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// Copyright 2021 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/breadcrumb_manager_browser_agent.h"
#include <optional>
#include "chrome/browser/breadcrumbs/breadcrumb_manager_keyed_service_factory.h"
#include "chrome/browser/breadcrumbs/breadcrumb_manager_tab_helper.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "components/breadcrumbs/core/breadcrumb_manager_keyed_service.h"
namespace {
int GetTabId(const content::WebContents* const web_contents) {
CHECK(web_contents);
const BreadcrumbManagerTabHelper* const tab_helper =
BreadcrumbManagerTabHelper::FromWebContents(web_contents);
CHECK(tab_helper);
return tab_helper->GetUniqueId();
}
} // namespace
BreadcrumbManagerBrowserAgent::BreadcrumbManagerBrowserAgent(Browser* browser)
: browser_(browser) {
browser_->tab_strip_model()->AddObserver(this);
}
BreadcrumbManagerBrowserAgent::~BreadcrumbManagerBrowserAgent() {
browser_->tab_strip_model()->RemoveObserver(this);
}
void BreadcrumbManagerBrowserAgent::PlatformLogEvent(const std::string& event) {
BreadcrumbManagerKeyedServiceFactory::GetForBrowserContext(
browser_->profile())
->AddEvent(event);
}
void BreadcrumbManagerBrowserAgent::OnTabStripModelChanged(
TabStripModel* tab_strip_model,
const TabStripModelChange& change,
const TabStripSelectionChange& selection) {
switch (change.type()) {
case TabStripModelChange::kInserted: {
const auto& inserted_tabs = change.GetInsert()->contents;
const int num_inserted_tabs = inserted_tabs.size();
if (num_inserted_tabs == 1) {
LogTabInsertedAt(GetTabId(inserted_tabs[0].contents),
inserted_tabs[0].index,
selection.active_tab_changed());
} else {
LogTabsInserted(num_inserted_tabs);
}
return;
}
case TabStripModelChange::kRemoved: {
const auto& closed_tabs = change.GetRemove()->contents;
const int num_closed_tabs = closed_tabs.size();
if (num_closed_tabs == 1) {
LogTabClosedAt(GetTabId(closed_tabs[0].contents), closed_tabs[0].index);
} else {
LogTabsClosed(num_closed_tabs);
}
return;
}
case TabStripModelChange::kMoved: {
const auto* const move = change.GetMove();
LogTabMoved(GetTabId(move->contents), move->from_index, move->to_index);
return;
}
case TabStripModelChange::kReplaced: {
const auto* const replace = change.GetReplace();
LogTabReplaced(GetTabId(replace->old_contents),
GetTabId(replace->new_contents), replace->index);
return;
}
case TabStripModelChange::kSelectionOnly: {
if (selection.active_tab_changed()) {
std::optional<int> old_tab_id =
selection.old_contents
? std::make_optional(GetTabId(selection.old_contents))
: std::nullopt;
std::optional<int> new_tab_id =
selection.new_contents
? std::make_optional(GetTabId(selection.new_contents))
: std::nullopt;
LogActiveTabChanged(old_tab_id, new_tab_id,
selection.new_model.active());
}
return;
}
}
}
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