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/* Copyright 2015-2021 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 "Index.h"
#include "JsonFormat.h"
#include "VersionList.h"
namespace Meta {
Index::Index(QObject* parent) : QAbstractListModel(parent) {}
Index::Index(const QVector<VersionList::Ptr>& lists, QObject* parent) : QAbstractListModel(parent), m_lists(lists)
{
for (int i = 0; i < m_lists.size(); ++i) {
m_uids.insert(m_lists.at(i)->uid(), m_lists.at(i));
connectVersionList(i, m_lists.at(i));
}
}
QVariant Index::data(const QModelIndex& index, int role) const
{
if (index.parent().isValid() || index.row() < 0 || index.row() >= m_lists.size()) {
return QVariant();
}
VersionList::Ptr list = m_lists.at(index.row());
switch (role) {
case Qt::DisplayRole:
if (index.column() == 0) {
return list->humanReadable();
} else {
break;
}
case UidRole:
return list->uid();
case NameRole:
return list->name();
case ListPtrRole:
return QVariant::fromValue(list);
}
return QVariant();
}
int Index::rowCount(const QModelIndex& parent) const
{
return parent.isValid() ? 0 : m_lists.size();
}
int Index::columnCount(const QModelIndex& parent) const
{
return parent.isValid() ? 0 : 1;
}
QVariant Index::headerData(int section, Qt::Orientation orientation, int role) const
{
if (orientation == Qt::Horizontal && role == Qt::DisplayRole && section == 0) {
return tr("Name");
} else {
return QVariant();
}
}
bool Index::hasUid(const QString& uid) const
{
return m_uids.contains(uid);
}
VersionList::Ptr Index::get(const QString& uid)
{
VersionList::Ptr out = m_uids.value(uid, nullptr);
if (!out) {
out = std::make_shared<VersionList>(uid);
m_uids[uid] = out;
}
return out;
}
Version::Ptr Index::get(const QString& uid, const QString& version)
{
auto list = get(uid);
return list->getVersion(version);
}
void Index::parse(const QJsonObject& obj)
{
parseIndex(obj, this);
}
void Index::merge(const std::shared_ptr<Index>& other)
{
const QVector<VersionList::Ptr> lists = std::dynamic_pointer_cast<Index>(other)->m_lists;
// initial load, no need to merge
if (m_lists.isEmpty()) {
beginResetModel();
m_lists = lists;
for (int i = 0; i < lists.size(); ++i) {
m_uids.insert(lists.at(i)->uid(), lists.at(i));
connectVersionList(i, lists.at(i));
}
endResetModel();
} else {
for (const VersionList::Ptr& list : lists) {
if (m_uids.contains(list->uid())) {
m_uids[list->uid()]->mergeFromIndex(list);
} else {
beginInsertRows(QModelIndex(), m_lists.size(), m_lists.size());
connectVersionList(m_lists.size(), list);
m_lists.append(list);
m_uids.insert(list->uid(), list);
endInsertRows();
}
}
}
}
void Index::connectVersionList(const int row, const VersionList::Ptr& list)
{
connect(list.get(), &VersionList::nameChanged, this,
[this, row]() { emit dataChanged(index(row), index(row), QVector<int>() << Qt::DisplayRole); });
}
} // namespace Meta
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