#include "global.h"
#include "starter_choose.h"
#include "data2.h"
#include "decompress.h"
#include "main.h"
#include "menu.h"
#include "palette.h"
#include "pokedex.h"
#include "constants/songs.h"
#include "sound.h"
#include "constants/species.h"
#include "sprite.h"
#include "string_util.h"
#include "strings.h"
#include "task.h"
#include "trig.h"
#include "scanline_effect.h"

extern u16 gSpecialVar_Result;
extern struct SpriteTemplate gCreatingSpriteTemplate;

//--------------------------------------------------
// Graphics Data
//--------------------------------------------------

const u16 gBirchBagGrassPal[2][16] =
{
    INCBIN_U16("graphics/misc/birch_bag.gbapal"),
    INCBIN_U16("graphics/misc/birch_grass.gbapal"),
};
static const u16 gBirchBallarrow_Pal[] = INCBIN_U16("graphics/misc/birch_ballarrow.gbapal");
static const u16 gBirchCircle_Pal[] = INCBIN_U16("graphics/misc/birch_circle.gbapal");
const u8 gBirchBagTilemap[] = INCBIN_U8("graphics/misc/birch_bag_map.bin.lz");
const u8 gBirchGrassTilemap[] = INCBIN_U8("graphics/misc/birch_grass_map.bin.lz");
const u8 gBirchHelpGfx[] = INCBIN_U8("graphics/misc/birch_help.4bpp.lz");
static const u8 gBirchBallarrow_Gfx[] = INCBIN_U8("graphics/misc/birch_ballarrow.4bpp.lz");
static const u8 gBirchCircle_Gfx[] = INCBIN_U8("graphics/misc/birch_circle.4bpp.lz");
static const u8 gStarterChoose_PokeballCoords[][2] =
{
    {60, 64},
    {120, 88},
    {180, 64},
};
static const u8 gStarterChoose_LabelCoords[][2] =
{
    {0, 9},
    {16, 10},
    {8, 4},
};
static const u16 sStarterMons[] = {SPECIES_TREECKO, SPECIES_TORCHIC, SPECIES_MUDKIP};
static const struct OamData gOamData_83F76CC =
{
    .y = 160,
    .affineMode = 0,
    .objMode = 0,
    .mosaic = 0,
    .bpp = 0,
    .shape = 0,
    .x = 0,
    .matrixNum = 0,
    .size = 2,
    .tileNum = 0,
    .priority = 1,
    .paletteNum = 0,
    .affineParam = 0,
};
static const struct OamData gOamData_83F76D4 =
{
    .y = 160,
    .affineMode = 0,
    .objMode = 0,
    .mosaic = 0,
    .bpp = 0,
    .shape = 0,
    .x = 0,
    .matrixNum = 0,
    .size = 2,
    .tileNum = 0,
    .priority = 1,
    .paletteNum = 0,
    .affineParam = 0,
};
static const struct OamData gOamData_83F76DC =
{
    .y = 160,
    .affineMode = 3,
    .objMode = 0,
    .mosaic = 0,
    .bpp = 0,
    .shape = 0,
    .x = 0,
    .matrixNum = 0,
    .size = 3,
    .tileNum = 0,
    .priority = 1,
    .paletteNum = 0,
    .affineParam = 0,
};
static const u8 gUnknown_083F76E4[][2] =
{
    {60, 32},
    {120, 56},
    {180, 32},
    {0, 0},
};
static const union AnimCmd gSpriteAnim_83F76EC[] =
{
    ANIMCMD_FRAME(48, 30),
    ANIMCMD_END,
};
static const union AnimCmd gSpriteAnim_83F76F4[] =
{
    ANIMCMD_FRAME(0, 30),
    ANIMCMD_END,
};
static const union AnimCmd gSpriteAnim_83F76FC[] =
{
    ANIMCMD_FRAME(16, 4),
    ANIMCMD_FRAME(0, 4),
    ANIMCMD_FRAME(32, 4),
    ANIMCMD_FRAME(0, 4),
    ANIMCMD_FRAME(16, 4),
    ANIMCMD_FRAME(0, 4),
    ANIMCMD_FRAME(32, 4),
    ANIMCMD_FRAME(0, 4),
