/*---------------------------------------------------------------------------*
  Project:  SystemUpdater
  File:     process_format.c

  Copyright 2008 Nintendo.  All rights reserved.

  These coded instructions, statements, and computer programs contain
  proprietary information of Nintendo of America Inc. and/or Nintendo
  Company Ltd., and are protected by Federal copyright law.  They may
  not be disclosed to third parties or copied or duplicated in any form,
  in whole or in part, without the prior written consent of Nintendo.

  $Date::            $
  $Rev$
  $Author$
 *---------------------------------------------------------------------------*/

#include <stdlib.h>	// atoi
#include <twl.h>
#include <twl/nam.h>
#include "font.h"
#include "graphics.h"
#include "keypad.h"
#include "debugger_hw_reset_control.h"
#include "debugger_card_rom.h"
#include "kami_global.h"
#include "kami_pxi.h"
#include "kami_font.h"

/*---------------------------------------------------------------------------*
    型定義
 *---------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------*
    グローバル変数定義
 *---------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------*
    内部定数定義
 *---------------------------------------------------------------------------*/
#define CORRECT_NAND_ARCHIVE_SIZE  0xcde0000

/*---------------------------------------------------------------------------*
    内部変数定義
 *---------------------------------------------------------------------------*/
static vu8 sIsFormatFinish;
static u8 sFormatResult;

/*---------------------------------------------------------------------------*
    内部関数定義
 *---------------------------------------------------------------------------*/
static void FormatCallback(KAMIResult result, void* arg);

/*---------------------------------------------------------------------------*
  Name:         ProcessFormat

  Description:  

  Arguments:    なし。

  Returns:      なし。
 *---------------------------------------------------------------------------*/
BOOL ProcessFormat(void)
{
	FSArchiveResource resource;

	// L & R & Start & Select ボタン押しで強制フォーマット
	if (!(kamiPadIsPress(PAD_BUTTON_L) && kamiPadIsPress(PAD_BUTTON_R) &&
		kamiPadIsPress(PAD_BUTTON_START) && kamiPadIsPress(PAD_BUTTON_SELECT)))
	{	
		// 既に最新フォーマットであればフォーマットしない	
		if (FS_GetArchiveResource("nand:/", &resource))
		{
			if (resource.totalSize == CORRECT_NAND_ARCHIVE_SIZE)
			{
				return TRUE;
			}
		}
	}

	OS_WaitVBlankIntr();
	NNS_G2dCharCanvasClearArea(&gCanvas,  TXT_COLOR_WHITE, 0,  30, 256, 100);
	OS_WaitVBlankIntr();
	NNS_G2dCharCanvasClearArea(&gCanvas2, TXT_COLOR_BLACK, 0, 130, 256,  62);
	OS_WaitVBlankIntr();

	NNS_G2dTextCanvasDrawText(&gTextCanvas, 74, 72,
		TXT_COLOR_WHITE_BASE, TXT_DRAWTEXT_FLAG_DEFAULT, (const char*)
		L"Now Format Nand.."
	);

	// フォーマット実行
	sIsFormatFinish = FALSE;
    ExeFormatAsync(FORMAT_MODE_QUICK, FormatCallback);

	while(1)
	{
		G3X_Reset();
		G3_Identity();
		G3_PolygonAttr(GX_LIGHTMASK_NONE, GX_POLYGONMODE_DECAL, GX_CULL_NONE, 0, 31, 0);
		G3_SwapBuffers(GX_SORTMODE_AUTO, GX_BUFFERMODE_W);
	    OS_WaitVBlankIntr();
		FadeInTick();

		if (sIsFormatFinish) break;
	}

	if (sFormatResult)
	{
		kamiFontPrintfConsole(FONT_COLOR_GREEN, "NAND Format Success.\n");
	}
	else
	{
		kamiFontPrintfConsole(FONT_COLOR_RED, "NAND Format Failure!\n");		
	}

	// フォーマット後はESに必要なファイルがなくなっているため
	// ES_InitLibを呼び出すことで作成しておく
	NAM_End( NULL, NULL );
	NAM_Init( OS_AllocFromMain, OS_FreeToMain );

	while (!FadeOutTick())
	{
		OS_WaitVBlankIntr();
	}

	return sFormatResult;
}


/*---------------------------------------------------------------------------*
  Name:         FormatCallback

  Description:  フォーマットコールバック

  Arguments:   

  Returns:      None.
 *---------------------------------------------------------------------------*/
static void FormatCallback(KAMIResult result, void* /*arg*/)
{
	if ( result == KAMI_RESULT_SUCCESS_TRUE )
	{
		sFormatResult = TRUE;
	}
	else
	{
		sFormatResult = FALSE;
	}

	sIsFormatFinish = TRUE;
}