GLD_NetworkClient.m
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//
// GLD_NetworkClient.m
// GLD_Networking
//
// Created by yiyangkeji on 2017/6/27.
// Copyright © 2017年 yiyangkeji. All rights reserved.
//
#import "GLD_NetworkClient.h"
#import "AFNetworking.h"
#import "GLD_Request.h"
#import "GLD_NetworkReachability.h"
@interface GLD_NetworkClient ()
@property(nonatomic, strong)AFHTTPSessionManager *sessionManager;
@property(nonatomic, strong)NSMutableDictionary<NSNumber *, NSURLSessionTask *> *dispathTable;
@property(nonatomic, assign)NSInteger totalTaskCount;
@property(nonatomic, assign)NSInteger errorTaskCount;
@end
@implementation GLD_NetworkClient
static GLD_NetworkClient *shareNetworkClient;
static dispatch_semaphore_t lock;
+ (instancetype)shareInstance{
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
shareNetworkClient = [[GLD_NetworkClient alloc]init];
lock = dispatch_semaphore_create(1);
});
return shareNetworkClient;
}
- (instancetype)init
{
self = [super init];
if (self) {
self.dispathTable = [NSMutableDictionary dictionaryWithCapacity:0];
self.totalTaskCount = self.errorTaskCount = 0;
self.sessionManager = [AFHTTPSessionManager manager];
self.sessionManager.responseSerializer = [AFJSONResponseSerializer serializer];
self.sessionManager.responseSerializer.acceptableContentTypes = [NSSet setWithObjects:@"application/json", @"text/json", @"text/javascript",@"text/html",@"text/plain", nil];
}
return self;
}
- (NSURLSessionDataTask *)dataTaskWithPath:(NSString *)path useHttps:(BOOL)useHttps requestType:(gld_networkRequestType)requestType params:(NSDictionary *)params headers:(NSDictionary *)headers completionHandle:(void(^)(NSURLResponse *, id, NSError *))completionHandle{
NSString *method = requestType == gld_networkRequestTypeGET ? @"GET" : @"POST";
NSMutableArray *taskIdentifier = [NSMutableArray arrayWithObject:@-1];
NSMutableURLRequest *request = [[GLD_Request shareInstance] generateRequestWithPath:path useHttps:useHttps method:method params:params headers:headers];
NSURLSessionDataTask *task = [self.sessionManager dataTaskWithRequest:request completionHandler:^(NSURLResponse * _Nonnull response, id _Nullable responseObject, NSError * _Nullable error) {
dispatch_semaphore_wait(lock, DISPATCH_TIME_FOREVER);
[self checkSeriveWithTaskError:error];
[self.dispathTable removeObjectForKey:taskIdentifier.firstObject];
dispatch_semaphore_signal(lock);
completionHandle ? completionHandle(response,responseObject, error) : nil;
}];
taskIdentifier[0] = @(task.taskIdentifier);
return task;
}
- (NSNumber *)dispatchUploadTaskWithPath:(NSString *)path useHttps:(BOOL)useHttps requestType:(gld_networkRequestType)requestType params:(NSDictionary *)params headers:(NSDictionary *)headers contents:(NSArray<NSData *> *)contents completionHandle:(void (^)(NSURLResponse *, id, NSError *))completionHandle{
NSString *method = requestType == gld_networkRequestTypeGET ? @"GET" : @"POST";
NSMutableArray *taskIdentifier = [NSMutableArray arrayWithObject:@-1];
NSMutableURLRequest *request = [[GLD_Request shareInstance] generateUploadRequestWithPath:path useHttps:useHttps method:method params:params headers:headers contents:contents];
NSURLSessionDataTask *task = [self.sessionManager uploadTaskWithStreamedRequest:request progress:nil completionHandler:^(NSURLResponse * _Nonnull response, id _Nullable responseObject, NSError * _Nullable error) {
dispatch_semaphore_wait(lock, DISPATCH_TIME_FOREVER);
[self checkSeriveWithTaskError:error];
[self.dispathTable removeObjectForKey:taskIdentifier.firstObject];
dispatch_semaphore_signal(lock);
completionHandle ? completionHandle(response,responseObject, error) : nil;
}];
taskIdentifier[0] = @(task.taskIdentifier);
return @(task.taskIdentifier);
}
- (NSNumber *)dispatchTask:(NSURLSessionDataTask *)task{
if (task == nil) return @-1;
dispatch_semaphore_wait(lock, DISPATCH_TIME_FOREVER);
self.totalTaskCount += 1;
[self.dispathTable setObject:task forKey:@(task.taskIdentifier)];
dispatch_semaphore_signal(lock);
[task resume];
return @(task.taskIdentifier);
}
- (NSNumber *)dispatchTaskWithPath:(NSString *)path useHttps:(BOOL)useHttps requestType:(gld_networkRequestType)requestType params:(NSDictionary *)params headers:(NSDictionary *)headers completionHandle:(void(^)(NSURLResponse *, id, NSError *))completionHandle{
return [self dispatchTask:[self dataTaskWithPath:path useHttps:useHttps requestType:requestType params:params headers:headers completionHandle:completionHandle]];
}
+ (void)cancleTaskWithTaskIdentifier:(NSNumber *)taskIdentifier{
[shareNetworkClient cancleTaskWithTaskIdentifier:taskIdentifier];
}
+ (void)cancelAlltask{
[shareNetworkClient.dispathTable enumerateKeysAndObjectsUsingBlock:^(NSNumber * _Nonnull key, NSURLSessionTask * _Nonnull obj, BOOL * _Nonnull stop) {
[shareNetworkClient cancleTaskWithTaskIdentifier:key];
}];
}
- (void)cancleTaskWithTaskIdentifier:(NSNumber *)taskIdentifier{
[self.dispathTable[taskIdentifier] cancel];
dispatch_semaphore_wait(lock, DISPATCH_TIME_FOREVER);
[self.dispathTable removeObjectForKey:taskIdentifier];
dispatch_semaphore_signal(lock);
}
- (void)checkSeriveWithTaskError:(NSError *)error{
if ([GLD_NetworkReachability isReachable]) {
switch (error.code) {
case NSURLErrorUnknown:
case NSURLErrorTimedOut:
case NSURLErrorCannotConnectToHost: {
self.errorTaskCount += 1;
}
default:
break;
}
if(self.totalTaskCount >= 30 && ((CGFloat)self.errorTaskCount / self.totalTaskCount) >= 0.1){
self.totalTaskCount = self.errorTaskCount = 0;
[GLD_Request switchService];
}
}
}
@end