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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 "chrome/browser/ui/views/media_preview/media_coordinator.h"
#include <algorithm>
#include <memory>
#include "chrome/browser/ui/views/chrome_layout_provider.h"
#include "chrome/browser/ui/views/media_preview/media_preview_metrics.h"
#include "chrome/browser/ui/views/media_preview/media_view.h"
#include "components/permissions/permission_prompt.h"
#include "components/permissions/permission_request.h"
#include "components/permissions/request_type.h"
#include "components/user_prefs/user_prefs.h"
#include "ui/color/color_id.h"
#include "ui/views/background.h"
#include "ui/views/border.h"
#include "ui/views/view.h"
#include "ui/views/view_observer.h"
namespace {
base::WeakPtr<permissions::PermissionRequest> FindPermissionRequest(
base::WeakPtr<permissions::PermissionPrompt::Delegate> delegate,
permissions::RequestType request_type) {
if (!delegate) {
return nullptr;
}
auto request_it =
std::ranges::find(delegate->Requests(), request_type,
&permissions::PermissionRequest::request_type);
if (request_it != delegate->Requests().end()) {
return (*request_it)->GetWeakPtr();
}
return nullptr;
}
} // namespace
MediaCoordinator::EligibleDevices::EligibleDevices() = default;
MediaCoordinator::EligibleDevices::EligibleDevices(
std::vector<std::string> cameras,
std::vector<std::string> mics)
: cameras(cameras), mics(mics) {}
MediaCoordinator::EligibleDevices::~EligibleDevices() = default;
MediaCoordinator::EligibleDevices::EligibleDevices(const EligibleDevices&) =
default;
MediaCoordinator::MediaCoordinator(
ViewType view_type,
views::View& parent_view,
bool is_subsection,
EligibleDevices eligible_devices,
base::WeakPtr<content::BrowserContext> browser_context,
bool allow_device_selection,
const media_preview_metrics::Context& metrics_context,
base::WeakPtr<permissions::PermissionPrompt::Delegate> delegate) {
media_view_ =
parent_view.AddChildView(std::make_unique<MediaView>(is_subsection));
media_view_->SetBetweenChildSpacing(
ChromeLayoutProvider::Get()->GetDistanceMetric(
views::DISTANCE_RELATED_CONTROL_VERTICAL));
if (!is_subsection) {
auto* provider = ChromeLayoutProvider::Get();
const int kRoundedRadius = provider->GetCornerRadiusMetric(
views::ShapeContextTokens::kOmniboxExpandedRadius);
const int kBorderThickness =
provider->GetDistanceMetric(views::DISTANCE_RELATED_CONTROL_VERTICAL);
media_view_->SetBorder(views::CreateRoundedRectBorder(
kBorderThickness, kRoundedRadius, ui::kColorSysSurface4));
media_view_->SetBackground(views::CreateRoundedRectBackground(
ui::kColorSysSurface4, kRoundedRadius));
}
if (view_type != ViewType::kMicOnly) {
auto camera_request = FindPermissionRequest(
delegate, permissions::RequestType::kCameraStream);
camera_coordinator_.emplace(
*media_view_, /*needs_borders=*/!is_subsection,
eligible_devices.cameras, allow_device_selection, browser_context,
media_preview_metrics::Context(
metrics_context.ui_location, metrics_context.preview_type,
metrics_context.prompt_type, camera_request));
}
if (view_type != ViewType::kCameraOnly) {
auto mic_request =
FindPermissionRequest(delegate, permissions::RequestType::kMicStream);
mic_coordinator_.emplace(
*media_view_, /*needs_borders=*/!is_subsection, eligible_devices.mics,
*user_prefs::UserPrefs::Get(browser_context.get()),
allow_device_selection,
media_preview_metrics::Context(
metrics_context.ui_location, metrics_context.preview_type,
metrics_context.prompt_type, mic_request));
}
}
MediaCoordinator::~MediaCoordinator() {
// Reset child coordinators before removing view.
camera_coordinator_.reset();
mic_coordinator_.reset();
if (media_view_ && media_view_->parent()) {
media_view_->parent()->RemoveChildViewT(
std::exchange(media_view_, nullptr));
}
}
void MediaCoordinator::UpdateDevicePreferenceRanking() {
if (camera_coordinator_) {
camera_coordinator_->UpdateDevicePreferenceRanking();
}
if (mic_coordinator_) {
mic_coordinator_->UpdateDevicePreferenceRanking();
}
}
void MediaCoordinator::OnCameraPermissionChange(bool has_permission) {
if (camera_coordinator_) {
camera_coordinator_->OnPermissionChange(has_permission);
}
}
namespace media_coordinator {
media_preview_metrics::PreviewType GetPreviewTypeFromMediaCoordinatorViewType(
MediaCoordinator::ViewType view_type) {
switch (view_type) {
case MediaCoordinator::ViewType::kBoth:
return media_preview_metrics::PreviewType::kCameraAndMic;
case MediaCoordinator::ViewType::kCameraOnly:
return media_preview_metrics::PreviewType::kCamera;
case MediaCoordinator::ViewType::kMicOnly:
return media_preview_metrics::PreviewType::kMic;
}
}
media_preview_metrics::PromptType GetPromptTypeFromMediaCoordinatorViewType(
MediaCoordinator::ViewType view_type) {
switch (view_type) {
case MediaCoordinator::ViewType::kBoth:
return media_preview_metrics::PromptType::kCombined;
case MediaCoordinator::ViewType::kCameraOnly:
[[fallthrough]];
case MediaCoordinator::ViewType::kMicOnly:
return media_preview_metrics::PromptType::kSingle;
}
}
} // namespace media_coordinator
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