fune/toolkit/components/glean/bindings/private/Timespan.cpp

129 lines
3.6 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/glean/bindings/Timespan.h"
#include "Common.h"
#include "nsString.h"
#include "mozilla/Components.h"
#include "mozilla/ResultVariant.h"
#include "mozilla/glean/bindings/ScalarGIFFTMap.h"
#include "mozilla/glean/fog_ffi_generated.h"
#include "nsIClassInfoImpl.h"
namespace mozilla::glean {
namespace impl {
void TimespanMetric::Start() const {
auto optScalarId = ScalarIdForMetric(mId);
if (optScalarId) {
auto scalarId = optScalarId.extract();
GetTimesToStartsLock().apply([&](auto& lock) {
(void)NS_WARN_IF(lock.ref()->Remove(scalarId));
lock.ref()->InsertOrUpdate(scalarId, TimeStamp::Now());
});
}
fog_timespan_start(mId);
}
void TimespanMetric::Stop() const {
auto optScalarId = ScalarIdForMetric(mId);
if (optScalarId) {
auto scalarId = optScalarId.extract();
GetTimesToStartsLock().apply([&](auto& lock) {
auto optStart = lock.ref()->Extract(scalarId);
if (!NS_WARN_IF(!optStart)) {
double delta = (TimeStamp::Now() - optStart.extract()).ToMilliseconds();
uint32_t theDelta = static_cast<uint32_t>(delta);
if (delta > std::numeric_limits<uint32_t>::max()) {
theDelta = std::numeric_limits<uint32_t>::max();
} else if (MOZ_UNLIKELY(delta < 0)) {
theDelta = 0;
}
Telemetry::ScalarSet(scalarId, theDelta);
}
});
}
fog_timespan_stop(mId);
}
void TimespanMetric::Cancel() const {
auto optScalarId = ScalarIdForMetric(mId);
if (optScalarId) {
auto scalarId = optScalarId.extract();
GetTimesToStartsLock().apply(
[&](auto& lock) { lock.ref()->Remove(scalarId); });
}
fog_timespan_cancel(mId);
}
void TimespanMetric::SetRaw(uint32_t aDuration) const {
auto optScalarId = ScalarIdForMetric(mId);
if (optScalarId) {
auto scalarId = optScalarId.extract();
Telemetry::ScalarSet(scalarId, aDuration);
}
fog_timespan_set_raw(mId, aDuration);
}
Result<Maybe<uint64_t>, nsCString> TimespanMetric::TestGetValue(
const nsACString& aPingName) const {
if (!fog_timespan_test_has_value(mId, &aPingName)) {
return Maybe<uint64_t>();
}
return Some(fog_timespan_test_get_value(mId, &aPingName));
}
} // namespace impl
NS_IMPL_CLASSINFO(GleanTimespan, nullptr, 0, {0})
NS_IMPL_ISUPPORTS_CI(GleanTimespan, nsIGleanTimespan)
NS_IMETHODIMP
GleanTimespan::Start() {
mTimespan.Start();
return NS_OK;
}
NS_IMETHODIMP
GleanTimespan::Stop() {
mTimespan.Stop();
return NS_OK;
}
NS_IMETHODIMP
GleanTimespan::Cancel() {
mTimespan.Cancel();
return NS_OK;
}
NS_IMETHODIMP
GleanTimespan::SetRaw(uint32_t aDuration) {
mTimespan.SetRaw(aDuration);
return NS_OK;
}
NS_IMETHODIMP
GleanTimespan::TestGetValue(const nsACString& aStorageName,
JS::MutableHandle<JS::Value> aResult) {
auto result = mTimespan.TestGetValue(aStorageName);
if (result.isErr()) {
aResult.set(JS::UndefinedValue());
LogToBrowserConsole(nsIScriptError::errorFlag,
NS_ConvertUTF8toUTF16(result.unwrapErr()));
return NS_ERROR_LOSS_OF_SIGNIFICANT_DATA;
}
auto optresult = result.unwrap();
if (optresult.isNothing()) {
aResult.set(JS::UndefinedValue());
} else {
aResult.set(JS::DoubleValue(static_cast<double>(optresult.value())));
}
return NS_OK;
}
} // namespace mozilla::glean