    ANIMCMD_FRAME(0, 32),
    ANIMCMD_FRAME(16, 8),
    ANIMCMD_FRAME(0, 8),
    ANIMCMD_FRAME(32, 8),
    ANIMCMD_FRAME(0, 8),
    ANIMCMD_FRAME(16, 8),
    ANIMCMD_FRAME(0, 8),
    ANIMCMD_FRAME(32, 8),
    ANIMCMD_FRAME(0, 8),
    ANIMCMD_JUMP(0),
};
static const union AnimCmd gSpriteAnim_83F7744[] =
{
    ANIMCMD_FRAME(0, 8),
    ANIMCMD_END,
};
static const union AnimCmd *const gSpriteAnimTable_83F774C[] =
{
    gSpriteAnim_83F76EC,
};
static const union AnimCmd *const gSpriteAnimTable_83F7750[] =
{
    gSpriteAnim_83F76F4,
    gSpriteAnim_83F76FC,
};
static const union AnimCmd *const gSpriteAnimTable_83F7758[] =
{
    gSpriteAnim_83F7744,
};
static const union AffineAnimCmd gSpriteAffineAnim_83F775C[] =
{
    AFFINEANIMCMD_FRAME(16, 16, 0, 0),
    AFFINEANIMCMD_FRAME(16, 16, 0, 15),
    AFFINEANIMCMD_END,
};
static const union AffineAnimCmd gSpriteAffineAnim_83F7774[] =
{
    AFFINEANIMCMD_FRAME(20, 20, 0, 0),
    AFFINEANIMCMD_FRAME(20, 20, 0, 15),
    AFFINEANIMCMD_END,
};
static const union AffineAnimCmd *const gSpriteAffineAnimTable_83F778C[] =
{
    gSpriteAffineAnim_83F775C,
};
static const union AffineAnimCmd *const gSpriteAffineAnimTable_83F7790[] =
{
    gSpriteAffineAnim_83F7774,
};
static const struct CompressedSpriteSheet gUnknown_083F7794[] =
{
    {gBirchBallarrow_Gfx, 0x0800, 0x1000},
    {NULL},
};
static const struct CompressedSpriteSheet gUnknown_083F77A4[] =
{
    {gBirchCircle_Gfx, 0x0800, 0x1001},
    {NULL},
};
const struct SpritePalette gUnknown_083F77B4[] =
{
    {gBirchBallarrow_Pal, 0x1000},
    {gBirchCircle_Pal, 0x1001},
    {NULL},
};
static void sub_810A62C(struct Sprite *sprite);
static const struct SpriteTemplate gSpriteTemplate_83F77CC =
{
    .tileTag = 4096,
    .paletteTag = 4096,
    .oam = &gOamData_83F76CC,
    .anims = gSpriteAnimTable_83F774C,
    .images = NULL,
    .affineAnims = gDummySpriteAffineAnimTable,
    .callback = sub_810A62C,
};
static void sub_810A68C(struct Sprite *sprite);
static const struct SpriteTemplate gSpriteTemplate_83F77E4 =
{
    .tileTag = 4096,
    .paletteTag = 4096,
    .oam = &gOamData_83F76D4,
    .anims = gSpriteAnimTable_83F7750,
    .images = NULL,
    .affineAnims = gDummySpriteAffineAnimTable,
    .callback = sub_810A68C,
};
static void StarterPokemonSpriteAnimCallback(struct Sprite *sprite);
static const struct SpriteTemplate gSpriteTemplate_83F77FC =
{
    .tileTag = 4097,
    .paletteTag = 4097,
    .oam = &gOamData_83F76DC,
    .anims = gSpriteAnimTable_83F7758,
    .images = NULL,
    .affineAnims = gSpriteAffineAnimTable_83F7790,
    .callback = StarterPokemonSpriteAnimCallback,
};

static void MainCallback2(void);
static void Task_StarterChoose1(u8 taskId);
static void Task_StarterChoose2(u8 taskId);
static void Task_StarterChoose3(u8 taskId);
static void Task_StarterChoose4(u8 taskId);
static void Task_StarterChoose5(u8 taskId);
static void Task_StarterChoose6(u8 taskId);

static void CreateStarterPokemonLabel(u8, u8);
static u8 CreatePokemonFrontSprite(u16, u8, u8);

