#include "global.h"
#include "main.h"
#include "palette.h"
#include "gpu_regs.h"
#include "bg.h"
#include "rtc.h"
#include "clock.h"
#include "wallclock.h"
#include "event_data.h"
#include "graphics.h"
#include "text.h"
#include "window.h"
#include "text_window.h"
#include "menu.h"
#include "unknown_task.h"
#include "task.h"
#include "decompress.h"

// static types

// static declarations

// rodata

const u8 gUnknown_085B1F58[] = INCBIN_U8("graphics/wallclock/graphics_85b1f58.4bpp.lz");
const u16 gUnknown_085B21D4[] = INCBIN_U16("graphics/wallclock/palette_85b21d4.gbapal");
const struct WindowTemplate gUnknown_085B21DC[] = {
    { 0x00, 0x03, 0x11, 0x18, 0x02, 0x0e, 0x200 },
    { 0x02, 0x18, 0x10, 0x06, 0x02, 0x0c, 0x230 },
    DUMMY_WIN_TEMPLATE
};
const struct WindowTemplate gUnknown_085B21F4 = {
    0x00, 0x18, 0x09, 0x05, 0x04, 0x0e, 0x23c
};
const struct BgTemplate gUnknown_085B21FC[] = {
    {
        .bg = 0,
        .charBaseIndex = 2,
        .mapBaseIndex = 31,
        .priority = 0
    },
    {
        .bg = 2,
        .charBaseIndex = 1,
        .mapBaseIndex = 8,
        .priority = 1
    },
    {
        .bg = 3,
        .charBaseIndex = 0,
        .mapBaseIndex = 7,
        .priority = 2
    }
};
const struct CompressedSpriteSheet gUnknown_085B2208 = {
    gUnknown_085B1F58, 0x2000, 0x1000
};
const u32 filler_85B2210[2] = {};
const struct SpritePalette gUnknown_085B2218[] = {
    { gUnknown_08DCC01C, 0x1000 },
    { gUnknown_08DCC03C, 0x1001 },
    {}
};

// text

void sub_81347B4(void)
{
    LoadOam();
    ProcessSpriteCopyRequests();
    TransferPlttBuffer();
}

void LoadWallClockGraphics(void)
{
    SetVBlankCallback(NULL);
    SetGpuReg(REG_OFFSET_DISPCNT, 0x0000);
    SetGpuReg(REG_OFFSET_BG3CNT, 0x0000);
    SetGpuReg(REG_OFFSET_BG2CNT, 0x0000);
    SetGpuReg(REG_OFFSET_BG1CNT, 0x0000);
    SetGpuReg(REG_OFFSET_BG0CNT, 0x0000);
    ChangeBgX(0, 0, 0);
    ChangeBgY(0, 0, 0);
    ChangeBgX(1, 0, 0);
    ChangeBgY(1, 0, 0);
    ChangeBgX(2, 0, 0);
    ChangeBgY(2, 0, 0);
    ChangeBgX(3, 0, 0);
    ChangeBgY(3, 0, 0);
    DmaFillLarge16(3, 0, (void *)VRAM, VRAM_SIZE, 0x1000);
    DmaClear32(3, (void *)OAM, OAM_SIZE);
    DmaClear16(3, (void *)PLTT, PLTT_SIZE);
    LZ77UnCompVram(gUnknown_08DCC05C, (void *)VRAM);
    if (gSpecialVar_0x8004 == 0)
    {
        LoadPalette(gUnknown_08DCC01C, 0x00, 0x20);
    }
    else
    {
        LoadPalette(gUnknown_08DCC03C, 0x00, 0x20);
    }
    LoadPalette(GetOverworldTextboxPalettePtr(), 0xe0, 0x20);
    LoadPalette(gUnknown_085B21D4, 0xc0, 0x08);
    ResetBgsAndClearDma3BusyFlags(0);
    InitBgsFromTemplates(0, gUnknown_085B21FC, 3);
    InitWindows(gUnknown_085B21DC);
    DeactivateAllTextPrinters();
    sub_809882C(0, 0x250, 0xd0);
    clear_scheduled_bg_copies_to_vram();
    remove_some_task();
    ResetTasks();
    ResetSpriteData();
    ResetPaletteFade();
    FreeAllSpritePalettes();
    LoadCompressedObjectPic(&gUnknown_085B2208);
    LoadSpritePalettes(gUnknown_085B2218);
}