/*

* 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:

*

*/

#include "tbatterycharging.h"

#include "musbdevicenotify.h"

#include <e32svr.h>

#include <e32base.h>

#include <e32std.h>

#include <f32file.h>

#include <barsc.h>

#include <barsread.h>

#include <bautils.h>

#include "UsbUtils.h"

#include"tbatterychargingdefinitions.h"

LOCAL_C void ConsoleMainL();

GLDEF_C TInt E32Main()

	{

	__UHEAP_MARK;

	CTrapCleanup* cleanup=CTrapCleanup::New(); // get clean-up stack

	TRAPD(error, ConsoleMainL() );

	__ASSERT_ALWAYS(!error,User::Panic(_L("UsbChargingTest"), error));

	delete cleanup; // destroy clean-up stack

	__UHEAP_MARKEND;

	return KErrNone;

	}

void ConsoleMainL()

	{

    CActiveScheduler* myScheduler = new(ELeave) CActiveScheduler;

    CleanupStack::PushL(myScheduler);

    CActiveScheduler::Install(myScheduler);	

	CDummyUsbDevice* device = CDummyUsbDevice::NewL();

	CleanupStack::PushL(device);

	device->DoTestsL();

	CActiveScheduler::Start();

	CleanupStack::PopAndDestroy(2, myScheduler);

	}

CDummyUsbDevice* CDummyUsbDevice::NewL()

/**

 * Constructs a CDummyUsbDevice object.

 *

 * @return	A new CDummyUsbDevice object

 */

	{

	CDummyUsbDevice* r = new (ELeave) CDummyUsbDevice();

	CleanupStack::PushL(r);

	r->ConstructL();

	CleanupStack::Pop();

	return r;

	}

CDummyUsbDevice::~CDummyUsbDevice()

/**

 * Destructor.

 */

	{

	// Cancel any outstanding asynchronous operation.

	Cancel();

	iTimer.Close();

	//delete iRepository;

	iExtensionPlugins.ResetAndDestroy();

	if(iEcom)

		iEcom->Close();

	REComSession::FinalClose();

	// Free any memory allocated to the list of observers. Note that

	// we don't want to call ResetAndDestroy, because we don't own

	// the observers themselves.

	iObservers.Reset();

	delete iText;

	iTest.Close();

	iProperty.Close();

	iPropertyWriteToRepositoryAck.Close();

	iPropertyReadChargingCurrentAck.Close();

	}

CDummyUsbDevice::CDummyUsbDevice()

	: CActive(EPriorityStandard), iTest(_L("Usb Charging Plugin Test")), iPtr(0,200), iLine(0,200)

/**

 * Constructor.

 */

	{

	CActiveScheduler::Add(this);

	}

void CDummyUsbDevice::ConstructL()

/**

 * Performs 2nd phase construction of the USB device.

 */

	{

	iEcom = &(REComSession::OpenL());

	InstantiateExtensionPluginsL();

	if (iExtensionPlugins.Count() != 1)

		{

		User::Panic(KUsbChargingTestPanic, EUsbChargingTestPanicIncorrectPlugin);

		}

	iPlugin = iExtensionPlugins[0];

	iDummyLdd.Initialise();

	User::LeaveIfError(iTimer.CreateLocal());

	DefinePropertyL(KBattChargWriteRepositoryUid, KBattChargWriteRepositoryKey,RProperty::EInt);

	DefinePropertyL(KBattChargReadPropertyCurrentUid,KBattChargReadCurrentChargingKey,RProperty::EInt);

	User::LeaveIfError(iPropertyWriteToRepositoryAck.Attach(TUid::Uid(KBattChargWriteRepositoryUid), KBattChargWriteRepositoryAckKey));

	User::LeaveIfError(iPropertyReadChargingCurrentAck.Attach(TUid::Uid(KBattChargReadPropertyCurrentUid), KBattChargReadCurrentChargingAckKey));

	User::LeaveIfError(StartPropertyBatteryCharging());

	}

void CDummyUsbDevice::DefinePropertyL(const TInt32 aCategory, TUint aKey,RProperty::TType eType)

	{

	_LIT_SECURITY_POLICY_PASS(KAlwaysPass);

