#include "global.h"
#include "overworld.h"
#include "sprite.h"
#include "script.h"
#include "strings.h"
#include "task.h"
#include "scanline_effect.h"
#include "text.h"
#include "main.h"
#include "menu.h"
#include "field_fadetransition.h"
#include "palette.h"
#include "graphics.h"
#include "decompress.h"
#include "menu_helpers.h"
#include "battle.h"
#include "item_menu.h"
#include "item_use.h"
#include "item.h"
#include "constants/items.h"
#include "sound.h"
#include "constants/songs.h"
#include "safari_zone.h"
#include "event_data.h"
#include "pokeblock.h"
#include "ewram.h"

struct UnkPokeblockStruct
{
    u8 unk0;
    u8 unk1;
    u8 unk2;
    u8 unk3;
};

static EWRAM_DATA u8 gUnknown_02039244 = 0;
static EWRAM_DATA struct UnkPokeblockStruct gUnknown_02039248 = {0};
static EWRAM_DATA u8 gUnknown_0203924C = 0;

// function declarations

// gUnknown_083F7EF4
static void sub_810C508(u8);
static void sub_810C5C0(u8);
static void sub_810C748(u8);
static void sub_810C788(u8);
static void sub_810C854(u8);

// gUnknown_083F7F24
static void sub_810C610(u8);
static void sub_810C668(u8);

// sub_810B6C0
static bool8 sub_810B998(void);
static void sub_810BC98(void);
static void sub_810BD08(void);
static void sub_810BB0C(void);
static void sub_810BB30(void);
static void sub_810BC84(u8);

// sub_810B96C
static void sub_810BF7C(u8);

// sub_810BC84
static void sub_810BDAC(bool8);

// sub_810BF38
static void sub_810C8D4(struct Sprite *);

// sub_810BF7C
static void sub_810C0C8(u8);
static void sub_810C31C(u8);
static void sub_810C368(u8);

// sub_810C0C8
static void sub_810C1C8(u8, u8);
static void sub_810C23C(u8);

// sub_810C368
static void sub_810C40C(u8);

// sub_810C540
static void sub_810C5EC(u8);

// sub_810C610
static void sub_810C704(u8);

static const u8 *gUnknown_03000758;

// rodata

#define GFX_TAG_POKEBLOCK_CASE 14800

const s8 gPokeblockFlavorCompatibilityTable[] =
{
    // Cool, Beauty, Cute, Smart, Tough
          0,      0,    0,     0,     0, // Hardy
          1,      0,    0,     0,    -1, // Lonely
          1,      0,   -1,     0,     0, // Brave
          1,     -1,    0,     0,     0, // Adamant
          1,      0,    0,    -1,     0, // Naughty
         -1,      0,    0,     0,     1, // Bold
          0,      0,    0,     0,     0, // Docile
          0,      0,   -1,     0,     1, // Relaxed
          0,     -1,    0,     0,     1, // Impish
          0,      0,    0,    -1,     1, // Lax
         -1,      0,    1,     0,     0, // Timid
          0,      0,    1,     0,    -1, // Hasty
          0,      0,    0,     0,     0, // Serious
          0,     -1,    1,     0,     0, // Jolly
          0,      0,    1,    -1,     0, // Naive
         -1,      1,    0,     0,     0, // Modest
          0,      1,    0,     0,    -1, // Mild
          0,      1,   -1,     0,     0, // Quiet
          0,      0,    0,     0,     0, // Bashful
          0,      1,    0,    -1,     0, // Rash
         -1,      0,    0,     1,     0, // Calm
          0,      0,    0,     1,    -1, // Gentle
          0,      0,   -1,     1,     0, // Sassy
          0,     -1,    0,     1,     0, // Careful
          0,      0,    0,     0,     0  // Quirky
};

void (*const gUnknown_083F7EA8[])(void) =
{
    sub_80A5B40,
    CB2_ReturnToField,
    sub_802E424,
    CB2_ReturnToField
};

const u8 *const gPokeblockNames[] =
{
    NULL,
    ContestStatsText_RedPokeBlock,
    ContestStatsText_BluePokeBlock,
    ContestStatsText_PinkPokeBlock,
    ContestStatsText_GreenPokeBlock,
    ContestStatsText_YellowPokeBlock,
    ContestStatsText_PurplePokeBlock,
    ContestStatsText_IndigoPokeBlock,
    ContestStatsText_BrownPokeBlock,
    ContestStatsText_LiteBluePokeBlock,
    ContestStatsText_OlivePokeBlock,
    ContestStatsText_GrayPokeBlock,
    ContestStatsText_BlackPokeBlock,
    ContestStatsText_WhitePokeBlock,
    ContestStatsText_GoldPokeBlock
};

const struct MenuAction2 gUnknown_083F7EF4[] =
{
    {OtherText_Use,     sub_810C508},
    {OtherText_Toss,    sub_810C5C0},
    {gOtherText_CancelNoTerminator, sub_810C748},
    {OtherText_Use,     sub_810C788},
    {OtherText_Use,     sub_810C854},
};