//Position of the sprite of the selected starter Pokemon
#define STARTER_PKMN_POS_X 120
#define STARTER_PKMN_POS_Y 64

//Retrieves one of the available starter Pokemon
u16 GetStarterPokemon(u16 n)
{
    if (n > 3)
        n = 0;
    return sStarterMons[n];
}

static void VblankCallback(void)
{
    LoadOam();
    ProcessSpriteCopyRequests();
    TransferPlttBuffer();
}

#define tStarterSelection data[0]
#define tPkmnSpriteId data[1]
#define tCircleSpriteId data[2]

void CB2_ChooseStarter(void)
{
    u16 savedIme;
    u8 taskId;
    u8 spriteId;

    SetVBlankCallback(NULL);

    REG_DISPCNT = 0;
    REG_BG3CNT = 0;
    REG_BG2CNT = 0;
    REG_BG1CNT = 0;
    REG_BG0CNT = 0;
    REG_BG3HOFS = 0;
    REG_BG3VOFS = 0;
    REG_BG2HOFS = 0;
    REG_BG2VOFS = 0;
    REG_BG1HOFS = 0;
    REG_BG1VOFS = 0;
    REG_BG0HOFS = 0;
    REG_BG0VOFS = 0;

    DmaFill16(3, 0, VRAM, VRAM_SIZE);
    DmaFill32(3, 0, OAM, OAM_SIZE);
    DmaFill16(3, 0, PLTT, PLTT_SIZE);

    LZ77UnCompVram(&gBirchHelpGfx, (void *)VRAM);
    LZ77UnCompVram(&gBirchBagTilemap, (void *)(VRAM + 0x3000));
    LZ77UnCompVram(&gBirchGrassTilemap, (void *)(VRAM + 0x3800));
    ScanlineEffect_Stop();
    ResetTasks();
    ResetSpriteData();
    ResetPaletteFade();
    FreeAllSpritePalettes();
    LoadPalette(gBirchBagGrassPal, 0, sizeof(gBirchBagGrassPal));
    LoadCompressedObjectPic(&gUnknown_083F7794[0]);
    LoadCompressedObjectPic(&gUnknown_083F77A4[0]);
    LoadSpritePalettes(gUnknown_083F77B4);
    Text_LoadWindowTemplate(&gWindowTemplate_81E6C3C);
    InitMenuWindow(&gMenuTextWindowTemplate);
    BeginNormalPaletteFade(0xFFFFFFFF, 0, 16, 0, RGB(0, 0, 0));

    savedIme = REG_IME;
    REG_IME = 0;
    REG_IE |= INTR_FLAG_VBLANK;
    REG_IME = savedIme;
    REG_DISPSTAT |= DISPSTAT_VBLANK_INTR;

    SetVBlankCallback(VblankCallback);
    SetMainCallback2(MainCallback2);

    REG_WININ = 0x3F;
    REG_WINOUT = 0x1F;
    REG_WIN0H = 0;
    REG_WIN0V = 0;
    REG_BLDCNT = 0xFE;
    REG_BLDALPHA = 0;
    REG_BLDY = 0x7;
    REG_BG3CNT = BGCNT_PRIORITY(3) | BGCNT_CHARBASE(0) | BGCNT_SCREENBASE(7)  | BGCNT_16COLOR | BGCNT_TXT256x256;
    REG_BG2CNT = BGCNT_PRIORITY(2) | BGCNT_CHARBASE(0) | BGCNT_SCREENBASE(6)  | BGCNT_16COLOR | BGCNT_TXT256x256;
    REG_BG0CNT = BGCNT_PRIORITY(0) | BGCNT_CHARBASE(2) | BGCNT_SCREENBASE(31) | BGCNT_16COLOR | BGCNT_TXT256x256;
    REG_DISPCNT = DISPCNT_MODE_0 | DISPCNT_OBJ_1D_MAP | DISPCNT_BG0_ON | DISPCNT_BG2_ON | DISPCNT_BG3_ON | DISPCNT_OBJ_ON | DISPCNT_WIN0_ON;

    taskId = CreateTask(Task_StarterChoose1, 0);
    gTasks[taskId].tStarterSelection = 1;

