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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/feed/android/feed_service_bridge.h"
#include <vector>
#include "base/android/jni_android.h"
#include "base/android/jni_array.h"
#include "base/android/jni_string.h"
#include "base/android/scoped_java_ref.h"
#include "base/check_op.h"
#include "base/notreached.h"
#include "base/time/time.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/feed/feed_service_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "components/feed/core/shared_prefs/pref_names.h"
#include "components/feed/core/v2/config.h"
#include "components/feed/core/v2/public/feed_service.h"
#include "components/feed/core/v2/public/stream_type.h"
#include "components/feed/feed_feature_list.h"
#include "components/metrics/metrics_service.h"
#include "components/prefs/pref_service.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/browser/feed/android/jni_headers/FeedServiceBridge_jni.h"
namespace feed {
namespace {
FeedService* GetFeedService() {
Profile* profile = ProfileManager::GetLastUsedProfile();
if (!profile)
return nullptr;
return FeedServiceFactory::GetForBrowserContext(profile);
}
FeedApi* GetFeedApi() {
FeedService* service = GetFeedService();
if (!service)
return nullptr;
return service->GetStream();
}
} // namespace
static jboolean JNI_FeedServiceBridge_IsEnabled(JNIEnv* env) {
return FeedServiceBridge::IsEnabled();
}
static void JNI_FeedServiceBridge_Startup(JNIEnv* env) {
// Trigger creation FeedService, since we need to handle certain browser
// events, like sign-in/sign-out, even if the Feed isn't visible.
GetFeedService();
}
static int JNI_FeedServiceBridge_GetLoadMoreTriggerLookahead(JNIEnv* env) {
return GetFeedConfig().load_more_trigger_lookahead;
}
static int JNI_FeedServiceBridge_GetLoadMoreTriggerScrollDistanceDp(
JNIEnv* env) {
return GetFeedConfig().load_more_trigger_scroll_distance_dp;
}
static jlong JNI_FeedServiceBridge_GetReliabilityLoggingId(JNIEnv* env) {
return FeedServiceBridge::GetReliabilityLoggingId();
}
static jlong JNI_FeedServiceBridge_AddUnreadContentObserver(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& j_observer,
jboolean is_web_feed) {
FeedApi* api = GetFeedApi();
if (!api)
return static_cast<jint>(ContentOrder::kUnspecified);
JavaUnreadContentObserver* observer = new JavaUnreadContentObserver(
base::android::ScopedJavaGlobalRef<jobject>(j_observer));
api->AddUnreadContentObserver(is_web_feed ? StreamType(StreamKind::kFollowing)
: StreamType(StreamKind::kForYou),
observer);
return reinterpret_cast<jlong>(observer);
}
static void JNI_FeedServiceBridge_ReportOtherUserActionForStream(
JNIEnv* env,
jint stream_kind,
jint action) {
FeedApi* api = GetFeedApi();
if (!api)
return;
api->ReportOtherUserAction(StreamType(static_cast<StreamKind>(stream_kind)),
static_cast<FeedUserActionType>(action));
}
static void JNI_FeedServiceBridge_ReportOtherUserAction(JNIEnv* env,
jint action) {
FeedApi* api = GetFeedApi();
if (!api) {
return;
}
api->ReportOtherUserAction(static_cast<FeedUserActionType>(action));
}
static jint JNI_FeedServiceBridge_GetContentOrderForWebFeed(JNIEnv* env) {
FeedApi* api = GetFeedApi();
if (!api)
return 0;
return static_cast<int>(
api->GetContentOrder(StreamType(StreamKind::kFollowing)));
}
static void JNI_FeedServiceBridge_SetContentOrderForWebFeed(
JNIEnv* env,
jint content_order) {
FeedApi* api = GetFeedApi();
if (!api)
return;
switch (content_order) {
case static_cast<jint>(ContentOrder::kGrouped):
api->SetContentOrder(StreamType(StreamKind::kFollowing),
ContentOrder::kGrouped);
return;
case static_cast<jint>(ContentOrder::kReverseChron):
api->SetContentOrder(StreamType(StreamKind::kFollowing),
ContentOrder::kReverseChron);
return;
case static_cast<jint>(ContentOrder::kUnspecified):
break;
}
NOTREACHED() << "Invalid content order: " << content_order;
}
static jboolean JNI_FeedServiceBridge_IsSignedIn(JNIEnv* env) {
return FeedServiceBridge::IsSignedIn();
}
std::string FeedServiceBridge::GetLanguageTag() {
JNIEnv* env = base::android::AttachCurrentThread();
return Java_FeedServiceBridge_getLanguageTag(env);
}
DisplayMetrics FeedServiceBridge::GetDisplayMetrics() {
JNIEnv* env = base::android::AttachCurrentThread();
std::vector<double> numbers;
base::android::JavaDoubleArrayToDoubleVector(
env, Java_FeedServiceBridge_getDisplayMetrics(env), &numbers);
DCHECK_EQ(3UL, numbers.size());
DisplayMetrics result;
result.density = numbers[0];
result.width_pixels = numbers[1];
result.height_pixels = numbers[2];
return result;
}
void FeedServiceBridge::ClearAll() {
JNIEnv* env = base::android::AttachCurrentThread();
Java_FeedServiceBridge_clearAll(env);
}
bool FeedServiceBridge::IsEnabled() {
Profile* profile = ProfileManager::GetLastUsedProfile();
return FeedService::IsEnabled(*profile->GetPrefs());
}
void FeedServiceBridge::PrefetchImage(const GURL& url) {
JNIEnv* env = base::android::AttachCurrentThread();
Java_FeedServiceBridge_prefetchImage(env, url.spec());
}
uint64_t FeedServiceBridge::GetReliabilityLoggingId() {
PrefService* profile_prefs = ProfileManager::GetLastUsedProfile()->GetPrefs();
if (!g_browser_process->metrics_service()) {
// If for some reason we don't have the metrics client ID, an ID based only
// on the random "salt" will be generated.
return FeedService::GetReliabilityLoggingId(/*metrics_id=*/std::string(),
profile_prefs);
}
return FeedService::GetReliabilityLoggingId(
g_browser_process->metrics_service()->GetClientId(), profile_prefs);
}
// static
bool FeedServiceBridge::IsSignedIn() {
return GetFeedService()->IsSignedIn();
}
JavaUnreadContentObserver::JavaUnreadContentObserver(
base::android::ScopedJavaGlobalRef<jobject> j_observer)
: obj_(j_observer) {}
feed::JavaUnreadContentObserver::~JavaUnreadContentObserver() = default;
void JavaUnreadContentObserver::HasUnreadContentChanged(
bool has_unread_content) {
JNIEnv* env = base::android::AttachCurrentThread();
Java_UnreadContentObserver_hasUnreadContentChanged(env, obj_,
has_unread_content);
}
void JavaUnreadContentObserver::Destroy(JNIEnv*) {
delete this;
}
} // namespace feed
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