const u8 gUnknown_083F7F1C[] = {0, 1, 2};
const u8 gUnknown_083F7F1F[] = {3, 2};
const u8 gUnknown_083F7F21[] = {4, 2};

const struct YesNoFuncTable gUnknown_083F7F24 = {sub_810C610, sub_810C668};

const u8 UnreferencedData_083F7F2C[] = {0x16, 0x17, 0x18, 0x21, 0x2f};

const struct OamData gOamData_83F7F34 =
{
    .size = 3,
    .priority = 2
};

const union AnimCmd gSpriteAnim_83F7F3C[] =
{
    ANIMCMD_FRAME(.imageValue = 0, .duration = 0),
    ANIMCMD_END
};

const union AnimCmd *const gSpriteAnimTable_83F7F44[] =
{
    gSpriteAnim_83F7F3C
};

const union AffineAnimCmd gSpriteAffineAnim_83F7F48[] =
{
    AFFINEANIMCMD_FRAME(0, 0, -2,  2),
    AFFINEANIMCMD_FRAME(0, 0,  2,  4),
    AFFINEANIMCMD_FRAME(0, 0, -2,  4),
    AFFINEANIMCMD_FRAME(0, 0,  2,  2),
    AFFINEANIMCMD_END
};

const union AffineAnimCmd *const gSpriteAffineAnimTable_83F7F70[] =
{
    gSpriteAffineAnim_83F7F48
};

const struct CompressedSpriteSheet gUnknown_083F7F74 =
{
    gMenuPokeblockDevice_Gfx,
    0x800,
    GFX_TAG_POKEBLOCK_CASE
};

const struct CompressedSpritePalette gUnknown_083F7F7C =
{
    gMenuPokeblockDevice_Pal,
    GFX_TAG_POKEBLOCK_CASE
};

const struct SpriteTemplate gSpriteTemplate_83F7F84 =
{
    GFX_TAG_POKEBLOCK_CASE,
    GFX_TAG_POKEBLOCK_CASE,
    &gOamData_83F7F34,
    gSpriteAnimTable_83F7F44,
    NULL,
    gDummySpriteAffineAnimTable,
    SpriteCallbackDummy
};

const struct Pokeblock gUnknown_083F7F9C[] =
{
    { PBLOCK_CLR_RED,      20,  0,  0,  0,  0, 20 },
    { PBLOCK_CLR_BLUE,      0, 20,  0,  0,  0, 20 },
    { PBLOCK_CLR_PINK,      0,  0, 20,  0,  0, 20 },
    { PBLOCK_CLR_GREEN,     0,  0,  0, 20,  0, 20 },
    { PBLOCK_CLR_YELLOW,    0,  0,  0,  0, 20, 20 },
#if DEBUG
    { PBLOCK_CLR_PURPLE,   20,  0, 20,  0,  0, 20 },
    { PBLOCK_CLR_INDIGO,    0, 20,  0, 20,  0, 20 },
    { PBLOCK_CLR_BROWN,     0,  0, 20,  0, 20, 20 },
	{ PBLOCK_CLR_LITEBLUE, 20,  0,  0, 20,  0, 20 },
    { PBLOCK_CLR_OLIVE,     0, 20,  0,  0, 20, 20 },
    { PBLOCK_CLR_GRAY,      0,  2,  0,  2,  2,  0 },
	{ PBLOCK_CLR_BLACK,     3,  3,  3,  4,  3,  0 },
    { PBLOCK_CLR_WHITE,     1,  1,  1,  1,  1,  1 },
    { PBLOCK_CLR_GOLD,     20,  0,  0,  0,  0, 20 },
	{ 0 },
#endif
};

// text

static void sub_810B674(void)
{
    AnimateSprites();
    BuildOamBuffer();
    RunTasks();
    UpdatePaletteFade();
}

static void sub_810B68C(void)
{
    LoadOam();
    ProcessSpriteCopyRequests();
    TransferPlttBuffer();
    DmaCopy16Defvars(3, gBGTilemapBuffers[2], (void *)(VRAM + 0x7800), sizeof gBGTilemapBuffers[2]);
}

