battle 9 is decompiled

include/battle.h

@@ -477,7 +477,7 @@ struct BattleHistory
     struct UsedMoves usedMoves[BATTLE_BANKS_COUNT];
     u8 abilities[BATTLE_BANKS_COUNT];
     u8 itemEffects[BATTLE_BANKS_COUNT];
-    u16 TrainerItems[BATTLE_BANKS_COUNT];
+    u16 trainerItems[BATTLE_BANKS_COUNT];
     u8 itemsNo;
 };
 
@@ -633,8 +633,8 @@ struct BattleStruct
     void (*savedCallback)(void);
     u16 usedHeldItems[BATTLE_BANKS_COUNT];
     u8 field_C0[4];
-    u8 field_C4[2];
-    u8 field_C6[2];
+    u8 AI_itemType[2];
+    u8 AI_itemFlags[2];
     u16 choicedMove[BATTLE_BANKS_COUNT];
     u16 changedItems[BATTLE_BANKS_COUNT];
     u8 intimidateBank;

include/battle_ai_switch_items.h

@@ -1,6 +1,16 @@
 #ifndef GUARD_BATTLE_AI_SWITCH_ITEMS_H
 #define GUARD_BATTLE_AI_SWITCH_ITEMS_H
 
+enum
+{
+    AI_ITEM_FULL_RESTORE = 1,
+    AI_ITEM_HEAL_HP,
+    AI_ITEM_CURE_CONDITION,
+    AI_ITEM_X_STAT,
+    AI_ITEM_GUARD_SPECS,
+    AI_ITEM_NOT_RECOGNIZABLE
+};
+
 void AI_TrySwitchOrUseItem(void);
 u8 GetMostSuitableMonToSwitchInto(void);
 

include/pokemon.h

@@ -642,6 +642,7 @@ void UpdatePartyPokerusTime(u16 days);
 void PartySpreadPokerus(struct Pokemon *party);
 s8 GetMonFlavourRelation(struct Pokemon *mon, u8 a2);
 s8 GetFlavourRelationByPersonality(u32 personality, u8 a2);
+u8 GetItemEffectParamOffset(u16 itemId, u8 effectByte, u8 effectBit);
 
 #include "sprite.h"
 

include/pokemon_item_effects.h

@@ -3,6 +3,60 @@
 
 #include "pokemon.h"
 
+// TODO once pokemon item effects is decompiled
+/*
+struct PokemonItemEffect
+{
+    //field 0
+    u8 xAtk : 4; // x1, x2, x4, x8 = xF
+    u8 field_0_x10 : 1; // x10
+    u8 critRatioUp : 1; // x20
+    u8 field_0_x40 : 1; // x40
+    u8 cureInfatuation : 1; // x80
+
+    /*field 1
+    u8 xSpeed : 4; // x1, x2, x4, x8 = xF
+    u8 xDefense : 4; // x10, x20, x40, xF0
+
+    /*field 2
+    u8 xSpAtk : 4; // x1, x2, x4, x8 = xF
+    u8 xAccuracy : 4; // x10, x20, x40, xF0
+
+    /*field 3
+    u8 cureConfusion : 1; // x1
+    u8 cureParalysis : 1; // x2
+    u8 cureFreeze : 1; // x4
+    u8 cureBurn : 1; // x8
+    u8 curePoison : 1; // x10
+    u8 cureSleep : 1; // x20
+    u8 field_3_x40 : 1; // x40
+    u8 cantLowerStats : 1; // x80
+
+    /*field 4
+    u8 hpEv : 1; // x1
+    u8 attackEv : 1; // x2
+    u8 healHp : 1; // x4
+    u8 field_4_x8 : 1; // x8
+    u8 field_4_x10 : 1; // x10
+    u8 ppUp : 1; // x20
+    u8 levelUp : 1; // x40
+    u8 evolutionStone : 1; // x80
+
+    /*field 5
+    u8 defEv:  1; // x1
+    u8 speedEv : 1; // x2
+    u8 spDefEv : 1; // x4
+    u8 spAtkEv : 1; // x8
+    u8 ppMax : 1; // x10
+    u8 field_5_x20 : 1; // x20
+    u8 field_5_x40 : 1; // x40
+    u8 field_5_x80 : 1; // x80
+
+    /*field 6
+    u8 value;
+};
+*/
+
 bool8 ExecuteTableBasedItemEffect(struct Pokemon *mon, u16 itemId, u8 partyId, u8 monMoveIndex, u8 a5);
 
 #endif // GUARD_POKEMON_ITEM_EFFECTS