/*

* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  formatternative

*

*/

#include <memory>

#include <stringresourcereader.h>

#include <AknUtils.h>

#include "com_nokia_mj_impl_utils_Formatter.h"

#include "com_nokia_mj_impl_utils_ResourceLoader.h"

#include "javajniutils.h"

#include "s60commonutils.h"

#include "logger.h"

enum EDateTimeFormat

{

    DATE_LONG       = 1,

    DATE_SHORT      = 2,

    /*TIME_SHORT      = 3,

    TIME_LONG       = 4,

    DATETIME_SHORT  = 5,

    DATETIME_LONG   = 6*/

};

const TUint JavaUpperTimeFor1970 = 14474675;

const TUint JavaLowerTimeFor1970 = 254771200;

// const TInt KMaxDateTimeStringSize = 50;

const TInt KMaxDateFormatSize = 30;

const TInt KMaxNumberFormatSize = 40;

using namespace java::util;

JNIEXPORT jstring JNICALL Java_com_nokia_mj_impl_utils_Formatter__1formatInteger

(JNIEnv *aJni, jobject, jint aNumber)

{

    JELOG2(EUtils);

    TReal64 realNumber = aNumber;

    std::auto_ptr<HBufC> numberString(HBufC::New(KMaxNumberFormatSize));

    if (numberString.get() == 0)

    {

        return 0;

    }

    TPtr numberPtr = numberString->Des();

    TRealFormat numberFormat;

    TInt error = numberPtr.Num(realNumber, numberFormat);

    if (error < KErrNone)

    {

        WLOG2(EUtils,

              "Cannot format %d to current locale. Error: %d", aNumber, error);

    }

    return aJni->NewString(

               (const jchar*)numberPtr.Ptr(), numberPtr.Length());

}

JNIEXPORT jstring JNICALL Java_com_nokia_mj_impl_utils_Formatter__1formatDate

(JNIEnv * aJni, jobject, jlong timeInMillis)

{

    std::auto_ptr<HBufC> dateString(HBufC::New(KMaxDateFormatSize));

    if (dateString.get() == 0)

    {

        return 0;

    }

    TPtr datePtr(dateString->Des());

    TBuf<KMaxDateFormatSize> dateStringBuf;

    // Java Date object is calculated by millisecs from 1.1.1970 0:00:00 GMT

    // Need conversion for Symbian TTime

    TInt64 timeNum = *reinterpret_cast<TInt64*>(&timeInMillis);

    TInt64 timeBeginNum =

        MAKE_TINT64(JavaUpperTimeFor1970, JavaLowerTimeFor1970);

    TTime timeBegin(timeBeginNum);

    TTimeIntervalMicroSeconds delta(timeNum * 1000);

    TTime time = timeBegin + delta;

    _LIT(KTestFormat, "%/0%1%/1%2%/2%3%/3");

    TRAP_IGNORE(time.FormatL(dateStringBuf, KTestFormat));

    datePtr.Append(dateStringBuf);

    return aJni->NewString(

               (const jchar*)datePtr.Ptr(), datePtr.Length());

}

JNIEXPORT jint JNICALL Java_com_nokia_mj_impl_utils_ResourceLoader__1getLocaleId

(JNIEnv *, jobject)

{

    return (jint)User::Language();

}

JNIEXPORT jstring JNICALL Java_com_nokia_mj_impl_utils_Formatter__1formatDigits

  (JNIEnv * aEnv, jclass, jstring str)

{

    jstring ret = str;

    std::wstring wstr = JniUtils::jstringToWstring(aEnv, str);

    HBufC* buf = S60CommonUtils::wstringToDes(wstr.c_str());

    TPtr ptr(buf->Des());

    AknTextUtils::LanguageSpecificNumberConversion( ptr );

    ret = S60CommonUtils::NativeToJavaString(*aEnv, ptr);

    delete buf; buf = NULL;

    return ret;

}