// Copyright 2014 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 "content/browser/service_worker/service_worker_metrics.h"

#include "base/metrics/histogram_macros.h"
#include "base/metrics/user_metrics_action.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/content_browser_client.h"
#include "content/public/browser/user_metrics.h"
#include "content/public/common/content_client.h"

namespace content {

namespace {

void RecordURLMetricOnUI(const GURL& url) {
  DCHECK_CURRENTLY_ON(BrowserThread::UI);
  GetContentClient()->browser()->RecordURLMetric(
      "ServiceWorker.ControlledPageUrl", url);
}

}  // namespace

void ServiceWorkerMetrics::CountInitDiskCacheResult(bool result) {
  UMA_HISTOGRAM_BOOLEAN("ServiceWorker.DiskCache.InitResult", result);
}

void ServiceWorkerMetrics::CountReadResponseResult(
    ServiceWorkerMetrics::ReadResponseResult result) {
  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.DiskCache.ReadResponseResult",
                            result, NUM_READ_RESPONSE_RESULT_TYPES);
}

void ServiceWorkerMetrics::CountWriteResponseResult(
    ServiceWorkerMetrics::WriteResponseResult result) {
  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.DiskCache.WriteResponseResult",
                            result, NUM_WRITE_RESPONSE_RESULT_TYPES);
}

void ServiceWorkerMetrics::CountOpenDatabaseResult(
    ServiceWorkerDatabase::Status status) {
  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.Database.OpenResult",
                            status, ServiceWorkerDatabase::STATUS_ERROR_MAX);
}

void ServiceWorkerMetrics::CountReadDatabaseResult(
    ServiceWorkerDatabase::Status status) {
  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.Database.ReadResult",
                            status, ServiceWorkerDatabase::STATUS_ERROR_MAX);
}

void ServiceWorkerMetrics::CountWriteDatabaseResult(
    ServiceWorkerDatabase::Status status) {
  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.Database.WriteResult",
                            status, ServiceWorkerDatabase::STATUS_ERROR_MAX);
}

void ServiceWorkerMetrics::RecordDestroyDatabaseResult(
    ServiceWorkerDatabase::Status status) {
  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.Database.DestroyDatabaseResult",
                            status, ServiceWorkerDatabase::STATUS_ERROR_MAX);
}

void ServiceWorkerMetrics::RecordDeleteAndStartOverResult(
    DeleteAndStartOverResult result) {
  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.Storage.DeleteAndStartOverResult",
                            result, NUM_DELETE_AND_START_OVER_RESULT_TYPES);
}

void ServiceWorkerMetrics::CountControlledPageLoad(const GURL& url) {
  RecordAction(base::UserMetricsAction("ServiceWorker.ControlledPageLoad"));
  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
                          base::Bind(&RecordURLMetricOnUI, url));
}

void ServiceWorkerMetrics::RecordStartWorkerStatus(
    ServiceWorkerStatusCode status,
    bool is_installed) {
  if (is_installed) {
    UMA_HISTOGRAM_ENUMERATION("ServiceWorker.StartWorker.Status", status,
                              SERVICE_WORKER_ERROR_MAX_VALUE);
  } else {
    UMA_HISTOGRAM_ENUMERATION("ServiceWorker.StartNewWorker.Status", status,
                              SERVICE_WORKER_ERROR_MAX_VALUE);
  }
}

void ServiceWorkerMetrics::RecordStartWorkerTime(const base::TimeDelta& time,
                                                 bool is_installed) {
  if (is_installed)
    UMA_HISTOGRAM_MEDIUM_TIMES("ServiceWorker.StartWorker.Time", time);
  else
    UMA_HISTOGRAM_MEDIUM_TIMES("ServiceWorker.StartNewWorker.Time", time);
}

void ServiceWorkerMetrics::RecordActivateEventStatus(
    ServiceWorkerStatusCode status) {
  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.ActivateEventStatus", status,
                            SERVICE_WORKER_ERROR_MAX_VALUE);
}

void ServiceWorkerMetrics::RecordInstallEventStatus(
    ServiceWorkerStatusCode status) {
  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.InstallEventStatus", status,
                            SERVICE_WORKER_ERROR_MAX_VALUE);
}

}  // namespace content