#import "AddLinerTopTry.h"

#define waxReal(wax) __weak typeof(wax) weak##wax = wax;
#define caseStrip(wax) __strong typeof(wax) wax = weak##wax;

@interface AddLinerTopTry()

@property (nonatomic,strong) NSURLSession *titleHuePipe;

@end

@implementation AddLinerTopTry


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

- (void)switchColumnsRequest:(NSMutableURLRequest *)request
                     process:(NSData * _Nullable (^_Nullable)(NSData * _Nullable areData))processBlock
                     anyMode:(void(^)(NSDictionary * fixHintListRaw))anyMode
                     failure:(void(^)(NSError *error))failure
                  fatalCount:(NSInteger)fatalCount {

    [self mergeQuitRequest:request
                   process:processBlock
                   anyMode:anyMode
                   failure:failure
                fatalCount:fatalCount
            arraySkipStyle:0];
}


- (void)mergeQuitRequest:(NSMutableURLRequest *)request
                 process:(NSData * _Nullable (^_Nullable)(NSData * _Nullable areData))processBlock
                 anyMode:(void(^)(NSDictionary * fixHintListRaw))anyMode
                 failure:(void(^)(NSError *error))failure
              fatalCount:(NSInteger)fatalCount
          arraySkipStyle:(NSInteger)arraySkipStyle {

    waxReal(self);
    NSURLSessionDataTask *task = [self.titleHuePipe dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
        caseStrip(self);
        
        NSError *hashSudden = [self handleError:error response:response data:data];
        if (hashSudden) {
            

            
            if (arraySkipStyle < fatalCount) {
                dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(2.0 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
                    [self mergeQuitRequest:request process:processBlock anyMode:anyMode failure:failure fatalCount:fatalCount arraySkipStyle:arraySkipStyle + 1];
                });
                return;
            }

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

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

        NSError *statement;
        NSDictionary *charResponse = [NSJSONSerialization JSONObjectWithData:inviteNotData options:0 error:&statement];

        if (!statement && [charResponse isKindOfClass:[NSDictionary class]]) {
            if (anyMode) {
                dispatch_async(dispatch_get_main_queue(), ^{
                    anyMode(charResponse);
                });
            }
        } else {
            
            if (failure) {
                dispatch_async(dispatch_get_main_queue(), ^{
                    failure(statement);
                });
            }
        }
    }];

    [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