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

/*=============================================================================
	AndroidTargetDevice.h: Declares the AndroidTargetDevice class.
=============================================================================*/

#pragma once


/**
 * Type definition for shared pointers to instances of FAndroidTargetDevice.
 */
typedef TSharedPtr<class FAndroidTargetDevice, ESPMode::ThreadSafe> FAndroidTargetDevicePtr;

/**
 * Type definition for shared references to instances of FAndroidTargetDevice.
 */
typedef TSharedRef<class FAndroidTargetDevice, ESPMode::ThreadSafe> FAndroidTargetDeviceRef;


/**
 * Implements a Android target device.
 */
class FAndroidTargetDevice : public ITargetDevice
{
public:

	/**
	 * Creates and initializes a new Android target device.
	 *
	 * @param InTargetPlatform - The target platform.
	 * @param InSerialNumber - The ADB serial number of the target device.
	 * @param InAndroidVariant - The variant of the Android platform, i.e. ATC, DXT or PVRTC.
	 */
	FAndroidTargetDevice(const ITargetPlatform& InTargetPlatform, const FString& InSerialNumber, const FString& InAndroidVariant)
		: AndroidVariant(InAndroidVariant)
		, bConnected(false)
		, bIsDeviceAuthorized(false)
		, AndroidSDKVersion(INDEX_NONE)
		, DeviceName(InSerialNumber)
		, Model(InSerialNumber)
		, SerialNumber(InSerialNumber)
		, TargetPlatform(InTargetPlatform)
	{ }

public:

	/**
	 * Sets the device's connection state.
	 *
	 * @param bInConnected - Whether the device is connected.
	 */
	void SetConnected(bool bInConnected)
	{
		bConnected = bInConnected;
	}

	/**
	 * Sets the device's authorization state.
	 *
	 * @param bInConnected - Whether the device is authorized for USB communications.
	 */
	void SetAuthorized(bool bInIsAuthorized)
	{
		bIsDeviceAuthorized = bInIsAuthorized;
	}

	/**
	 * Sets the device's OS/SDK versions.
	 *
	 * @param InSDKVersion - Android SDK version of the device.
	 * @param InReleaseVersion - Android Release (human-readable) version of the device.
	 */
	void SetVersions(int32 InSDKVersion, const FString& InReleaseVersion)
	{
		AndroidSDKVersion = InSDKVersion;
		AndroidVersionString = InReleaseVersion;
	}

	/**
	 * Sets the device name.
	 *
	 * @param InDeviceName - The device name to set.
	 */
	void SetDeviceName(const FString& InDeviceName)
	{
		DeviceName = InDeviceName;
	}

	/**
	 * Sets the device name.
	 *
	 * @param InDeviceName - The device name to set.
	 */
	void SetModel(const FString& InNodel)
	{
		Model = InNodel;
	}

public:

	// Begin ITargetDevice interface
	virtual bool Connect() override
	{
		return true;
	}

	virtual bool Deploy(const FString& SourceFolder, FString& OutAppId) override;

	virtual void Disconnect() override
	{
	}

	virtual ETargetDeviceTypes GetDeviceType() const override
	{
		//@TODO: How to distinguish between a Tablet and a Phone (or a TV microconsole, etc...), and is it important?
		return ETargetDeviceTypes::Tablet;
	}

	virtual FTargetDeviceId GetId() const override
	{
		return FTargetDeviceId(TargetPlatform.PlatformName(), SerialNumber);
	}

	virtual FString GetName() const override
	{
		if (AndroidVariant.IsEmpty())
		{
			//return DeviceName;
			return Model;			
		}

		//return FString::Printf(TEXT("%s (%s)"), *DeviceName, *AndroidVariant);
		return FString::Printf(TEXT("%s (%s)"), *Model, *AndroidVariant);
	}

	virtual FString GetOperatingSystemName() override;

	virtual int32 GetProcessSnapshot( TArray<FTargetDeviceProcessInfo>& OutProcessInfos ) override;

	virtual const class ITargetPlatform& GetTargetPlatform( ) const override
	{
		return TargetPlatform;
	}

	virtual bool IsConnected() override
	{
		return bConnected;
	}

	virtual bool IsDefault() const override
	{
		return true;
	}

	virtual bool PowerOff(bool Force) override;

	virtual bool PowerOn() override
	{
		return true;
	}

	virtual bool Launch(const FString& AppId, EBuildConfigurations::Type BuildConfiguration, EBuildTargets::Type BuildTarget, const FString& Params, uint32* OutProcessId);
	virtual bool Reboot(bool bReconnect = false) override;
	virtual bool Run(const FString& ExecutablePath, const FString& Params, uint32* OutProcessId) override;
	virtual bool SupportsFeature(ETargetDeviceFeatures Feature) const override;
	virtual bool SupportsSdkVersion(const FString& VersionString) const override;
	virtual bool TerminateProcess(const int32 ProcessId) override;
	virtual void SetUserCredentials(const FString& UserName, const FString& UserPassword) override;
	virtual bool GetUserCredentials(FString& OutUserName, FString& OutUserPassword) override;
	// End ITargetDevice interface

protected:

	/**
	 * Executes an SDK command with the specified command line on this device only using ADB.
	 *
	 * @param Params - The command line parameters.
	 * @param OutStdOut - Optional pointer to a string that will hold the command's output log.
	 * @param OutStdErr - Optional pointer to a string that will hold the error message, if any.
	 *
	 * @return true on success, false otherwise.
	 */
	bool ExecuteAdbCommand( const FString& Params, FString* OutStdOut, FString* OutStdErr ) const;

private:

	// The variant of the Android platform, i.e. ATC, DXT or PVRTC.
	FString AndroidVariant;

	// Holds a flag indicating whether the device is currently connected.
	bool bConnected;

	// Holds a flag indicating whether the device is USB comms authorized (if not, most other values aren't valid but we still want to show the device as detected but unready)
	bool bIsDeviceAuthorized;

	// Holds the Android SDK version
	int32 AndroidSDKVersion;

	// Holds the Android Release version string (e.g., "2.3" or "4.2.2")
	FString AndroidVersionString;

	// Holds the device name.
	FString DeviceName;

	// Holds the device model.
	FString Model;

	// Holds the serial number (from ADB devices) of this target device.
	FString SerialNumber;

	// Holds a reference to the device's target platform.
	const ITargetPlatform& TargetPlatform;
};


#include "AndroidTargetDevice.inl"