//
//  DEDownloadOperation.h
//  DynamicEngine
//
//  Created by Mobile3D on 18/09/14.
//  Copyright (c) 2014 Mobile3D. All rights reserved.
//

#import <Foundation/Foundation.h>

#import "IDEServerManagerDownloadDelegate.h"

typedef enum : NSUInteger {
    // Error code for the body to post being invalid.
    kDEDownloadOperationInvalidPostBody = -1,
    // Error code for the connection data being invalid.
    kDEDownloadOperationInvalidConnectionData = -2,
    // Error code for a generic exception.
    kDEDownloadOperationGenericException = -3,
} DEDownloadOperationErrorCode;

@class DEServerRequest;

@interface DEDownloadOperation : NSOperation<NSURLConnectionDelegate, NSURLConnectionDataDelegate>

-(instancetype) init __attribute__((unavailable("Init not available: use initWithServerRequest:server:postPath:andDelegate:")));

/**
 *  This method initializes a download operation.
 *
 *  @param serverRequest The server request to execute.
 *  @param server        The server address.
 *  @param postPath      The server post path.
 *  @param delegate      The delegate that will be notified with the download status.
 *
 *  @return An instance of DEDownloadOperation to be added to an operation queue.
 */
- (instancetype) initWithServerRequest:(DEServerRequest *) serverRequest
                                server:(NSString *) server
                              postPath:(NSString *) postPath
                           andDelegate:(id<IDEServerManagerDownloadDelegate>) delegate;

@end