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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/credentialmanagement/credential_metrics.h"
#include "base/time/time.h"
#include "services/metrics/public/cpp/ukm_builders.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/dom/document_timing.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/platform/bindings/script_state.h"
namespace blink {
// static
const char CredentialMetrics::kSupplementName[] = "CredentialMetrics";
// static
CredentialMetrics& CredentialMetrics::From(ScriptState* script_state) {
Document* document =
To<LocalDOMWindow>(ExecutionContext::From(script_state))->document();
CredentialMetrics* supplement =
Supplement<Document>::From<CredentialMetrics>(document);
if (!supplement) {
supplement = MakeGarbageCollected<CredentialMetrics>(*document);
ProvideTo(*document, supplement);
}
return *supplement;
}
CredentialMetrics::CredentialMetrics(Document& document)
: Supplement<Document>(document) {}
CredentialMetrics::~CredentialMetrics() {}
void CredentialMetrics::RecordWebAuthnConditionalUiCall() {
// It's not unexpected for conditional UI get requests to be called multiple
// times on the same page. This measurement is only for the first one, which
// should be immediately upon page load.
if (conditional_ui_timing_reported_) {
return;
}
Document* document = GetSupplementable();
// UKMs can only be recorded for top-level frames.
if (!document->GetFrame()->IsOutermostMainFrame()) {
return;
}
conditional_ui_timing_reported_ = true;
int64_t delta_ms = 0;
if (!document->GetTiming().DomContentLoadedEventEnd().is_null()) {
base::TimeDelta delta = base::TimeTicks::Now() -
document->GetTiming().DomContentLoadedEventEnd();
delta_ms = delta.InMilliseconds();
}
ukm::builders::WebAuthn_ConditionalUiGetCall(
document->domWindow()->UkmSourceID())
.SetTimeSinceDomContentLoaded(delta_ms)
.Record(document->UkmRecorder());
}
} // namespace blink
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