static bool8 sub_810B6C0(void)
{
    u16 ime;
    switch (gMain.state)
    {
        case  0:
            ClearVideoCallbacks();
            sub_80F9368();
            REG_BG2CNT = BGCNT_SCREENBASE(15) | BGCNT_CHARBASE(2) | BGCNT_PRIORITY(2);
            REG_BLDCNT = 0;
            gMain.state++;
            break;
        case  1:
            ScanlineEffect_Stop();
            gMain.state++;
            break;
        case  2:
            ResetPaletteFade();
            gPaletteFade.bufferTransferDisabled = TRUE;
            gMain.state++;
            break;
        case  3:
            ResetSpriteData();
            gMain.state++;
            break;
        case  4:
            if (gUnknown_02039244 != 2)
            {
                ResetTasks();
            }
            gMain.state++;
            break;
        case  5:
            Text_LoadWindowTemplate(&gWindowTemplate_81E6E34);
            gMain.state++;
            break;
        case  6:
            Text_LoadWindowTemplate(&gWindowTemplate_81E6E50);
            gMain.state++;
            break;
        case  7:
            MultistepInitMenuWindowBegin(&gWindowTemplate_81E6E34);
            gMain.state++;
            break;
        case  8:
            if (MultistepInitMenuWindowContinue())
            {
                gMain.state++;
            }
            break;
        case  9:
            MultistepInitMenuWindowBegin(&gWindowTemplate_81E6E50);
            gMain.state++;
            break;
        case 10:
            if (MultistepInitMenuWindowContinue())
            {
                ePokeblockGfxState = 0;
                gMain.state++;
            }
            break;
        case 11:
            if (sub_810B998())
            {
                gMain.state++;
            }
            break;
        case 12:
            ClearVerticalScrollIndicatorPalettes();
            LoadScrollIndicatorPalette();
            CreateVerticalScrollIndicators(TOP_ARROW, 0xb0, 0x08);
            CreateVerticalScrollIndicators(BOTTOM_ARROW, 0xb0, 0x98);
            gMain.state++;
            break;
        case 13:
            ePokeblockCaseSpriteId = sub_810BA50(0x38, 0x40, 0);
            gMain.state++;
            break;
        case 14:
            sub_810BC98();
            sub_810BD08();
            gMain.state++;
            break;
        case 15:
            sub_810BB0C();
            sub_810BB30();
            sub_810BC84(gUnknown_02039248.unk1);
            gMain.state++;
            break;
        case 16:
            ime = REG_IME;
            REG_IME = 0;
            REG_IE |= INTR_FLAG_VBLANK;
            REG_IME = ime;
            REG_DISPSTAT |= DISPSTAT_VBLANK_INTR;
            SetVBlankCallback(sub_810B68C);
            REG_DISPCNT = DISPCNT_OBJ_ON | DISPCNT_BG2_ON | DISPCNT_BG1_ON | DISPCNT_BG0_ON | DISPCNT_OBJ_1D_MAP;
            gMain.state++;
            break;
        case 17:
            if (sub_8055870() != TRUE)
            {
                gMain.state++;
            }
            break;
        case 18:
            BeginNormalPaletteFade(0xFFFFFFFF, 0, 16, 0, RGB(0, 0, 0));
            gPaletteFade.bufferTransferDisabled = FALSE;
            SetMainCallback2(sub_810B674);
            return TRUE;
    }
    return FALSE;
}

void sub_810B96C(void)
{
    do {
        if (sub_810B6C0() == TRUE)
        {
            CreateTask(sub_810BF7C, 0);
            break;
        }
    } while (sub_80F9344() != TRUE);
}

static bool8 sub_810B998(void)
{
    switch (ePokeblockGfxState)
    {
        case 0:
            LZDecompressVram(gMenuPokeblock_Gfx, BG_CHAR_ADDR(2));
            ePokeblockGfxState++;
            break;
        case 1:
            LZDecompressWram(gMenuPokeblock_Tilemap, gBGTilemapBuffers[2]);
            ePokeblockGfxState++;
            break;
        case 2:
            LoadCompressedPalette(gMenuPokeblock_Pal, 0, 0xc0);
            ePokeblockGfxState++;
            break;
        case 3:
            LoadCompressedObjectPic(&gUnknown_083F7F74);
            ePokeblockGfxState++;
            break;
        case 4:
            LoadCompressedObjectPalette(&gUnknown_083F7F7C);
            ePokeblockGfxState = 0;
            return TRUE;
    }
    return FALSE;
}

u8 sub_810BA50(s16 x, s16 y, u8 subpriority)
{
    return CreateSprite(&gSpriteTemplate_83F7F84, x, y, subpriority);
}

void sub_810BA7C(u8 a0)
{
    gUnknown_02039244 = a0;
    switch (gUnknown_02039244)
    {
        default:
            gUnknown_03000758 = gUnknown_083F7F1C;
            gUnknown_0203924C = sizeof gUnknown_083F7F1C;
            break;
        case 2:
            gUnknown_03000758 = gUnknown_083F7F1F;
            gUnknown_0203924C = sizeof gUnknown_083F7F1F;
            break;
        case 3:
            gUnknown_03000758 = gUnknown_083F7F21;
            gUnknown_0203924C = sizeof gUnknown_083F7F21;
            break;
    }
}

void sub_810BADC(void)
{
    sub_810BA7C(2);
    SetMainCallback2(sub_810B96C);
}

void OpenPokeblockCaseOnFeeder(void)
{
    sub_810BA7C(3);
    SetMainCallback2(sub_810B96C);
}