	TInt err = iProperty.Define(TUid::Uid(aCategory),

									aKey,

									eType,

									KAlwaysPass,

									KAlwaysPass

									);

	if ( err != KErrAlreadyExists )

		{

		User::LeaveIfError(err);

		}

	}

void CDummyUsbDevice::InstantiateExtensionPluginsL()

	{

	const TUid KUidExtensionPluginInterface = TUid::Uid(KUsbmanExtensionPluginInterfaceUid);

	RImplInfoPtrArray implementations;

	const TEComResolverParams noResolverParams;

	REComSession::ListImplementationsL(KUidExtensionPluginInterface, noResolverParams, KRomOnlyResolverUid, implementations);

	CleanupResetAndDestroyPushL(implementations);

	for (TInt i=0; i<implementations.Count(); i++)

		{

		const TUid KTestPluginUid = {0x1020DEA8};

		if (implementations[i]->ImplementationUid() == KTestPluginUid)

			{

			CUsbmanExtensionPlugin* plugin = CUsbmanExtensionPlugin::NewL(implementations[i]->ImplementationUid(), *this);

			CleanupStack::PushL(plugin);

			// there will most likely be two plugins - the standard one, and the test one (which

			// is an extension of the standard one, to include the interface 

			// MUsbBatteryChargingTestPluginInterface2. So check, and only keep the test one:

			MUsbBatteryChargingTestPluginInterface2* pluginIf

				= reinterpret_cast<MUsbBatteryChargingTestPluginInterface2*>(

					plugin->GetInterface(KUidUsbBatteryChargingTestPluginInterface2));

			if (pluginIf)

				{

				iExtensionPlugins.AppendL(plugin); // transfer ownership to iExtensionPlugins

				CleanupStack::Pop(plugin);

				}

			else

				{ // destroy it - it's the standard plugin.

				CleanupStack::PopAndDestroy(plugin);

				iObservers.Remove(iObservers.Count() - 1);

				}

			}

		}

	CleanupStack::PopAndDestroy(&implementations);

	}

void CDummyUsbDevice::RegisterObserverL(MUsbDeviceNotify& aObserver)

/**

 * Register an observer of the device.

 * Presently, the device supports watching state.

 *

 * @param	aObserver	New Observer of the device

 */

	{

	User::LeaveIfError(iObservers.Append(&aObserver));

	}

void CDummyUsbDevice::DeRegisterObserver(MUsbDeviceNotify& aObserver)

/**

 * De-registers an existing device observer.

 *

 * @param	aObserver	The existing device observer to be de-registered

 */

	{

	TInt index = iObservers.Find(&aObserver);

	if (index >= 0)

		iObservers.Remove(index);

	}

void CDummyUsbDevice::RunL()

	{

	DoCheck();

	if (GetNextLine() < 0)

		{

		iTest.End();

		iTest.Getch();

		CActiveScheduler::Stop();

		}

	else

		{

		iLineNumber++;

		iTest.Next(_L(""));

		InterpretLine();

		DoCommand();

		DoAsyncOp();	

		}

	}

void CDummyUsbDevice::DoCancel()

	{

	iTimer.Cancel();

	}

TInt CDummyUsbDevice::RunError(TInt /*aError*/)

	{

	return KErrNone;

	}

RDevUsbcClient& CDummyUsbDevice::MuepoDoDevUsbcClient()

/**

 * Inherited from MUsbmanExtensionPluginObserver - Function used by plugins to

 * retrieve our handle to the LDD

 *

 * @return The LDD handle

 */

	{

	return iDummyLdd;

	}

void CDummyUsbDevice::MuepoDoRegisterStateObserverL(MUsbDeviceNotify& aObserver)

/**

 * Inherited from MUsbmanExtensionPluginObserver - Function used by plugins to

 * register themselves for notifications of device/service state changes.

