| // Copyright 2017 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. |
| |
| #ifndef COMPONENTS_FEATURE_ENGAGEMENT_INTERNAL_FEATURE_CONFIG_CONDITION_VALIDATOR_H_ |
| #define COMPONENTS_FEATURE_ENGAGEMENT_INTERNAL_FEATURE_CONFIG_CONDITION_VALIDATOR_H_ |
| |
| #include <stdint.h> |
| #include <map> |
| |
| #include "base/macros.h" |
| #include "components/feature_engagement/internal/condition_validator.h" |
| |
| namespace feature_engagement { |
| class AvailabilityModel; |
| struct Comparator; |
| struct EventConfig; |
| class EventModel; |
| |
| // A ConditionValidator that uses the FeatureConfigs as the source of truth. |
| class FeatureConfigConditionValidator : public ConditionValidator { |
| public: |
| FeatureConfigConditionValidator(); |
| ~FeatureConfigConditionValidator() override; |
| |
| // ConditionValidator implementation. |
| ConditionValidator::Result MeetsConditions( |
| const base::Feature& feature, |
| const FeatureConfig& config, |
| const EventModel& event_model, |
| const AvailabilityModel& availability_model, |
| const DisplayLockController& display_lock_controller, |
| uint32_t current_day) const override; |
| void NotifyIsShowing( |
| const base::Feature& feature, |
| const FeatureConfig& config, |
| const std::vector<std::string>& all_feature_names) override; |
| void NotifyDismissed(const base::Feature& feature) override; |
| |
| private: |
| bool EventConfigMeetsConditions(const EventConfig& event_config, |
| const EventModel& event_model, |
| uint32_t current_day) const; |
| |
| bool AvailabilityMeetsConditions(const base::Feature& feature, |
| Comparator comparator, |
| const AvailabilityModel& availability_model, |
| uint32_t current_day) const; |
| |
| bool SessionRateMeetsConditions(const Comparator session_rate, |
| const base::Feature& feature) const; |
| |
| // Whether in-product help is currently being shown. |
| bool currently_showing_; |
| |
| // Stores how many times features that impact a given feature have been shown. |
| // By default, all features impact each other, but some features override this |
| // through the use of |session_rate_impact|. |
| std::map<std::string, uint32_t> times_shown_for_feature_; |
| |
| DISALLOW_COPY_AND_ASSIGN(FeatureConfigConditionValidator); |
| }; |
| |
| } // namespace feature_engagement |
| |
| #endif // COMPONENTS_FEATURE_ENGAGEMENT_INTERNAL_FEATURE_CONFIG_CONDITION_VALIDATOR_H_ |