#if DEBUG
void debug_sub_8120F98(void)
{
    u8 i;

    for (i = 0; i < 40 && gUnknown_083F7F9C[i].color != 0; i++)
        gSaveBlock1.pokeblocks[i] = gUnknown_083F7F9C[i];
}
#endif

static void sub_810BB0C(void)
{
    BasicInitMenuWindow(&gWindowTemplate_81E6E34);
    MenuPrint_Centered(ItemId_GetName(ITEM_POKEBLOCK_CASE), 2, 1, 0x48);
}

static void sub_810BB30(void)
{
    BasicInitMenuWindow(&gWindowTemplate_81E6E34);
    Menu_PrintText(gContestStatsText_Spicy,   2, 13);
    Menu_PrintText(gContestStatsText_Dry,     2, 15);
    Menu_PrintText(gContestStatsText_Sweet,   2, 17);
    Menu_PrintText(gContestStatsText_Bitter,  8, 13);
    Menu_PrintText(gContestStatsText_Sour,    8, 15);
}

static void sub_810BB88(u8 a0)
{
    u8 i;
    u8 y;
    u8 *buf;
    BasicInitMenuWindow(&gWindowTemplate_81E6E34);
    for (i = a0; i <= a0 + 8; i++)
    {
        y = (i - a0) << 1;
        if (i == gUnknown_02039248.unk2)
        {
            buf = AlignStringInMenuWindow(gStringVar1, gContestStatsText_StowCase, 0x78, 0);
            Menu_PrintText(gStringVar1, 15, y + 1);
            if (i != a0 + 8)
            {
                Menu_EraseWindowRect(15, y + 3, 29, 18);
            }
            break;
        }
        buf = AlignStringInMenuWindow(gStringVar1, gPokeblockNames[gSaveBlock1.pokeblocks[i].color], 0x5e, 0);
        buf[0] = EXT_CTRL_CODE_BEGIN;
        buf[1] = 0x14;
        buf[2] = 0x06;
        buf += 3;
        ConvertIntToDecimalStringN(buf, sub_810C9B0(&gSaveBlock1.pokeblocks[i]), STR_CONV_MODE_RIGHT_ALIGN, 3);
        Menu_PrintText(gStringVar1, 15, y + 1);
    }
}

static void sub_810BC84(u8 a0)
{
    sub_810BB88(a0);
    sub_810BDAC(FALSE);
}

static void sub_810BC98(void)
{
    u16 i, j;
    struct Pokeblock buf;
    for (i=0; i<39; i++)
    {
        for (j=i+1; j<40; j++)
        {
            if (gSaveBlock1.pokeblocks[i].color == 0)
            {
                buf = gSaveBlock1.pokeblocks[i];
                gSaveBlock1.pokeblocks[i] = gSaveBlock1.pokeblocks[j];
                gSaveBlock1.pokeblocks[j] = buf;
            }
        }
    }
}

static void sub_810BD08(void)
{
    u8 i;
    gUnknown_02039248.unk2 = 0;
    for (i=0; i<40; i++)
    {
        if (gSaveBlock1.pokeblocks[i].color != 0)
            gUnknown_02039248.unk2++;
    }
    if (gUnknown_02039248.unk2 < 8)
    {
        gUnknown_02039248.unk3 = gUnknown_02039248.unk2;
    }
    else
    {
        gUnknown_02039248.unk3 = 8;
    }
    if (gUnknown_02039248.unk1 + 8 > gUnknown_02039248.unk2 && gUnknown_02039248.unk1 != 0)
    {
        gUnknown_02039248.unk1--;
    }
}

static void sub_810BD64(u16 a0, u16 a1)
{
    u8 i;
    int y;
    for (i=0; i<14; i++)
    {
        gBGTilemapBuffers[2][(2 * gUnknown_02039248.unk0 + 1) * 32 + (y = i + 15)] = a0;
        gBGTilemapBuffers[2][(2 * gUnknown_02039248.unk0 + 2) * 32 + y] = a0;
    }
}

