#import <Foundation/Foundation.h>

@class FileTransferInfo;

static NSString *FILE_EVENT_PROGRESS = @"progress";
static NSString *FILE_EVENT_STARTED  = @"started";
static NSString *FILE_EVENT_FINISHED = @"finished";
static NSString *FILE_EVENT_ERROR    = @"error";

@interface FileTransferEvent : NSObject

@property (nonatomic, strong) NSNumber *bytesTransferred;
@property (nonatomic, strong) NSNumber *estimatedTimeRemaining;
@property (nonatomic, strong) NSString *id;
@property (nonatomic, strong) NSNumber *fractionCompleted;
@property (nonatomic, strong) NSNumber *throughput;
@property (nonatomic, strong) NSNumber *bytesTotal;
@property (nonatomic, strong) NSString *uri;
@property (nonatomic, strong) NSError *error;
@property (nonatomic, strong) NSDictionary *metadata;
@property (nonatomic, strong) NSNumber *startTime;
@property (nonatomic, strong) NSNumber *endTime;

- (NSDictionary *)serialize;
- (NSDictionary *)serializeWithEventType:(NSString *)type;
- (FileTransferEvent *)initWithTransferInfo:(FileTransferInfo *)info;

@end