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// Copyright 2016 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_NTP_SNIPPETS_REMOTE_REQUEST_PARAMS_H_
#define COMPONENTS_NTP_SNIPPETS_REMOTE_REQUEST_PARAMS_H_
#include <memory>
#include <set>
#include <string>
#include "base/callback.h"
#include "base/optional.h"
#include "base/values.h"
#include "components/ntp_snippets/category.h"
namespace ntp_snippets {
// Contains all parameters for fetching remote suggestions.
struct RequestParams {
RequestParams();
RequestParams(const RequestParams&);
~RequestParams();
// BCP 47 language code specifying the user's UI language.
std::string language_code;
// A set of suggestion IDs that should not be returned again.
std::set<std::string> excluded_ids;
// Maximum number of snippets to fetch.
int count_to_fetch = 0;
// Whether this is an interactive request, i.e. triggered by an explicit
// user action. Typically, non-interactive requests are subject to a daily
// quota.
bool interactive_request = false;
// If set, only return results for this category.
base::Optional<Category> exclusive_category;
};
// Callbacks for JSON parsing to allow injecting platform-dependent code.
using SuccessCallback =
base::Callback<void(std::unique_ptr<base::Value> result)>;
using ErrorCallback = base::Callback<void(const std::string& error)>;
using ParseJSONCallback =
base::Callback<void(const std::string& raw_json_string,
const SuccessCallback& success_callback,
const ErrorCallback& error_callback)>;
} // namespace ntp_snippets
#endif // COMPONENTS_NTP_SNIPPETS_REMOTE_REQUEST_PARAMS_H_
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