MultiMC5/launcher/BaseInstance.h
2021-10-21 00:47:53 +02:00

271 lines
7.3 KiB
C++

/* Copyright 2013-2021 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <cassert>
#include <QObject>
#include "QObjectPtr.h"
#include <QDateTime>
#include <QSet>
#include <QProcess>
#include "settings/SettingsObject.h"
#include "settings/INIFile.h"
#include "BaseVersionList.h"
#include "minecraft/auth/MinecraftAccount.h"
#include "MessageLevel.h"
#include "pathmatcher/IPathMatcher.h"
#include "net/Mode.h"
#include "minecraft/launch/MinecraftServerTarget.h"
class QDir;
class Task;
class LaunchTask;
class BaseInstance;
// pointer for lazy people
typedef std::shared_ptr<BaseInstance> InstancePtr;
/*!
* \brief Base class for instances.
* This class implements many functions that are common between instances and
* provides a standard interface for all instances.
*
* To create a new instance type, create a new class inheriting from this class
* and implement the pure virtual functions.
*/
class BaseInstance : public QObject, public std::enable_shared_from_this<BaseInstance>
{
Q_OBJECT
protected:
/// no-touchy!
BaseInstance(SettingsObjectPtr globalSettings, SettingsObjectPtr settings, const QString &rootDir);
public: /* types */
enum class Status
{
Present,
Gone // either nuked or invalidated
};
public:
/// virtual destructor to make sure the destruction is COMPLETE
virtual ~BaseInstance() {};
virtual void saveNow() = 0;
/***
* the instance has been invalidated - it is no longer tracked by the launcher for some reason,
* but it has not necessarily been deleted.
*
* Happens when the instance folder changes to some other location, or the instance is removed by external means.
*/
void invalidate();
/// The instance's ID. The ID SHALL be determined by LAUNCHER internally. The ID IS guaranteed to
/// be unique.
virtual QString id() const;
void setRunning(bool running);
bool isRunning() const;
int64_t totalTimePlayed() const;
int64_t lastTimePlayed() const;
void resetTimePlayed();
/// get the type of this instance
QString instanceType() const;
/// Path to the instance's root directory.
QString instanceRoot() const;
/// Path to the instance's game root directory.
virtual QString gameRoot() const
{
return instanceRoot();
}
QString name() const;
void setName(QString val);
/// Value used for instance window titles
QString windowTitle() const;
QString iconKey() const;
void setIconKey(QString val);
QString notes() const;
void setNotes(QString val);
QString getPreLaunchCommand();
QString getPostExitCommand();
QString getWrapperCommand();
/// guess log level from a line of game log
virtual MessageLevel::Enum guessLevel(const QString &line, MessageLevel::Enum level)
{
return level;
};
virtual QStringList extraArguments() const;
/// Traits. Normally inside the version, depends on instance implementation.
virtual QSet <QString> traits() const = 0;
/**
* Gets the time that the instance was last launched.
* Stored in milliseconds since epoch.
*/
qint64 lastLaunch() const;
/// Sets the last launched time to 'val' milliseconds since epoch
void setLastLaunch(qint64 val = QDateTime::currentMSecsSinceEpoch());
/*!
* \brief Gets this instance's settings object.
* This settings object stores instance-specific settings.
* \return A pointer to this instance's settings object.
*/
virtual SettingsObjectPtr settings() const;
/// returns a valid update task
virtual shared_qobject_ptr<Task> createUpdateTask(Net::Mode mode) = 0;
/// returns a valid launcher (task container)
virtual shared_qobject_ptr<LaunchTask> createLaunchTask(
AuthSessionPtr account, MinecraftServerTargetPtr serverToJoin) = 0;
/// returns the current launch task (if any)
shared_qobject_ptr<LaunchTask> getLaunchTask();
/*!
* Create envrironment variables for running the instance
*/
virtual QProcessEnvironment createEnvironment() = 0;
/*!
* Returns a matcher that can maps relative paths within the instance to whether they are 'log files'
*/
virtual IPathMatcher::Ptr getLogFileMatcher() = 0;
/*!
* Returns the root folder to use for looking up log files
*/
virtual QString getLogFileRoot() = 0;
virtual QString getStatusbarDescription() = 0;
/// FIXME: this really should be elsewhere...
virtual QString instanceConfigFolder() const = 0;
/// get variables this instance exports
virtual QMap<QString, QString> getVariables() const = 0;
virtual QString typeName() const = 0;
bool hasVersionBroken() const
{
return m_hasBrokenVersion;
}
void setVersionBroken(bool value)
{
if(m_hasBrokenVersion != value)
{
m_hasBrokenVersion = value;
emit propertiesChanged(this);
}
}
bool hasUpdateAvailable() const
{
return m_hasUpdate;
}
void setUpdateAvailable(bool value)
{
if(m_hasUpdate != value)
{
m_hasUpdate = value;
emit propertiesChanged(this);
}
}
bool hasCrashed() const
{
return m_crashed;
}
void setCrashed(bool value)
{
if(m_crashed != value)
{
m_crashed = value;
emit propertiesChanged(this);
}
}
virtual bool canLaunch() const;
virtual bool canEdit() const = 0;
virtual bool canExport() const = 0;
bool reloadSettings();
/**
* 'print' a verbose description of the instance into a QStringList
*/
virtual QStringList verboseDescription(AuthSessionPtr session, MinecraftServerTargetPtr serverToJoin) = 0;
Status currentStatus() const;
int getConsoleMaxLines() const;
bool shouldStopOnConsoleOverflow() const;
protected:
void changeStatus(Status newStatus);
signals:
/*!
* \brief Signal emitted when properties relevant to the instance view change
*/
void propertiesChanged(BaseInstance *inst);
void launchTaskChanged(shared_qobject_ptr<LaunchTask>);
void runningStatusChanged(bool running);
void statusChanged(Status from, Status to);
protected slots:
void iconUpdated(QString key);
protected: /* data */
QString m_rootDir;
SettingsObjectPtr m_settings;
// InstanceFlags m_flags;
bool m_isRunning = false;
shared_qobject_ptr<LaunchTask> m_launchProcess;
QDateTime m_timeStarted;
private: /* data */
Status m_status = Status::Present;
bool m_crashed = false;
bool m_hasUpdate = false;
bool m_hasBrokenVersion = false;
};
Q_DECLARE_METATYPE(shared_qobject_ptr<BaseInstance>)
//Q_DECLARE_METATYPE(BaseInstance::InstanceFlag)
//Q_DECLARE_OPERATORS_FOR_FLAGS(BaseInstance::InstanceFlags)