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/*
Task.h
This file is part of Charm, a task-based time tracking application.
Copyright (C) 2007-2018 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
Author: Mirko Boehm <mirko.boehm@kdab.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TASK_H
#define TASK_H
#include <map>
#include <QList>
#include <QString>
#include <QtDebug>
#include <QMetaType>
#include <QDomElement>
#include <QDomDocument>
#include <QDateTime>
typedef int TaskId;
Q_DECLARE_METATYPE(TaskId)
class Task;
/** A task list is a list of tasks that belong together.
Example: All tasks for one user. */
typedef QList<Task> TaskList;
typedef QList<TaskId> TaskIdList;
/** A task is a category under which events are filed.
It has a unique identifier and a name. */
class Task
{
public:
Task();
/** Convenience constructor. */
Task(TaskId id, const QString &name, TaskId parent = 0, bool subscribed = false);
bool isValid() const;
bool operator ==(const Task &other) const;
bool operator !=(const Task &other) const
{
return !operator==(other);
}
TaskId id() const;
void setId(TaskId id);
QString name() const;
void setName(const QString &name);
TaskId parent() const;
void setParent(TaskId parent);
bool subscribed() const;
void setSubscribed(bool value);
QDateTime validFrom() const;
void setValidFrom(const QDateTime &);
QDateTime validUntil() const;
void setValidUntil(const QDateTime &);
bool isCurrentlyValid() const;
void setTrackable(bool trackable);
bool trackable() const;
QString comment() const;
void setComment(const QString &comment);
void dump() const;
static QString tagName();
static QString taskListTagName();
QDomElement toXml(QDomDocument) const;
static Task fromXml(const QDomElement &, int databaseSchemaVersion = 1);
static TaskList readTasksElement(const QDomElement &, int databaseSchemaVersion = 1);
static QDomElement makeTasksElement(QDomDocument, const TaskList &);
static bool checkForUniqueTaskIds(const TaskList &tasks);
static bool checkForTreeness(const TaskList &tasks);
static bool lowerTaskId(const Task &left, const Task &right);
private:
int m_id = 0;
int m_parent = 0;
QString m_name;
bool m_subscribed = false;
bool m_trackable = true;
/** The timestamp from which the task is valid. */
QDateTime m_validFrom;
/** The timestamp after which the task becomes invalid. */
QDateTime m_validUntil;
QString m_comment;
};
Q_DECLARE_METATYPE(TaskIdList)
Q_DECLARE_METATYPE(TaskList)
Q_DECLARE_METATYPE(Task)
void dumpTaskList(const TaskList &tasks);
#endif
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