/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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* All rights reserved.
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*
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* This source code is licensed under the license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import <Foundation/Foundation.h>
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NS_ASSUME_NONNULL_BEGIN
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@protocol FBSDKGraphRequest;
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@protocol FBSDKGraphRequestConnecting;
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@protocol FBSDKGraphRequestConnectionDelegate;
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@class FBSDKGraphRequestMetadata;
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/**
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FBSDKGraphRequestCompletion
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A block that is passed to addRequest to register for a callback with the results of that
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request once the connection completes.
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Pass a block of this type when calling addRequest. This will be called once
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the request completes. The call occurs on the UI thread.
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@param connection The connection that sent the request.
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@param result The result of the request. This is a translation of
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JSON data to `NSDictionary` and `NSArray` objects. This
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is nil if there was an error.
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@param error The `NSError` representing any error that occurred.
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*/
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NS_SWIFT_NAME(GraphRequestCompletion)
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typedef void (^FBSDKGraphRequestCompletion)(id<FBSDKGraphRequestConnecting> _Nullable connection,
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id _Nullable result,
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NSError *_Nullable error);
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/// A protocol to describe an object that can manage graph requests
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NS_SWIFT_NAME(GraphRequestConnecting)
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@protocol FBSDKGraphRequestConnecting
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@property (nonatomic, assign) NSTimeInterval timeout;
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@property (nullable, nonatomic, weak) id<FBSDKGraphRequestConnectionDelegate> delegate;
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- (void)addRequest:(id<FBSDKGraphRequest>)request
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completion:(FBSDKGraphRequestCompletion)handler;
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- (void)start;
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- (void)cancel;
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/**
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Internal property exposed to facilitate transition to Swift.
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API Subject to change or removal without warning. Do not use.
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@warning INTERNAL - DO NOT USE
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*/
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@property (nonatomic, readonly) NSMutableArray<FBSDKGraphRequestMetadata *> *requests;
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@end
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NS_ASSUME_NONNULL_END
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