static void sub_810BDAC(bool8 flag)
{
    u8 i;
    u16 v0;
    if (!flag)
    {
        sub_810BD64(0x1005, 0x1014);
    }
    else
    {
        sub_810BD64(0x2005, 0x2014);
    }
    if (gUnknown_02039248.unk1)
    {
        SetVerticalScrollIndicators(TOP_ARROW, VISIBLE);
    }
    else
    {
        SetVerticalScrollIndicators(TOP_ARROW, INVISIBLE);
    }
    if (gUnknown_02039248.unk2 > gUnknown_02039248.unk3 && gUnknown_02039248.unk1 + gUnknown_02039248.unk3 != gUnknown_02039248.unk2)
    {
        SetVerticalScrollIndicators(BOTTOM_ARROW, VISIBLE);
    }
    else
    {
        SetVerticalScrollIndicators(BOTTOM_ARROW, INVISIBLE);
    }
    for (i=0; i<5; i++)
    {
        v0 = ((i % 3) << 6) + 0x1a1 + (i / 3) * 6;
        if (gUnknown_02039248.unk0 + gUnknown_02039248.unk1 != gUnknown_02039248.unk2)
        {
            if (GetPokeblockData(&gSaveBlock1.pokeblocks[gUnknown_02039248.unk0 + gUnknown_02039248.unk1], i + 1) > 0)
            {
                gBGTilemapBuffers[2][v0] = (i << 12) + 23;
                gBGTilemapBuffers[2][v0 + 32] = (i << 12) + 24;
            }
            else
            {
                gBGTilemapBuffers[2][v0] = 15;
                gBGTilemapBuffers[2][v0 + 32] = 15;
            }
        }
        else
        {
            gBGTilemapBuffers[2][v0] = 15;
            gBGTilemapBuffers[2][v0 + 32] = 15;
        }
    }
    BasicInitMenuWindow(&gWindowTemplate_81E6E34);
    if (gUnknown_02039248.unk0 + gUnknown_02039248.unk1 != gUnknown_02039248.unk2)
    {
        AlignInt1InMenuWindow(gStringVar1, sub_810C9E8(&gSaveBlock1.pokeblocks[gUnknown_02039248.unk0 + gUnknown_02039248.unk1]), 16, 1);
        Menu_PrintText(gStringVar1, 11, 17);
    }
    else
    {
        Menu_EraseWindowRect(11, 17, 12, 18);
    }
}

static void sub_810BF38(bool8 flag)
{
    PlaySE(SE_SELECT);
    gSprites[ePokeblockCaseSpriteId].callback = sub_810C8D4;
    sub_810BDAC(flag);
}

static void sub_810BF7C(u8 taskId)
{
    if (!gPaletteFade.active)
    {
        if (gMain.newAndRepeatedKeys & DPAD_UP)
        {
            if (gUnknown_02039248.unk0 != 0)
            {
                sub_810BD64(5, 20);
                gUnknown_02039248.unk0--;
                sub_810BF38(FALSE);
            }
            else if (gUnknown_02039248.unk1 != 0)
            {
                gUnknown_02039248.unk1--;
                sub_810BB88(gUnknown_02039248.unk1);
                sub_810BF38(FALSE);
            }
        }
        else if (gMain.newAndRepeatedKeys & DPAD_DOWN)
        {
            if (gUnknown_02039248.unk0 != gUnknown_02039248.unk3)
            {
                sub_810BD64(5, 20);
                gUnknown_02039248.unk0++;
                sub_810BF38(FALSE);
            }
            else if (gUnknown_02039248.unk1 + gUnknown_02039248.unk0 != gUnknown_02039248.unk2)
            {
                gUnknown_02039248.unk1++;
                sub_810BB88(gUnknown_02039248.unk1);
                sub_810BF38(FALSE);
            }
        }
        else if (gMain.newKeys & SELECT_BUTTON)
        {
            if (gUnknown_02039248.unk1 + gUnknown_02039248.unk0 != gUnknown_02039248.unk2)
            {
                PlaySE(SE_SELECT);
                sub_810BDAC(TRUE);
                gTasks[taskId].data[0] = gUnknown_02039248.unk1 + gUnknown_02039248.unk0;
                gTasks[taskId].func = sub_810C0C8;
            }
        }
        else if (gMain.newKeys & A_BUTTON)
        {
            PlaySE(SE_SELECT);
            if (gUnknown_02039248.unk1 + gUnknown_02039248.unk0 == gUnknown_02039248.unk2)
            {
                gSpecialVar_Result = 0xffff;
                sub_810C31C(taskId);
            }
            else
            {
                sub_810C368(taskId);
            }
        }
        else if (gMain.newKeys & B_BUTTON)
        {
            PlaySE(SE_SELECT);
            gSpecialVar_Result = 0xffff;
            sub_810C31C(taskId);
        }
    }
}

static void sub_810C0C8(u8 taskId)
{
    if (gMain.newAndRepeatedKeys & DPAD_UP)
    {
        if (gUnknown_02039248.unk0 != 0)
        {
            sub_810BD64(5, 20);
            gUnknown_02039248.unk0--;
            sub_810BF38(TRUE);
            sub_810C1C8(taskId, 1);
        }
        else if (gUnknown_02039248.unk1 != 0)
        {
            sub_810C1C8(taskId, 0);
            gUnknown_02039248.unk1--;
            sub_810BB88(gUnknown_02039248.unk1);
            sub_810BF38(TRUE);
            sub_810C1C8(taskId, 1);
        }
    }
    else if (gMain.newAndRepeatedKeys & DPAD_DOWN)
    {
        if (gUnknown_02039248.unk0 != gUnknown_02039248.unk3)
        {
            sub_810BD64(5, 20);
            gUnknown_02039248.unk0++;
            sub_810BF38(TRUE);
            sub_810C1C8(taskId, 1);
        }
        else if (gUnknown_02039248.unk1 + gUnknown_02039248.unk0 != gUnknown_02039248.unk2)
        {
            sub_810C1C8(taskId, 0);
            gUnknown_02039248.unk1++;
            sub_810BB88(gUnknown_02039248.unk1);
            sub_810BF38(TRUE);
            sub_810C1C8(taskId, 1);
        }
    }
    else if (gMain.newKeys & A_BUTTON || gMain.newKeys & SELECT_BUTTON)
    {
        PlaySE(SE_SELECT);
        sub_810C1C8(taskId, 0);
        sub_810C23C(taskId);
        gTasks[taskId].func = sub_810BF7C;
    }
    else if (gMain.newKeys & B_BUTTON)
    {
        PlaySE(SE_SELECT);
        sub_810C1C8(taskId, 0);
        sub_810BDAC(0);
        gTasks[taskId].func = sub_810BF7C;
    }
}

