// Copyright 2019 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 "weblayer/browser/navigation_impl.h"

#include "content/public/browser/navigation_handle.h"

#if defined(OS_ANDROID)
#include "base/android/jni_array.h"
#include "base/android/jni_string.h"
#include "weblayer/browser/java/jni/NavigationImpl_jni.h"
#endif

#if defined(OS_ANDROID)
using base::android::AttachCurrentThread;
using base::android::ScopedJavaLocalRef;
#endif

namespace weblayer {

NavigationImpl::NavigationImpl(content::NavigationHandle* navigation_handle)
    : navigation_handle_(navigation_handle) {}

NavigationImpl::~NavigationImpl() {
#if defined(OS_ANDROID)
  if (java_navigation_) {
    Java_NavigationImpl_onNativeDestroyed(AttachCurrentThread(),
                                          java_navigation_);
  }
#endif
}

#if defined(OS_ANDROID)
void NavigationImpl::SetJavaNavigation(
    JNIEnv* env,
    const base::android::JavaParamRef<jobject>& java_navigation) {
  java_navigation_.Reset(env, java_navigation);
}

ScopedJavaLocalRef<jstring> NavigationImpl::GetUri(
    JNIEnv* env,
    const base::android::JavaParamRef<jobject>& obj) {
  return ScopedJavaLocalRef<jstring>(
      base::android::ConvertUTF8ToJavaString(env, GetURL().spec()));
}

ScopedJavaLocalRef<jobject> NavigationImpl::GetRedirectChain(
    JNIEnv* env,
    const base::android::JavaParamRef<jobject>& obj) {
  std::vector<std::string> jni_redirects;
  for (const GURL& redirect : GetRedirectChain())
    jni_redirects.push_back(redirect.spec());
  return base::android::ToJavaArrayOfStrings(env, jni_redirects);
}
#endif

GURL NavigationImpl::GetURL() {
  return navigation_handle_->GetURL();
}

const std::vector<GURL>& NavigationImpl::GetRedirectChain() {
  return navigation_handle_->GetRedirectChain();
}

Navigation::State NavigationImpl::GetState() {
  NOTIMPLEMENTED() << "TODO: properly implement this";
  return Navigation::State::kWaitingResponse;
}

}  // namespace weblayer