 *

 * @param aObserver New Observer of the device

 */

	{

	RegisterObserverL(aObserver);

	}

void CDummyUsbDevice::UpdatePluginInfo()

	{

	// we can assume our plugin does support this interface....

	reinterpret_cast<MUsbBatteryChargingTestPluginInterface2*>(iPlugin->GetInterface(KUidUsbBatteryChargingTestPluginInterface2))->GetPluginInfo(iInfo);

	}

void CDummyUsbDevice::DoTestsL()

	{

	iTest.SetLogged(ETrue);

	iTest.Title();

	OpenFileL();

	TInt length = GetNextLine();

	if (length <= 0)

		{

		User::Panic(KUsbChargingTestPanic, EUsbChargingTestPanicBadInputData);

		}

	iLineNumber = 1;

	iTest.Start(_L("test"));

	InterpretLine();

	DoCommand();

	DoAsyncOp();

	}

void CDummyUsbDevice::InterpretLine()

	{

	TLex8 lex(iLine);

	lex.SkipCharacters();

	iCommand = GetCommand(iLine.Left(lex.Offset()));

	lex.SkipSpace();

	lex.Val(iCommandValue);

	lex.SkipSpace();

	TInt pos = lex.Offset();

	lex.SkipCharacters();

	iAsyncOp = GetAsyncOp(iLine.Mid(pos,lex.Offset()-pos));

	lex.SkipSpace();

	lex.Val(iAsyncOpValue);

	lex.SkipSpace();

	pos = lex.Offset();

	lex.SkipCharacters();

	iCheck = GetCheck(iLine.Mid(pos,lex.Offset()-pos));

	lex.SkipSpace();

	lex.Val(iCheckValue);

	}

void CDummyUsbDevice::OpenFileL()

	{

	RFs fs;

	User::LeaveIfError(fs.Connect());

	CleanupClosePushL(fs);

	TFindFile ff(fs);

	User::LeaveIfError(ff.FindByDir(_L("\\system\\data\\t_charging.txt"),KNullDesC));

	RFile file;

	TInt size;

	User::LeaveIfError(file.Open(fs,ff.File(),EFileStreamText|EFileRead|EFileShareReadersOnly));

	CleanupClosePushL(file);

	User::LeaveIfError(file.Size(size));

	iText = REINTERPRET_CAST(TText8*, User::AllocL(size));

	iPtr.Set(iText, size/sizeof(TText8), size/sizeof(TText8));

	TPtr8 dest(REINTERPRET_CAST(TUint8*,iText), 0, size);

	User::LeaveIfError(file.Read(dest)); 

	CleanupStack::PopAndDestroy(); // file

	CleanupStack::PopAndDestroy(); // fs

	}

TInt CDummyUsbDevice::GetNextLine()

	{

	if (newLineOffset < 0)

		{

		return newLineOffset;

		}

	if (newLineOffset == 0)

		{

		iFileOffset += 2;

		return GetNextLine();

		}

	iLine.Set(iPtr.MidTPtr(iFileOffset, newLineOffset));

	iFileOffset += (newLineOffset + 2);

	if (iLine.Find(_L8("//")) == 0) // i.e. line begins with "//"

		{

		return GetNextLine();

		}

	if (iLine.Find(_L8("**")) == 0) // line begins with **, so display it

		{

		TBuf<100> buf; // max length 100 for test messages

		buf.Copy(iLine);

		iTest.Printf(_L("\n%S\n\n"),&buf);

		return GetNextLine();

		};

	return newLineOffset;

	}

TInt CDummyUsbDevice::GetCommand(const TDesC8& aDes)

	{

	if (aDes.MatchF(_L8("none")) != KErrNotFound)

		return EUsbChargingTestCommandNone;

	if (aDes.MatchF(_L8("devicestate")) != KErrNotFound)

		return EUsbChargingTestCommandDeviceState;

	if (aDes.MatchF(_L8("usersetting")) != KErrNotFound)

		return EUsbChargingTestCommandUserSetting;

	User::Panic(KUsbChargingTestPanic, EUsbChargingTestPanicBadInputData);

	return -1;

	}

TInt CDummyUsbDevice::GetAsyncOp(const TDesC8& aDes)

	{

	if (aDes.MatchF(_L8("none")) != KErrNotFound)

		return EUsbChargingTestAsyncOpNone;

	if (aDes.MatchF(_L8("delay")) != KErrNotFound)

		return EUsbChargingTestAsyncOpDelay;

	User::Panic(KUsbChargingTestPanic, EUsbChargingTestPanicBadInputData);

	return -1;

	}

TInt CDummyUsbDevice::GetCheck(const TDesC8& aDes)

