// Copyright (C) 2018 Sergey Morozov
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

#include "cppcheckplugin.h"

#include "cppcheckconstants.h"
#include "cppcheckdiagnosticview.h"
#include "cppchecktextmarkmanager.h"
#include "cppchecktool.h"
#include "cppchecktr.h"
#include "cppchecktrigger.h"
#include "cppcheckdiagnosticsmodel.h"
#include "cppcheckmanualrundialog.h"

#include <projectexplorer/kitinformation.h>
#include <projectexplorer/project.h>
#include <projectexplorer/projectexplorer.h>
#include <projectexplorer/projectexplorerconstants.h>
#include <projectexplorer/projectmanager.h>
#include <projectexplorer/target.h>

#include <coreplugin/actionmanager/actioncontainer.h>
#include <coreplugin/actionmanager/actionmanager.h>

#include <debugger/analyzer/analyzerconstants.h>
#include <debugger/debuggermainwindow.h>

#include <utils/qtcassert.h>
#include <utils/utilsicons.h>

using namespace Utils;

namespace Cppcheck::Internal {

class CppcheckPluginPrivate final : public QObject
{
public:
    explicit CppcheckPluginPrivate();

    CppcheckTextMarkManager marks;
    CppcheckOptions options;
    CppcheckTool tool{options, marks, Constants::CHECK_PROGRESS_ID};
    CppcheckTrigger trigger{marks, tool};
    DiagnosticsModel manualRunModel;
    CppcheckTool manualRunTool{options, manualRunModel, Constants::MANUAL_CHECK_PROGRESS_ID};
    Utils::Perspective perspective{Constants::PERSPECTIVE_ID, ::Cppcheck::Tr::tr("Cppcheck")};

    QAction *manualRunAction;

    void startManualRun();
    void updateManualRunAction();
};

CppcheckPluginPrivate::CppcheckPluginPrivate()
{
    tool.updateOptions();
    connect(&options, &AspectContainer::changed, [this] {
        tool.updateOptions();
        trigger.recheck();
    });

    auto manualRunView = new DiagnosticView;
    manualRunView->setModel(&manualRunModel);
    perspective.addWindow(manualRunView, Utils::Perspective::SplitVertical, nullptr);

    {
        // Go to previous diagnostic
        auto action = new QAction(this);
        action->setEnabled(false);
        action->setIcon(Utils::Icons::PREV_TOOLBAR.icon());
        action->setToolTip(Tr::tr("Go to previous diagnostic."));
        connect(action, &QAction::triggered,
                manualRunView, &Debugger::DetailedErrorView::goBack);
        connect (&manualRunModel, &DiagnosticsModel::hasDataChanged,
                action, &QAction::setEnabled);
        perspective.addToolBarAction(action);
    }

    {
        // Go to next diagnostic
        auto action = new QAction(this);
        action->setEnabled(false);
        action->setIcon(Utils::Icons::NEXT_TOOLBAR.icon());
        action->setToolTip(Tr::tr("Go to next diagnostic."));
        connect(action, &QAction::triggered,
                manualRunView, &Debugger::DetailedErrorView::goNext);
        connect (&manualRunModel, &DiagnosticsModel::hasDataChanged,
                action, &QAction::setEnabled);
        perspective.addToolBarAction(action);
    }

    {
        // Clear data
        auto action = new QAction(this);
        action->setEnabled(false);
        action->setIcon(Utils::Icons::CLEAN_TOOLBAR.icon());
        action->setToolTip(Tr::tr("Clear"));
        connect(action, &QAction::triggered,
                &manualRunModel, &DiagnosticsModel::clear);
        connect (&manualRunModel, &DiagnosticsModel::hasDataChanged,
                action, &QAction::setEnabled);
        perspective.addToolBarAction(action);
    }
}

void CppcheckPluginPrivate::startManualRun()
{
    auto project = ProjectExplorer::ProjectManager::startupProject();
    if (!project)
        return;

    manualRunTool.updateOptions();

    auto optionsWidget = new QWidget;
    options.layouter()(optionsWidget);

    ManualRunDialog dialog(optionsWidget, project);
    if (dialog.exec() == ManualRunDialog::Rejected)
        return;

    manualRunModel.clear();

    const auto files = dialog.filePaths();
    if (files.isEmpty())
        return;

    manualRunTool.setProject(project);
    manualRunTool.updateOptions();
    manualRunTool.check(files);
    perspective.select();
}

void CppcheckPluginPrivate::updateManualRunAction()
{
    using namespace ProjectExplorer;
    const Project *project = ProjectManager::startupProject();
    const Target *target = ProjectManager::startupTarget();
    const Utils::Id cxx = ProjectExplorer::Constants::CXX_LANGUAGE_ID;
    const bool canRun = target && project->projectLanguages().contains(cxx)
                  && ToolChainKitAspect::cxxToolChain(target->kit());
    manualRunAction->setEnabled(canRun);
}

CppcheckPlugin::CppcheckPlugin() = default;

CppcheckPlugin::~CppcheckPlugin() = default;

void CppcheckPlugin::initialize()
{
    d.reset(new CppcheckPluginPrivate);

    using namespace Core;
    ActionContainer *menu = ActionManager::actionContainer(Debugger::Constants::M_DEBUG_ANALYZER);

    {
        auto action = new QAction(Tr::tr("Cppcheck..."), this);
        menu->addAction(ActionManager::registerAction(action, Constants::MANUAL_RUN_ACTION),
                        Debugger::Constants::G_ANALYZER_TOOLS);
        connect(action, &QAction::triggered,
                d.get(), &CppcheckPluginPrivate::startManualRun);
        d->manualRunAction = action;
    }

    using ProjectExplorer::ProjectExplorerPlugin;
    connect(ProjectExplorerPlugin::instance(), &ProjectExplorerPlugin::runActionsUpdated,
            d.get(), &CppcheckPluginPrivate::updateManualRunAction);
    d->updateManualRunAction();
}

} // Cppcheck::Internal