blob: 482d9e28244f39ed9e2c6e96b5d463f8d65e875b [file] [log] [blame]
// 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.
#import "ios/chrome/browser/complex_tasks/ios_task_tab_helper.h"
#include <string>
#import "ios/web/public/navigation/navigation_context.h"
#import "ios/web/public/navigation/navigation_item.h"
#import "ios/web/public/navigation/navigation_manager.h"
#if !defined(__has_feature) || !__has_feature(objc_arc)
#error "This file requires ARC support."
#endif
namespace {
// Determines if transition means the navigation will be in the same task
// or start a new task. For example, clicking on a link continues the
// current task. Starting a new search in the omnibox starts a new task.
bool DoesTransitionContinueTask(ui::PageTransition transition) {
return ui::PageTransitionCoreTypeIs(transition, ui::PAGE_TRANSITION_LINK) ||
ui::PageTransitionCoreTypeIs(transition,
ui::PAGE_TRANSITION_AUTO_SUBFRAME) ||
ui::PageTransitionCoreTypeIs(transition,
ui::PAGE_TRANSITION_MANUAL_SUBFRAME) ||
ui::PageTransitionCoreTypeIs(transition,
ui::PAGE_TRANSITION_FORM_SUBMIT) ||
transition & ui::PAGE_TRANSITION_IS_REDIRECT_MASK;
}
} // namespace
IOSTaskTabHelper::IOSTaskTabHelper(web::WebState* web_state)
: web_state_(web_state) {
web_state_->AddObserver(this);
}
IOSTaskTabHelper::~IOSTaskTabHelper() {
if (web_state_) {
web_state_->RemoveObserver(this);
web_state_ = nullptr;
}
}
void IOSTaskTabHelper::DidStartNavigation(
web::WebState* web_state,
web::NavigationContext* navigation_context) {
web::NavigationManager* navigation_manager =
web_state->GetNavigationManager();
if (navigation_manager->GetLastCommittedItem()) {
prev_item_unique_id_ =
navigation_manager->GetLastCommittedItem()->GetUniqueID();
}
}
void IOSTaskTabHelper::DidFinishNavigation(
web::WebState* web_state,
web::NavigationContext* navigation_context) {
web::NavigationManager* navigation_manager =
web_state->GetNavigationManager();
web::NavigationItem* last_committed_item =
navigation_manager->GetLastCommittedItem();
if (!last_committed_item)
return;
IOSContentRecordTaskId ios_content_record_task_id;
ios_content_record_task_id.set_task_id(
last_committed_item->GetTimestamp().since_origin().InMicroseconds());
if (DoesTransitionContinueTask(navigation_context->GetPageTransition())) {
if (prev_item_unique_id_ != -1) {
IOSContentRecordTaskId prev =
ios_content_record_task_id_map_[prev_item_unique_id_];
ios_content_record_task_id.set_parent_task_id(prev.task_id());
ios_content_record_task_id.set_root_task_id(prev.root_task_id());
} else {
ios_content_record_task_id.set_root_task_id(
ios_content_record_task_id.task_id());
}
} else {
ios_content_record_task_id.set_root_task_id(
ios_content_record_task_id.task_id());
}
ios_content_record_task_id_map_.emplace(last_committed_item->GetUniqueID(),
ios_content_record_task_id);
prev_item_unique_id_ = -1;
}
void IOSTaskTabHelper::WebStateDestroyed(web::WebState* web_state) {
web_state->RemoveObserver(this);
web_state_ = nullptr;
}
const IOSContentRecordTaskId* IOSTaskTabHelper::GetContextRecordTaskId(
int nav_id) const {
auto result = ios_content_record_task_id_map_.find(nav_id);
return result != ios_content_record_task_id_map_.end() ? &result->second
: nullptr;
}
WEB_STATE_USER_DATA_KEY_IMPL(IOSTaskTabHelper)