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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "webassemblyrunconfigurationaspects.h"
#include "webassemblyrunconfiguration.h"
#include "webassemblyconstants.h"
#include <projectexplorer/buildconfiguration.h>
#include <projectexplorer/buildsystem.h>
#include <projectexplorer/devicesupport/devicemanager.h>
#include <projectexplorer/devicesupport/deviceusedportsgatherer.h>
#include <projectexplorer/project.h>
#include <projectexplorer/runcontrol.h>
#include <projectexplorer/target.h>
using namespace ProjectExplorer;
using namespace Utils;
namespace WebAssembly {
namespace Internal {
static FilePath pythonInterpreter(const Environment &env)
{
const QString emsdkPythonEnvVarKey("EMSDK_PYTHON");
if (env.hasKey(emsdkPythonEnvVarKey))
return FilePath::fromUserInput(env.value(emsdkPythonEnvVarKey));
// FIXME: Centralize addPythonsFromPath() from the Python plugin and use that
for (const char *interpreterCandidate : {"python3", "python", "python2"}) {
const FilePath interpereter = env.searchInPath(QLatin1String(interpreterCandidate));
if (interpereter.isExecutableFile())
return interpereter;
}
return {};
}
static CommandLine emrunCommand(const Target *target,
const QString &buildKey,
const QString &browser,
const QString &port)
{
if (BuildConfiguration *bc = target->activeBuildConfiguration()) {
const Environment env = bc->environment();
const FilePath emrun = env.searchInPath("emrun");
const FilePath emrunPy = emrun.absolutePath().pathAppended(emrun.baseName() + ".py");
const FilePath targetPath = bc->buildSystem()->buildTarget(buildKey).targetFilePath;
const FilePath html = targetPath.absolutePath() / targetPath.baseName() + ".html";
QStringList args(emrunPy.path());
if (!browser.isEmpty()) {
args.append("--browser");
args.append(browser);
}
args.append("--port");
args.append(port);
args.append("--no_emrun_detect");
args.append("--serve_after_close");
args.append(html.toString());
return CommandLine(pythonInterpreter(env), args);
}
return {};
}
// Runs a webassembly application via emscripten's "emrun" tool
// https://emscripten.org/docs/compiling/Running-html-files-with-emrun.html
class EmrunRunConfiguration : public ProjectExplorer::RunConfiguration
{
public:
EmrunRunConfiguration(Target *target, Utils::Id id)
: RunConfiguration(target, id)
{
auto webBrowserAspect = addAspect<WebBrowserSelectionAspect>(target);
auto effectiveEmrunCall = addAspect<StringAspect>();
effectiveEmrunCall->setLabelText(EmrunRunConfigurationFactory::tr("Effective emrun call:"));
effectiveEmrunCall->setDisplayStyle(StringAspect::TextEditDisplay);
effectiveEmrunCall->setReadOnly(true);
setUpdater([this, target, effectiveEmrunCall, webBrowserAspect] {
effectiveEmrunCall->setValue(emrunCommand(target,
buildKey(),
webBrowserAspect->currentBrowser(),
"<port>").toUserOutput());
});
connect(webBrowserAspect, &BaseAspect::changed, this, &RunConfiguration::update);
connect(target, &Target::buildSystemUpdated, this, &RunConfiguration::update);
}
};
class EmrunRunWorker : public SimpleTargetRunner
{
public:
EmrunRunWorker(RunControl *runControl)
: SimpleTargetRunner(runControl)
{
auto portsGatherer = new PortsGatherer(runControl);
addStartDependency(portsGatherer);
setStartModifier([this, runControl, portsGatherer] {
const QString browserId =
runControl->aspect<WebBrowserSelectionAspect>()->currentBrowser;
setCommandLine(emrunCommand(runControl->target(),
runControl->buildKey(),
browserId,
QString::number(portsGatherer->findEndPoint().port())));
setEnvironment(runControl->buildEnvironment());
});
}
};
RunWorkerFactory::WorkerCreator makeEmrunWorker()
{
return RunWorkerFactory::make<EmrunRunWorker>();
}
// Factories
EmrunRunConfigurationFactory::EmrunRunConfigurationFactory()
{
registerRunConfiguration<EmrunRunConfiguration>(Constants::WEBASSEMBLY_RUNCONFIGURATION_EMRUN);
addSupportedTargetDeviceType(Constants::WEBASSEMBLY_DEVICE_TYPE);
}
} // namespace Internal
} // namespace Webassembly
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