| // Copyright 2020 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. |
| |
| #include "components/autofill_assistant/browser/trigger_scripts/dynamic_trigger_conditions.h" |
| |
| #include "base/callback.h" |
| #include "base/callback_helpers.h" |
| |
| namespace autofill_assistant { |
| |
| namespace { |
| |
| // Extracts all selectors from the condition tree in |proto| and writes them to |
| // |results|. |
| void ExtractSelectors(const TriggerScriptConditionProto& proto, |
| std::set<Selector>* results) { |
| switch (proto.type_case()) { |
| case TriggerScriptConditionProto::kAllOf: |
| for (const auto& condition : proto.all_of().conditions()) { |
| ExtractSelectors(condition, results); |
| } |
| return; |
| case TriggerScriptConditionProto::kAnyOf: |
| for (const auto& condition : proto.any_of().conditions()) { |
| ExtractSelectors(condition, results); |
| } |
| return; |
| case TriggerScriptConditionProto::kNoneOf: |
| for (const auto& condition : proto.none_of().conditions()) { |
| ExtractSelectors(condition, results); |
| } |
| return; |
| case TriggerScriptConditionProto::kStoredLoginCredentials: |
| case TriggerScriptConditionProto::kIsFirstTimeUser: |
| case TriggerScriptConditionProto::kExperimentId: |
| case TriggerScriptConditionProto::kKeyboardHidden: |
| case TriggerScriptConditionProto::TYPE_NOT_SET: |
| return; |
| case TriggerScriptConditionProto::kSelector: |
| results->insert(Selector(proto.selector())); |
| return; |
| } |
| } |
| |
| } // namespace |
| |
| DynamicTriggerConditions::DynamicTriggerConditions() = default; |
| DynamicTriggerConditions::~DynamicTriggerConditions() = default; |
| |
| void DynamicTriggerConditions::AddSelectorsFromTriggerScript( |
| const TriggerScriptProto& proto) { |
| ExtractSelectors(proto.trigger_condition(), &selectors_); |
| } |
| |
| void DynamicTriggerConditions::ClearSelectors() { |
| selectors_.clear(); |
| } |
| |
| base::Optional<bool> DynamicTriggerConditions::GetSelectorMatches( |
| const Selector& selector) const { |
| auto it = selector_matches_.find(selector); |
| if (it == selector_matches_.end()) { |
| return base::nullopt; |
| } |
| return it->second; |
| } |
| |
| void DynamicTriggerConditions::SetKeyboardVisible(bool visible) { |
| keyboard_visible_ = visible; |
| } |
| |
| bool DynamicTriggerConditions::GetKeyboardVisible() const { |
| return keyboard_visible_; |
| } |
| |
| void DynamicTriggerConditions::Update(WebController* web_controller, |
| base::OnceCallback<void(void)> callback) { |
| DCHECK(!callback_) << "Update called while already in progress"; |
| if (callback_) { |
| return; |
| } |
| |
| temporary_selector_matches_.clear(); |
| if (selectors_.empty()) { |
| selector_matches_ = temporary_selector_matches_; |
| std::move(callback).Run(); |
| return; |
| } |
| |
| callback_ = std::move(callback); |
| for (const auto& selector : selectors_) { |
| web_controller->FindElement( |
| selector, /* strict = */ true, |
| base::BindOnce(&DynamicTriggerConditions::OnFindElement, |
| weak_ptr_factory_.GetWeakPtr(), selector)); |
| } |
| } |
| |
| bool DynamicTriggerConditions::HasResults() const { |
| return selector_matches_.size() == selectors_.size(); |
| } |
| |
| void DynamicTriggerConditions::OnFindElement( |
| const Selector& selector, |
| const ClientStatus& client_status, |
| std::unique_ptr<ElementFinder::Result> element) { |
| temporary_selector_matches_.emplace( |
| std::make_pair(selector, client_status.ok())); |
| if (temporary_selector_matches_.size() == selectors_.size()) { |
| selector_matches_ = temporary_selector_matches_; |
| std::move(callback_).Run(); |
| } |
| } |
| |
| } // namespace autofill_assistant |