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/*
* Copyright 2019 Google
*
* 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.
*/
#import <Foundation/Foundation.h>
/**
* The preferences InstanceID loads from checkin server. The deviceID and secret that checkin
* provides is used to authenticate all future requests to the server. Besides the deviceID
* and secret the other information that checkin provides is stored in a plist on the device.
* The deviceID and secret are persisted in the device keychain.
*/
@interface FIRInstanceIDCheckinPreferences : NSObject
/**
* DeviceID and secretToken are the checkin auth credentials and are stored in the Keychain.
*/
@property(nonatomic, readonly, copy) NSString *deviceID;
@property(nonatomic, readonly, copy) NSString *secretToken;
/**
* All the other checkin preferences other than deviceID and secret are stored in a plist.
*/
@property(nonatomic, readonly, copy) NSString *deviceDataVersion;
@property(nonatomic, readonly, copy) NSString *digest;
@property(nonatomic, readonly, copy) NSString *versionInfo;
@property(nonatomic, readonly, assign) int64_t lastCheckinTimestampMillis;
/**
* The content retrieved from checkin server that should be persisted in a plist. This
* doesn't contain the deviceID and secret which are stored in the Keychain since they
* should be more private.
*
* @return The checkin preferences that should be persisted in a plist.
*/
- (NSDictionary *)checkinPlistContents;
/**
* Return whether checkin info exists, valid or not.
*/
- (BOOL)hasCheckinInfo;
/**
* Verify if checkin preferences are valid or not.
*
* @return YES if valid checkin preferences else NO.
*/
- (BOOL)hasValidCheckinInfo;
@end
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