	{

	if (aDes.MatchF(_L8("none")) != KErrNotFound)

		return EUsbChargingTestCheckNone;

	if (aDes.MatchF(_L8("pluginstate")) != KErrNotFound)

		return EUsbChargingTestCheckPluginState;

	if (aDes.MatchF(_L8("milliamps")) != KErrNotFound)

		return EUsbChargingTestCheckMilliAmps;

	if (aDes.MatchF(_L8("charging")) != KErrNotFound)

		return EUsbChargingTestCheckCharging;

	User::Panic(KUsbChargingTestPanic, EUsbChargingTestPanicBadInputData);

	return -1;

	}

void CDummyUsbDevice::DoCommand()

	{

	switch (iCommand)

		{

		case EUsbChargingTestCommandNone:

			{

			// do nothing	

			}

			break;

		case EUsbChargingTestCommandDeviceState:

			{

			iObservers[0]->UsbDeviceStateChange(KErrNone, iDeviceState, TUsbDeviceState(iCommandValue));

			iDeviceState = TUsbDeviceState(iCommandValue);

			}

			break;

		case EUsbChargingTestCommandUserSetting:

			{

			TInt err = WriteToRepositoryProperty(iCommandValue);

			iTest(err == KErrNone);

			}

			break;

		default:

			User::Panic(KUsbChargingTestPanic, EUsbChargingTestPanicBadCommand);

		}

	}

void CDummyUsbDevice::DoAsyncOp()

	{

	switch (iAsyncOp)

		{

		case EUsbChargingTestAsyncOpNone:

			{

			SetActive();

			TRequestStatus* status = &iStatus;

			User::RequestComplete(status, KErrNone);

			}

			break;

		case EUsbChargingTestAsyncOpDelay:

			{

			iTimer.After(iStatus, TTimeIntervalMicroSeconds32(iAsyncOpValue));

			SetActive();

			}

			break;

		default:

			User::Panic(KUsbChargingTestPanic, EUsbChargingTestPanicBadAsyncOp);

		}

	}

void CDummyUsbDevice::DoCheck()

	{

	UpdatePluginInfo();

	switch (iCheck)

		{

		case EUsbChargingTestCheckNone:

			{

			// do nothing

			}

			break;

		case EUsbChargingTestCheckPluginState:

			{

			iTest(iInfo.iPluginState == iCheckValue);

			}

			break;

		case EUsbChargingTestCheckMilliAmps:

			{

			iTest(iInfo.iRequestedCurrentValue == iCheckValue);

			}

			break;

		case EUsbChargingTestCheckCharging:

			{

			TInt current;			

			TInt err = GetChargingCurrentFromProperty(current);

			iTest(err == KErrNone);

			iTest(current == iCheckValue);

			}

			break;

		default:

			User::Panic(KUsbChargingTestPanic, EUsbChargingTestPanicBadCheck);

		}

	}

TInt CDummyUsbDevice::GetChargingCurrentFromProperty(TInt &aCurrent)

	{

	TRequestStatus stat;

	iPropertyReadChargingCurrentAck.Subscribe(stat);

	TInt err = iProperty.Set(TUid::Uid(KBattChargReadPropertyCurrentUid),

								KBattChargReadCurrentChargingKey,

								1);

	ASSERT(!err);	

	User::WaitForRequest(stat);

	TBufC8<50> value;

	TPtr8 myPtr(value.Des());

	TInt error = iPropertyReadChargingCurrentAck.Get(myPtr);

	ASSERT(!error);

	TDataFromPropBattChargToTBatteryCharging received;

	TPckg<TDataFromPropBattChargToTBatteryCharging>tmp(received);

	tmp.Copy(value);

	aCurrent = received.iCurrent;

	return received.iError;

	}

TInt CDummyUsbDevice::WriteToRepositoryProperty(TInt iCommandValue)

	{

	TRequestStatus stat;

	iPropertyWriteToRepositoryAck.Subscribe(stat);

	TInt err = iProperty.Set(TUid::Uid(KBattChargWriteRepositoryUid),

									KBattChargWriteRepositoryKey,

									iCommandValue);

	ASSERT(!err);	

	User::WaitForRequest(stat);

	TInt value;

	err = iPropertyWriteToRepositoryAck.Get(value);