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vcmi/AI/VCAI/Goals/AdventureSpellCast.cpp
AlexVinS ecaa9f5d0b Entities redesign and a few ERM features
* Made most Handlers derived from CHandlerBase and moved service API there.
* Declared existing Entity APIs.
* Added basic script context caching
* Started Lua script module
* Started Lua spell effect API
* Started script state persistence
* Started battle info callback binding
* CommitPackage removed
* Extracted spells::Caster to own header; Expanded Spell API.
* implemented !!MC:S, !!FU:E, !!FU:P, !!MA, !!VR:H, !!VR:C
* !!BU:C, !!BU:E, !!BU:G, !!BU:M implemented
* Allow use of "MC:S@varName@" to declare normal variable (technically v-variable with string key)
* Re-enabled VERM macros.
* !?GM0 added
* !?TM implemented
* Added !!MF:N
* Started !?OB, !!BM, !!HE, !!OW, !!UN
* Added basic support of w-variables
* Added support for ERM indirect variables
* Made !?FU regular trigger
* !!re (ERA loop receiver) implemented
* Fixed ERM receivers with zero args.
2021-02-14 19:05:43 +03:00

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/*
* 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 "../VCAI.h"
#include "../FuzzyHelper.h"
#include "../AIhelper.h"
#include "../../../lib/mapping/CMap.h" //for victory conditions
#include "../../../lib/CPathfinder.h"
extern boost::thread_specific_ptr<CCallback> cb;
extern boost::thread_specific_ptr<VCAI> ai;
extern FuzzyHelper * fh;
using namespace Goals;
bool AdventureSpellCast::operator==(const AdventureSpellCast & other) const
{
return hero.h == other.hero.h;
}
TSubgoal AdventureSpellCast::whatToDoToAchieve()
{
if(!hero.validAndSet())
throw cannotFulfillGoalException("Invalid hero!");
auto spell = getSpell();
logAi->trace("Decomposing adventure spell cast of %s for hero %s", spell->getName(), hero->name);
if(!spell->isAdventure())
throw cannotFulfillGoalException(spell->getName() + " is not an adventure spell.");
if(!hero->canCastThisSpell(spell))
throw cannotFulfillGoalException("Hero can not cast " + spell->getName());
if(hero->mana < hero->getSpellCost(spell))
throw cannotFulfillGoalException("Hero has not enough mana to cast " + spell->getName());
if(spellID == SpellID::TOWN_PORTAL && town && town->visitingHero)
throw cannotFulfillGoalException("The town is already occupied by " + town->visitingHero->name);
return iAmElementar();
}
void AdventureSpellCast::accept(VCAI * ai)
{
if(town && spellID == SpellID::TOWN_PORTAL)
{
ai->selectedObject = town->id;
}
auto wait = cb->waitTillRealize;
cb->waitTillRealize = true;
cb->castSpell(hero.h, spellID, tile);
if(town && spellID == SpellID::TOWN_PORTAL)
{
// visit town
ai->moveHeroToTile(town->visitablePos(), hero);
}
cb->waitTillRealize = wait;
throw goalFulfilledException(sptr(*this));
}
std::string AdventureSpellCast::name() const
{
return "AdventureSpellCast " + getSpell()->getName();
}
std::string AdventureSpellCast::completeMessage() const
{
return "Spell cast successfully " + getSpell()->getName();
}