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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "effectcomposernodesmodel.h"
#include "effectutils.h"
#include <utils/algorithm.h>
#include <utils/filepath.h>
#include <utils/hostosinfo.h>
#include <QCoreApplication>
namespace EffectComposer {
constexpr QStringView customCatName{u"Custom"};
EffectComposerNodesModel::EffectComposerNodesModel(QObject *parent)
: QAbstractListModel{parent}
{
}
QHash<int, QByteArray> EffectComposerNodesModel::roleNames() const
{
QHash<int, QByteArray> roles;
roles[CategoryNameRole] = "categoryName";
roles[CategoryNodesRole] = "categoryNodes";
return roles;
}
int EffectComposerNodesModel::rowCount(const QModelIndex &parent) const
{
Q_UNUSED(parent)
return m_categories.count();
}
QVariant EffectComposerNodesModel::data(const QModelIndex &index, int role) const
{
QTC_ASSERT(index.isValid() && index.row() < m_categories.size(), return {});
QTC_ASSERT(roleNames().contains(role), return {});
return m_categories.at(index.row())->property(roleNames().value(role));
}
void EffectComposerNodesModel::loadModel()
{
if (m_modelLoaded)
return;
auto nodesPath = Utils::FilePath::fromString(EffectUtils::nodesSourcesPath());
if (!nodesPath.exists()) {
qWarning() << __FUNCTION__ << "Effects not found in: " << nodesPath;
return;
}
m_categories.clear();
m_builtInNodeNames.clear();
QDirIterator itCategories(nodesPath.toUrlishString(), QDir::Dirs | QDir::NoDotAndDotDot);
while (itCategories.hasNext()) {
itCategories.next();
if (itCategories.fileName() == "images" || itCategories.fileName() == "common")
continue;
QString catName = itCategories.fileName();
QList<EffectNode *> effects = {};
Utils::FilePath categoryPath = nodesPath.resolvePath(itCategories.fileName());
QDirIterator itEffects(categoryPath.toUrlishString(), {"*.qen"}, QDir::Files);
while (itEffects.hasNext()) {
itEffects.next();
auto node = new EffectNode(itEffects.filePath(), true);
if (!node->defaultImagesHash().isEmpty())
m_defaultImagesHash.insert(node->name(), node->defaultImagesHash());
effects.push_back(node);
m_builtInNodeNames.append(node->name());
}
catName[0] = catName[0].toUpper(); // capitalize first letter
Utils::sort(effects, &EffectNode::name);
EffectNodesCategory *category = new EffectNodesCategory(catName, effects);
m_categories.push_back(category);
if (catName == customCatName && !effects.isEmpty()) {
m_builtinCustomNode = effects[0];
m_customCategory = category;
}
}
std::sort(m_categories.begin(), m_categories.end(),
[](EffectNodesCategory *a, EffectNodesCategory *b) {
if (a->name() == customCatName)
return false;
if (b->name() == customCatName)
return true;
return a->name() < b->name();
});
m_modelLoaded = true;
loadCustomNodes();
}
void EffectComposerNodesModel::loadCustomNodes()
{
if (!m_customCategory)
return;
for (const QString &nodeName : std::as_const(m_customNodeNames))
m_defaultImagesHash.remove(nodeName);
m_customNodeNames.clear();
QList<EffectNode *> effects;
const Utils::FilePath nodeLibPath = Utils::FilePath::fromString(EffectUtils::nodeLibraryPath());
const Utils::FilePaths libraryNodes = nodeLibPath.dirEntries(QDir::Dirs | QDir::NoDotAndDotDot);
for (const Utils::FilePath &nodePath : libraryNodes) {
const Utils::FilePath qenPath = nodePath.pathAppended(nodePath.fileName() + ".qen");
auto node = new EffectNode(qenPath.toFSPathString(), false);
if (!node->defaultImagesHash().isEmpty())
m_defaultImagesHash.insert(node->name(), node->defaultImagesHash());
m_customNodeNames.append(node->name());
effects.push_back(node);
}
Utils::sort(effects, &EffectNode::name);
if (m_customCategory) {
if (m_builtinCustomNode)
effects.prepend(m_builtinCustomNode);
m_customCategory->setNodes(effects);
}
resetModel();
}
void EffectComposerNodesModel::resetModel()
{
beginResetModel();
endResetModel();
}
bool EffectComposerNodesModel::nodeExists(const QString &name)
{
return m_customNodeNames.contains(name, Qt::CaseInsensitive)
|| m_builtInNodeNames.contains(name, Qt::CaseInsensitive);
}
bool EffectComposerNodesModel::isBuiltIn(const QString &name)
{
return m_builtInNodeNames.contains(name, Qt::CaseInsensitive);
}
void EffectComposerNodesModel::updateCanBeAdded(
const QStringList &uniforms, [[maybe_unused]] const QStringList &nodeNames)
{
for (const EffectNodesCategory *cat : std::as_const(m_categories)) {
const QList<EffectNode *> nodes = cat->nodes();
for (EffectNode *node : nodes) {
bool match = false;
for (const QString &uniform : uniforms) {
if (node->hasUniform(uniform)) {
match = true;
break;
}
}
node->setCanBeAdded(!match);
}
}
}
QHash<QString, QString> EffectComposerNodesModel::defaultImagesForNode(const QString &name) const
{
return m_defaultImagesHash.value(name);
}
void EffectComposerNodesModel::removeEffectNode(const QString &name)
{
if (!m_customCategory || name.isEmpty())
return;
m_defaultImagesHash.remove(name);
m_customNodeNames.removeOne(name);
m_customCategory->removeNode(name);
QString fileNameBase = EffectUtils::nodeNameToFileName(name);
Utils::FilePath nodePath = Utils::FilePath::fromString(EffectUtils::nodeLibraryPath())
.pathAppended(fileNameBase);
if (nodePath.exists())
nodePath.removeRecursively();
resetModel();
}
} // namespace EffectComposer
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