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**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
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** accordance with the commercial license agreement provided with the
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** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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****************************************************************************/

#include "qmakeprojectmanagerplugin.h"

#include "qmakeprojectmanager.h"
#include "qmakenodes.h"
#include "qmakestep.h"
#include "makestep.h"
#include "qmakebuildconfiguration.h"
#include "desktopqmakerunconfiguration.h"
#include "wizards/consoleappwizard.h"
#include "wizards/guiappwizard.h"
#include "wizards/librarywizard.h"
#include "wizards/testwizard.h"
#include "wizards/emptyprojectwizard.h"
#include "wizards/subdirsprojectwizard.h"
#include "wizards/qtquickappwizard.h"
#include "wizards/html5appwizard.h"
#include "customwidgetwizard/customwidgetwizard.h"
#include "profileeditorfactory.h"
#include "profilehoverhandler.h"
#include "qmakeprojectmanagerconstants.h"
#include "qmakeproject.h"
#include "externaleditors.h"
#include "profilecompletionassist.h"
#include "qmakekitinformation.h"
#include "profilehighlighterfactory.h"

#include <coreplugin/icore.h>
#include <projectexplorer/buildmanager.h>
#include <projectexplorer/session.h>
#include <projectexplorer/projectexplorer.h>
#include <projectexplorer/target.h>
#include <coreplugin/mimedatabase.h>
#include <coreplugin/coreconstants.h>
#include <coreplugin/actionmanager/actionmanager.h>
#include <coreplugin/actionmanager/actioncontainer.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/editormanager/ieditor.h>
#include <texteditor/texteditoractionhandler.h>
#include <texteditor/texteditorconstants.h>
#include <utils/hostosinfo.h>
#include <utils/parameteraction.h>

#ifdef WITH_TESTS
#    include <QTest>
#endif

#include <QtPlugin>

using namespace QmakeProjectManager::Internal;
using namespace QmakeProjectManager;
using namespace ProjectExplorer;

QmakeProjectManagerPlugin::QmakeProjectManagerPlugin()
    : m_previousStartupProject(0), m_previousTarget(0)
{

}

QmakeProjectManagerPlugin::~QmakeProjectManagerPlugin()
{
    //removeObject(m_embeddedPropertiesPage);
    //delete m_embeddedPropertiesPage;

    removeObject(m_proFileEditorFactory);
    delete m_proFileEditorFactory;
    removeObject(m_qmakeProjectManager);
    delete m_qmakeProjectManager;
}

bool QmakeProjectManagerPlugin::initialize(const QStringList &arguments, QString *errorMessage)
{
    Q_UNUSED(arguments)
    const Core::Context projectContext(QmakeProjectManager::Constants::PROJECT_ID);
    Core::Context projecTreeContext(ProjectExplorer::Constants::C_PROJECT_TREE);

    if (!Core::MimeDatabase::addMimeTypes(QLatin1String(":qmakeprojectmanager/QmakeProjectManager.mimetypes.xml"), errorMessage))
        return false;

    m_projectExplorer = ProjectExplorer::ProjectExplorerPlugin::instance();

    //create and register objects
    m_qmakeProjectManager = new QmakeManager(this);
    addObject(m_qmakeProjectManager);

    m_proFileEditorFactory = new ProFileEditorFactory(m_qmakeProjectManager);

    ProjectExplorer::KitManager::registerKitInformation(new QmakeKitInformation);

    addObject(m_proFileEditorFactory);

    addAutoReleasedObject(new EmptyProjectWizard);
    addAutoReleasedObject(new SubdirsProjectWizard);
    addAutoReleasedObject(new GuiAppWizard);
    addAutoReleasedObject(new ConsoleAppWizard);
    addAutoReleasedObject(new QtQuickAppWizard);
    addAutoReleasedObject(new Html5AppWizard);
    addAutoReleasedObject(new LibraryWizard);
    addAutoReleasedObject(new TestWizard);
    addAutoReleasedObject(new CustomWidgetWizard);

    addAutoReleasedObject(new CustomWizardFactory<CustomQmakeProjectWizard>
                          (QLatin1String("qmakeproject"), Core::IWizard::ProjectWizard));

    addAutoReleasedObject(new QMakeStepFactory);
    addAutoReleasedObject(new MakeStepFactory);