    //Create hand sprite
    spriteId = CreateSprite(&gSpriteTemplate_83F77CC, 120, 56, 2);
    gSprites[spriteId].data[0] = taskId;

    //Create three Pokeball sprites
    spriteId = CreateSprite(
      &gSpriteTemplate_83F77E4,
      gStarterChoose_PokeballCoords[0][0], gStarterChoose_PokeballCoords[0][1], 2);
    gSprites[spriteId].data[0] = taskId;
    gSprites[spriteId].data[1] = 0;
    spriteId = CreateSprite(
      &gSpriteTemplate_83F77E4,
      gStarterChoose_PokeballCoords[1][0], gStarterChoose_PokeballCoords[1][1], 2);
    gSprites[spriteId].data[0] = taskId;
    gSprites[spriteId].data[1] = 1;
    spriteId = CreateSprite(
      &gSpriteTemplate_83F77E4,
      gStarterChoose_PokeballCoords[2][0], gStarterChoose_PokeballCoords[2][1], 2);
    gSprites[spriteId].data[0] = taskId;
    gSprites[spriteId].data[1] = 2;
}

static void MainCallback2(void)
{
    RunTasks();
    AnimateSprites();
    BuildOamBuffer();
    UpdatePaletteFade();
}

static void Task_StarterChoose1(u8 taskId)
{
    CreateStarterPokemonLabel(0xFF, gTasks[taskId].tStarterSelection);
    Menu_DrawStdWindowFrame(2, 14, 27, 19);
    Menu_PrintText(gOtherText_BirchInTrouble, 3, 15);
    gTasks[taskId].func = Task_StarterChoose2;
}

static void Task_StarterChoose2(u8 taskId)
{
    u8 selection = gTasks[taskId].tStarterSelection;

    if (gMain.newKeys & A_BUTTON)
    {
        u8 spriteId;

        Menu_EraseWindowRect(
          gStarterChoose_LabelCoords[selection][0],
          gStarterChoose_LabelCoords[selection][1],
          gStarterChoose_LabelCoords[selection][0] + 13,
          gStarterChoose_LabelCoords[selection][1] + 3);

        REG_WIN0H = 0;
        REG_WIN0V = 0;

        //Create white circle background
        spriteId = CreateSprite(
          &gSpriteTemplate_83F77FC,
          gStarterChoose_PokeballCoords[selection][0],
          gStarterChoose_PokeballCoords[selection][1],
          1);
        gTasks[taskId].tCircleSpriteId = spriteId;

        //Create Pokemon sprite
        spriteId = CreatePokemonFrontSprite(
          GetStarterPokemon(gTasks[taskId].tStarterSelection),
          gStarterChoose_PokeballCoords[selection][0],
          gStarterChoose_PokeballCoords[selection][1]);
        gSprites[spriteId].affineAnims = gSpriteAffineAnimTable_83F778C;
        gSprites[spriteId].callback = StarterPokemonSpriteAnimCallback;
        gTasks[taskId].tPkmnSpriteId = spriteId;

        gTasks[taskId].func = Task_StarterChoose3;
    }
    else
    {
        if ((gMain.newKeys & DPAD_LEFT) && selection > 0)
        {
            gTasks[taskId].tStarterSelection--;
            CreateStarterPokemonLabel(selection, gTasks[taskId].tStarterSelection);
        }
        else if ((gMain.newKeys & DPAD_RIGHT) && selection < 2)
        {
            gTasks[taskId].tStarterSelection++;
            CreateStarterPokemonLabel(selection, gTasks[taskId].tStarterSelection);
        }
    }
}

static void Task_StarterChoose3(u8 taskId)
{
    if (gSprites[gTasks[taskId].tCircleSpriteId].affineAnimEnded &&
      gSprites[gTasks[taskId].tCircleSpriteId].x == STARTER_PKMN_POS_X &&
      gSprites[gTasks[taskId].tCircleSpriteId].y == STARTER_PKMN_POS_Y)
    {
        gTasks[taskId].func = Task_StarterChoose4;
    }
}

