#ifndef GUARD_BATTLE_SETUP_H
#define GUARD_BATTLE_SETUP_H

/*
the layout of the first byte can be confusing here
isDoubleBattle is the least lsb. msb is in the mode.
*/
typedef union PACKED TrainerBattleParameter
{
    struct PACKED _TrainerBattleParameter
    {
        u8 isDoubleBattle:1;
        u8 isRematch:1;
        u8 playMusicA:1;
        u8 playMusicB:1;
        u8 mode:4;
        u8 objEventLocalIdA;
        u16 opponentA;
        u8 *introTextA;
        u8 *defeatTextA;
        u8 *battleScriptRetAddrA;
        u8 objEventLocalIdB;
        u16 opponentB;
        u8 *introTextB;
        u8 *defeatTextB;
        u8 *battleScriptRetAddrB;
        u8 *victoryText;
        u8 *cannotBattleText;
        u16 rivalBattleFlags;
    } params;
    u8 data[sizeof(struct _TrainerBattleParameter)];
} TrainerBattleParameter;

extern TrainerBattleParameter gTrainerBattleParameter;
extern u16 gPartnerTrainerId;

#define TRAINER_BATTLE_PARAM gTrainerBattleParameter.params

void StartWildBattle(void);
void StartDoubleWildBattle(void);
void StartRoamerBattle(void);
void StartOldManTutorialBattle(void);
void BattleSetup_StartScriptedWildBattle(void);
void BattleSetup_StartScriptedDoubleWildBattle(void);
void StartMarowakBattle(void);
void StartSouthernIslandBattle(void);
void StartLegendaryBattle(void);
void StartGroudonKyogreBattle(void);
void StartRegiBattle(void);
u8 BattleSetup_GetTerrainId(void);
u8 BattleSetup_GetBattleTowerBattleTransition(void);
void ResetTrainerOpponentIds(void);
const u8 *BattleSetup_ConfigureTrainerBattle(const u8 *data);
void ConfigureAndSetUpOneTrainerBattle(u8 trainerEventObjId, const u8 *trainerScript);
void ConfigureTwoTrainersBattle(u8 trainerObjEventId, const u8 *trainerScript);
void SetUpTwoTrainersBattle(void);
bool32 GetTrainerFlagFromScriptPointer(const u8 *data);
void SetUpTrainerMovement(void);
u8 GetTrainerBattleMode(void);
u16 GetRivalBattleFlags(void);
void SetBattledTrainerFlag(void);
bool8 HasTrainerBeenFought(u16 trainerId);
void SetTrainerFlag(u16 trainerId);
void ClearTrainerFlag(u16 trainerId);
void BattleSetup_StartTrainerBattle(void);
void StartRematchBattle(void);
void ShowTrainerIntroSpeech(void);
const u8 *BattleSetup_GetScriptAddrAfterBattle(void);
const u8 *BattleSetup_GetTrainerPostBattleScript(void);
void ShowTrainerCantBattleSpeech(void);
void PlayTrainerEncounterMusic(void);
const u8 *GetTrainerALoseText(void);
const u8 *GetTrainerBLoseText(void);
const u8 *GetTrainerWonSpeech(void);
void BattleSetup_StartTrainerBattle_Debug(void);
u8 GetWildBattleTransition(void);
u8 GetTrainerBattleTransition(void);
void TrainerBattleLoadArgs(const u8 *data);

#endif // GUARD_BATTLE_SETUP_H