/*
 * Copyright 2013-2014, Ingo Weinhold, ingo_weinhold@gmx.de.
 * Distributed under the terms of the MIT License.
 */
#ifndef PACKAGE_MANAGER_H
#define PACKAGE_MANAGER_H


#include <map>
#include <set>

#include <package/Context.h>
#include <package/Job.h>

#include <package/DaemonClient.h>
#include <package/manager/PackageManager.h>


using BPackageKit::BCommitTransactionResult;
using BPackageKit::BContext;
using BPackageKit::BPackageInstallationLocation;
using BPackageKit::BRepositoryConfig;
using BPackageKit::BSolverPackage;
using BSupportKit::BJob;
using BSupportKit::BJobStateListener;

using BPackageKit::BPrivate::BDaemonClient;
using BPackageKit::BManager::BPrivate::BPackageManager;


class Package;
class ProblemWindow;
class ResultWindow;
class Root;
class Volume;


class PackageManager : public BPackageManager,
	private BPackageManager::InstallationInterface,
	private BPackageManager::UserInteractionHandler {
public:
								PackageManager(Root* root, Volume* volume);
								~PackageManager();

			void				HandleUserChanges();

private:
	// InstallationInterface
	virtual	void				InitInstalledRepository(
									InstalledRepository& repository);
	virtual	void				ResultComputed(InstalledRepository& repository);

	virtual	status_t			PrepareTransaction(Transaction& transaction);
	virtual	status_t			CommitTransaction(Transaction& transaction,
									BCommitTransactionResult& _result);

private:
	// UserInteractionHandler
	virtual	void				HandleProblems();
	virtual	void				ConfirmChanges(bool fromMostSpecific);

	virtual	void				Warn(status_t error, const char* format, ...);

	virtual	void				ProgressPackageDownloadStarted(
									const char* packageName);
	virtual	void				ProgressPackageDownloadActive(
									const char* packageName,
									float completionPercentage,
									off_t bytes, off_t totalBytes);
	virtual	void				ProgressPackageDownloadComplete(
									const char* packageName);
	virtual	void				ProgressPackageChecksumStarted(
									const char* title);
	virtual	void				ProgressPackageChecksumComplete(
									const char* title);

	virtual	void				ProgressStartApplyingChanges(
									InstalledRepository& repository);
	virtual	void				ProgressTransactionCommitted(
									InstalledRepository& repository,
									const BCommitTransactionResult& result);
	virtual	void				ProgressApplyingChangesDone(
									InstalledRepository& repository);

private:
	// BJobStateListener
	virtual	void				JobFailed(BSupportKit::BJob* job);
	virtual	void				JobAborted(BSupportKit::BJob* job);

private:
			typedef std::set<BSolverPackage*> SolverPackageSet;
			typedef std::map<Package*, BSolverPackage*> SolverPackageMap;

private:
			bool				_AddResults(InstalledRepository& repository,
									ResultWindow* window);

			BSolverPackage*		_SolverPackageFor(Package* package) const;

			void				_InitGui();

private:
			Root*				fRoot;
			Volume*				fVolume;
			SolverPackageMap	fSolverPackages;
			SolverPackageSet	fPackagesAddedByUser;
			SolverPackageSet	fPackagesRemovedByUser;
			ProblemWindow*		fProblemWindow;
};


#endif	// PACKAGE_MANAGER_H