static void Task_StarterChoose4(u8 taskId)
{
    PlayCry1(GetStarterPokemon(gTasks[taskId].tStarterSelection), 0);
    Menu_DrawStdWindowFrame(2, 14, 27, 19);
    //"Do you choose this POKEMON?"
    Menu_PrintText(gOtherText_DoYouChoosePoke, 3, 15);
    DisplayYesNoMenu(21, 7, 1);
    gTasks[taskId].func = Task_StarterChoose5;
}

static void Task_StarterChoose5(u8 taskId)
{
    u8 spriteId;

    switch (Menu_ProcessInputNoWrap_())
    {
    case 0:  // YES
        //Return the starter choice and exit.
        gSpecialVar_Result = gTasks[taskId].tStarterSelection;
        SetMainCallback2(gMain.savedCallback);
        break;
    case 1:  // NO
    case -1: // B button
        PlaySE(SE_SELECT);
        Menu_EraseWindowRect(21, 7, 27, 12);

        spriteId = gTasks[taskId].tPkmnSpriteId;
        FreeSpritePaletteByTag(GetSpritePaletteTagByPaletteNum(gSprites[spriteId].oam.paletteNum));
        FreeOamMatrix(gSprites[spriteId].oam.matrixNum);
        DestroySprite(&gSprites[spriteId]);

        spriteId = gTasks[taskId].tCircleSpriteId;
        FreeOamMatrix(gSprites[spriteId].oam.matrixNum);
        DestroySprite(&gSprites[spriteId]);
        gTasks[taskId].func = Task_StarterChoose6;
        break;
    }
}

static void Task_StarterChoose6(u8 taskId)
{
    gTasks[taskId].func = Task_StarterChoose1;
}

void AddTextColorCtrlCode(u8 *string, u8 bgColor, u8 textColor, u8 shadowColor)
{
    *(string++) = EXT_CTRL_CODE_BEGIN;
    *(string++) = 4;
    *(string++) = textColor;
    *(string++) = bgColor;
    *(string++) = shadowColor;
}

#define SET_CHAR(str, index, c) \
{                               \
    u8 *p = str + index;        \
    *p = c;                     \
}


#if ENGLISH
static void CreateStarterPokemonLabel(u8 prevSelection, u8 selection)
{
    u8 labelText[72];
    const u8 *category;
    u8 srcIndex;
    u8 dstIndex;
    u16 species;

    u8 labelLeft;
    u8 labelRight;
    u8 labelTop;
    u8 labelBottom;

    if (prevSelection != 0xFF)
    {
        //Remove the old Pokemon label
        Menu_EraseWindowRect(
          gStarterChoose_LabelCoords[prevSelection][0],
          gStarterChoose_LabelCoords[prevSelection][1],
          gStarterChoose_LabelCoords[prevSelection][0] + 13,
          gStarterChoose_LabelCoords[prevSelection][1] + 3);
        REG_WIN0H = 0;
        REG_WIN0V = 0;
    }
    species = GetStarterPokemon(selection);
    category = GetPokemonCategory(SpeciesToNationalPokedexNum(species));
    AddTextColorCtrlCode(labelText, 0, 15, 8);
    dstIndex = 5;
    SET_CHAR(labelText, 5, EXT_CTRL_CODE_BEGIN);
    SET_CHAR(labelText, 6, 0x11);
    SET_CHAR(labelText, 7, dstIndex);

    //Copy category string to label
    dstIndex = 8;
    srcIndex = 0;
    while (category[srcIndex] != EOS && srcIndex <= 10)
    {
        labelText[dstIndex] = category[srcIndex];
        srcIndex++;
        dstIndex++;
    }
    labelText[dstIndex++] = CHAR_SPACE;

    //Copy POKEMON string to label
    StringCopy(labelText + dstIndex, gOtherText_Poke);
    Menu_PrintText(
      labelText,
      gStarterChoose_LabelCoords[selection][0],
      gStarterChoose_LabelCoords[selection][1]);
    AddTextColorCtrlCode(labelText, 0, 15, 8);

