113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
// SPDX-License-Identifier: GPL-3.0-only
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/*
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* Prism Launcher - Minecraft Launcher
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* Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
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* Copyright (c) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* This file incorporates work covered by the following copyright and
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* permission notice:
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*
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* Copyright 2013-2021 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <QHash>
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#include <QQueue>
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#include <QSet>
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#include <QUuid>
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#include <memory>
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#include "tasks/Task.h"
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class ConcurrentTask : public Task {
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Q_OBJECT
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public:
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using Ptr = shared_qobject_ptr<ConcurrentTask>;
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explicit ConcurrentTask(QObject* parent = nullptr, QString task_name = "", int max_concurrent = 6);
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~ConcurrentTask() override;
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// safe to call before starting the task
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void setMaxConcurrent(int max_concurrent) { m_total_max_size = max_concurrent; }
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bool canAbort() const override { return true; }
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inline auto isMultiStep() const -> bool override { return totalSize() > 1; }
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auto getStepProgress() const -> TaskStepProgressList override;
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void addTask(Task::Ptr task);
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public slots:
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bool abort() override;
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/** Resets the internal state of the task.
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* This allows the same task to be re-used.
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*/
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void clear();
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protected slots:
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void executeTask() override;
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virtual void startNext();
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void subTaskSucceeded(Task::Ptr);
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void subTaskFailed(Task::Ptr, const QString& msg);
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void subTaskStatus(Task::Ptr task, const QString& msg);
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void subTaskDetails(Task::Ptr task, const QString& msg);
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void subTaskProgress(Task::Ptr task, qint64 current, qint64 total);
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void subTaskStepProgress(Task::Ptr task, TaskStepProgress const& task_step_progress);
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protected:
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// NOTE: This is not thread-safe.
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[[nodiscard]] unsigned int totalSize() const { return static_cast<unsigned int>(m_queue.size() + m_doing.size() + m_done.size()); }
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enum class Operation { ADDED, REMOVED, CHANGED };
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void updateStepProgress(TaskStepProgress const& changed_progress, Operation);
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virtual void updateState();
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protected:
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QString m_name;
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QString m_step_status;
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QQueue<Task::Ptr> m_queue;
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QHash<Task*, Task::Ptr> m_doing;
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QHash<Task*, Task::Ptr> m_done;
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QHash<Task*, Task::Ptr> m_failed;
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QHash<Task*, Task::Ptr> m_succeeded;
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QHash<QUuid, std::shared_ptr<TaskStepProgress>> m_task_progress;
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int m_total_max_size;
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qint64 m_stepProgress = 0;
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qint64 m_stepTotalProgress = 100;
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bool m_aborted = false;
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};
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