// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

#include "cmakeprojectplugin.h"

#include "cmakebuildconfiguration.h"
#include "cmakebuildstep.h"
#include "cmakebuildsystem.h"
#include "cmakeeditor.h"
#include "cmakeformatter.h"
#include "cmakeformattersettings.h"
#include "cmakeinstallstep.h"
#include "cmakekitinformation.h"
#include "cmakelocatorfilter.h"
#include "cmakeproject.h"
#include "cmakeprojectconstants.h"
#include "cmakeprojectmanager.h"
#include "cmakeprojectmanagertr.h"
#include "cmakeprojectnodes.h"
#include "cmakesettingspage.h"
#include "cmakespecificsettings.h"
#include "cmaketoolmanager.h"

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

#include <projectexplorer/projectexplorerconstants.h>
#include <projectexplorer/projectmanager.h>
#include <projectexplorer/projecttree.h>

#include <texteditor/formattexteditor.h>
#include <texteditor/snippets/snippetprovider.h>

#include <utils/fsengine/fileiconprovider.h>
#include <utils/parameteraction.h>

#include <QTimer>
#include <QMenu>

using namespace Core;
using namespace ProjectExplorer;
using namespace Utils;

namespace CMakeProjectManager::Internal {

bool isAutoFormatApplicable(const Core::IDocument *document, const QStringList &allowedMimeTypes)
{
    if (!document)
        return false;

    if (allowedMimeTypes.isEmpty())
        return true;

    const Utils::MimeType documentMimeType = Utils::mimeTypeForName(document->mimeType());
    return Utils::anyOf(allowedMimeTypes, [&documentMimeType](const QString &mime) {
        return documentMimeType.inherits(mime);
    });
}

class CMakeProjectPluginPrivate : public QObject
{
public:
    CMakeProjectPluginPrivate();
    void updateActions(Core::IEditor *editor = nullptr);
    void autoFormatOnSave(Core::IDocument *document);

    CMakeToolManager cmakeToolManager; // have that before the first CMakeKitAspect

    ParameterAction buildTargetContextAction{
        Tr::tr("Build"),
        Tr::tr("Build \"%1\""),
        ParameterAction::AlwaysEnabled/*handled manually*/
    };

    CMakeSettingsPage settingsPage;
    CMakeSpecificSettingsPage specificSettings;

    CMakeManager manager;
    CMakeBuildStepFactory buildStepFactory;
    CMakeBuildConfigurationFactory buildConfigFactory;
    CMakeEditorFactory editorFactor;
    CMakeInstallStepFactory installStepFactory;
    BuildCMakeTargetLocatorFilter buildCMakeTargetLocatorFilter;
    OpenCMakeTargetLocatorFilter openCMakeTargetLocationFilter;

    CMakeKitAspect cmakeKitAspect;
    CMakeGeneratorKitAspect cmakeGeneratorKitAspect;
    CMakeConfigurationKitAspect cmakeConfigurationKitAspect;

    CMakeFormatter cmakeFormatter;
};

CMakeProjectPluginPrivate::CMakeProjectPluginPrivate()
{
    const Core::EditorManager *editorManager = Core::EditorManager::instance();
    QObject::connect(editorManager, &Core::EditorManager::currentEditorChanged,
            this, &CMakeProjectPluginPrivate::updateActions);
    QObject::connect(editorManager, &Core::EditorManager::aboutToSave,
            this, &CMakeProjectPluginPrivate::autoFormatOnSave);
}

void CMakeProjectPluginPrivate::updateActions(Core::IEditor *editor)
{
    cmakeFormatter.updateActions(editor);
}

void CMakeProjectPluginPrivate::autoFormatOnSave(Core::IDocument *document)
{
    if (!CMakeFormatterSettings::instance()->autoFormatOnSave())
        return;

    if (!isAutoFormatApplicable(document, CMakeFormatterSettings::instance()->autoFormatMime()))
        return;

