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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/webauthn/android/webauthn_cred_man_delegate.h"
#include <optional>
#include <string>
#include <utility>
#include "base/android/jni_android.h"
#include "base/functional/callback.h"
#include "base/metrics/histogram_functions.h"
#include "base/notreached.h"
#include "components/webauthn/android/cred_man_support.h"
#include "content/public/browser/web_contents.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "components/webauthn/android/jni_headers/CredManSupportProvider_jni.h"
namespace content {
class WebContents;
} // namespace content
namespace webauthn {
using webauthn::CredManSupport;
WebAuthnCredManDelegate::WebAuthnCredManDelegate(
content::WebContents* web_contents) {}
WebAuthnCredManDelegate::~WebAuthnCredManDelegate() = default;
void WebAuthnCredManDelegate::OnCredManConditionalRequestPending(
bool has_passkeys,
base::RepeatingCallback<void(bool)> full_assertion_request) {
has_passkeys_ = has_passkeys ? kHasPasskeys : kNoPasskeys;
show_cred_man_ui_callback_ = std::move(full_assertion_request);
std::vector<base::OnceClosure> notification_closures;
if (credentials_available_closure_) {
std::move(credentials_available_closure_).Run();
}
}
void WebAuthnCredManDelegate::OnCredManUiClosed(bool success) {
if (!request_completion_callback_.is_null()) {
request_completion_callback_.Run(success);
}
}
void WebAuthnCredManDelegate::TriggerCredManUi(
RequestPasswords request_passwords) {
if (!passkeys_after_fill_recorded_) {
passkeys_after_fill_recorded_ = true;
base::UmaHistogramBoolean(
"PasswordManager.PasskeysArrivedAfterAutofillDisplay",
has_passkeys_ == kNotReady);
}
if (show_cred_man_ui_callback_.is_null()) {
return;
}
show_cred_man_ui_callback_.Run(request_passwords.value() &&
!filling_callback_.is_null());
}
WebAuthnCredManDelegate::State WebAuthnCredManDelegate::HasPasskeys() const {
return has_passkeys_;
}
void WebAuthnCredManDelegate::CleanUpConditionalRequest() {
show_cred_man_ui_callback_.Reset();
has_passkeys_ = kNotReady;
}
void WebAuthnCredManDelegate::SetRequestCompletionCallback(
base::RepeatingCallback<void(bool)> callback) {
request_completion_callback_ = std::move(callback);
}
void WebAuthnCredManDelegate::SetFillingCallback(
base::OnceCallback<void(const std::u16string&, const std::u16string&)>
filling_callback) {
filling_callback_ = std::move(filling_callback);
}
void WebAuthnCredManDelegate::FillUsernameAndPassword(
const std::u16string& username,
const std::u16string& password) {
std::move(filling_callback_).Run(username, password);
}
void WebAuthnCredManDelegate::RequestNotificationWhenCredentialsReady(
base::OnceClosure closure) {
if (has_passkeys_ != kNotReady) {
std::move(closure).Run();
return;
}
CHECK(!credentials_available_closure_);
credentials_available_closure_ = std::move(closure);
}
base::WeakPtr<WebAuthnCredManDelegate> WebAuthnCredManDelegate::AsWeakPtr() {
return weak_ptr_factory_.GetWeakPtr();
}
// static
WebAuthnCredManDelegate::CredManEnabledMode
WebAuthnCredManDelegate::CredManMode() {
if (!cred_man_support_.has_value()) {
cred_man_support_ = Java_CredManSupportProvider_getCredManSupport(
base::android::AttachCurrentThread());
}
switch (cred_man_support_.value()) {
case CredManSupport::NOT_EVALUATED:
NOTREACHED();
case CredManSupport::DISABLED:
case CredManSupport::IF_REQUIRED:
return CredManEnabledMode::kNotEnabled;
case CredManSupport::FULL_UNLESS_INAPPLICABLE:
return CredManEnabledMode::kAllCredMan;
case CredManSupport::PARALLEL_WITH_FIDO_2:
return CredManEnabledMode::kNonGpmPasskeys;
}
return CredManEnabledMode::kNotEnabled;
}
std::optional<int> WebAuthnCredManDelegate::cred_man_support_ = std::nullopt;
} // namespace webauthn
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