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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/feature_engagement_tracker/internal/init_aware_model.h"
#include "base/bind.h"
namespace feature_engagement_tracker {
InitAwareModel::InitAwareModel(std::unique_ptr<Model> model)
: model_(std::move(model)),
initialization_complete_(false),
weak_ptr_factory_(this) {
DCHECK(model_);
}
InitAwareModel::~InitAwareModel() = default;
void InitAwareModel::Initialize(const OnModelInitializationFinished& callback,
uint32_t current_day) {
model_->Initialize(base::Bind(&InitAwareModel::OnInitializeComplete,
weak_ptr_factory_.GetWeakPtr(), callback),
current_day);
}
bool InitAwareModel::IsReady() const {
return model_->IsReady();
}
const Event* InitAwareModel::GetEvent(const std::string& event_name) const {
return model_->GetEvent(event_name);
}
void InitAwareModel::IncrementEvent(const std::string& event_name,
uint32_t current_day) {
if (IsReady()) {
model_->IncrementEvent(event_name, current_day);
return;
}
if (initialization_complete_)
return;
queued_events_.push_back(std::tie(event_name, current_day));
}
void InitAwareModel::OnInitializeComplete(
const OnModelInitializationFinished& callback,
bool success) {
initialization_complete_ = true;
if (success) {
for (auto& event : queued_events_)
model_->IncrementEvent(std::get<0>(event), std::get<1>(event));
}
queued_events_.clear();
callback.Run(success);
}
size_t InitAwareModel::GetQueuedEventCountForTesting() {
return queued_events_.size();
}
} // namespace feature_engagement_tracker
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