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/*
* Copyright 2007 Hamish Rodda <rodda@kde.org>
* Copyright 2015 Laszlo Kis-Adam <laszlo.kis-adam@kdemail.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library 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, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "problemreportermodel.h"
#include <language/backgroundparser/backgroundparser.h>
#include <language/duchain/duchain.h>
#include <language/duchain/duchainlock.h>
#include <language/duchain/parsingenvironment.h>
#include <language/duchain/topducontext.h>
#include <language/duchain/problem.h>
#include <language/duchain/duchainutils.h>
#include <language/assistant/staticassistantsmanager.h>
#include <QThread>
#include <QTimer>
#include <serialization/indexedstring.h>
#include <shell/watcheddocumentset.h>
#include <shell/filteredproblemstore.h>
#include <interfaces/icore.h>
#include <interfaces/ilanguagecontroller.h>
#include <interfaces/idocument.h>
using namespace KDevelop;
const int ProblemReporterModel::MinTimeout = 1000;
const int ProblemReporterModel::MaxTimeout = 5000;
ProblemReporterModel::ProblemReporterModel(QObject* parent)
: ProblemModel(parent, new FilteredProblemStore())
{
setFeatures(CanDoFullUpdate | CanShowImports | ScopeFilter | SeverityFilter | ShowSource);
m_minTimer = new QTimer(this);
m_minTimer->setInterval(MinTimeout);
m_minTimer->setSingleShot(true);
connect(m_minTimer, &QTimer::timeout, this, &ProblemReporterModel::timerExpired);
m_maxTimer = new QTimer(this);
m_maxTimer->setInterval(MaxTimeout);
m_maxTimer->setSingleShot(true);
connect(m_maxTimer, &QTimer::timeout, this, &ProblemReporterModel::timerExpired);
connect(store(), &FilteredProblemStore::changed, this, &ProblemReporterModel::onProblemsChanged);
connect(ICore::self()->languageController()->staticAssistantsManager(), &StaticAssistantsManager::problemsChanged,
this, &ProblemReporterModel::onProblemsChanged);
}
ProblemReporterModel::~ProblemReporterModel()
{
}
QVector<KDevelop::IProblem::Ptr> ProblemReporterModel::problems(const QSet<KDevelop::IndexedString>& docs) const
{
QVector<IProblem::Ptr> result;
DUChainReadLocker lock;
for (const IndexedString& doc : docs) {
if (doc.isEmpty())
continue;
TopDUContext* ctx = DUChain::self()->chainForDocument(doc);
if (!ctx)
continue;
const auto allProblems = DUChainUtils::allProblemsForContext(ctx);
result.reserve(result.size() + allProblems.size());
for (const ProblemPointer& p : allProblems) {
result.append(p);
}
}
return result;
}
void ProblemReporterModel::forceFullUpdate()
{
Q_ASSERT(thread() == QThread::currentThread());
QSet<IndexedString> documents = store()->documents()->get();
if (showImports())
documents += store()->documents()->imports();
DUChainReadLocker lock(DUChain::lock());
for (const IndexedString& document : qAsConst(documents)) {
if (document.isEmpty())
continue;
TopDUContext::Features updateType = TopDUContext::ForceUpdate;
if (documents.size() == 1)
updateType = TopDUContext::ForceUpdateRecursive;
DUChain::self()->updateContextForUrl(
document,
(TopDUContext::Features)(updateType | TopDUContext::VisibleDeclarationsAndContexts));
}
}
void ProblemReporterModel::onProblemsChanged()
{
rebuildProblemList();
}
void ProblemReporterModel::timerExpired()
{
m_minTimer->stop();
m_maxTimer->stop();
rebuildProblemList();
}
void ProblemReporterModel::setCurrentDocument(KDevelop::IDocument* doc)
{
Q_ASSERT(thread() == QThread::currentThread());
beginResetModel();
/// Will trigger signal changed() if problems change
store()->setCurrentDocument(IndexedString(doc->url()));
endResetModel();
}
void ProblemReporterModel::problemsUpdated(const KDevelop::IndexedString& url)
{
Q_ASSERT(thread() == QThread::currentThread());
// skip update for urls outside current scope
if (!store()->documents()->get().contains(url) &&
!(showImports() && store()->documents()->imports().contains(url)))
return;
/// m_minTimer will expire in MinTimeout unless some other parsing job finishes in this period.
m_minTimer->start();
/// m_maxTimer will expire unconditionally in MaxTimeout
if (!m_maxTimer->isActive()) {
m_maxTimer->start();
}
}
void ProblemReporterModel::rebuildProblemList()
{
/// No locking here, because it may be called from an already locked context
beginResetModel();
QVector<IProblem::Ptr> allProblems = problems(store()->documents()->get());
if (showImports())
allProblems += problems(store()->documents()->imports());
store()->setProblems(allProblems);
endResetModel();
}
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