// Copyright 1998-2014 Epic Games, Inc. All Rights Reserved.

/*=============================================================================
	AndroidTargetDevice.cpp: Implements the AndroidTargetDevice class.
=============================================================================*/


/* ITargetDevice interface
 *****************************************************************************/

inline bool FAndroidTargetDevice::Deploy( const FString& SourceFolder, FString& OutAppId )
{
	int32 ReturnCode = 0;
	//void* RunningProc = NULL;

	// run the packager to create and install the .apk
	// @todo android: install separately?
	FString RepackageCommand(FString(TEXT("AndroidPackager ")) + OutAppId + FString(TEXT(" AndroidARMv7 ")) + FString(TEXT("Debug")));
	FProcHandle RunningProc = FPlatformProcess::CreateProc(TEXT("../DotNet/Android/AndroidPackager"), *RepackageCommand, true, false, false, NULL, 0, TEXT("../DotNET/"), NULL);
	FPlatformProcess::WaitForProc(RunningProc);
	FPlatformProcess::GetProcReturnCode(RunningProc, &ReturnCode);
	RunningProc.Close();

	return 0 == ReturnCode;
}


inline int32 FAndroidTargetDevice::GetProcessSnapshot( TArray<FTargetDeviceProcessInfo>& OutProcessInfos ) 
{
	return 0;
}


inline bool FAndroidTargetDevice::Launch( const FString& AppId, EBuildConfigurations::Type BuildConfiguration, EBuildTargets::Type BuildTarget, const FString& Params, uint32* OutProcessId )
{
	// this isn't used, UAT handles it all
	return false;
}


inline bool FAndroidTargetDevice::Reboot( bool bReconnect )
{
	if (!ExecuteAdbCommand(TEXT("reboot"), NULL, NULL))
	{
		return false;
	}

	return true;
}

inline bool FAndroidTargetDevice::PowerOff( bool Force )
{
	if (!ExecuteAdbCommand(TEXT("reboot --poweroff"), NULL, NULL))
	{
		return false;
	}

	return true;
}


inline bool FAndroidTargetDevice::Run( const FString& ExecutablePath, const FString& Params, uint32* OutProcessId )
{
	// @todo android: how to run from this?
	return false;
}


inline bool FAndroidTargetDevice::SupportsFeature( ETargetDeviceFeatures::Type Feature ) const
{
	switch (Feature)
	{
	case ETargetDeviceFeatures::PowerOff:
		return true;

	case ETargetDeviceFeatures::PowerOn:
		return false;

	case ETargetDeviceFeatures::Reboot:
		return true;

	default:
		return false;
	}
}


inline bool FAndroidTargetDevice::SupportsSdkVersion( const FString& VersionString ) const
{
	return true;
}


inline bool FAndroidTargetDevice::TerminateProcess( const int32 ProcessId )
{
	return false;
}


inline void FAndroidTargetDevice::SetUserCredentials( const FString & UserName, const FString & UserPassword )
{
}


inline bool FAndroidTargetDevice::GetUserCredentials( FString & OutUserName, FString & OutUserPassword )
{
	return false;
}


/* FAndroidTargetDevice implementation
 *****************************************************************************/

inline bool FAndroidTargetDevice::ExecuteAdbCommand( const FString& CommandLine, FString* OutStdOut, FString* OutStdErr ) const
{
	// get the SDK binaries folder
	TCHAR AndroidDirectory[32768] = { 0 };

	FPlatformMisc::GetEnvironmentVariable(TEXT("ANDROID_HOME"), AndroidDirectory, 32768);
	if (AndroidDirectory[0] == 0)
	{
		return false;
	}

	FString Filename = FString::Printf(TEXT("%s\\platform-tools\\adb.exe"), AndroidDirectory);

	// execute the command
	int32 ReturnCode;
	FString DefaultError;

	// make sure there's a place for error output to go if the caller specified NULL
	if (!OutStdErr)
	{
		OutStdErr = &DefaultError;
	}

	FString CommandLineWithDevice;
	// the devices command should never include a specific device
	if (CommandLine == TEXT("devices"))
	{
		CommandLineWithDevice = CommandLine;
	}
	else
	{
		CommandLineWithDevice = FString::Printf(TEXT("-s %s %s"), *SerialNumber, *CommandLine);
	}

	FPlatformProcess::ExecProcess(*Filename, *CommandLineWithDevice, &ReturnCode, OutStdOut, OutStdErr);

	if (ReturnCode != 0)
	{
		FPlatformMisc::LowLevelOutputDebugStringf(TEXT("The Android SDK command '%s' failed to run. Return code: %d, Error: %s\n"), *CommandLineWithDevice, ReturnCode, **OutStdErr);

		return false;
	}

	return true;
}