    addAutoReleasedObject(new QmakeBuildConfigurationFactory);
    addAutoReleasedObject(new DesktopQmakeRunConfigurationFactory);

    if (Utils::HostOsInfo::isMacHost())
        addAutoReleasedObject(new MacDesignerExternalEditor);
    else
        addAutoReleasedObject(new DesignerExternalEditor);
    addAutoReleasedObject(new LinguistExternalEditor);

    addAutoReleasedObject(new ProFileCompletionAssistProvider);
    addAutoReleasedObject(new ProFileHoverHandler(this));
    addAutoReleasedObject(new ProFileHighlighterFactory);

    //menus
    Core::ActionContainer *mbuild =
            Core::ActionManager::actionContainer(ProjectExplorer::Constants::M_BUILDPROJECT);
    Core::ActionContainer *mproject =
            Core::ActionManager::actionContainer(ProjectExplorer::Constants::M_PROJECTCONTEXT);
    Core::ActionContainer *msubproject =
            Core::ActionManager::actionContainer(ProjectExplorer::Constants::M_SUBPROJECTCONTEXT);
    Core::ActionContainer *mfile =
            Core::ActionManager::actionContainer(ProjectExplorer::Constants::M_FILECONTEXT);

    //register actions
    Core::Command *command;

    m_buildSubProjectContextMenu = new Utils::ParameterAction(tr("Build"), tr("Build \"%1\""),
                                                              Utils::ParameterAction::AlwaysEnabled/*handled manually*/,
                                                              this);
    command = Core::ActionManager::registerAction(m_buildSubProjectContextMenu, Constants::BUILDSUBDIRCONTEXTMENU, projectContext);
    command->setAttribute(Core::Command::CA_Hide);
    command->setAttribute(Core::Command::CA_UpdateText);
    command->setDescription(m_buildSubProjectContextMenu->text());
    msubproject->addAction(command, ProjectExplorer::Constants::G_PROJECT_BUILD);
    connect(m_buildSubProjectContextMenu, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(buildSubDirContextMenu()));

    m_runQMakeActionContextMenu = new QAction(tr("Run qmake"), this);
    command = Core::ActionManager::registerAction(m_runQMakeActionContextMenu, Constants::RUNQMAKECONTEXTMENU, projectContext);
    command->setAttribute(Core::Command::CA_Hide);
    mproject->addAction(command, ProjectExplorer::Constants::G_PROJECT_BUILD);
    msubproject->addAction(command, ProjectExplorer::Constants::G_PROJECT_BUILD);
    connect(m_runQMakeActionContextMenu, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(runQMakeContextMenu()));

    command = msubproject->addSeparator(projectContext, ProjectExplorer::Constants::G_PROJECT_BUILD,
                                        &m_subProjectRebuildSeparator);
    command->setAttribute(Core::Command::CA_Hide);

    m_rebuildSubProjectContextMenu = new QAction(tr("Rebuild"), this);
    command = Core::ActionManager::registerAction(
                m_rebuildSubProjectContextMenu, Constants::REBUILDSUBDIRCONTEXTMENU, projectContext);
    command->setAttribute(Core::Command::CA_Hide);
    msubproject->addAction(command, ProjectExplorer::Constants::G_PROJECT_BUILD);
    connect(m_rebuildSubProjectContextMenu, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(rebuildSubDirContextMenu()));

    m_cleanSubProjectContextMenu = new QAction(tr("Clean"), this);
    command = Core::ActionManager::registerAction(
                m_cleanSubProjectContextMenu, Constants::CLEANSUBDIRCONTEXTMENU, projectContext);
    command->setAttribute(Core::Command::CA_Hide);
    msubproject->addAction(command, ProjectExplorer::Constants::G_PROJECT_BUILD);
    connect(m_cleanSubProjectContextMenu, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(cleanSubDirContextMenu()));

    m_buildFileContextMenu = new QAction(tr("Build"), this);
    command = Core::ActionManager::registerAction(m_buildFileContextMenu, Constants::BUILDFILECONTEXTMENU, projectContext);
    command->setAttribute(Core::Command::CA_Hide);
    mfile->addAction(command, ProjectExplorer::Constants::G_FILE_OTHER);
    connect(m_buildFileContextMenu, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(buildFileContextMenu()));