    //Copy Pokemon name to label
    AlignStringInMenuWindow(labelText + 5, gSpeciesNames[species], 0x6B, 1);
    Menu_PrintText(
      labelText,
      gStarterChoose_LabelCoords[selection][0],
      gStarterChoose_LabelCoords[selection][1] + 2);

    labelLeft = gStarterChoose_LabelCoords[selection][0] * 8 + 4;
    labelRight = (gStarterChoose_LabelCoords[selection][0] + 13) * 8 + 4;
    labelTop = gStarterChoose_LabelCoords[selection][1] * 8;
    labelBottom = (gStarterChoose_LabelCoords[selection][1] + 4) * 8;
    REG_WIN0H = WIN_RANGE(labelLeft, labelRight);
    REG_WIN0V = WIN_RANGE(labelTop, labelBottom);
}
#elif GERMAN
NAKED
static void CreateStarterPokemonLabel(u8 prevSelection, u8 selection)
{
    asm(".syntax unified\n\
    push {r4-r7,lr}\n\
    sub sp, 0x48\n\
    lsls r0, 24\n\
    lsrs r0, 24\n\
    lsls r1, 24\n\
    lsrs r5, r1, 24\n\
    cmp r0, 0xFF\n\
    beq _0810A872\n\
    ldr r1, _0810A960 @ =gStarterChoose_LabelCoords\n\
    lsls r2, r0, 1\n\
    adds r0, r2, r1\n\
    ldrb r0, [r0]\n\
    adds r1, 0x1\n\
    adds r2, r1\n\
    ldrb r1, [r2]\n\
    adds r2, r0, 0\n\
    adds r2, 0xD\n\
    lsls r2, 24\n\
    lsrs r2, 24\n\
    adds r3, r1, 0x3\n\
    lsls r3, 24\n\
    lsrs r3, 24\n\
    bl Menu_EraseWindowRect\n\
    ldr r0, _0810A964 @ =0x04000040\n\
    movs r1, 0\n\
    strh r1, [r0]\n\
    adds r0, 0x4\n\
    strh r1, [r0]\n\
_0810A872:\n\
    adds r0, r5, 0\n\
    bl GetStarterPokemon\n\
    lsls r0, 16\n\
    lsrs r6, r0, 16\n\
    adds r0, r6, 0\n\
    bl SpeciesToNationalPokedexNum\n\
    lsls r0, 16\n\
    lsrs r0, 16\n\
    bl GetPokemonCategory\n\
    adds r4, r0, 0\n\
    mov r0, sp\n\
    movs r1, 0\n\
    movs r2, 0xF\n\
    movs r3, 0x8\n\
    bl AddTextColorCtrlCode\n\
    movs r2, 0x8\n\
    movs r3, 0\n\
    ldrb r0, [r4]\n\
    lsls r5, 1\n\
    mov r7, sp\n\
    adds r7, 0x5\n\
    cmp r0, 0xFF\n\
    beq _0810A8CA\n\
_0810A8A8:\n\
    mov r0, sp\n\
    adds r1, r0, r2\n\
    adds r0, r4, r3\n\
    ldrb r0, [r0]\n\
    strb r0, [r1]\n\
    adds r0, r3, 0x1\n\
    lsls r0, 24\n\
    lsrs r3, r0, 24\n\
    adds r0, r2, 0x1\n\
    lsls r0, 24\n\
    lsrs r2, r0, 24\n\
    adds r0, r4, r3\n\
    ldrb r0, [r0]\n\
    cmp r0, 0xFF\n\
    beq _0810A8CA\n\
    cmp r3, 0xA\n\
    bls _0810A8A8\n\
_0810A8CA:\n\
    mov r0, sp\n\
    adds r1, r0, r2\n\
    movs r0, 0xFF\n\
    strb r0, [r1]\n\
    mov r1, sp\n\
    movs r0, 0xFC\n\
    strb r0, [r1, 0x5]\n\
    movs r0, 0x11\n\
    strb r0, [r1, 0x6]\n\
    mov r2, sp\n\
    lsls r1, r3, 1\n\
    adds r1, r3\n\
    lsls r1, 1\n\
    movs r0, 0x70\n\
    subs r0, r1\n\
    asrs r0, 1\n\
    strb r0, [r2, 0x7]\n\
    ldr r0, _0810A960 @ =gStarterChoose_LabelCoords\n\
    adds r1, r5, r0\n\
    ldrb r4, [r1]\n\
    adds r0, 0x1\n\
    adds r0, r5, r0\n\
    ldrb r5, [r0]\n\
    mov r0, sp\n\
    adds r1, r4, 0\n\
    adds r2, r5, 0\n\
    bl Menu_PrintText\n\
    mov r0, sp\n\
    movs r1, 0\n\
    movs r2, 0xF\n\
    movs r3, 0x8\n\
    bl AddTextColorCtrlCode\n\
    movs r0, 0xB\n\
    adds r1, r6, 0\n\
    muls r1, r0\n\
    ldr r0, _0810A968 @ =gSpeciesNames\n\
    adds r1, r0\n\
    adds r0, r7, 0\n\
    movs r2, 0x70\n\
    movs r3, 0x2\n\
    bl AlignStringInMenuWindow\n\
    adds r2, r5, 0x2\n\
    lsls r2, 24\n\
    lsrs r2, 24\n\
    mov r0, sp\n\
    adds r1, r4, 0\n\
    bl Menu_PrintText\n\
    lsls r0, r4, 3\n\
    adds r0, 0x4\n\
    lsls r0, 24\n\
    adds r4, 0xD\n\
    lsls r4, 3\n\
    adds r4, 0x4\n\
    lsls r4, 24\n\
    lsrs r4, 24\n\
    lsls r1, r5, 27\n\
    adds r5, 0x4\n\
    lsls r5, 27\n\
    lsrs r5, 24\n\
    ldr r2, _0810A964 @ =0x04000040\n\
    lsrs r0, 16\n\
    orrs r0, r4\n\
    strh r0, [r2]\n\
    ldr r0, _0810A96C @ =0x04000044\n\
    lsrs r1, 16\n\
    orrs r1, r5\n\
    strh r1, [r0]\n\
    add sp, 0x48\n\
    pop {r4-r7}\n\
    pop {r0}\n\
    bx r0\n\
    .align 2, 0\n\
_0810A960: .4byte gStarterChoose_LabelCoords\n\
_0810A964: .4byte 0x04000040\n\
_0810A968: .4byte gSpeciesNames\n\
_0810A96C: .4byte 0x04000044\n\
    .syntax divided\n");
}
#endif

