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#include "global.h"
#include "dungeon_ai_attack_1.h"
#include "constants/direction.h"
#include "constants/iq_skill.h"
#include "constants/targeting.h"
#include "constants/type.h"
#include "dungeon_ai_targeting_2.h"
#include "dungeon_global_data.h"
#include "dungeon_pokemon_attributes.h"
#include "dungeon_random.h"
#include "moves.h"
#include "position_util.h"
#include "status_checker.h"
#include "status_checks_1.h"
extern bool8 gCanAttackInDirection[NUM_DIRECTIONS];
extern s32 gPotentialAttackTargetWeights[NUM_DIRECTIONS];
extern u8 gPotentialAttackTargetDirections[NUM_DIRECTIONS];
extern struct DungeonEntity *gPotentialTargets[NUM_DIRECTIONS];
extern s32 WeightWeakTypePicker(struct DungeonEntity *user, struct DungeonEntity *target, u8 moveType);
s32 WeightMoveIfUsable(s32 numPotentialTargets, s32 targetingFlags, struct DungeonEntity *user, struct DungeonEntity *target, struct PokemonMove *move, bool32 hasStatusChecker)
{
s32 facingDir;
s32 targetingFlags2 = (s16) targetingFlags;
bool8 hasStatusChecker2 = hasStatusChecker;
struct DungeonEntityData *userData = user->entityData;
if ((user->posWorld.x == target->posWorld.x && user->posWorld.y == target->posWorld.y) ||
(targetingFlags2 & 0xF0) == TARGETING_FLAG_TARGET_ROOM ||
(targetingFlags2 & 0xF0) == TARGETING_FLAG_TARGET_FLOOR ||
(targetingFlags2 & 0xF0) == TARGETING_FLAG_TARGET_SELF)
{
facingDir = userData->action.facingDir;
}
else
{
facingDir = CalculateFacingDir(&user->posWorld, &target->posWorld);
}
if (!gCanAttackInDirection[facingDir] &&
CanUseStatusMove(targetingFlags2, user, target, move, hasStatusChecker2))
{
gCanAttackInDirection[facingDir] = TRUE;
do { gPotentialAttackTargetDirections[numPotentialTargets] = facingDir; } while (0);
gPotentialAttackTargetWeights[numPotentialTargets] = WeightMove(user, targetingFlags2, target, GetMoveTypeForPokemon(user, move));
gPotentialTargets[numPotentialTargets] = target;
numPotentialTargets++;
}
return numPotentialTargets;
}
bool8 CanUseStatusMove(s32 targetingFlags, struct DungeonEntity *user, struct DungeonEntity *target, struct PokemonMove *move, bool32 hasStatusChecker)
{
struct DungeonEntityData *targetData;
s32 targetingFlags2 = (s16) targetingFlags;
bool8 hasStatusChecker2 = hasStatusChecker;
bool8 hasTarget = FALSE;
u32 categoryTargetingFlags = targetingFlags2 & 0xF;
u32 *categoryTargetingFlags2 = &categoryTargetingFlags; // Fixes a regswap.
