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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 <Foundation/Foundation.h>
#include <initializer_list>
#include <string>
#include "Firestore/core/src/firebase/firestore/model/resource_path.h"
// Using forward declaration to avoid circular dependency (`document_key.h` includes this header).`
namespace firebase {
namespace firestore {
namespace model {
class DocumentKey;
}
}
}
NS_ASSUME_NONNULL_BEGIN
/** FSTDocumentKey represents the location of a document in the Firestore database. */
@interface FSTDocumentKey : NSObject <NSCopying>
/**
* Creates and returns a new document key with the given path.
*
* @param path The path to the document.
* @return A new instance of FSTDocumentKey.
*/
+ (instancetype)keyWithPath:(firebase::firestore::model::ResourcePath)path;
+ (instancetype)keyWithDocumentKey:(const firebase::firestore::model::DocumentKey &)documentKey;
/**
* Creates and returns a new document key with a path with the given segments.
*
* @param segments The segments of the path to the document.
* @return A new instance of FSTDocumentKey.
*/
+ (instancetype)keyWithSegments:(std::initializer_list<std::string>)segments;
/**
* Creates and returns a new document key from the given resource path string.
*
* @param resourcePath The slash-separated segments of the resource's path.
* @return A new instance of FSTDocumentKey.
*/
+ (instancetype)keyWithPathString:(NSString *)resourcePath;
/** Returns true iff the given path is a path to a document. */
+ (BOOL)isDocumentKey:(const firebase::firestore::model::ResourcePath &)path;
- (BOOL)isEqualToKey:(FSTDocumentKey *)other;
- (NSComparisonResult)compare:(FSTDocumentKey *)other;
/** The path to the document. */
- (const firebase::firestore::model::ResourcePath &)path;
@end
extern const NSComparator FSTDocumentKeyComparator;
/** The field path string that represents the document's key. */
extern NSString *const kDocumentKeyPath;
NS_ASSUME_NONNULL_END
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