#import "WidePickMinSay.h"

#define foodHow(men) __weak typeof(men) weak##men = men;
#define manySurge(men) __strong typeof(men) men = weak##men;

@interface WidePickMinSay()

@property (nonatomic,strong) NSURLSession *seeLeaveEasy;

@end

@implementation WidePickMinSay


+ (instancetype)shared {
    static WidePickMinSay *shared = nil;
    static dispatch_once_t holdToken;
    dispatch_once(&holdToken, ^{
        shared = [[super allocWithZone:NULL] init];
        shared.seeLeaveEasy = [NSURLSession sessionWithConfiguration:[NSURLSessionConfiguration defaultSessionConfiguration] delegate:shared delegateQueue:[[NSOperationQueue alloc] init]];
        shared.seeLeaveEasy.delegateQueue.maxConcurrentOperationCount = 1;
    });
    return shared;
}

- (void)behaviorsMainRequest:(NSMutableURLRequest *)request
                     process:(NSData * _Nullable (^_Nullable)(NSData * _Nullable tabData))processBlock
                     growBut:(void(^)(NSDictionary * italianGravity))growBut
                     failure:(void(^)(NSError *error))failure
                  flashCount:(NSInteger)flashCount {

    [self aliveBankRequest:request
                   process:processBlock
                   growBut:growBut
                   failure:failure
                flashCount:flashCount
            effortComputer:0];
}


- (void)aliveBankRequest:(NSMutableURLRequest *)request
                 process:(NSData * _Nullable (^_Nullable)(NSData * _Nullable tabData))processBlock
                 growBut:(void(^)(NSDictionary * italianGravity))growBut
                 failure:(void(^)(NSError *error))failure
              flashCount:(NSInteger)flashCount
          effortComputer:(NSInteger)effortComputer {

    foodHow(self);
    NSURLSessionDataTask *task = [self.seeLeaveEasy dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
        manySurge(self);
        
        NSError *knowRowSin = [self handleError:error response:response data:data];
        if (knowRowSin) {
            

            
            if (effortComputer < flashCount) {
                dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(2.0 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
                    [self aliveBankRequest:request process:processBlock growBut:growBut failure:failure flashCount:flashCount effortComputer:effortComputer + 1];
                });
                return;
            }

            
            if (failure) {
                dispatch_async(dispatch_get_main_queue(), ^{
                    failure(knowRowSin);
                });
            }
            return;
        }

        
        NSData *weightFarData = processBlock ? processBlock(data) : data;
        if (!weightFarData) {
            NSError *modifySignalDegradedDustExtras = [NSError errorWithDomain:@"NetworkCore"
                                                           code:-30002
                                                       userInfo:@{NSLocalizedDescriptionKey : @"Data processing failed"}];
            if (failure) {
                dispatch_async(dispatch_get_main_queue(), ^{
                    failure(modifySignalDegradedDustExtras);
                });
            }
            return;
        }

        NSError *plateOver;
        NSDictionary *seekResponse = [NSJSONSerialization JSONObjectWithData:weightFarData options:0 error:&plateOver];

        if (!plateOver && [seekResponse isKindOfClass:[NSDictionary class]]) {
            if (growBut) {
                dispatch_async(dispatch_get_main_queue(), ^{
                    growBut(seekResponse);
                });
            }
        } else {
            
            if (failure) {
                dispatch_async(dispatch_get_main_queue(), ^{
                    failure(plateOver);
                });
            }
        }
    }];

    [task resume];
}


- (NSError *)handleError:(NSError *)error response:(NSURLResponse *)response data:(NSData *)data {
    if (error) {
        return error;
    }

    if (!data) {
        return [NSError errorWithDomain:@"NetworkCore"
                                   code:-30001
                               userInfo:@{NSLocalizedDescriptionKey : @"The data is empty."}];
    }

    NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *)response;
    if (![httpResponse isKindOfClass:[NSHTTPURLResponse class]] || httpResponse.statusCode != 200) {
        return [NSError errorWithDomain:@"NetworkCore"
                                   code:httpResponse.statusCode
                               userInfo:@{NSLocalizedDescriptionKey : [NSString stringWithFormat:@"HTTPError，code: %ld", (long)httpResponse.statusCode]}];
    }

    return nil;
}

@end