Decomped CanTarget()

1 files changed, 74 insertions, 0 deletions

diff --git a/src/dungeon_ai_1.c b/src/dungeon_ai_1.c
new file mode 100644
index 0000000..7d45909
--- /dev/null
+++ b/src/dungeon_ai_1.c
@@ -0,0 +1,74 @@
+#include "global.h"
+#include "dungeon_ai_1.h"
+
+#include "constants/status.h"
+#include "constants/targeting.h"
+
+extern bool8 CanSeeInvisible(struct DungeonEntity*);
+extern bool8 gTargetingData[3][2][2][2];
+
+u8 CanTarget(struct DungeonEntity *pokemon, struct DungeonEntity *targetPokemon, bool8 ignoreInvisible, bool8 checkPetrified)
+{
+    struct DungeonEntityData *pokemonData = pokemon->entityData;
+    struct DungeonEntityData *targetData = targetPokemon->entityData;
+    u8 targetingDecoy;
+    u8 pokemonTargetingDecoy;
+    bool8 pokemonIsEnemy;
+    bool8 targetIsEnemy;
+    bool8 targetIsDecoy;
+    if (pokemon == targetPokemon)
+    {
+        return TARGET_CAPABILITY_CANNOT_ATTACK;
+    }
+    if (pokemonData->shopkeeperMode == SHOPKEEPER_FRIENDLY ||
+        targetData->shopkeeperMode == SHOPKEEPER_FRIENDLY ||
+        pokemonData->clientType == CLIENT_TYPE_DONT_MOVE ||
+        targetData->clientType == CLIENT_TYPE_DONT_MOVE ||
+        pokemonData->clientType == CLIENT_TYPE_CLIENT ||
+        targetData->clientType == CLIENT_TYPE_CLIENT ||
+        (checkPetrified && !pokemonData->isEnemy && targetData->immobilizeStatus == IMMOBILIZE_STATUS_PETRIFIED) ||
+        (!ignoreInvisible && targetData->transformStatus == TRANSFORM_STATUS_INVISIBLE && !CanSeeInvisible(pokemon)))
+    {
+        return TARGET_CAPABILITY_CAN_ATTACK_NOT_TARGET;
+    }
+    pokemonTargetingDecoy = pokemonData->targetingDecoy;
+    targetingDecoy = TARGETING_DECOY_NONE;
+    if (pokemonTargetingDecoy != TARGETING_DECOY_NONE)
+    {
+        targetingDecoy = TARGETING_DECOY_WILD;
+        if (pokemonTargetingDecoy == TARGETING_DECOY_TEAM)
+        {
+            targetingDecoy = TARGETING_DECOY_TEAM;
+        }
+    }
+    if (pokemonData->shopkeeperMode != SHOPKEEPER_NONE)
+    {
+        pokemonIsEnemy = FALSE;
+        if (pokemonData->shopkeeperMode == SHOPKEEPER_AGGRESSIVE_TO_PLAYER)
+        {
+            pokemonIsEnemy = TRUE;
+        }
+    }
+    else
+    {
+        pokemonIsEnemy = pokemonData->isEnemy ? TRUE : FALSE;
+    }
+    if (targetData->shopkeeperMode != SHOPKEEPER_NONE)
+    {
+        targetIsEnemy = FALSE;
+        if (targetData->shopkeeperMode == SHOPKEEPER_AGGRESSIVE_TO_PLAYER)
+        {
+            targetIsEnemy = TRUE;
+        }
+    }
+    else
+    {
+        targetIsEnemy = targetData->isEnemy ? TRUE : FALSE;
+    }
+    targetIsDecoy = FALSE;
+    if (targetData->waitingStatus == WAITING_STATUS_DECOY)
+    {
+        targetIsDecoy = TRUE;
+    }
+    return gTargetingData[targetingDecoy][pokemonIsEnemy][targetIsEnemy][targetIsDecoy];
+}