    // Check if file is contained in the current project (if wished)
    if (CMakeFormatterSettings::instance()->autoFormatOnlyCurrentProject()) {
        const ProjectExplorer::Project *pro = ProjectExplorer::ProjectTree::currentProject();
        if (!pro || pro->files([document](const ProjectExplorer::Node *n) {
                      return ProjectExplorer::Project::SourceFiles(n)
                             && n->filePath() == document->filePath();
                  }).isEmpty()) {
            return;
        }
    }

    if (!cmakeFormatter.isApplicable(document))
        return;
    const TextEditor::Command command = cmakeFormatter.command();
    if (!command.isValid())
        return;
    const QList<Core::IEditor *> editors = Core::DocumentModel::editorsForDocument(document);
    if (editors.isEmpty())
        return;
    IEditor *currentEditor = EditorManager::currentEditor();
    IEditor *editor = editors.contains(currentEditor) ? currentEditor : editors.first();
    if (auto widget = TextEditor::TextEditorWidget::fromEditor(editor))
        TextEditor::formatEditor(widget, command);
}

CMakeProjectPlugin::~CMakeProjectPlugin()
{
    delete d;
}

void CMakeProjectPlugin::initialize()
{
    d = new CMakeProjectPluginPrivate;
    CMakeSpecificSettings::instance()->readSettings(ICore::settings());

    const Context projectContext{CMakeProjectManager::Constants::CMAKE_PROJECT_ID};

    FileIconProvider::registerIconOverlayForSuffix(Constants::Icons::FILE_OVERLAY, "cmake");
    FileIconProvider::registerIconOverlayForFilename(Constants::Icons::FILE_OVERLAY,
                                                     "CMakeLists.txt");

    TextEditor::SnippetProvider::registerGroup(Constants::CMAKE_SNIPPETS_GROUP_ID,
                                               Tr::tr("CMake", "SnippetProvider"));
    ProjectManager::registerProjectType<CMakeProject>(Constants::CMAKE_PROJECT_MIMETYPE);

    //register actions
    Command *command = ActionManager::registerAction(&d->buildTargetContextAction,
                                                     Constants::BUILD_TARGET_CONTEXT_MENU,
                                                     projectContext);
    command->setAttribute(Command::CA_Hide);
    command->setAttribute(Command::CA_UpdateText);
    command->setDescription(d->buildTargetContextAction.text());

    ActionManager::actionContainer(ProjectExplorer::Constants::M_SUBPROJECTCONTEXT)
            ->addAction(command, ProjectExplorer::Constants::G_PROJECT_BUILD);

    // Wire up context menu updates:
    connect(ProjectTree::instance(), &ProjectTree::currentNodeChanged,
            this, &CMakeProjectPlugin::updateContextActions);

    connect(&d->buildTargetContextAction, &ParameterAction::triggered, this, [] {
        if (auto bs = qobject_cast<CMakeBuildSystem *>(ProjectTree::currentBuildSystem())) {
            auto targetNode = dynamic_cast<const CMakeTargetNode *>(ProjectTree::currentNode());
            bs->buildCMakeTarget(targetNode ? targetNode->displayName() : QString());
        }
    });

    Core::ActionContainer *menu = Core::ActionManager::createMenu(Constants::CMAKEFORMATTER_MENU_ID);
    menu->menu()->setTitle(Tr::tr("CMakeFormatter"));
    menu->setOnAllDisabledBehavior(Core::ActionContainer::Show);
    Core::ActionManager::actionContainer(Core::Constants::M_TOOLS)->addMenu(menu);

    d->cmakeFormatter.initialize();
    d->updateActions();
}

void CMakeProjectPlugin::extensionsInitialized()
{
    // Delay the restoration to allow the devices to load first.
    QTimer::singleShot(0, this, [] { CMakeToolManager::restoreCMakeTools(); });
}

void CMakeProjectPlugin::updateContextActions(Node *node)
{
    auto targetNode = dynamic_cast<const CMakeTargetNode *>(node);
    const QString targetDisplayName = targetNode ? targetNode->displayName() : QString();

    // Build Target:
    d->buildTargetContextAction.setParameter(targetDisplayName);
    d->buildTargetContextAction.setEnabled(targetNode);
    d->buildTargetContextAction.setVisible(targetNode);
}

} // CMakeProjectManager::Internal