+	if(town && townPortalEffect)
+	{
+		// visit town
+		ai->moveHeroToTile(town->visitablePos(), hero);
+	}
+
+	cb->waitTillRealize = wait;
+
+	throw goalFulfilledException(sptr(*this));
+}
+
+std::string AdventureSpellCast::toString() const
+{
+	return "AdventureSpellCast " + spellID.toSpell()->getNameTranslated();
+}
+
+}