// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#import <Foundation/Foundation.h>
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NS_ASSUME_NONNULL_BEGIN
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/// The type of network that the device is running with. Values should correspond to the NetworkType
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/// values in android/play/playlog/proto/clientanalytics.proto
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typedef NS_ENUM(NSInteger, GULNetworkType) {
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GULNetworkTypeNone = -1,
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GULNetworkTypeMobile = 0,
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GULNetworkTypeWIFI = 1,
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};
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/// Collection of utilities to read network status information
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@interface GULNetworkInfo : NSObject
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/// Returns the cellular mobile country code (mcc) if CoreTelephony is supported, otherwise nil
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+ (NSString *_Nullable)getNetworkMobileCountryCode;
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/// Returns the cellular mobile network code (mnc) if CoreTelephony is supported, otherwise nil
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+ (NSString *_Nullable)getNetworkMobileNetworkCode;
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/**
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* Returns the formatted MccMnc if the inputs are valid, otherwise nil
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* @param mcc The Mobile Country Code returned from `getNetworkMobileCountryCode`
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* @param mnc The Mobile Network Code returned from `getNetworkMobileNetworkCode`
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* @returns A string with the concatenated mccMnc if both inputs are valid, otherwise nil
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*/
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+ (NSString *_Nullable)formatMcc:(NSString *_Nullable)mcc andMNC:(NSString *_Nullable)mnc;
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/// Returns an enum indicating the network type. The enum values should be easily transferrable to
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/// the NetworkType value in android/play/playlog/proto/clientanalytics.proto. Right now this always
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/// returns None on platforms other than iOS. This should be updated in the future to return Wi-Fi
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/// values for the other platforms when applicable.
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+ (GULNetworkType)getNetworkType;
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/// Returns a string indicating the radio access technology used by the app. The return value will
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/// be one of CTRadioAccess constants defined in
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/// https://developer.apple.com/documentation/coretelephony/cttelephonynetworkinfo/radio_access_technology_constants
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+ (NSString *)getNetworkRadioType;
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@end
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NS_ASSUME_NONNULL_END
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