// User.m

//

// Copyright (c) 2012 Mattt Thompson (http://mattt.me/)

//

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to deal

// in the Software without restriction, including without limitation the rights

// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

// copies of the Software, and to permit persons to whom the Software is

// furnished to do so, subject to the following conditions:

//

// The above copyright notice and this permission 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 "User.h"

#import "AFHTTPRequestOperation.h"

NSString * const kUserProfileImageDidLoadNotification = @"com.alamofire.user.profile-image.loaded";

@interface User ()

@property (readwrite, nonatomic, assign) NSUInteger userID;

@property (readwrite, nonatomic, copy) NSString *username;

@property (readwrite, nonatomic, copy) NSString *avatarImageURLString;

#ifdef __MAC_OS_X_VERSION_MIN_REQUIRED

@property (readwrite, nonatomic, strong) AFHTTPRequestOperation *avatarImageRequestOperation;

#endif

@end

@implementation User

- (instancetype)initWithAttributes:(NSDictionary *)attributes {

self = [super init];

if (!self) {

return nil;

}

self.userID = (NSUInteger)[[attributes valueForKeyPath:@"id"] integerValue];

self.username = [attributes valueForKeyPath:@"username"];

self.avatarImageURLString = [attributes valueForKeyPath:@"avatar_image.url"];

return self;

}

- (NSURL *)avatarImageURL {

return [NSURL URLWithString:self.avatarImageURLString];

}

#pragma mark -

#ifdef __MAC_OS_X_VERSION_MIN_REQUIRED

+ (NSOperationQueue *)sharedProfileImageRequestOperationQueue {

static NSOperationQueue *_sharedProfileImageRequestOperationQueue = nil;

static dispatch_once_t onceToken;

dispatch_once(&onceToken, ^{

_sharedProfileImageRequestOperationQueue = [[NSOperationQueue alloc] init];

[_sharedProfileImageRequestOperationQueue setMaxConcurrentOperationCount:8];

});

return _sharedProfileImageRequestOperationQueue;

}

- (NSImage *)profileImage {

if (!_profileImage && !_avatarImageRequestOperation) {

NSMutableURLRequest *mutableRequest = [NSMutableURLRequest requestWithURL:self.avatarImageURL];

[mutableRequest setValue:@"image/*" forHTTPHeaderField:@"Accept"];

AFHTTPRequestOperation *imageRequestOperation = [[AFHTTPRequestOperation alloc] initWithRequest:mutableRequest];

imageRequestOperation.responseSerializer = [AFImageResponseSerializer serializer];

[imageRequestOperation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, NSImage *responseImage) {

self.profileImage = responseImage;

_avatarImageRequestOperation = nil;

[[NSNotificationCenter defaultCenter] postNotificationName:kUserProfileImageDidLoadNotification object:self userInfo:nil];

} failure:nil];

[imageRequestOperation setCacheResponseBlock:^NSCachedURLResponse *(NSURLConnection *connection, NSCachedURLResponse *cachedResponse) {

return [[NSCachedURLResponse alloc] initWithResponse:cachedResponse.response data:cachedResponse.data userInfo:cachedResponse.userInfo storagePolicy:NSURLCacheStorageAllowed];

}];

_avatarImageRequestOperation = imageRequestOperation;

[[[self class] sharedProfileImageRequestOperationQueue] addOperation:_avatarImageRequestOperation];

}

return _profileImage;

}

#endif

@end

@implementation User (NSCoding)

- (void)encodeWithCoder:(NSCoder *)aCoder {

[aCoder encodeInteger:(NSInteger)self.userID forKey:@"AF.userID"];

[aCoder encodeObject:self.username forKey:@"AF.username"];

[aCoder encodeObject:self.avatarImageURLString forKey:@"AF.avatarImageURLString"];

}

- (instancetype)initWithCoder:(NSCoder *)aDecoder {

self = [super init];

if (!self) {

return nil;

}

self.userID = (NSUInteger)[aDecoder decodeIntegerForKey:@"AF.userID"];

self.username = [aDecoder decodeObjectOfClass:[NSString class] forKey:@"AF.username"];

self.avatarImageURLString = [aDecoder decodeObjectOfClass:[User class] forKey:@"AF.avatarImageURLString"];

return self;

}

+ (BOOL)supportsSecureCoding {

return YES;

}

@end