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/* This file is part of KDevelop
Copyright 2013 Aleix Pol <aleixpol@kde.org>
This library 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 library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "vcsoverlayproxymodel.h"
#include <projectchangesmodel.h>
#include <interfaces/icore.h>
#include <interfaces/iprojectcontroller.h>
#include <interfaces/iproject.h>
#include <interfaces/iruncontroller.h>
#include <interfaces/iplugin.h>
#include <vcs/interfaces/ibranchingversioncontrol.h>
#include <vcs/vcsjob.h>
#include <project/projectmodel.h>
#include <util/path.h>
#include <KLocalizedString>
#include <QPointer>
using namespace KDevelop;
using SafeProjectPointer = QPointer<KDevelop::IProject>;
VcsOverlayProxyModel::VcsOverlayProxyModel(QObject* parent): QIdentityProxyModel(parent)
{
connect(ICore::self()->projectController(), &IProjectController::projectOpened,
this, &VcsOverlayProxyModel::addProject);
connect(ICore::self()->projectController(), &IProjectController::projectClosing,
this, &VcsOverlayProxyModel::removeProject);
const auto projects = ICore::self()->projectController()->projects();
for (const auto project : projects) {
addProject(project);
}
}
QVariant VcsOverlayProxyModel::data(const QModelIndex& proxyIndex, int role) const
{
if(role == VcsStatusRole) {
if (!proxyIndex.parent().isValid()) {
auto* p = qobject_cast<IProject*>(proxyIndex.data(ProjectModel::ProjectRole).value<QObject*>());
return m_branchName.value(p);
} else {
ProjectChangesModel* model = ICore::self()->projectController()->changesModel();
const QUrl url = proxyIndex.data(ProjectModel::UrlRole).toUrl();
const auto idx = model->match(model->index(0, 0), ProjectChangesModel::UrlRole, url, 1, Qt::MatchExactly).value(0);
return idx.sibling(idx.row(), 1).data(Qt::DisplayRole);
}
} else
return QIdentityProxyModel::data(proxyIndex, role);
}
void VcsOverlayProxyModel::addProject(IProject* p)
{
IPlugin* plugin = p->versionControlPlugin();
if(!plugin)
return;
// TODO: Show revision in case we're in "detached" state
auto* branchingExtension = plugin->extension<KDevelop::IBranchingVersionControl>();
if(branchingExtension) {
const QUrl url = p->path().toUrl();
branchingExtension->registerRepositoryForCurrentBranchChanges(url);
//can't use new signal/slot syntax here, IBranchingVersionControl is not a QObject
connect(plugin, SIGNAL(repositoryBranchChanged(QUrl)), SLOT(repositoryBranchChanged(QUrl)));
repositoryBranchChanged(url);
}
}
void VcsOverlayProxyModel::repositoryBranchChanged(const QUrl& url)
{
const QList<IProject*> allProjects = ICore::self()->projectController()->projects();
for (IProject* project : allProjects) {
const bool isExactMatch = url.matches(project->path().toUrl(), QUrl::StripTrailingSlash);
const bool isParentOf = url.isParentOf(project->path().toUrl());
if (isParentOf || isExactMatch) {
// example projects in KDevelop:
// - /path/to/mygitrepo/: isParentOf=0 isExactMatch=1,
// - /path/to/mygitrepo/myproject: isParentOf=1 isExactMatch=0
// - /path/to/norepo: isParentOf=0 isExactMatch=0
// isParentOf=1 isExactMatch=1 is not a valid combination
IPlugin* v = project->versionControlPlugin();
Q_ASSERT(!isExactMatch || v); // project url == 'change' url => project should be associated with a VCS plugin
if (!v) {
continue;
}
auto* branching = v->extension<IBranchingVersionControl>();
Q_ASSERT(branching);
VcsJob* job = branching->currentBranch(url);
connect(job, &VcsJob::resultsReady, this, &VcsOverlayProxyModel::branchNameReady);
job->setProperty("project", QVariant::fromValue<SafeProjectPointer>(project));
ICore::self()->runController()->registerJob(job);
}
}
}
void VcsOverlayProxyModel::branchNameReady(KDevelop::VcsJob* job)
{
const QString noBranchStr = i18nc("Version control: Currently not on a branch", "(no branch)");
if(job->status()==VcsJob::JobSucceeded) {
SafeProjectPointer p = job->property("project").value<SafeProjectPointer>();
QModelIndex index = indexFromProject(p);
if(index.isValid()) {
IProject* project = p.data();
const auto branchName = job->fetchResults().toString();
m_branchName[project] = branchName.isEmpty() ? noBranchStr : branchName;
emit dataChanged(index, index);
}
}
}
void VcsOverlayProxyModel::removeProject(IProject* p)
{
m_branchName.remove(p);
}
QModelIndex VcsOverlayProxyModel::indexFromProject(QObject* project)
{
for(int i=0; i<rowCount(); i++) {
QModelIndex idx = index(i,0);
if(idx.data(ProjectModel::ProjectRole).value<QObject*>()==project) {
return idx;
}
}
return QModelIndex();
}
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