pollymc/launcher/minecraft/mod/ModFolderModel.cpp
Sefa Eyeoglu a24d589845
fix: ensure all resource folders exist
Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>
2022-09-20 10:39:05 +02:00

284 lines
7.5 KiB
C++

// SPDX-License-Identifier: GPL-3.0-only
/*
* PolyMC - Minecraft Launcher
* Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
* Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
*
* 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, version 3.
*
* 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 <https://www.gnu.org/licenses/>.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* 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.
*/
#include "ModFolderModel.h"
#include <FileSystem.h>
#include <QDebug>
#include <QFileSystemWatcher>
#include <QMimeData>
#include <QString>
#include <QThreadPool>
#include <QUrl>
#include <QUuid>
#include <algorithm>
#include "minecraft/mod/tasks/LocalModParseTask.h"
#include "minecraft/mod/tasks/ModFolderLoadTask.h"
ModFolderModel::ModFolderModel(const QString &dir, bool is_indexed) : ResourceFolderModel(QDir(dir)), m_is_indexed(is_indexed)
{
m_column_sort_keys = { SortType::ENABLED, SortType::NAME, SortType::VERSION, SortType::DATE };
}
QVariant ModFolderModel::data(const QModelIndex &index, int role) const
{
if (!validateIndex(index))
return {};
int row = index.row();
int column = index.column();
switch (role)
{
case Qt::DisplayRole:
switch (column)
{
case NameColumn:
return m_resources[row]->name();
case VersionColumn: {
switch(m_resources[row]->type()) {
case ResourceType::FOLDER:
return tr("Folder");
case ResourceType::SINGLEFILE:
return tr("File");
default:
break;
}
return at(row)->version();
}
case DateColumn:
return m_resources[row]->dateTimeChanged();
default:
return QVariant();
}
case Qt::ToolTipRole:
return m_resources[row]->internal_id();
case Qt::CheckStateRole:
switch (column)
{
case ActiveColumn:
return at(row)->enabled() ? Qt::Checked : Qt::Unchecked;
default:
return QVariant();
}
default:
return QVariant();
}
}
QVariant ModFolderModel::headerData(int section, Qt::Orientation orientation, int role) const
{
switch (role)
{
case Qt::DisplayRole:
switch (section)
{
case ActiveColumn:
return QString();
case NameColumn:
return tr("Name");
case VersionColumn:
return tr("Version");
case DateColumn:
return tr("Last changed");
default:
return QVariant();
}
case Qt::ToolTipRole:
switch (section)
{
case ActiveColumn:
return tr("Is the mod enabled?");
case NameColumn:
return tr("The name of the mod.");
case VersionColumn:
return tr("The version of the mod.");
case DateColumn:
return tr("The date and time this mod was last changed (or added).");
default:
return QVariant();
}
default:
return QVariant();
}
return QVariant();
}
int ModFolderModel::columnCount(const QModelIndex &parent) const
{
return NUM_COLUMNS;
}
Task* ModFolderModel::createUpdateTask()
{
auto index_dir = indexDir();
auto task = new ModFolderLoadTask(dir(), index_dir, m_is_indexed, m_first_folder_load);
m_first_folder_load = false;
return task;
}
Task* ModFolderModel::createParseTask(Resource& resource)
{
return new LocalModParseTask(m_next_resolution_ticket, resource.type(), resource.fileinfo());
}
bool ModFolderModel::uninstallMod(const QString& filename, bool preserve_metadata)
{
for(auto mod : allMods()){
if(mod->fileinfo().fileName() == filename){
auto index_dir = indexDir();
mod->destroy(index_dir, preserve_metadata);
update();
return true;
}
}
return false;
}
bool ModFolderModel::deleteMods(const QModelIndexList& indexes)
{
if(!m_can_interact) {
return false;
}
if(indexes.isEmpty())
return true;
for (auto i: indexes)
{
if(i.column() != 0) {
continue;
}
auto m = at(i.row());
auto index_dir = indexDir();
m->destroy(index_dir);
}
update();
return true;
}
bool ModFolderModel::isValid()
{
return m_dir.exists() && m_dir.isReadable();
}
bool ModFolderModel::startWatching()
{
// Remove orphaned metadata next time
m_first_folder_load = true;
return ResourceFolderModel::startWatching({ m_dir.absolutePath(), indexDir().absolutePath() });
}
bool ModFolderModel::stopWatching()
{
return ResourceFolderModel::stopWatching({ m_dir.absolutePath(), indexDir().absolutePath() });
}
auto ModFolderModel::selectedMods(QModelIndexList& indexes) -> QList<Mod*>
{
QList<Mod*> selected_resources;
for (auto i : indexes) {
if(i.column() != 0)
continue;
selected_resources.push_back(at(i.row()));
}
return selected_resources;
}
auto ModFolderModel::allMods() -> QList<Mod*>
{
QList<Mod*> mods;
for (auto& res : qAsConst(m_resources)) {
mods.append(static_cast<Mod*>(res.get()));
}
return mods;
}
void ModFolderModel::onUpdateSucceeded()
{
auto update_results = static_cast<ModFolderLoadTask*>(m_current_update_task.get())->result();
auto& new_mods = update_results->mods;
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
auto current_list = m_resources_index.keys();
QSet<QString> current_set(current_list.begin(), current_list.end());
auto new_list = new_mods.keys();
QSet<QString> new_set(new_list.begin(), new_list.end());
#else
QSet<QString> current_set(m_resources_index.keys().toSet());
QSet<QString> new_set(new_mods.keys().toSet());
#endif
applyUpdates(current_set, new_set, new_mods);
}
void ModFolderModel::onParseSucceeded(int ticket, QString mod_id)
{
auto iter = m_active_parse_tasks.constFind(ticket);
if (iter == m_active_parse_tasks.constEnd())
return;
int row = m_resources_index[mod_id];
auto parse_task = *iter;
auto cast_task = static_cast<LocalModParseTask*>(parse_task.get());
Q_ASSERT(cast_task->token() == ticket);
auto resource = find(mod_id);
auto result = cast_task->result();
if (result && resource)
resource->finishResolvingWithDetails(std::move(result->details));
emit dataChanged(index(row), index(row, columnCount(QModelIndex()) - 1));
}