iOS购物分类模块的实现方案

2020-01-14 20:04:58丽君

 网络数据封装 
基于NFNetworking,封装了3个接口 


@interface LORequestManger : NSObject
   
+ (void)POST:(NSString *)URL params:(NSDictionary * )params success:(void (^)(id response))success
   failure:(void (^)(AFHTTPRequestOperation *operation,NSError *error))Error;
   
   
+ (void)GET:(NSString *)URL
  success:(void (^)(id response))success
  failure:(void (^)(AFHTTPRequestOperation *operation,NSError *error))Error;
   
+ (void)UPLOADIMAGE:(NSString *)URL
       params:(NSDictionary *)params
    uploadImage:(UIImage *)image
      success:(void (^)(id response))success
      failure:(void (^)(AFHTTPRequestOperation *operation,NSError *error))Error;
   
@end

实现文件: 


#import "LORequestManger.h"
#define serverUrl @"http://www.easck.com/jiekou"
   
@implementation LORequestManger
   
   
   
+ (void)POST:(NSString *)URL params:(NSDictionary * )params success:(void (^)(id response))success
   failure:(void (^)(AFHTTPRequestOperation *operation,NSError *error))Error
{
  // 创建请求管理者
  AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
     
  // 请求超时时间
   
  manager.requestSerializer.timeoutInterval = 30;
  NSString *postStr = URL;
  if (![URL hasPrefix:@"http"]) {
       
    postStr = [NSString stringWithFormat:@"%@%@", serverUrl,URL] ;
  }
  NSMutableDictionary *dict = [params mutableCopy];
     
     
  // 发送post请求
  [manager POST:postStr parameters:dict success:^(AFHTTPRequestOperation *operation, id responseObject) {
       
    // 请求成功
    NSDictionary *responseDict = (NSDictionary *)responseObject;
    success(responseDict);
       
  } failure:^(AFHTTPRequestOperation *operation, NSError *error) {// 请求失败
    Error( operation,error);
       
  }];
   
   
}
   
+ (void)GET:(NSString *)URL
  success:(void (^)(id response))success
  failure:(void (^)(AFHTTPRequestOperation *operation,NSError *error))Error
{
  // 获得请求管理者
  AFHTTPRequestOperationManager *manager = [[AFHTTPRequestOperationManager alloc] init];
  manager.requestSerializer = [AFJSONRequestSerializer serializer];
  [manager.requestSerializer setHTTPShouldHandleCookies:NO];
  manager.requestSerializer.timeoutInterval = 30;
  NSString *getStr = URL;
//  NSLog(@"getStr======%@",getStr);
  if (![URL hasPrefix:@"http"]) {
       
    getStr = [NSString stringWithFormat:@"%@%@", serverUrl,URL] ;
  }
   
     
  // 发送GET请求
  [manager GET:getStr parameters:nil success:^(AFHTTPRequestOperation *operation, id responseObject) {
//    NSLog(@"getStr------------%@",getStr);
    NSDictionary *responseDict = (NSDictionary *)responseObject;
      
      success(responseDict);
   
       
  } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
    if (!operation.responseObject) {
      NSLog(@"网络错误");
    }
    Error( operation,error);
  }];
   
     
}
   
+ (void)UPLOADIMAGE:(NSString *)URL
       params:(NSDictionary *)params
    uploadImage:(UIImage *)image
      success:(void (^)(id response))success
      failure:(void (^)(AFHTTPRequestOperation *operation,NSError *error))Error
{
  // 创建请求管理者
  AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
     
  manager.requestSerializer = [AFJSONRequestSerializer serializer];
  manager.responseSerializer = [AFJSONResponseSerializer serializer];
  manager.requestSerializer.timeoutInterval = 30;
  //  [manager.requestSerializer setValue:@"application/json" forHTTPHeaderField:@"Content-Type"];
  //
  //  [manager.requestSerializer setValue:@"application/json" forHTTPHeaderField:@"Accept"];
     
  NSString *postStr = [NSString stringWithFormat:@"%@%@", serverUrl,URL] ;
  NSMutableDictionary *dict = [params mutableCopy];
   
  [manager POST:postStr parameters:dict constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
    NSData *imageData = UIImageJPEGRepresentation(image, 0.1);
    [formData appendPartWithFileData:imageData name:@"img" fileName:@"head.jpg" mimeType:@"image/jpeg"];
       
  } success:^(AFHTTPRequestOperation *operation, id responseObject) {
   
    NSDictionary *responseDict = (NSDictionary *)responseObject;
        success(responseDict);
    
  } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
    Error( operation,error);
       
  }];
   
   
   
}