#include "global.h"
#include "rom_8077ABC.h"
#include "trig.h"
#include "battle_anim.h"
#include "sound.h"

extern s16 gBattleAnimArgs[];
extern u8 gAnimBankAttacker;
extern u8 gAnimBankTarget;

static void sub_80CCCB4(struct Sprite* sprite);

// unused_2 (unknown effect with music notes.)
// possibly another unused effect. Unknown usage.

void unref_sub_80CCB6C(struct Sprite* sprite)
{
    if (sprite->data[2] > 1)
    {
        if (sprite->data[3] & 1)
        {
            sprite->invisible = 0;
            gSprites[sprite->data[0]].invisible = 0;
            gSprites[sprite->data[1]].invisible = 0;
        }
        else
        {
            sprite->invisible = 1;
            gSprites[sprite->data[0]].invisible = 1;
            gSprites[sprite->data[1]].invisible = 1;
        }

        sprite->data[2] = 0;
        sprite->data[3]++;
    }
    else
    {
        sprite->data[2]++;
    }

    if (sprite->data[3] == 10)
    {
        DestroySprite(&gSprites[sprite->data[0]]);
        DestroySprite(&gSprites[sprite->data[1]]);
        DestroyAnimSprite(sprite);
    }
}

void sub_80CCC50(struct Sprite* sprite)
{
    sprite->data[0] = gBattleAnimArgs[2];
    if (GetBankSide(gAnimBankAttacker) != 0)
        sprite->pos1.x -= gBattleAnimArgs[0];
    else
        sprite->pos1.x += gBattleAnimArgs[0];

    StartSpriteAnim(sprite, gBattleAnimArgs[5]);
    sprite->data[1] = -gBattleAnimArgs[3];
    sprite->pos1.y += gBattleAnimArgs[1];
    sprite->data[3] = gBattleAnimArgs[4];
    sprite->callback = sub_80CCCB4;
    sub_80CCCB4(sprite);
}

void sub_80CCCB4(struct Sprite* sprite)
{
    sprite->pos2.x = Cos(sprite->data[0], 100);
    sprite->pos2.y = Sin(sprite->data[0], 20);
    if (sprite->data[0] <= 0x7F)
        sprite->subpriority = 0;
    else
        sprite->subpriority = 14;

    sprite->data[0] = (sprite->data[0] + sprite->data[1]) & 0xFF;
    sprite->data[5] += 0x82;
    sprite->pos2.y += sprite->data[5] >> 8;
    sprite->data[2]++;
    if (sprite->data[2] == sprite->data[3])
        DestroyAnimSprite(sprite);
}