    m_buildSubProjectAction = new Utils::ParameterAction(tr("Build Subproject"), tr("Build Subproject \"%1\""),
                                                         Utils::ParameterAction::AlwaysEnabled, this);
    command = Core::ActionManager::registerAction(m_buildSubProjectAction, Constants::BUILDSUBDIR, projectContext);
    command->setAttribute(Core::Command::CA_Hide);
    command->setAttribute(Core::Command::CA_UpdateText);
    command->setDescription(m_buildSubProjectAction->text());
    mbuild->addAction(command, ProjectExplorer::Constants::G_BUILD_BUILD);
    connect(m_buildSubProjectAction, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(buildSubDirContextMenu()));

    m_runQMakeAction = new QAction(tr("Run qmake"), this);
    command = Core::ActionManager::registerAction(m_runQMakeAction, Constants::RUNQMAKE, projectContext);
    command->setAttribute(Core::Command::CA_Hide);
    mbuild->addAction(command, ProjectExplorer::Constants::G_BUILD_BUILD);
    connect(m_runQMakeAction, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(runQMake()));

    m_rebuildSubProjectAction = new Utils::ParameterAction(tr("Rebuild Subproject"), tr("Rebuild Subproject \"%1\""),
                                                           Utils::ParameterAction::AlwaysEnabled, this);
    command = Core::ActionManager::registerAction(m_rebuildSubProjectAction, Constants::REBUILDSUBDIR, projectContext);
    command->setAttribute(Core::Command::CA_Hide);
    command->setAttribute(Core::Command::CA_UpdateText);
    command->setDescription(m_rebuildSubProjectAction->text());
    mbuild->addAction(command, ProjectExplorer::Constants::G_BUILD_REBUILD);
    connect(m_rebuildSubProjectAction, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(rebuildSubDirContextMenu()));

    m_cleanSubProjectAction = new Utils::ParameterAction(tr("Clean Subproject"), tr("Clean Subproject \"%1\""),
                                                         Utils::ParameterAction::AlwaysEnabled, this);
    command = Core::ActionManager::registerAction(m_cleanSubProjectAction, Constants::CLEANSUBDIR, projectContext);
    command->setAttribute(Core::Command::CA_Hide);
    command->setAttribute(Core::Command::CA_UpdateText);
    command->setDescription(m_cleanSubProjectAction->text());
    mbuild->addAction(command, ProjectExplorer::Constants::G_BUILD_CLEAN);
    connect(m_cleanSubProjectAction, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(cleanSubDirContextMenu()));

    const Core::Context globalcontext(Core::Constants::C_GLOBAL);
    m_buildFileAction = new Utils::ParameterAction(tr("Build File"), tr("Build File \"%1\""),
                                                   Utils::ParameterAction::AlwaysEnabled, this);
    command = Core::ActionManager::registerAction(m_buildFileAction, Constants::BUILDFILE, globalcontext);
    command->setAttribute(Core::Command::CA_Hide);
    command->setAttribute(Core::Command::CA_UpdateText);
    command->setDescription(m_buildFileAction->text());
    command->setDefaultKeySequence(QKeySequence(tr("Ctrl+Alt+B")));
    mbuild->addAction(command, ProjectExplorer::Constants::G_BUILD_BUILD);
    connect(m_buildFileAction, SIGNAL(triggered()), m_qmakeProjectManager, SLOT(buildFile()));

    connect(BuildManager::instance(), SIGNAL(buildStateChanged(ProjectExplorer::Project*)),
            this, SLOT(buildStateChanged(ProjectExplorer::Project*)));
    connect(SessionManager::instance(), SIGNAL(startupProjectChanged(ProjectExplorer::Project*)),
            this, SLOT(startupProjectChanged()));
    connect(m_projectExplorer, SIGNAL(currentNodeChanged(ProjectExplorer::Node*,ProjectExplorer::Project*)),
            this, SLOT(updateContextActions(ProjectExplorer::Node*,ProjectExplorer::Project*)));

    Core::ActionContainer *contextMenu = Core::ActionManager::createMenu(QmakeProjectManager::Constants::M_CONTEXT);

