AFNetworking3.1 基本使用

#import "HttpsManager.h"

@implementation HttpsManager
#pragma mark - 創建請求者
+(AFHTTPSessionManager *)manager
{
    AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
    // 超時時間
    manager.requestSerializer.timeoutInterval = kTimeOutInterval;
    
    // 聲明上傳的是json格式的參數，需要你和后台約定好，不然會出現后台無法獲取到你上傳的參數問題
    manager.requestSerializer = [AFHTTPRequestSerializer serializer]; // 上傳普通格式
    //    manager.requestSerializer = [AFJSONRequestSerializer serializer]; // 上傳JSON格式
    
    // 聲明獲取到的數據格式
    manager.responseSerializer = [AFHTTPResponseSerializer serializer]; // AFN不會解析,數據是data，需要自己解析
    //    manager.responseSerializer = [AFJSONResponseSerializer serializer]; // AFN會JSON解析返回的數據
    // 個人建議還是自己解析的比較好，有時接口返回的數據不合格會報3840錯誤，大致是AFN無法解析返回來的數據
    return manager;
}

+ (void)getUserCarShopAndSalesDataForSalesWithUserId:(NSString *)userId date:(NSString *)date selectAreaType:(NSString *)areaType Success:(SuccessBlock)success fail:(AFNErrorBlock)fail
{
    // get請求也可以直接將參數放在字典里，AFN會自己講參數拼接在url的后面，不需要自己憑借
    NSDictionary *param = @{@"user_id":userId, @"sale_date":date, @"accessToken":@"e9c0e60318ebd07ec2fe", @"area_type":areaType};
    // 創建請求類
    AFHTTPSessionManager *manager = [self manager];
    [manager GET:@"http://pm.yunhan-china.com/index.php/Api_sale/sales_get" parameters:param progress:^(NSProgress * _Nonnull downloadProgress) {
        // 這里可以獲取到目前數據請求的進度
    } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
        // 請求成功
        if(responseObject){
            NSDictionary *dict = [NSJSONSerialization JSONObjectWithData:responseObject options:NSJSONReadingMutableContainers error:nil];
            success(dict,YES);
        } else {
            success(@{@"msg":@"暫無數據"}, NO);
        }
    } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
        // 請求失敗
        fail(error);
    }];
}

+ (void)loginWithUserAccount:(NSString *)account password:(NSString *)password success:(SuccessBlock)success fail:(AFNErrorBlock)fail
{
    // 將請求參數放在請求的字典里
    NSDictionary *param = @{@"phoneNumber":account, @"password":@"f379eaf3c831b04de153469d1bec345e"};
    // 創建請求類
    AFHTTPSessionManager *manager = [self manager];
    [manager POST:@"http://pm.yunhan-china.com/index.php/api_common/login"
       parameters:param
         progress:^(NSProgress * _Nonnull uploadProgress) {
             // 這里可以獲取到目前數據請求的進度
         } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
             // 請求成功
             if(responseObject){
                 NSDictionary *dict = [NSJSONSerialization JSONObjectWithData:responseObject options:NSJSONReadingMutableContainers error:nil];
                 success(dict,YES);
             } else {
                 success(@{@"msg":@"暫無數據"}, NO);
             }
         } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
             // 請求失敗
             fail(error);
         }];
    
}

- (void)downLoadWithUrlString:(NSString *)urlString
{
    // 1.創建管理者對象
    AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
    // 2.設置請求的URL地址
    NSURL *url = [NSURL URLWithString:urlString];
    // 3.創建請求對象
    NSURLRequest *request = [NSURLRequest requestWithURL:url];
    // 4.下載任務
    NSURLSessionDownloadTask *task = [manager downloadTaskWithRequest:request progress:^(NSProgress * _Nonnull downloadProgress) {
        // 下載進度
        NSLog(@"當前下載進度為:%lf", 1.0 * downloadProgress.completedUnitCount / downloadProgress.totalUnitCount);
    } destination:^NSURL * _Nonnull(NSURL * _Nonnull targetPath, NSURLResponse * _Nonnull response) {
        // 下載地址
        NSLog(@"默認下載地址%@",targetPath);
        // 設置下載路徑,通過沙盒獲取緩存地址,最后返回NSURL對象
        NSString *filePath = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES)lastObject];
        return [NSURL fileURLWithPath:filePath]; // 返回的是文件存放在本地沙盒的地址
    } completionHandler:^(NSURLResponse * _Nonnull response, NSURL * _Nullable filePath, NSError * _Nullable error) {
        // 下載完成調用的方法
        NSLog(@"%@---%@", response, filePath);
    }];
    // 5.啟動下載任務
    [task resume];
}

- (void)uploadWithUser:(NSString *)userId UrlString:(NSString *)urlString upImg:(UIImage *)upImg
{
    // 創建管理者對象
    AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
    // 參數
    NSDictionary *param = @{@"user_id":userId};
    [manager POST:urlString parameters:param constructingBodyWithBlock:^(id<AFMultipartFormData>  _Nonnull formData) {
        /******** 1.上傳已經獲取到的img *******/
        // 把圖片轉換成data
        NSData *data = UIImagePNGRepresentation(upImg);
        // 拼接數據到請求題中
        [formData appendPartWithFileData:data name:@"file" fileName:@"123.png" mimeType:@"image/png"];
        /******** 2.通過路徑上傳沙盒或系統相冊里的圖片 *****/
        //        [formData appendPartWithFileURL:[NSURL fileURLWithPath:@"文件地址"] name:@"file" fileName:@"1234.png" mimeType:@"application/octet-stream" error:nil];
        
    } progress:^(NSProgress * _Nonnull uploadProgress) {
        // 打印上傳進度
        NSLog(@"%lf",1.0 *uploadProgress.completedUnitCount / uploadProgress.totalUnitCount);
    } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
        //請求成功
        NSLog(@"請求成功：%@",responseObject);
        
    } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
        //請求失敗
        NSLog(@"請求失敗：%@",error);
    }];
}

- (void)AFNetworkStatus{
    
    //1.創建網絡監測者
    AFNetworkReachabilityManager *manager = [AFNetworkReachabilityManager sharedManager];
    
    /*枚舉里面四個狀態  分別對應 未知 無網絡 數據 WiFi
     typedef NS_ENUM(NSInteger, AFNetworkReachabilityStatus) {
     AFNetworkReachabilityStatusUnknown          = -1,      未知
     AFNetworkReachabilityStatusNotReachable     = 0,       無網絡
     AFNetworkReachabilityStatusReachableViaWWAN = 1,       蜂窩數據網絡
     AFNetworkReachabilityStatusReachableViaWiFi = 2,       WiFi
     };
     */
    
    [manager setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatus status) {
        //這里是監測到網絡改變的block  可以寫成switch方便
        //在里面可以隨便寫事件
        switch (status) {
            case AFNetworkReachabilityStatusUnknown:
                NSLog(@"未知網絡狀態");
                break;
            case AFNetworkReachabilityStatusNotReachable:
                NSLog(@"無網絡");
                break;
                
            case AFNetworkReachabilityStatusReachableViaWWAN:
                NSLog(@"蜂窩數據網");
                break;
                
            case AFNetworkReachabilityStatusReachableViaWiFi:
                NSLog(@"WiFi網絡");
                
                break;
                
            default:
                break;
        }
        
    }] ;  
}  


@end