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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/app_banner/app_banner_controller.h"
#include <memory>
#include <utility>
#include "base/feature_list.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/event_type_names.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/modules/app_banner/before_install_prompt_event.h"
#include "third_party/blink/renderer/platform/scheduler/public/frame_scheduler.h"
#include "third_party/blink/renderer/platform/scheduler/public/scheduling_policy.h"
namespace blink {
// static
const char AppBannerController::kSupplementName[] = "AppBannerController";
// static
AppBannerController* AppBannerController::From(LocalDOMWindow& window) {
return Supplement<LocalDOMWindow>::From<AppBannerController>(window);
}
// static
void AppBannerController::BindReceiver(
LocalFrame* frame,
mojo::PendingReceiver<mojom::blink::AppBannerController> receiver) {
DCHECK(frame && frame->DomWindow());
auto& window = *frame->DomWindow();
auto* controller = AppBannerController::From(window);
if (!controller) {
controller = MakeGarbageCollected<AppBannerController>(
base::PassKey<AppBannerController>(), window);
Supplement<LocalDOMWindow>::ProvideTo(window, controller);
}
controller->Bind(std::move(receiver));
}
AppBannerController::AppBannerController(base::PassKey<AppBannerController>,
LocalDOMWindow& window)
: Supplement<LocalDOMWindow>(window), receiver_(this, &window) {}
void AppBannerController::Bind(
mojo::PendingReceiver<mojom::blink::AppBannerController> receiver) {
// We only expect one BannerPromptRequest() to ever be in flight at a time,
// and there shouldn't never be multiple callers bound at a time.
receiver_.reset();
// See https://bit.ly/2S0zRAS for task types.
receiver_.Bind(std::move(receiver), GetSupplementable()->GetTaskRunner(
TaskType::kMiscPlatformAPI));
}
void AppBannerController::Trace(Visitor* visitor) const {
visitor->Trace(receiver_);
Supplement<LocalDOMWindow>::Trace(visitor);
}
void AppBannerController::BannerPromptRequest(
mojo::PendingRemote<mojom::blink::AppBannerService> service_remote,
mojo::PendingReceiver<mojom::blink::AppBannerEvent> event_receiver,
const Vector<String>& platforms,
BannerPromptRequestCallback callback) {
// TODO(hajimehoshi): Add tests for the case the frame is detached.
// TODO(http://crbug/1289079): Test that prompt() behaves correctly when
// called in pagehide().
mojom::AppBannerPromptReply reply =
GetSupplementable()->DispatchEvent(*BeforeInstallPromptEvent::Create(
event_type_names::kBeforeinstallprompt, *GetSupplementable(),
std::move(service_remote), std::move(event_receiver), platforms)) ==
DispatchEventResult::kNotCanceled
? mojom::AppBannerPromptReply::NONE
: mojom::AppBannerPromptReply::CANCEL;
std::move(callback).Run(reply);
}
} // namespace blink
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