iOS基础之网络请求相关

#import <Foundation/Foundation.h>

@interface BeeNetworkManager : NSObject

/**
*  POST网络请求
*  每个请求都添加公共参数
*/
+ (void)POSTWithUrlString:(NSString *)urlString parameters:(NSMutableDictionary *)parameters success:(void (^)(id responseObject))success fail:(void (^)(NSError *error))fail;

/**
*  GET网络请求
*/
+ (void)GETWithUrlString:(NSString *)urlString parameters:(NSMutableDictionary *)parameters success:(void (^)(id responseObject))success fail:(void (^)(NSError *error))fail;

@end

#import "BeeNetworkManager.h"
#import "AFNetworking.h"

@interface BeeNetworkManager ()

@end

@implementation BeeNetworkManager

+ (void)POSTWithUrlString:(NSString *)urlString parameters:(NSMutableDictionary *)parameters success:(void (^)(id responseObject))success fail:(void (^)(NSError *error))fail
{
// SDK封装
NSURLSessionConfiguration* configuration = [NSURLSessionConfiguration defaultSessionConfiguration];
configuration.protocolClasses = @[[ICG_SDK protolClass]];
AFHTTPSessionManager* sessionManager = [[AFHTTPSessionManager alloc] initWithBaseURL:nil sessionConfiguration:configuration];

[sessionManager.tasks makeObjectsPerformSelector:@selector(cancel)];

NSString *urlStr = [BASE_URL stringByAppendingString:urlString];

if (parameters == nil) {
parameters = [NSMutableDictionary dictionary];
}
// 添加公共参数
parameters = [self addPublicParametersWithDictionary:parameters];

[sessionManager POST:urlStr parameters:parameters progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
success(responseObject);
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
fail(error);
}];
}

+ (void)GETWithUrlString:(NSString *)urlString parameters:(NSMutableDictionary *)parameters success:(void (^)(id responseObject))success fail:(void (^)(NSError *error))fail
{
// SDK封装
NSURLSessionConfiguration* configuration = [NSURLSessionConfiguration defaultSessionConfiguration];
configuration.protocolClasses = @[[ICG_SDK protolClass]];
AFHTTPSessionManager* sessionManager = [[AFHTTPSessionManager alloc] initWithBaseURL:nil sessionConfiguration:configuration];
sessionManager.responseSerializer = [AFHTTPResponseSerializer serializer];

[sessionManager.tasks makeObjectsPerformSelector:@selector(cancel)];

NSString *urlStr = [BASE_URL stringByAppendingString:urlString];

if (parameters == nil) {
parameters = [NSMutableDictionary dictionary];
}
parameters = [self addPublicParametersWithDictionary:parameters];

[sessionManager GET:urlStr parameters:parameters progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
success(responseObject);
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
fail(error);
}];
}

/*---------- 公共参数 ----------*/
+ (NSMutableDictionary *)addPublicParametersWithDictionary:(NSMutableDictionary *)parameters
{
return parameters;
}

@end

#import "AFHTTPSessionManager.h"

@interface BeeCustomNetworkManager : AFHTTPSessionManager

@end

#import "BeeCustomNetworkManager.h"

@implementation BeeCustomNetworkManager

+ (instancetype)manager
{
return [[self alloc] initWithBaseURL:nil];
}

- (instancetype)init
{
return [self initWithBaseURL:nil];
}

- (instancetype)initWithBaseURL:(NSURL *)url
{
// SDK封装
NSURLSessionConfiguration* configuration = [NSURLSessionConfiguration defaultSessionConfiguration];
configuration.protocolClasses = @[[ICG_SDK protolClass]];
return [self initWithBaseURL:url sessionConfiguration:configuration];
}

- (NSURLSessionDataTask *)POST:(NSString *)URLString parameters:(id)parameters progress:(void (^)(NSProgress * _Nonnull))uploadProgress success:(void (^)(NSURLSessionDataTask * _Nonnull, id _Nullable))success failure:(void (^)(NSURLSessionDataTask * _Nullable, NSError * _Nonnull))failure
{
// 拼接URL
NSString *urlStr = [BASE_URL stringByAppendingString:URLString];
// 设置公共参数
if (parameters == nil) {
parameters = [NSMutableDictionary dictionary];
}
parameters = [self addPublicParametersWithDictionary:parameters];

return [super POST:urlStr parameters:parameters progress:uploadProgress success:success failure:failure];
}

- (NSURLSessionDataTask *)GET:(NSString *)URLString parameters:(id)parameters progress:(void (^)(NSProgress * _Nonnull))downloadProgress success:(void (^)(NSURLSessionDataTask * _Nonnull, id _Nullable))success failure:(void (^)(NSURLSessionDataTask * _Nullable, NSError * _Nonnull))failure
{
// 拼接URL
NSString *urlStr = [BASE_URL stringByAppendingString:URLString];
// 设置公共参数
if (parameters == nil) {
parameters = [NSMutableDictionary dictionary];
}
parameters = [self addPublicParametersWithDictionary:parameters];

return [super GET:urlStr parameters:parameters progress:downloadProgress success:success failure:failure];
}

/*---------- 公共参数 ----------*/
- (NSMutableDictionary *)addPublicParametersWithDictionary:(NSMutableDictionary *)parameters
{
return parameters;
}

// 取消之前的所有请求，manager 还可以发请求
[self.manager.tasks makeObjectsPerformSelector:@selector(cancel)];

// 取消请求后，manager 再也不可用发请求了
[self.manager invalidateSessionCancelingTasks:YES];