| // Copyright 2022 The Fuchsia 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 SRC_DEVELOPER_FORENSICS_FEEDBACK_ANNOTATIONS_TIMEZONE_PROVIDER_H_ |
| #define SRC_DEVELOPER_FORENSICS_FEEDBACK_ANNOTATIONS_TIMEZONE_PROVIDER_H_ |
| |
| #include <fuchsia/intl/cpp/fidl.h> |
| #include <lib/async/dispatcher.h> |
| #include <lib/fit/function.h> |
| #include <lib/sys/cpp/service_directory.h> |
| |
| #include <memory> |
| #include <set> |
| #include <string> |
| |
| #include "src/developer/forensics/feedback/annotations/provider.h" |
| #include "src/developer/forensics/feedback/annotations/types.h" |
| #include "src/lib/backoff/backoff.h" |
| #include "src/lib/fxl/memory/weak_ptr.h" |
| |
| namespace forensics::feedback { |
| |
| // Caches the most up-to-date version of the system timezone. |
| // |
| // fuchsia.intl.PropertyProvider must be in |services|. |
| class TimezoneProvider : public CachedAsyncAnnotationProvider { |
| public: |
| TimezoneProvider(async_dispatcher_t* dispatcher, std::shared_ptr<sys::ServiceDirectory> services, |
| std::unique_ptr<backoff::Backoff> backoff); |
| |
| std::set<std::string> GetKeys() const override; |
| |
| void GetOnUpdate(::fit::function<void(Annotations)> callback) override; |
| |
| private: |
| void GetTimezone(); |
| void OnError(zx_status_t status); |
| |
| async_dispatcher_t* dispatcher_; |
| const std::shared_ptr<sys::ServiceDirectory> services_; |
| |
| std::optional<std::string> timezone_{std::nullopt}; |
| fuchsia::intl::PropertyProviderPtr property_provider_ptr_; |
| std::unique_ptr<backoff::Backoff> backoff_; |
| |
| ::fit::function<void(Annotations)> on_update_; |
| |
| fxl::WeakPtrFactory<TimezoneProvider> ptr_factory_{this}; |
| }; |
| |
| } // namespace forensics::feedback |
| |
| #endif // SRC_DEVELOPER_FORENSICS_FEEDBACK_ANNOTATIONS_TIMEZONE_PROVIDER_H_ |