    Core::Context proFileEditorContext = Core::Context(QmakeProjectManager::Constants::C_PROFILEEDITOR);

    command = Core::ActionManager::command(TextEditor::Constants::JUMP_TO_FILE_UNDER_CURSOR);
    contextMenu->addAction(command);

    m_addLibraryAction = new QAction(tr("Add Library..."), this);
    command = Core::ActionManager::registerAction(m_addLibraryAction,
        Constants::ADDLIBRARY, proFileEditorContext);
    connect(m_addLibraryAction, SIGNAL(triggered()),
            m_qmakeProjectManager, SLOT(addLibrary()));
    contextMenu->addAction(command);

    m_addLibraryActionContextMenu = new QAction(tr("Add Library..."), this);
    command = Core::ActionManager::registerAction(m_addLibraryActionContextMenu,
        Constants::ADDLIBRARY, projecTreeContext);
    connect(m_addLibraryActionContextMenu, SIGNAL(triggered()),
            m_qmakeProjectManager, SLOT(addLibraryContextMenu()));
    mproject->addAction(command, ProjectExplorer::Constants::G_PROJECT_FILES);
    msubproject->addAction(command, ProjectExplorer::Constants::G_PROJECT_FILES);

    contextMenu->addSeparator(proFileEditorContext);

    command = Core::ActionManager::command(TextEditor::Constants::UN_COMMENT_SELECTION);
    contextMenu->addAction(command);

    connect(Core::EditorManager::instance(), SIGNAL(currentEditorChanged(Core::IEditor*)),
            this, SLOT(updateBuildFileAction()));

    return true;
}

void QmakeProjectManagerPlugin::extensionsInitialized()
{ }

void QmakeProjectManagerPlugin::startupProjectChanged()
{
    if (m_previousStartupProject)
        disconnect(m_previousStartupProject, SIGNAL(activeTargetChanged(ProjectExplorer::Target*)),
                   this, SLOT(activeTargetChanged()));

    m_previousStartupProject = qobject_cast<QmakeProject *>(SessionManager::startupProject());

    if (m_previousStartupProject)
        connect(m_previousStartupProject, SIGNAL(activeTargetChanged(ProjectExplorer::Target*)),
                           this, SLOT(activeTargetChanged()));

    activeTargetChanged();
}

void QmakeProjectManagerPlugin::activeTargetChanged()
{
    if (m_previousTarget)
        disconnect(m_previousTarget, SIGNAL(activeBuildConfigurationChanged(ProjectExplorer::BuildConfiguration*)),
                   this, SLOT(updateRunQMakeAction()));

    m_previousTarget = m_previousStartupProject ? m_previousStartupProject->activeTarget() : 0;

    if (m_previousTarget)
        connect(m_previousTarget, SIGNAL(activeBuildConfigurationChanged(ProjectExplorer::BuildConfiguration*)),
                this, SLOT(updateRunQMakeAction()));

    updateRunQMakeAction();
}

void QmakeProjectManagerPlugin::updateRunQMakeAction()
{
    bool enable = true;
    if (BuildManager::isBuilding(m_projectExplorer->currentProject()))
        enable = false;
    QmakeProject *pro = qobject_cast<QmakeProject *>(m_projectExplorer->currentProject());
    if (!pro
            || !pro->activeTarget()
            || !pro->activeTarget()->activeBuildConfiguration())
        enable = false;

    m_runQMakeAction->setEnabled(enable);
}

void QmakeProjectManagerPlugin::updateContextActions(ProjectExplorer::Node *node, ProjectExplorer::Project *project)
{
    m_addLibraryActionContextMenu->setEnabled(qobject_cast<QmakeProFileNode *>(node));

    QmakeProFileNode *proFileNode = qobject_cast<QmakeProFileNode *>(node);
    QmakeProject *qmakeProject = qobject_cast<QmakeProject *>(project);
    QmakeProFileNode *subProjectNode = 0;
    if (node) {
        if (QmakePriFileNode *subPriFileNode = qobject_cast<QmakePriFileNode *>(node->projectNode()))
            subProjectNode = subPriFileNode->proFileNode();
    }
    ProjectExplorer::FileNode *fileNode = qobject_cast<ProjectExplorer::FileNode *>(node);
    bool buildFilePossible = subProjectNode && fileNode
            && (fileNode->fileType() == ProjectExplorer::SourceType);

    m_qmakeProjectManager->setContextNode(subProjectNode);
    m_qmakeProjectManager->setContextProject(qmakeProject);
    m_qmakeProjectManager->setContextFile(buildFilePossible ? fileNode : 0);

    bool subProjectActionsVisible = qmakeProject && subProjectNode && (subProjectNode != qmakeProject->rootProjectNode());

