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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_BROWSER_API_DECLARATIVE_DECLARATIVE_API_H_
#define EXTENSIONS_BROWSER_API_DECLARATIVE_DECLARATIVE_API_H_
#include <optional>
#include <string>
#include "base/memory/scoped_refptr.h"
#include "extensions/browser/api/declarative/rules_registry.h"
#include "extensions/browser/extension_function.h"
#include "extensions/common/api/events.h"
namespace extensions {
class RulesFunction : public ExtensionFunction {
public:
RulesFunction();
RulesFunction(const RulesFunction&) = delete;
RulesFunction& operator=(const RulesFunction&) = delete;
protected:
~RulesFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
// Returns whether or not params creation succeeded, the result is used to
// validate params.
virtual bool CreateParams() = 0;
// Concrete implementation of the RulesFunction that is being called
// on the thread on which the respective RulesRegistry lives.
// Returns false in case of errors.
virtual ResponseValue RunInternal() = 0;
// Records UMA metrics for the kind of declarative API call.
virtual void RecordUMA(const std::string& event_name) const = 0;
scoped_refptr<RulesRegistry> rules_registry_;
private:
void SendResponse(ResponseValue response);
};
class EventsEventAddRulesFunction : public RulesFunction {
public:
DECLARE_EXTENSION_FUNCTION("events.addRules", EVENTS_ADDRULES)
EventsEventAddRulesFunction();
protected:
~EventsEventAddRulesFunction() override;
// RulesFunction:
bool CreateParams() override;
ResponseValue RunInternal() override;
void RecordUMA(const std::string& event_name) const override;
private:
std::optional<api::events::Event::AddRules::Params> params_;
};
class EventsEventRemoveRulesFunction : public RulesFunction {
public:
DECLARE_EXTENSION_FUNCTION("events.removeRules", EVENTS_REMOVERULES)
EventsEventRemoveRulesFunction();
protected:
~EventsEventRemoveRulesFunction() override;
// RulesFunction:
bool CreateParams() override;
ResponseValue RunInternal() override;
void RecordUMA(const std::string& event_name) const override;
private:
std::optional<api::events::Event::RemoveRules::Params> params_;
};
class EventsEventGetRulesFunction : public RulesFunction {
public:
DECLARE_EXTENSION_FUNCTION("events.getRules", EVENTS_GETRULES)
EventsEventGetRulesFunction();
protected:
~EventsEventGetRulesFunction() override;
// RulesFunction:
bool CreateParams() override;
ResponseValue RunInternal() override;
void RecordUMA(const std::string& event_name) const override;
private:
std::optional<api::events::Event::GetRules::Params> params_;
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_API_DECLARATIVE_DECLARATIVE_API_H_
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