| // Copyright 2023 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef COBALT_H5VCC_H5VCC_METRICS_H_ |
| #define COBALT_H5VCC_H5VCC_METRICS_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/single_thread_task_runner.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "cobalt/base/event.h" |
| #include "cobalt/base/event_dispatcher.h" |
| #include "cobalt/h5vcc/h5vcc_metric_type.h" |
| #include "cobalt/h5vcc/metric_event_handler_wrapper.h" |
| #include "cobalt/persistent_storage/persistent_settings.h" |
| #include "cobalt/script/callback_function.h" |
| #include "cobalt/script/script_value.h" |
| #include "cobalt/script/wrappable.h" |
| |
| |
| namespace cobalt { |
| namespace h5vcc { |
| |
| // Implementation of the h5vcc_metrics.idl interface. Supports interactions |
| // with the web client related to metrics logging. |
| class H5vccMetrics : public script::Wrappable { |
| public: |
| // Required to put a typedef under the H5vccMetrics class as expected by the |
| // IDL definition. The "MetricEventHandler" typedef is explicitly separate |
| // so it can be used by other classes outside H5vcc without bringing H5vcc in |
| // its entirety. |
| typedef MetricEventHandler H5vccMetricEventHandler; |
| |
| explicit H5vccMetrics( |
| persistent_storage::PersistentSettings* persistent_settings, |
| base::EventDispatcher* event_dispatcher); |
| |
| ~H5vccMetrics(); |
| |
| H5vccMetrics(const H5vccMetrics&) = delete; |
| H5vccMetrics& operator=(const H5vccMetrics&) = delete; |
| |
| // Binds a JS event handler that will be invoked every time Cobalt wants to |
| // upload a metrics payload. |
| void OnMetricEvent( |
| const MetricEventHandlerWrapper::ScriptValue& event_handler); |
| |
| // Enable Cobalt metrics logging. |
| void Enable(); |
| |
| // Disable Cobalt metrics logging. |
| void Disable(); |
| |
| // Returns current enabled state of metrics logging/reporting. |
| bool IsEnabled(); |
| |
| // Sets the interval in which metrics will be aggregated and sent to the |
| // metric event handler. |
| void SetMetricEventInterval(uint32 interval_seconds); |
| |
| DEFINE_WRAPPABLE_TYPE(H5vccMetrics); |
| |
| private: |
| // Internal convenience method for toggling enabled/disabled state. |
| void ToggleMetricsEnabled(bool is_enabled); |
| |
| void RunEventHandler(const cobalt::h5vcc::H5vccMetricType& metric_type, |
| const std::string& serialized_proto); |
| |
| void RunEventHandlerInternal( |
| const cobalt::h5vcc::H5vccMetricType& metric_type, |
| const std::string& serialized_proto); |
| |
| // Handler method triggered when EventDispatcher sends OnMetricUploadEvents. |
| void OnMetricUploadEvent(const base::Event* event); |
| |
| scoped_refptr<h5vcc::MetricEventHandlerWrapper> uploader_callback_; |
| |
| scoped_refptr<base::SingleThreadTaskRunner> const task_runner_; |
| |
| persistent_storage::PersistentSettings* persistent_settings_; |
| |
| // Non-owned reference used to receive application event callbacks, namely |
| // metric log upload events. |
| base::EventDispatcher* event_dispatcher_; |
| |
| base::EventCallback on_metric_upload_event_callback_; |
| }; |
| |
| } // namespace h5vcc |
| } // namespace cobalt |
| |
| #endif // COBALT_H5VCC_H5VCC_METRICS_H_ |