static void sub_810C1C8(u8 taskId, u8 flag)
{
    u8 i;
    u32 x;
    s16 y;
    u16 v0 = 0x1005;
    if (!flag)
    {
        v0 = 0x0005;
    }
    y = gTasks[taskId].data[0] - gUnknown_02039248.unk1;
    if ((u16)y <= 8 && y != gUnknown_02039248.unk0)
    {
        for (i=0; i<14; i++)
        {
            gBGTilemapBuffers[2][(2 * y + 1) * 32 + (x = i + 15)] = v0;
            gBGTilemapBuffers[2][(2 * y + 2) * 32 + x] = v0;
        }
    }
}

static void sub_810C23C(u8 taskId)
{
    struct Pokeblock buf;
    u8 selidx = gUnknown_02039248.unk1 + gUnknown_02039248.unk0;
    if (selidx == gUnknown_02039248.unk2)
    {
        sub_810BDAC(FALSE);
    }
    else
    {
        buf = gSaveBlock1.pokeblocks[selidx];
        gSaveBlock1.pokeblocks[selidx] = gSaveBlock1.pokeblocks[gTasks[taskId].data[0]];
        gSaveBlock1.pokeblocks[gTasks[taskId].data[0]] = buf;
        sub_810BB88(gUnknown_02039248.unk1);
        sub_810BDAC(FALSE);
    }
}

static void sub_810C2B0(void)
{
    DestroyVerticalScrollIndicator(TOP_ARROW);
    DestroyVerticalScrollIndicator(BOTTOM_ARROW);
    BuyMenuFreeMemory();
}

static void sub_810C2C8(u8 taskId)
{
    if (!gPaletteFade.active)
    {
        if (gUnknown_02039244 == 3)
        {
            gFieldCallback = sub_8080990;
        }
        sub_810C2B0();
        SetMainCallback2(gUnknown_083F7EA8[gUnknown_02039244]);
        DestroyTask(taskId);
    }
}

static void sub_810C31C(u8 taskId)
{
    BeginNormalPaletteFade(0xFFFFFFFF, 0, 0, 16, RGB(0, 0, 0));
    if (gUnknown_02039244 > 1)
    {
        gSpecialVar_ItemId = ITEM_NONE;
    }
    gTasks[taskId].func = sub_810C2C8;
}

static void sub_810C368(u8 taskId)
{
    int v0 = 0;
    if (gUnknown_02039244 > 1)
        v0 = 2;
    StopVerticalScrollIndicators(TOP_ARROW);
    StopVerticalScrollIndicators(BOTTOM_ARROW);
    BasicInitMenuWindow(&gWindowTemplate_81E6E50);
    Menu_DrawStdWindowFrame(7, v0 + 4, 13, 11);
    Menu_PrintItemsReordered(8, v0 + 5, gUnknown_0203924C, gUnknown_083F7EF4, gUnknown_03000758);
    InitMenu(0, 8, v0 + 5, gUnknown_0203924C, 0, 5);
    gSpecialVar_ItemId = gUnknown_02039248.unk0 + gUnknown_02039248.unk1;
    gTasks[taskId].func = sub_810C40C;
}

static void sub_810C40C(u8 taskId)
{
    if (gMain.newAndRepeatedKeys & DPAD_UP)
    {
        if (Menu_GetCursorPos())
        {
            PlaySE(SE_SELECT);
            Menu_MoveCursor(-1);
        }
    }
    else if (gMain.newAndRepeatedKeys & DPAD_DOWN)
    {
        if (Menu_GetCursorPos() != gUnknown_0203924C - 1)
        {
            PlaySE(SE_SELECT);
            Menu_MoveCursor(+1);
        }
    }
    else if (gMain.newKeys & A_BUTTON)
    {
        PlaySE(SE_SELECT);
        gUnknown_083F7EF4[gUnknown_03000758[Menu_GetCursorPos()]].func(taskId);
    }
    else if (gMain.newKeys & B_BUTTON)
    {
        PlaySE(SE_SELECT);
        sub_810C748(taskId);
    }
}

static void sub_810C4C4(u8 taskId)
{
    if (!gPaletteFade.active)
    {
        sub_810C2B0();
        sub_8136130(&gSaveBlock1.pokeblocks[gSpecialVar_ItemId], sub_810B96C);
        DestroyTask(taskId);
    }
}

