BLOCK封装带菊花的网络请求

#import <Foundation/Foundation.h>

@class HttpRequestManager;

typedef void(^httpRequestBlock) (HttpRequestManager *manager);

@interface HttpRequestManager : NSObject

@property(nonatomic,strong)NSData *data;

-(id)initWithUrlString:(NSString *)url  andBlock:(httpRequestBlock)block;

@end

#import "HttpRequestManager.h"

#import "AFNetworking.h"

#import "SVProgressHUD.h"

@implementation HttpRequestManager

- (id)initWithUrlString:(NSString *)url andBlock:(httpRequestBlock)block{

    if (self=[super init]) {

        [self  requestDataWithString:url andBlock:block];

    }

    return self;

}

-(void)requestDataWithString:(NSString *)url  andBlock:(httpRequestBlock)tempBlock{

    AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];

    manager.responseSerializer = [AFHTTPResponseSerializer serializer];

    [SVProgressHUD  showWithStatus:@"正在加载" maskType:SVProgressHUDMaskTypeBlack];

    [manager GET:url parameters:nil success:^(AFHTTPRequestOperation *operation, id responseObject) {

        self.data = responseObject;

        [SVProgressHUD  showSuccessWithStatus:@"OK" maskType:SVProgressHUDMaskTypeBlack];

        tempBlock(self);

    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {

        [SVProgressHUD  showErrorWithStatus:@"网速有问题"];

        NSLog(@"%@",error.localizedDescription);

    }];

}

@end

//使用实例

/*

@property(nonatomic,strong)HttpRequestManager *manager;

_manager = [[HttpRequestManager alloc]initWithUrlString:path andBlock:^(HttpRequestManager *manager) {

    [cache  saveDataWith:manager.data andNameString:path];

    [self  serializationData:manager.data];

}];

*/