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#include "cmakeprojectmanager.h"
#include "cmakebuildconfiguration.h"
#include "cmakekitinformation.h"
#include "cmakeprojectconstants.h"
#include "cmakeproject.h"
#include "cmakesettingspage.h"
#include "cmaketoolmanager.h"

#include <coreplugin/icore.h>
#include <coreplugin/actionmanager/actionmanager.h>
#include <coreplugin/actionmanager/command.h>
#include <coreplugin/actionmanager/actioncontainer.h>
#include <projectexplorer/buildmanager.h>
#include <projectexplorer/projectexplorer.h>
#include <projectexplorer/projectexplorerconstants.h>
#include <projectexplorer/projecttree.h>
#include <projectexplorer/session.h>
#include <projectexplorer/target.h>

#include <QAction>
#include <QDateTime>
#include <QIcon>

using namespace ProjectExplorer;
using namespace CMakeProjectManager::Internal;

CMakeManager::CMakeManager() :
    m_runCMakeAction(new QAction(QIcon(), tr("Run CMake"), this)),
    m_clearCMakeCacheAction(new QAction(QIcon(), tr("Clear CMake Configuration"), this)),
    m_runCMakeActionContextMenu(new QAction(QIcon(), tr("Run CMake"), this)),
    m_rescanProjectAction(new QAction(QIcon(), tr("Rescan Project"), this))
{
    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);

    const Core::Context projectContext(CMakeProjectManager::Constants::CMAKEPROJECT_ID);
    const Core::Context globalContext(Core::Constants::C_GLOBAL);

    Core::Command *command = Core::ActionManager::registerAction(m_runCMakeAction,
                                                                 Constants::RUNCMAKE, globalContext);
    command->setAttribute(Core::Command::CA_Hide);
    mbuild->addAction(command, ProjectExplorer::Constants::G_BUILD_DEPLOY);
    connect(m_runCMakeAction, &QAction::triggered, [this]() {
        runCMake(SessionManager::startupProject());
    });

    command = Core::ActionManager::registerAction(m_clearCMakeCacheAction,
                                                  Constants::CLEARCMAKECACHE, globalContext);
    command->setAttribute(Core::Command::CA_Hide);
    mbuild->addAction(command, ProjectExplorer::Constants::G_BUILD_DEPLOY);
    connect(m_clearCMakeCacheAction, &QAction::triggered, [this]() {
        clearCMakeCache(SessionManager::startupProject());
    });

    command = Core::ActionManager::registerAction(m_runCMakeActionContextMenu,
                                                  Constants::RUNCMAKECONTEXTMENU, 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_runCMakeActionContextMenu, &QAction::triggered, [this]() {
        runCMake(ProjectTree::currentProject());
    });

    command = Core::ActionManager::registerAction(m_rescanProjectAction,
                                                  Constants::RESCANPROJECT, globalContext);
    command->setAttribute(Core::Command::CA_Hide);
    mbuild->addAction(command, ProjectExplorer::Constants::G_BUILD_DEPLOY);
    connect(m_rescanProjectAction, &QAction::triggered, [this]() {
        rescanProject(ProjectTree::currentProject());
    });

    connect(SessionManager::instance(), &SessionManager::startupProjectChanged,
            this, &CMakeManager::updateCmakeActions);
    connect(BuildManager::instance(), &BuildManager::buildStateChanged,
            this, &CMakeManager::updateCmakeActions);

    updateCmakeActions();
}

void CMakeManager::updateCmakeActions()
{
    auto project = qobject_cast<CMakeProject *>(SessionManager::startupProject());
    const bool visible = project && !BuildManager::isBuilding(project);
    m_runCMakeAction->setVisible(visible);
    m_clearCMakeCacheAction->setVisible(visible);
    m_rescanProjectAction->setVisible(visible);
}

void CMakeManager::clearCMakeCache(Project *project)
{
    auto cmakeProject = qobject_cast<CMakeProject *>(project);
    if (!cmakeProject || !cmakeProject->activeTarget() || !cmakeProject->activeTarget()->activeBuildConfiguration())
        return;

    cmakeProject->clearCMakeCache();
}

void CMakeManager::runCMake(Project *project)
{
    auto cmakeProject = qobject_cast<CMakeProject *>(project);
    if (!cmakeProject || !cmakeProject->activeTarget() || !cmakeProject->activeTarget()->activeBuildConfiguration())
        return;

    if (!ProjectExplorerPlugin::saveModifiedFiles())
        return;

    cmakeProject->runCMake();
}

void CMakeManager::rescanProject(Project *project)
{
    auto cmakeProject = qobject_cast<CMakeProject *>(project);
    if (!cmakeProject || !cmakeProject->activeTarget() || !cmakeProject->activeTarget()->activeBuildConfiguration())
        return;

    cmakeProject->runCMakeAndScanProjectTree();// by my experience: every rescan run requires cmake run too
}