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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#include "stackbuildstep.h"

#include "haskellmanager.h"

#include <projectexplorer/buildconfiguration.h>
#include <projectexplorer/project.h>
#include <projectexplorer/projectexplorerconstants.h>

using namespace ProjectExplorer;

const char C_STACK_BUILD_STEP_ID[] = "Haskell.Stack.Build";

namespace Haskell {
namespace Internal {

StackBuildStep::StackBuildStep(ProjectExplorer::BuildStepList *bsl)
    : AbstractProcessStep(bsl, C_STACK_BUILD_STEP_ID)
{
    setDefaultDisplayName(trDisplayName());

    const auto updateArguments = [this] {
        const auto projectDir = QDir(project()->projectDirectory().toString());
        processParameters()->setArguments(
            "build --work-dir \""
            + projectDir.relativeFilePath(buildConfiguration()->buildDirectory().toString()) + "\"");
    };
    const auto updateEnvironment = [this] {
        processParameters()->setEnvironment(buildConfiguration()->environment());
    };
    processParameters()->setCommand(HaskellManager::stackExecutable().toString());
    updateArguments();
    processParameters()->setWorkingDirectory(project()->projectDirectory().toString());
    updateEnvironment();
    connect(HaskellManager::instance(),
            &HaskellManager::stackExecutableChanged,
            this,
            [this](const Utils::FileName &stackExe) {
                processParameters()->setCommand(stackExe.toString());
            });
    connect(buildConfiguration(), &BuildConfiguration::buildDirectoryChanged, this, updateArguments);
    connect(buildConfiguration(), &BuildConfiguration::environmentChanged, this, updateEnvironment);
}

BuildStepConfigWidget *StackBuildStep::createConfigWidget()
{
    return new SimpleBuildStepConfigWidget(this);
}

QString StackBuildStep::trDisplayName()
{
    return tr("Stack Build");
}

StackBuildStepFactory::StackBuildStepFactory()
{
    registerStep<StackBuildStep>(C_STACK_BUILD_STEP_ID);
    setDisplayName(StackBuildStep::StackBuildStep::trDisplayName());
    setSupportedStepList(ProjectExplorer::Constants::BUILDSTEPS_BUILD);
}

} // namespace Internal
} // namespace Haskell