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/*
* Copyright 2017 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 "FIRStorageConstants_Private.h"
#import "FIRStorageMetadata.h"
@class FIRStorageReference;
NS_ASSUME_NONNULL_BEGIN
@interface FIRStorageMetadata ()
@property(readwrite, nonatomic) NSString *name;
@property(readwrite, nonatomic) NSString *path;
@property(readwrite, nonatomic) FIRStorageReference *reference;
/**
* The type of the object, either a "File" or a "Folder".
*/
@property(readwrite) FIRStorageMetadataType type;
/**
* The original metadata representation received from the server or an empty dictionary
* if the metadata object was initialized by the user.
*/
@property(copy, nonatomic) NSDictionary *initialMetadata;
/**
* Recursively removes entries in 'metadata' that are unmodified from 'oldMetadata'.
* Adds 'NSNull' for entries that only exist in oldMetadata.
*/
+ (void)removeMatchingMetadata:(NSMutableDictionary *)metadata
oldMetadata:(NSDictionary *)oldMetadata;
/**
* Computes the updates between the state at initialization and the current state.
* Returns a dictionary with only the updated data. Removed keys are set to NSNull.
*/
- (NSDictionary *)updatedMetadata;
/**
* Returns an RFC3339 formatted date from a string.
* @param dateString An NSString of the form: yyyy-MM-ddTHH:mm:ss.SSSZ.
* @return An NSDate populated from the string or nil if conversion isn't possible.
*/
- (nullable NSDate *)dateFromRFC3339String:(NSString *)dateString;
/**
* Returns an RFC3339 formatted string from an NSDate object.
* @param date The NSDate object to be converted to a string.
* @return An NSString of the form: yyyy-MM-ddTHH:mm:ss.SSSZ or nil if conversion isn't possible.
*/
- (nullable NSString *)RFC3339StringFromDate:(NSDate *)date;
@end
NS_ASSUME_NONNULL_END
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