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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/extensions/api/reading_list/reading_list_api.h"
#include "base/containers/flat_set.h"
#include "base/location.h"
#include "base/time/time.h"
#include "chrome/browser/extensions/api/reading_list/reading_list_api_constants.h"
#include "chrome/browser/extensions/api/reading_list/reading_list_util.h"
#include "chrome/browser/reading_list/reading_list_model_factory.h"
#include "chrome/common/extensions/api/reading_list.h"
#include "components/reading_list/core/reading_list_entry.h"
#include "components/reading_list/core/reading_list_model.h"
#include "components/reading_list/core/reading_list_model_observer.h"
#include "extensions/browser/extension_function.h"
#include "url/gurl.h"
namespace extensions {
//////////////////////////////////////////////////////////////////////////////
/////////////////////// ReadingListAddEntryFunction //////////////////////////
//////////////////////////////////////////////////////////////////////////////
ReadingListAddEntryFunction::ReadingListAddEntryFunction() = default;
ReadingListAddEntryFunction::~ReadingListAddEntryFunction() = default;
ExtensionFunction::ResponseAction ReadingListAddEntryFunction::Run() {
auto params = api::reading_list::AddEntry::Params::Create(args());
EXTENSION_FUNCTION_VALIDATE(params);
title_ = std::move(params->entry.title);
url_ = GURL(params->entry.url);
has_been_read_ = params->entry.has_been_read;
if (!url_.is_valid()) {
return RespondNow(Error(reading_list_api_constants::kInvalidURLError));
}
reading_list_model_ =
ReadingListModelFactory::GetForBrowserContext(browser_context());
if (!reading_list_model_->loaded()) {
reading_list_observation_.Observe(reading_list_model_);
AddRef();
return RespondLater();
}
auto response = AddEntryToReadingList();
return RespondNow(std::move(response));
}
void ReadingListAddEntryFunction::ReadingListModelLoaded(
const ReadingListModel* model) {
reading_list_observation_.Reset();
auto response = AddEntryToReadingList();
Respond(std::move(response));
Release(); // Balanced in Run().
}
ExtensionFunction::ResponseValue
ReadingListAddEntryFunction::AddEntryToReadingList() {
if (!reading_list_model_->IsUrlSupported(url_)) {
return Error(reading_list_api_constants::kNotSupportedURLError);
}
if (reading_list_model_->GetEntryByURL(url_)) {
return Error(reading_list_api_constants::kDuplicateURLError);
}
reading_list_model_->AddOrReplaceEntry(
url_, title_, reading_list::EntrySource::ADDED_VIA_EXTENSION,
/*estimated_read_time=*/base::TimeDelta());
reading_list_model_->SetReadStatusIfExists(url_, has_been_read_);
return NoArguments();
}
//////////////////////////////////////////////////////////////////////////////
///////////////////// ReadingListRemoveEntryFunction /////////////////////////
//////////////////////////////////////////////////////////////////////////////
ReadingListRemoveEntryFunction::ReadingListRemoveEntryFunction() = default;
ReadingListRemoveEntryFunction::~ReadingListRemoveEntryFunction() = default;
ExtensionFunction::ResponseAction ReadingListRemoveEntryFunction::Run() {
auto params = api::reading_list::RemoveEntry::Params::Create(args());
EXTENSION_FUNCTION_VALIDATE(params);
url_ = GURL(params->info.url);
if (!url_.is_valid()) {
return RespondNow(Error(reading_list_api_constants::kInvalidURLError));
}
reading_list_model_ =
ReadingListModelFactory::GetForBrowserContext(browser_context());
if (!reading_list_model_->loaded()) {
reading_list_observation_.Observe(reading_list_model_);
AddRef();
return RespondLater();
}
auto response = RemoveEntryFromReadingList();
return RespondNow(std::move(response));
}
void ReadingListRemoveEntryFunction::ReadingListModelLoaded(
const ReadingListModel* model) {
reading_list_observation_.Reset();
auto response = RemoveEntryFromReadingList();
Respond(std::move(response));
Release(); // Balanced in Run().
