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https://github.com/vcmi/vcmi.git
synced 2025-09-16 09:26:28 +02:00
Extract adventure spell mechanics
This commit is contained in:
AlexVinS
@@ -67,8 +67,11 @@ public:
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void sendAndApply(CPackForClient * info) const override;
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CRandomGenerator & getRandomGenerator() const override;
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void complain(const std::string & problem) const override;
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const CMap * getMap() const override;
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const CGameInfoCallback * getCb() const override;
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bool moveHero(ObjectInstanceID hid, int3 dst, ui8 teleporting, PlayerColor asker = PlayerColor::NEUTRAL) const override;
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private:
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CGameHandler * gh;
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mutable CGameHandler * gh;
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};
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CondSh<bool> battleMadeAction;
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@@ -4970,222 +4973,12 @@ void CGameHandler::handleAfterAttackCasting( const BattleAttack & bat )
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bool CGameHandler::castSpell(const CGHeroInstance *h, SpellID spellID, const int3 &pos)
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{
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const CSpell *s = spellID.toSpell();
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int cost = h->getSpellCost(s);
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int schoolLevel = h->getSpellSchoolLevel(s);
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if(!h->canCastThisSpell(s))
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COMPLAIN_RET("Hero cannot cast this spell!");
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if(h->mana < cost)
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COMPLAIN_RET("Hero doesn't have enough spell points to cast this spell!");
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if(s->combatSpell)
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COMPLAIN_RET("This function can be used only for adventure map spells!");
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AdvmapSpellCast asc;
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asc.caster = h;
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asc.spellID = spellID;
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sendAndApply(&asc);
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switch(spellID)
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{
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case SpellID::SUMMON_BOAT:
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{
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//check if spell works at all
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if(gs->getRandomGenerator().nextInt(99) >= s->getPower(schoolLevel)) //power is % chance of success
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{
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InfoWindow iw;
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iw.player = h->tempOwner;
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iw.text.addTxt(MetaString::GENERAL_TXT, 336); //%s tried to summon a boat, but failed.
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iw.text.addReplacement(h->name);
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sendAndApply(&iw);
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break;
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}
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//try to find unoccupied boat to summon
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const CGBoat *nearest = nullptr;
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double dist = 0;
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int3 summonPos = h->bestLocation();
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if(summonPos.x < 0)
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COMPLAIN_RET("There is no water tile available!");
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for(const CGObjectInstance *obj : gs->map->objects)
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{
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if(obj && obj->ID == Obj::BOAT)
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{
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const CGBoat *b = static_cast<const CGBoat*>(obj);
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if(b->hero) continue; //we're looking for unoccupied boat
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double nDist = distance(b->pos, h->getPosition());
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if(!nearest || nDist < dist) //it's first boat or closer than previous
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{
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nearest = b;
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dist = nDist;
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}
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}
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}
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if(nearest) //we found boat to summon
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{
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ChangeObjPos cop;
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cop.objid = nearest->id;
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cop.nPos = summonPos + int3(1,0,0);;
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cop.flags = 1;
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sendAndApply(&cop);
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}
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else if(schoolLevel < 2) //none or basic level -> cannot create boat :(
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{
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InfoWindow iw;
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iw.player = h->tempOwner;
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iw.text.addTxt(MetaString::GENERAL_TXT, 335); //There are no boats to summon.
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sendAndApply(&iw);
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}
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else //create boat
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{
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NewObject no;
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no.ID = Obj::BOAT;
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no.subID = h->getBoatType();
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no.pos = summonPos + int3(1,0,0);;
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sendAndApply(&no);
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}
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break;
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}
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case SpellID::SCUTTLE_BOAT:
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{
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//check if spell works at all
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if(gs->getRandomGenerator().nextInt(99) >= s->getPower(schoolLevel)) //power is % chance of success
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{
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InfoWindow iw;
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iw.player = h->tempOwner;
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iw.text.addTxt(MetaString::GENERAL_TXT, 337); //%s tried to scuttle the boat, but failed
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iw.text.addReplacement(h->name);
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sendAndApply(&iw);
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break;
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}
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if(!gs->map->isInTheMap(pos))
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COMPLAIN_RET("Invalid dst tile for scuttle!");
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//TODO: test range, visibility
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const TerrainTile *t = &gs->map->getTile(pos);
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if(!t->visitableObjects.size() || t->visitableObjects.back()->ID != Obj::BOAT)
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COMPLAIN_RET("There is no boat to scuttle!");
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RemoveObject ro;
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ro.id = t->visitableObjects.back()->id;
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sendAndApply(&ro);
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break;
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}
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case SpellID::DIMENSION_DOOR:
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{
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const TerrainTile *dest = getTile(pos);
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const TerrainTile *curr = getTile(h->getSightCenter());
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if(!dest)
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COMPLAIN_RET("Destination tile doesn't exist!");
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if(!h->movement)
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COMPLAIN_RET("Hero needs movement points to cast Dimension Door!");
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if(h->getBonusesCount(Bonus::SPELL_EFFECT, SpellID::DIMENSION_DOOR) >= s->getPower(schoolLevel)) //limit casts per turn
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{
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InfoWindow iw;
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iw.player = h->tempOwner;
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iw.text.addTxt(MetaString::GENERAL_TXT, 338); //%s is not skilled enough to cast this spell again today.
