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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/android/callback_android.h"
#include "base/functional/callback_forward.h"
#include "base/types/optional_ref.h"
#include "chrome/browser/content_extraction/inner_text.h"
#include "content/public/browser/render_frame_host.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/browser/content_extraction/android/jni_headers/InnerTextBridge_jni.h"
using ::base::android::JavaParamRef;
namespace {
void OnGotInnerText(
base::OnceCallback<void(const base::optional_ref<const std::string>)>
optional_string_callback,
std::unique_ptr<content_extraction::InnerTextResult> inner_text) {
if (!optional_string_callback) {
return;
}
if (!inner_text) {
std::move(optional_string_callback).Run(base::optional_ref<std::string>());
} else {
std::move(optional_string_callback).Run(inner_text->inner_text);
}
}
} // namespace
void JNI_InnerTextBridge_GetInnerText(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& jrender_frame_host,
const JavaParamRef<jobject>& jcallback) {
CHECK(jcallback);
auto* render_frame_host =
content::RenderFrameHost::FromJavaRenderFrameHost(jrender_frame_host);
if (!render_frame_host) {
base::android::RunOptionalStringCallbackAndroid(
jcallback, base::optional_ref<std::string>());
return;
}
auto callback =
base::BindOnce(&base::android::RunOptionalStringCallbackAndroid,
base::android::ScopedJavaGlobalRef<jobject>(jcallback));
content_extraction::GetInnerText(
*render_frame_host, std::nullopt,
base::BindOnce(&OnGotInnerText, std::move(callback)));
}
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