static void nullsub_72(struct Sprite *sprite)
{
}

static u8 CreatePokemonFrontSprite(u16 species, u8 x, u8 y)
{
    u8 spriteId;

    DecompressPicFromTable_2(
      &gMonFrontPicTable[species],
      gMonFrontPicCoords[species].coords, gMonFrontPicCoords[species].y_offset,
      gMonSpriteGfx_Sprite_ptr[0], gMonSpriteGfx_Sprite_ptr[1],
      species);
    LoadCompressedObjectPalette(&gMonPaletteTable[species]);
    GetMonSpriteTemplate_803C56C(species, 1);
    spriteId = CreateSprite(&gCreatingSpriteTemplate, x, y, 0);
    gSprites[spriteId].callback = nullsub_72;
    gSprites[spriteId].oam.priority = 0;
    return spriteId;
}

//Sprite callback
static void sub_810A62C(struct Sprite *sprite)
{
    sprite->x = gUnknown_083F76E4[gTasks[sprite->data[0]].tStarterSelection][0];
    sprite->y = gUnknown_083F76E4[gTasks[sprite->data[0]].tStarterSelection][1];
    sprite->y2 = Sin(sprite->data[1], 8);
    sprite->data[1] = (u8)sprite->data[1] + 4;
}

//Sprite callback
static void sub_810A68C(struct Sprite *sprite)
{
    if (gTasks[sprite->data[0]].tStarterSelection == sprite->data[1])
        StartSpriteAnimIfDifferent(sprite, 1);
    else
        StartSpriteAnimIfDifferent(sprite, 0);
}

//Sprite callback
static void StarterPokemonSpriteAnimCallback(struct Sprite *sprite)
{
    //Move sprite to upper center of screen
    if (sprite->x > STARTER_PKMN_POS_X)
        sprite->x -= 4;
    if (sprite->x < STARTER_PKMN_POS_X)
        sprite->x += 4;
    if (sprite->y > STARTER_PKMN_POS_Y)
        sprite->y -= 2;
    if (sprite->y < STARTER_PKMN_POS_Y)
        sprite->y += 2;
}