// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_PAGE_LOAD_METRICS_COMMON_PAGE_LOAD_TIMING_H_
#define COMPONENTS_PAGE_LOAD_METRICS_COMMON_PAGE_LOAD_TIMING_H_

#include "components/page_load_metrics/common/page_load_metrics.mojom.h"
#include "third_party/blink/public/common/loader/loading_behavior_flag.h"

namespace page_load_metrics {

// Monotonic performance timeline navigation ID for initial (hard)
// navigations.
inline constexpr uint64_t kHardNavigationPerformanceTimelineNavigationId = 1;

// Initialize an empty PageLoadTiming with initialized empty sub-members.
mojom::PageLoadTimingPtr CreatePageLoadTiming();
mojom::LargestContentfulPaintTimingPtr CreateLargestContentfulPaintTiming();

bool IsEmpty(const mojom::DocumentTiming& timing);
bool IsEmpty(const mojom::DomainLookupTiming& timing);
bool IsEmpty(const mojom::PaintTiming& timing);
bool IsEmpty(const mojom::ParseTiming& timing);
bool IsEmpty(const mojom::PageLoadTiming& timing);
bool IsEmpty(const mojom::InteractiveTiming& timing);
bool IsEmpty(const mojom::LcpResourceLoadTimings& timing);
bool IsEmpty(const mojom::LargestContentfulPaintTiming& timing);
bool IsEmpty(const mojom::MonotonicPaintTiming& timing);
bool IsEmpty(const mojom::SoftNavigationMetrics& timing);

void InitPageLoadTimingForTest(mojom::PageLoadTiming* timing);

}  // namespace page_load_metrics

#endif  // COMPONENTS_PAGE_LOAD_METRICS_COMMON_PAGE_LOAD_TIMING_H_