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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/metrics/structured/event.h"
#include <map>
#include <memory>
#include <string>
#include "base/uuid.h"
#include "base/values.h"
namespace metrics::structured {
Event::MetricValue::MetricValue(MetricType type, base::Value value)
: type(type), value(std::move(value)) {}
Event::MetricValue::MetricValue(Event::MetricValue&& other) = default;
Event::MetricValue& Event::MetricValue::operator=(Event::MetricValue&& other) =
default;
bool Event::MetricValue::operator==(const Event::MetricValue& rhs) const {
return type == rhs.type && value == rhs.value;
}
Event::MetricValue::~MetricValue() = default;
Event::EventSequenceMetadata::EventSequenceMetadata(int reset_counter)
: reset_counter(reset_counter),
event_unique_id(base::Uuid::GenerateRandomV4().AsLowercaseString()) {}
Event::EventSequenceMetadata::EventSequenceMetadata(
const Event::EventSequenceMetadata& other) = default;
Event::EventSequenceMetadata& Event::EventSequenceMetadata::operator=(
const Event::EventSequenceMetadata& other) = default;
Event::EventSequenceMetadata::~EventSequenceMetadata() = default;
Event::Event() = default;
Event::Event(const std::string& project_name, const std::string& event_name)
: project_name_(project_name), event_name_(event_name) {}
Event::Event(const std::string& project_name,
const std::string& event_name,
bool is_event_sequence)
: project_name_(project_name),
event_name_(event_name),
is_event_sequence_(is_event_sequence) {}
Event::~Event() = default;
Event::Event(Event&& other)
: project_name_(std::move(other.project_name_)),
event_name_(std::move(other.event_name_)),
metric_values_(std::move(other.metric_values_)),
recorded_time_since_boot_(std::move(other.recorded_time_since_boot_)),
event_sequence_metadata_(std::move(other.event_sequence_metadata_)),
is_event_sequence_(other.is_event_sequence_) {}
Event& Event::operator=(Event&& other) {
project_name_ = std::move(other.project_name_);
event_name_ = std::move(other.event_name_);
metric_values_ = std::move(other.metric_values_);
recorded_time_since_boot_ = std::move(other.recorded_time_since_boot_);
event_sequence_metadata_ = std::move(other.event_sequence_metadata_);
is_event_sequence_ = other.is_event_sequence_;
return *this;
}
bool Event::IsEventSequenceType() const {
return is_event_sequence_;
}
Event Event::Clone() const {
auto clone = Event(project_name_, event_name_, is_event_sequence_);
for (const auto& metric : metric_values()) {
const Event::MetricValue& metric_value = metric.second;
clone.AddMetric(metric.first, metric_value.type,
metric_value.value.Clone());
}
clone.recorded_time_since_boot_ = recorded_time_since_boot_;
clone.event_sequence_metadata_ = event_sequence_metadata_;
return clone;
}
const Event::EventSequenceMetadata& Event::event_sequence_metadata() const {
CHECK(event_sequence_metadata_.has_value());
return event_sequence_metadata_.value();
}
const base::TimeDelta Event::recorded_time_since_boot() const {
CHECK(recorded_time_since_boot_.has_value());
return recorded_time_since_boot_.value();
}
bool Event::AddMetric(const std::string& metric_name,
Event::MetricType type,
base::Value&& value) {
bool valid = true;
switch (type) {
case MetricType::kHmac:
valid = value.is_string();
break;
// no base::LongValue so int64_t is encoded in a string.
case MetricType::kLong:
valid = value.is_string();
break;
case MetricType::kInt:
valid = value.is_int();
break;
case MetricType::kDouble:
valid = value.is_double();
break;
case MetricType::kRawString:
valid = value.is_string();
break;
case MetricType::kBoolean:
valid = value.is_bool();
break;
}
if (!valid) {
return false;
}
auto pair =
metric_values_.emplace(metric_name, MetricValue(type, std::move(value)));
return pair.second;
}
void Event::SetEventSequenceMetadata(
const Event::EventSequenceMetadata& event_sequence_metadata) {
event_sequence_metadata_ = event_sequence_metadata;
}
void Event::SetRecordedTimeSinceBoot(base::TimeDelta recorded_time_since_boot) {
recorded_time_since_boot_ = recorded_time_since_boot;
}
} // namespace metrics::structured
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