    QString subProjectName;
    if (subProjectActionsVisible)
        subProjectName = subProjectNode->displayName();

    m_buildSubProjectAction->setParameter(subProjectName);
    m_rebuildSubProjectAction->setParameter(subProjectName);
    m_cleanSubProjectAction->setParameter(subProjectName);
    m_buildSubProjectContextMenu->setParameter(subProjectName);
    m_buildFileAction->setParameter(buildFilePossible ? QFileInfo(fileNode->path()).fileName() : QString());

    QmakeBuildConfiguration *buildConfiguration = (qmakeProject && qmakeProject->activeTarget()) ?
                static_cast<QmakeBuildConfiguration *>(qmakeProject->activeTarget()->activeBuildConfiguration()) : 0;
    bool isProjectNode = qmakeProject && proFileNode && buildConfiguration;
    bool isBuilding = BuildManager::isBuilding(project);
    bool enabled = subProjectActionsVisible && !isBuilding;

    m_buildSubProjectAction->setVisible(subProjectActionsVisible);
    m_rebuildSubProjectAction->setVisible(subProjectActionsVisible);
    m_cleanSubProjectAction->setVisible(subProjectActionsVisible);
    m_buildSubProjectContextMenu->setVisible(subProjectActionsVisible && isProjectNode);
    m_subProjectRebuildSeparator->setVisible(subProjectActionsVisible && isProjectNode);
    m_rebuildSubProjectContextMenu->setVisible(subProjectActionsVisible && isProjectNode);
    m_cleanSubProjectContextMenu->setVisible(subProjectActionsVisible && isProjectNode);
    m_runQMakeActionContextMenu->setVisible(isProjectNode && buildConfiguration->qmakeStep());
    m_buildFileAction->setVisible(buildFilePossible);
    m_buildFileContextMenu->setVisible(buildFilePossible);

    m_buildSubProjectAction->setEnabled(enabled);
    m_rebuildSubProjectAction->setEnabled(enabled);
    m_cleanSubProjectAction->setEnabled(enabled);
    m_buildSubProjectContextMenu->setEnabled(enabled && isProjectNode);
    m_rebuildSubProjectContextMenu->setEnabled(enabled && isProjectNode);
    m_cleanSubProjectContextMenu->setEnabled(enabled && isProjectNode);
    m_runQMakeActionContextMenu->setEnabled(isProjectNode && !isBuilding
                                            && buildConfiguration->qmakeStep());
    m_buildFileAction->setEnabled(buildFilePossible && !isBuilding);
    m_buildFileContextMenu->setEnabled(buildFilePossible && !isBuilding);
}

void QmakeProjectManagerPlugin::buildStateChanged(ProjectExplorer::Project *pro)
{
    ProjectExplorer::Project *currentProject = m_projectExplorer->currentProject();
    if (pro == currentProject) {
        updateRunQMakeAction();
        updateContextActions(m_projectExplorer->currentNode(), pro);
        updateBuildFileAction();
    }
}

void QmakeProjectManagerPlugin::updateBuildFileAction()
{
    bool visible = false;
    bool enabled = false;

    if (Core::IDocument *currentDocument= Core::EditorManager::currentDocument()) {
        QString file = currentDocument->filePath();
        Node *node  = SessionManager::nodeForFile(file);
        Project *project = SessionManager::projectForFile(file);
        m_buildFileAction->setParameter(QFileInfo(file).fileName());
        visible = qobject_cast<QmakeProject *>(project)
                && node
                && qobject_cast<QmakePriFileNode *>(node->projectNode());

        enabled = !BuildManager::isBuilding(project);
    }
    m_buildFileAction->setVisible(visible);
    m_buildFileAction->setEnabled(enabled);
}

Q_EXPORT_PLUGIN(QmakeProjectManagerPlugin)