if (*categoryTargetingFlags2 == TARGETING_FLAG_TARGET_OTHER)
{
if (CanTarget(user, target, FALSE, TRUE) == TARGET_CAPABILITY_CAN_TARGET)
{
hasTarget = TRUE;
}
}
else if (categoryTargetingFlags == TARGETING_FLAG_HEAL_TEAM)
{
goto checkCanTarget;
}
else if (categoryTargetingFlags == TARGETING_FLAG_LONG_RANGE)
{
targetData = target->entityData;
goto checkThirdParty;
}
else if (categoryTargetingFlags == TARGETING_FLAG_ATTACK_ALL)
{
targetData = target->entityData;
if (user == target)
{
goto returnFalse;
}
checkThirdParty:
hasTarget = TRUE;
if (targetData->shopkeeperMode == SHOPKEEPER_FRIENDLY ||
targetData->clientType == CLIENT_TYPE_DONT_MOVE ||
targetData->clientType == CLIENT_TYPE_CLIENT)
{
returnFalse:
return FALSE;
}
}
else if (categoryTargetingFlags == TARGETING_FLAG_BOOST_TEAM)
{
if (user == target)
{
goto returnFalse;
}
checkCanTarget:
if (CanTarget(user, target, FALSE, TRUE) == TARGET_CAPABILITY_CANNOT_ATTACK)
{
hasTarget = TRUE;
}
}
else if ((u16) (categoryTargetingFlags - 3) <= 1) // categoryTargetingFlags == TARGETING_FLAG_ITEM
{
hasTarget = TRUE;
}
if (hasTarget)
{
if (hasStatusChecker2)
{
if (!CanUseOnTargetWithStatusChecker(user, target, move))
{
goto returnFalse;
}
if ((targetingFlags2 & 0xF00) == TARGETING_FLAG_SET_TRAP)
{
goto rollMoveUseChance;
}
else if ((targetingFlags2 & 0xF00) == TARGETING_FLAG_HEAL_HP)
{
if (!HasQuarterHPOrLess(target))
{
if (*categoryTargetingFlags2);
goto returnFalse;
}
}
else if ((targetingFlags2 & 0xF00) == TARGETING_FLAG_HEAL_STATUS)
{
if (!HasNegativeStatus(target))
{
if (*categoryTargetingFlags2); // Flips the conditional.
goto returnFalse;
}
}
else if ((targetingFlags2 & 0xF00) == TARGETING_FLAG_DREAM_EATER)
{
if (!IsSleeping(target))
{
if (*categoryTargetingFlags2); // Flips the conditional.
goto returnFalse;
}
}
else if ((targetingFlags2 & 0xF00) == TARGETING_FLAG_EXPOSE)
{
targetData = target->entityData;
if ((targetData->type1 != TYPE_GHOST && targetData->type2 != TYPE_GHOST) || targetData->exposedStatus)
{
if (*categoryTargetingFlags2); // Flips the conditional.
goto returnFalse;
}
}
else if ((targetingFlags2 & 0xF00) == TARGETING_FLAG_HEAL_ALL)
{
if (!HasNegativeStatus(target) && !HasQuarterHPOrLess(target))
{
if (*categoryTargetingFlags2); // Flips the conditional.
goto returnFalse;
}
}
}
else if ((targetingFlags2 & 0xF00) == TARGETING_FLAG_SET_TRAP)
{
s32 useChance;
rollMoveUseChance:
useChance = GetMoveAccuracy(move, ACCURACY_TYPE_USE_CHANCE);
if (DungeonRandomCapped(100) >= useChance)
{
goto returnFalse;
}
}
}
return hasTarget;
}
s32 WeightMove(struct DungeonEntity *user, s32 targetingFlags, struct DungeonEntity *target, u32 moveType)
{
#ifndef NONMATCHING
register struct DungeonEntityData *targetData asm("r4");
#else
struct DungeonEntityData *targetData;
#endif
s32 targetingFlags2 = (s16) targetingFlags;
u8 moveType2 = moveType;
u8 weight = 1;
struct DungeonEntityData *targetData2;
targetData2 = targetData = target->entityData;
if (!targetData->isEnemy || (targetingFlags2 & 0xF) != TARGETING_FLAG_TARGET_OTHER)
{
return 1;
}
else if (HasIQSkill(user, IQ_SKILL_EXP_GO_GETTER))
{
// BUG: expYieldRankings has lower values as the Pokémon's experience yield increases.
// This causes Exp. Go-Getter to prioritizes Pokémon worth less experience
// instead of Pokémon worth more experience.
weight = gDungeonGlobalData->expYieldRankings[targetData->entityID];
}
else if (HasIQSkill(user, IQ_SKILL_EFFICIENCY_EXPERT))
{
weight = -12 - targetData2->HP;
if (weight == 0)
{
weight = 1;
}
}
else if (HasIQSkill(user, IQ_SKILL_WEAK_TYPE_PICKER))
{
weight = WeightWeakTypePicker(user, target, moveType2) + 1;
}
return weight;
}
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