// Copyright 2015 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 "chrome/browser/android/background_sync_launcher_android.h"

#include "base/android/context_utils.h"
#include "content/public/browser/browser_thread.h"
#include "jni/BackgroundSyncLauncher_jni.h"

using content::BrowserThread;

namespace {
base::LazyInstance<BackgroundSyncLauncherAndroid> g_background_sync_launcher =
    LAZY_INSTANCE_INITIALIZER;

// Disables the Play Services version check for testing on Chromium build bots.
// TODO(iclelland): Remove this once the bots have their play services package
// updated before every test run. (https://crbug.com/514449)
bool disable_play_services_version_check_for_tests = false;

}  // namespace

// static
BackgroundSyncLauncherAndroid* BackgroundSyncLauncherAndroid::Get() {
  DCHECK_CURRENTLY_ON(BrowserThread::UI);

  return g_background_sync_launcher.Pointer();
}

// static
void BackgroundSyncLauncherAndroid::LaunchBrowserIfStopped(
    bool launch_when_next_online,
    int64_t min_delay_ms) {
  DCHECK_CURRENTLY_ON(BrowserThread::UI);

  Get()->LaunchBrowserIfStoppedImpl(launch_when_next_online, min_delay_ms);
}

void BackgroundSyncLauncherAndroid::LaunchBrowserIfStoppedImpl(
    bool launch_when_next_online,
    int64_t min_delay_ms) {
  DCHECK_CURRENTLY_ON(BrowserThread::UI);

  JNIEnv* env = base::android::AttachCurrentThread();
  Java_BackgroundSyncLauncher_launchBrowserIfStopped(
      env, java_launcher_.obj(), base::android::GetApplicationContext(),
      launch_when_next_online, min_delay_ms);
}

// static
bool BackgroundSyncLauncherAndroid::RegisterLauncher(JNIEnv* env) {
  return RegisterNativesImpl(env);
}

// static
void BackgroundSyncLauncherAndroid::SetPlayServicesVersionCheckDisabledForTests(
    bool disabled) {
  DCHECK_CURRENTLY_ON(BrowserThread::UI);
  disable_play_services_version_check_for_tests = disabled;
}

// static
bool BackgroundSyncLauncherAndroid::ShouldDisableBackgroundSync() {
  DCHECK_CURRENTLY_ON(BrowserThread::UI);
  if (disable_play_services_version_check_for_tests) {
    return false;
  }
  return Java_BackgroundSyncLauncher_shouldDisableBackgroundSync(
      base::android::AttachCurrentThread(),
      base::android::GetApplicationContext());
}

BackgroundSyncLauncherAndroid::BackgroundSyncLauncherAndroid() {
  DCHECK_CURRENTLY_ON(BrowserThread::UI);

  JNIEnv* env = base::android::AttachCurrentThread();
  java_launcher_.Reset(Java_BackgroundSyncLauncher_create(
      env, base::android::GetApplicationContext()));
}

BackgroundSyncLauncherAndroid::~BackgroundSyncLauncherAndroid() {
  DCHECK_CURRENTLY_ON(BrowserThread::UI);

  JNIEnv* env = base::android::AttachCurrentThread();
  Java_BackgroundSyncLauncher_destroy(env, java_launcher_.obj());
}