static void sub_810C508(u8 taskId)
{
    BeginNormalPaletteFade(0xFFFFFFFF, 0, 0, 16, RGB(0, 0, 0));
    gTasks[taskId].func = sub_810C4C4;
}

static void sub_810C540(u8 taskId)
{
    BasicInitMenuWindow(&gWindowTemplate_81E6E50);
    Menu_DestroyCursor();
    Menu_EraseWindowRect(7, 4, 13, 11);
    StringCopy(gStringVar1, gPokeblockNames[gSaveBlock1.pokeblocks[gUnknown_02039248.unk0 + gUnknown_02039248.unk1].color]);
    StringExpandPlaceholders(gStringVar4, gContestStatsText_ThrowAwayPrompt);
    DisplayItemMessageOnField(taskId, gStringVar4, sub_810C5EC, 0);
}

static void sub_810C5C0(u8 taskId)
{
    SetVerticalScrollIndicators(BOTTOM_ARROW, INVISIBLE);
    gTasks[taskId].func = sub_810C540;
}

static void sub_810C5EC(u8 taskId)
{
    DisplayYesNoMenu(7, 6, 1);
    DoYesNoFuncWithChoice(taskId, &gUnknown_083F7F24);
}

static void sub_810C610(u8 taskId)
{
    Menu_EraseWindowRect(7, 6, 13, 11);
    PokeblockClearIfExists((gUnknown_02039248.unk0 + gUnknown_02039248.unk1));
    StringExpandPlaceholders(gStringVar4, gContestStatsText_WasThrownAway);
    DisplayItemMessageOnField(taskId, gStringVar4, sub_810C704, 0);
    sub_810BC98();
    sub_810BD08();
}

static void sub_810C668(u8 taskId)
{
    StartVerticalScrollIndicators(TOP_ARROW);
    StartVerticalScrollIndicators(BOTTOM_ARROW);
    if (gUnknown_02039248.unk2 > gUnknown_02039248.unk3 && gUnknown_02039248.unk1 + gUnknown_02039248.unk3 != gUnknown_02039248.unk2)
    {
        SetVerticalScrollIndicators(BOTTOM_ARROW, VISIBLE);
    }
    BasicInitMenuWindow(&gWindowTemplate_81E6E50);
    Menu_EraseWindowRect(7, 6, 13, 11);
    Menu_EraseWindowRect(0, 14, 29, 19);
    gTasks[taskId].func = sub_810BF7C;
}

static void sub_810C6DC(u8 taskId)
{
    if (gMain.newKeys & A_BUTTON || gMain.newKeys & B_BUTTON)
    {
        sub_810C668(taskId);
    }
}

static void sub_810C704(u8 taskId)
{
    BasicInitMenuWindow(&gWindowTemplate_81E6E34);
    sub_810BC84(gUnknown_02039248.unk1);
    SetVerticalScrollIndicators(BOTTOM_ARROW, INVISIBLE);
    gTasks[taskId].func = sub_810C6DC;
}

static void sub_810C748(u8 taskId)
{
    StartVerticalScrollIndicators(TOP_ARROW);
    StartVerticalScrollIndicators(BOTTOM_ARROW);
    Menu_DestroyCursor();
    Menu_EraseWindowRect(7, 4, 13, 11);
    gTasks[taskId].func = sub_810BF7C;
}

static void sub_810C788(u8 taskId)
{
    s16 v0 = PokeblockGetGain(GetNature(&gEnemyParty[0]), &gSaveBlock1.pokeblocks[gSpecialVar_ItemId]);
    StringCopy(gBattleTextBuff1, gPokeblockNames[gSaveBlock1.pokeblocks[gSpecialVar_ItemId].color]);
    PokeblockClearIfExists(gSpecialVar_ItemId);
    gSpecialVar_ItemId = gSaveBlock1.pokeblocks[gSpecialVar_ItemId].color << 8;
    if (v0 == 0)
    {
        gSpecialVar_ItemId += 1;
    }
    if (v0 > 0)
    {
        gSpecialVar_ItemId += 2;
    }
    if (v0 < 0)
    {
        gSpecialVar_ItemId += 3;
    }
    BeginNormalPaletteFade(0xFFFFFFFF, 0, 0, 16, RGB(0, 0, 0));
    gTasks[taskId].func = sub_810C2C8;
}

static void sub_810C854(u8 taskId)
{
    SafariZoneActivatePokeblockFeeder(gSpecialVar_ItemId);
    StringCopy(gStringVar1, gPokeblockNames[gSaveBlock1.pokeblocks[gSpecialVar_ItemId].color]);
    gSpecialVar_Result = gSpecialVar_ItemId;
    PokeblockClearIfExists(gSpecialVar_ItemId);
    BeginNormalPaletteFade(0xFFFFFFFF, 0, 0, 16, RGB(0, 0, 0));
    gTasks[taskId].func = sub_810C2C8;
}