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iw.text.addReplacement(h->name);
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sendAndApply(&iw);
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break;
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}
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GiveBonus gb;
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gb.id = h->id.getNum();
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gb.bonus = Bonus(Bonus::ONE_DAY, Bonus::NONE, Bonus::SPELL_EFFECT, 0, SpellID::DIMENSION_DOOR);
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sendAndApply(&gb);
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if(!dest->isClear(curr)) //wrong dest tile
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{
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InfoWindow iw;
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iw.player = h->tempOwner;
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iw.text.addTxt(MetaString::GENERAL_TXT, 70); //Dimension Door failed!
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sendAndApply(&iw);
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break;
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}
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if (moveHero(h->id, pos + h->getVisitableOffset(), true))
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{
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SetMovePoints smp;
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smp.hid = h->id;
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smp.val = std::max<ui32>(0, h->movement - 300);
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sendAndApply(&smp);
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}
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}
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break;
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case SpellID::FLY:
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{
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int subtype = schoolLevel >= 2 ? 1 : 2; //adv or expert
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GiveBonus gb;
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gb.id = h->id.getNum();
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gb.bonus = Bonus(Bonus::ONE_DAY, Bonus::FLYING_MOVEMENT, Bonus::SPELL_EFFECT, 0, SpellID::FLY, subtype);
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sendAndApply(&gb);
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}
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break;
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case SpellID::WATER_WALK:
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{
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int subtype = schoolLevel >= 2 ? 1 : 2; //adv or expert
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GiveBonus gb;
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gb.id = h->id.getNum();
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gb.bonus = Bonus(Bonus::ONE_DAY, Bonus::WATER_WALKING, Bonus::SPELL_EFFECT, 0, SpellID::WATER_WALK, subtype);
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sendAndApply(&gb);
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}
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break;
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case SpellID::TOWN_PORTAL:
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{
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if (!gs->map->isInTheMap(pos))
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COMPLAIN_RET("Destination tile not present!")
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TerrainTile tile = gs->map->getTile(pos);
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if (tile.visitableObjects.empty() || tile.visitableObjects.back()->ID != Obj::TOWN )
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COMPLAIN_RET("Town not found for Town Portal!");
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CGTownInstance * town = static_cast<CGTownInstance*>(tile.visitableObjects.back());
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if (town->tempOwner != h->tempOwner)
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COMPLAIN_RET("Can't teleport to another player!");
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if (town->visitingHero)
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COMPLAIN_RET("Can't teleport to occupied town!");
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if (h->getSpellSchoolLevel(s) < 2)
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{
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si32 dist = town->pos.dist2dSQ(h->pos);
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ObjectInstanceID nearest = town->id; //nearest town's ID
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for(const CGTownInstance * currTown : gs->getPlayer(h->tempOwner)->towns)
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{
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si32 currDist = currTown->pos.dist2dSQ(h->pos);
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if (currDist < dist)
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{
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nearest = currTown->id;
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dist = currDist;
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}
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}
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if (town->id != nearest)
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COMPLAIN_RET("This hero can only teleport to nearest town!")
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}
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moveHero(h->id, town->visitablePos() + h->getVisitableOffset() ,1);
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}
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break;
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case SpellID::VISIONS:
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case SpellID::VIEW_EARTH:
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case SpellID::DISGUISE:
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case SpellID::VIEW_AIR:
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default:
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COMPLAIN_RET("This spell is not implemented yet!");
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}
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SetMana sm;
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sm.hid = h->id;
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sm.absolute = false;
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sm.val = -cost;
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sendAndApply(&sm);
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return true;
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AdventureSpellCastParameters p;
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p.caster = h;
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p.pos = pos;
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return s->adventureCast(spellEnv, p);
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}
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void CGameHandler::visitObjectOnTile(const TerrainTile &t, const CGHeroInstance * h)
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@@ -6010,7 +5803,7 @@ CGameHandler::FinishingBattleHelper::FinishingBattleHelper()
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winnerHero = loserHero = nullptr;
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}
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///ServerSpellCastEnvironment
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ServerSpellCastEnvironment::ServerSpellCastEnvironment(CGameHandler * gh): gh(gh)
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{
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@@ -6030,3 +5823,20 @@ void ServerSpellCastEnvironment::complain(const std::string& problem) const
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{
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gh->complain(problem);
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}
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const CGameInfoCallback * ServerSpellCastEnvironment::getCb() const
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{
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return gh;
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}
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const CMap * ServerSpellCastEnvironment::getMap() const
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{
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return gh->gameState()->map;
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}
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bool ServerSpellCastEnvironment::moveHero(ObjectInstanceID hid, int3 dst, ui8 teleporting, PlayerColor asker) const
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{
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return gh->moveHero(hid, dst, teleporting, asker);
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}
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