//

// SBBStudyManager.m

// BridgeSDK

//

// Copyright © 2018, Sage Bionetworks

// All rights reserved.

//

// Redistribution and use in source and binary forms, with or without

// modification, are permitted provided that the following conditions are met:

// * Redistributions of source code must retain the above copyright

// notice, this list of conditions and the following disclaimer.

// * Redistributions in binary form must reproduce the above copyright

// notice, this list of conditions and the following disclaimer in the

// documentation and/or other materials provided with the distribution.

// * Neither the name of Sage Bionetworks nor the names of BridgeSDk's

// contributors may be used to endorse or promote products derived from

// this software without specific prior written permission.

//

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND

// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

// DISCLAIMED. IN NO EVENT SHALL SAGE BIONETWORKS BE LIABLE FOR ANY

// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

//

#import "SBBStudyManagerInternal.h"

#import "SBBComponentManager.h"

#import "SBBObjectManager.h"

#import "SBBAuthManager.h"

#import "SBBBridgeInfo.h"

#import "BridgeSDK+Internal.h"

#define STUDY_API_FORMAT V3_API_PREFIX @"/studies/%@/appconfig"

NSString * const kSBBStudyAPIFormat = STUDY_API_FORMAT;

@implementation SBBStudyManager

+ (instancetype)defaultComponent

{

static SBBStudyManager *shared;

static dispatch_once_t onceToken;

dispatch_once(&onceToken, ^{

shared = [self instanceWithRegisteredDependencies];

});

return shared;

}

- (NSURLSessionTask *)getAppConfigWithCompletion:(SBBStudyManagerGetCompletionBlock)completion

{

NSString *studyId = SBBBridgeInfo.shared.studyIdentifier;

if (!studyId.length) {

// BridgeSDK has not yet been set up--do nothing

#if DEBUG

NSLog(@"Attempting to get app config when BridgeSDK hasn't been set up and we don't know the study identifier yet.");

#endif

if (completion) {

completion(nil, nil);

}

return nil;

}

NSString *endpoint = [NSString stringWithFormat:kSBBStudyAPIFormat, studyId];

NSMutableDictionary *headers = [NSMutableDictionary dictionary];

[self.authManager addAuthHeaderToHeaders:headers];

return [self.networkManager get:endpoint headers:headers parameters:nil completion:^(NSURLSessionTask *task, id responseObject, NSError *error) {

id appConfig = [self.objectManager objectFromBridgeJSON:responseObject];

if (completion) {

completion(appConfig, error);

}

}];

}

@end