static void sub_810C8D4(struct Sprite *sprite)
{
    if (sprite->data[0] > 1)
    {
        sprite->data[0] = 0;
    }
    switch (sprite->data[0])
    {
        case 0:
            sprite->oam.affineMode = 1;
            sprite->affineAnims = gSpriteAffineAnimTable_83F7F70;
            InitSpriteAffineAnim(sprite);
            sprite->data[0] = 1;
            sprite->data[1] = 0;
            break;
        case 1:
            if (++sprite->data[1] > 11)
            {
                sprite->oam.affineMode = 0;
                sprite->data[0] = 0;
                sprite->data[1] = 0;
                FreeOamMatrix(sprite->oam.matrixNum);
                sprite->callback = SpriteCallbackDummy;
            }
            break;
    }
}

static void ClearPokeblock(u8 pokeblockIdx)
{
    gSaveBlock1.pokeblocks[pokeblockIdx].color  = 0;
    gSaveBlock1.pokeblocks[pokeblockIdx].spicy  = 0;
    gSaveBlock1.pokeblocks[pokeblockIdx].dry    = 0;
    gSaveBlock1.pokeblocks[pokeblockIdx].sweet  = 0;
    gSaveBlock1.pokeblocks[pokeblockIdx].bitter = 0;
    gSaveBlock1.pokeblocks[pokeblockIdx].sour   = 0;
    gSaveBlock1.pokeblocks[pokeblockIdx].feel   = 0;
}

void ClearPokeblocks(void)
{
    u8 pokeblockIdx;
    for (pokeblockIdx=0; pokeblockIdx<ARRAY_COUNT(gSaveBlock1.pokeblocks); pokeblockIdx++)
    {
        ClearPokeblock(pokeblockIdx);
    }
}

u8 sub_810C9B0(struct Pokeblock *pokeblock)
{
    u8 contestStat;
    u8 maxRating;
    u8 rating = GetPokeblockData(pokeblock, 1);
    for (contestStat=1; contestStat<5; contestStat++)
    {
        maxRating = GetPokeblockData(pokeblock, contestStat + 1);
        if (rating < maxRating)
        {
            rating = maxRating;
        }
    }
    return rating;
}

u8 sub_810C9E8(struct Pokeblock *pokeblock)
{
    u8 feel = GetPokeblockData(pokeblock, 6);
    if (feel > 99)
        feel = 99;
    return feel;
}

s8 GetFirstFreePokeblockSlot(void)
{
    u8 i;
    for (i=0; i<ARRAY_COUNT(gSaveBlock1.pokeblocks); i++)
    {
        if (gSaveBlock1.pokeblocks[i].color == 0)
        {
            return i;
        }
    }
    return -1;
}

bool8 GivePokeblock(const struct Pokeblock *pokeblock)
{
    s8 idx = GetFirstFreePokeblockSlot();
    if (idx == -1)
    {
        return FALSE;
    }
    gSaveBlock1.pokeblocks[idx] = *pokeblock;
    return TRUE;
}

bool8 PokeblockClearIfExists(u8 pokeblockIdx)
{
    if (gSaveBlock1.pokeblocks[pokeblockIdx].color == 0)
    {
        return FALSE;
    }
    ClearPokeblock(pokeblockIdx);
    return TRUE;
}

s16 GetPokeblockData(const struct Pokeblock *pokeblock, u8 field)
{
    if (field == PBLOCK_COLOR)
        return pokeblock->color;
    if (field == PBLOCK_SPICY)
        return pokeblock->spicy;
    if (field == PBLOCK_DRY)
        return pokeblock->dry;
    if (field == PBLOCK_SWEET)
        return pokeblock->sweet;
    if (field == PBLOCK_BITTER)
        return pokeblock->bitter;
    if (field == PBLOCK_SOUR)
        return pokeblock->sour;
    if (field == PBLOCK_FEEL)
        return pokeblock->feel;
    return 0;
}

s16 PokeblockGetGain(u8 nature, const struct Pokeblock *pokeblock)
{
    u8 flavor;
    s16 curGain;
    s16 totalGain = 0;
    for (flavor=0; flavor<5; flavor++)
    {
        curGain = GetPokeblockData(pokeblock, flavor + 1);
        if (curGain > 0)
        {
            totalGain += curGain * gPokeblockFlavorCompatibilityTable[5 * nature + flavor];
        }
    }
    return totalGain;
}

void PokeblockCopyName(struct Pokeblock *pokeblock, u8 *dest)
{
    u8 color = GetPokeblockData(pokeblock, PBLOCK_COLOR);
    StringCopy(dest, gPokeblockNames[color]);
}

bool8 sub_810CB68(u8 nature, u8 *dest)
{
    u8 flavor;
    for (flavor=0; flavor<5; flavor++)
    {
        if (PokeblockGetGain(nature, &gUnknown_083F7F9C[flavor]) > 0)
        {
            StringCopy(dest, gPokeblockNames[flavor + 1]);
            return TRUE;
        }
    }
    return FALSE;
}