// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
//
// You are hereby granted a non-exclusive, worldwide, royalty-free license to use,
// copy, modify, and distribute this software in source code or binary form for use
// in connection with the web services and APIs provided by Facebook.
//
// As with any software that integrates with the Facebook platform, your use of
// this software is subject to the Facebook Developer Principles and Policies
// [http://developers.facebook.com/policy/]. This copyright notice shall be
// included in all copies or substantial portions of the software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

#import <Foundation/Foundation.h>

@class FBSDKURLConnection;

typedef void (^FBSDKURLConnectionHandler)(FBSDKURLConnection *connection,
                                          NSError *error,
                                          NSURLResponse *response,
                                          NSData *responseData);

@protocol FBSDKURLConnectionDelegate <NSObject>

@optional

- (void)facebookURLConnection:(FBSDKURLConnection *)connection
              didSendBodyData:(NSInteger)bytesWritten
            totalBytesWritten:(NSInteger)totalBytesWritten
    totalBytesExpectedToWrite:(NSInteger)totalBytesExpectedToWrite;

@end

@interface FBSDKURLConnection : NSObject

- (FBSDKURLConnection *)initWithRequest:(NSURLRequest *)request
                      completionHandler:(FBSDKURLConnectionHandler)handler
NS_DESIGNATED_INITIALIZER;

@property (nonatomic, assign) id<FBSDKURLConnectionDelegate> delegate;

- (void)cancel;
- (void)start;
- (void)setDelegateQueue:(NSOperationQueue *)queue;

@end