}
ExtensionFunction::ResponseValue
ReadingListRemoveEntryFunction::RemoveEntryFromReadingList() {
if (!reading_list_model_->IsUrlSupported(url_)) {
return Error(reading_list_api_constants::kNotSupportedURLError);
}
if (!reading_list_model_->GetEntryByURL(url_)) {
return Error(reading_list_api_constants::kURLNotFoundError);
}
reading_list_model_->RemoveEntryByURL(url_, FROM_HERE);
return NoArguments();
}
//////////////////////////////////////////////////////////////////////////////
///////////////////// ReadingListUpdateEntryFunction /////////////////////////
//////////////////////////////////////////////////////////////////////////////
ReadingListUpdateEntryFunction::ReadingListUpdateEntryFunction() = default;
ReadingListUpdateEntryFunction::~ReadingListUpdateEntryFunction() = default;
ExtensionFunction::ResponseAction ReadingListUpdateEntryFunction::Run() {
auto params = api::reading_list::UpdateEntry::Params::Create(args());
EXTENSION_FUNCTION_VALIDATE(params);
title_ = params->info.title;
has_been_read_ = params->info.has_been_read;
if (!title_.has_value() && !has_been_read_.has_value()) {
return RespondNow(Error(reading_list_api_constants::kNoUpdateProvided));
}
url_ = GURL(params->info.url);
if (!url_.is_valid()) {
return RespondNow(Error(reading_list_api_constants::kInvalidURLError));
}
reading_list_model_ =
ReadingListModelFactory::GetForBrowserContext(browser_context());
if (!reading_list_model_->loaded()) {
reading_list_observation_.Observe(reading_list_model_);
AddRef();
return RespondLater();
}
auto response = UpdateEntriesInTheReadingList();
return RespondNow(std::move(response));
}
void ReadingListUpdateEntryFunction::ReadingListModelLoaded(
const ReadingListModel* model) {
reading_list_observation_.Reset();
auto response = UpdateEntriesInTheReadingList();
Respond(std::move(response));
Release(); // Balanced in Run().
}
ExtensionFunction::ResponseValue
ReadingListUpdateEntryFunction::UpdateEntriesInTheReadingList() {
if (!reading_list_model_->IsUrlSupported(url_)) {
return Error(reading_list_api_constants::kNotSupportedURLError);
}
if (!reading_list_model_->GetEntryByURL(url_)) {
return Error(reading_list_api_constants::kURLNotFoundError);
}
if (title_.has_value()) {
reading_list_model_->SetEntryTitleIfExists(url_, title_.value());
}
if (has_been_read_.has_value()) {
reading_list_model_->SetReadStatusIfExists(url_, has_been_read_.value());
}
return NoArguments();
}
//////////////////////////////////////////////////////////////////////////////
///////////////////////// ReadingListQueryFunction ///////////////////////////
//////////////////////////////////////////////////////////////////////////////
ReadingListQueryFunction::ReadingListQueryFunction() = default;
ReadingListQueryFunction::~ReadingListQueryFunction() = default;
ExtensionFunction::ResponseAction ReadingListQueryFunction::Run() {
auto params = api::reading_list::Query::Params::Create(args());
EXTENSION_FUNCTION_VALIDATE(params);
if (params->info.url.has_value()) {
url_ = GURL(params->info.url.value());
if (!url_->is_valid()) {
return RespondNow(Error(reading_list_api_constants::kInvalidURLError));
}
}
title_ = params->info.title;
has_been_read_ = params->info.has_been_read;
reading_list_model_ =
ReadingListModelFactory::GetForBrowserContext(browser_context());
if (!reading_list_model_->loaded()) {
reading_list_observation_.Observe(reading_list_model_);
AddRef();
return RespondLater();
}
auto response = MatchEntries();
return RespondNow(std::move(response));
}
void ReadingListQueryFunction::ReadingListModelLoaded(
const ReadingListModel* model) {
reading_list_observation_.Reset();
auto response = MatchEntries();
Respond(std::move(response));
Release(); // Balanced in Run().
}
ExtensionFunction::ResponseValue ReadingListQueryFunction::MatchEntries() {
if (url_.has_value() && !reading_list_model_->IsUrlSupported(url_.value())) {
return Error(reading_list_api_constants::kNotSupportedURLError);
}
base::flat_set<GURL> urls = reading_list_model_->GetKeys();
std::vector<api::reading_list::ReadingListEntry> matching_entries;
for (const auto& url : urls) {
scoped_refptr<const ReadingListEntry> entry =
reading_list_model_->GetEntryByURL(url);
if (url_.has_value() && entry->URL() != url_) {
continue;
}
if (title_.has_value() && entry->Title() != title_) {
continue;
}
if (has_been_read_.has_value() && entry->IsRead() != has_been_read_) {
continue;
}
matching_entries.emplace_back(reading_list_util::ParseEntry(*entry));
}
return ArgumentList(
api::reading_list::Query::Results::Create(std::move(matching_entries)));
}
} // namespace extensions
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