AFNetworking封装上传文件

AFNetworking版本

AFHTTPSessionManager *session = [AFHTTPSessionManager manager];
    [session POST:url parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData>  _Nonnull formData) {
        NSData *data = [NSData dataWithContentsOfFile:filePath];
        [formData appendPartWithFileData:data name:@"logfile" fileName:filePath.lastPathComponent mimeType:@"text/plain"];
    } progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable resp) {
        BOOL result = false;
        if (resp[@"code"] && [resp[@"code"] intValue] == 0) {
            result = true;
        }
        
        if (completion) {
            completion(result);
        }
    } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
        if (completion) {
            completion(false);
        }
    }];