//
//  RemoteNotification.m
//  RemoteNotificationController
//
//  Created by xiaoyao on 15/3/18.
//  Copyright (c) 2015年 lijien. All rights reserved.
//

#import "RemoteNotification.h"

@implementation RemoteNotification

// 第一步： 应用程序向操作系统注冊一条通知，由操作系统统一调度
+ (void)registerRemoteNotification {
  [[UIApplication sharedApplication] registerUserNotificationSettings:[UIUserNotificationSettings
                                                                       settingsForTypes:UIUserNotificationTypeAlert|UIUserNotificationTypeBadge|
                                                                       UIUserNotificationTypeSound
                                                                       categories:nil]];
  [[UIApplication sharedApplication] registerForRemoteNotifications];
}

// 第二步： 应用程序将DeviceToken发送到应用程序server
+ (void)addDeviceTokenToServer:(NSData *)deviceToken {
  NSString *key = @"DeviceToken";
  NSData *oldDeviceToken = [[NSUserDefaults standardUserDefaults] objectForKey:key];
  if (![deviceToken isEqualToData:oldDeviceToken]) {
    [[NSUserDefaults standardUserDefaults] setObject:deviceToken forKey:key];
    [self sendDeviceTokenWithOldDeviceToken:oldDeviceToken newDeviceToken:deviceToken];
  }
}

+ (void)sendDeviceTokenWithOldDeviceToken:(NSData *)oldDeviceToken newDeviceToken:(NSData *)newDeviceToken {
  //注意一定确保真机能够正常訪问以下的地址
  NSString *urlStr=@"http://192.168.1.101/RegisterDeviceToken.aspx";
  urlStr=[urlStr stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
  NSURL *url=[NSURL URLWithString:urlStr];
  NSMutableURLRequest *requestM=[NSMutableURLRequest requestWithURL:url cachePolicy:0 timeoutInterval:10.0];
  [requestM setHTTPMethod:@"POST"];
  NSString *bodyStr=[NSString stringWithFormat:@"oldDeviceToken=%@&newDeviceToken=%@",oldDeviceToken,newDeviceToken];
  NSData *body=[bodyStr dataUsingEncoding:NSUTF8StringEncoding];
  [requestM setHTTPBody:body];
  NSURLSession *session=[NSURLSession sharedSession];
  NSURLSessionDataTask *dataTask= [session dataTaskWithRequest:requestM completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
    if (error) {
      NSLog(@"Send failure,error is :%@",error.localizedDescription);
    }else{
      NSLog(@"Send Success!");
    }
    
  }];
  [dataTask resume];
}
@end
//
//  AppDelegate.m
//  RemoteNotificationController
//
//  Created by xiaoyao on 15/3/17.
//  Copyright (c) 2015年 lijien. All rights reserved.
//

#import "AppDelegate.h"
#import "RemoteNotification.h"

@interface AppDelegate ()

@end

@implementation AppDelegate


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
  self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
  // Override point for customization after application launch.
  self.window.backgroundColor = [UIColor whiteColor];
  
  [[UINavigationBar appearance] setTintColor:[UIColor redColor]];
  [[UINavigationBar appearance] setBarStyle:UIBarStyleBlack];
  
  // 注冊一条通知
  [RemoteNotification registerRemoteNotification];
  [self.window makeKeyAndVisible];
  return YES;
}

// 从APNS请求DeviceToken以后加入令牌到应用server
- (void)application:(UIApplication *)application didRegisterForRemoteNotificationsWithDeviceToken:(NSData *)deviceToken {
  [RemoteNotification addDeviceTokenToServer:deviceToken];
}

// 假设加入deviceToken失败调用
- (void)application:(UIApplication *)application didFailToRegisterForRemoteNotificationsWithError:(NSError *)error {
  NSLog(@"the error is : %@", error.localizedDescription);
}

- (void)applicationWillResignActive:(UIApplication *)application {
  // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
  // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
}

- (void)applicationDidEnterBackground:(UIApplication *)application {
  // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
  // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
}

- (void)applicationWillEnterForeground:(UIApplication *)application {
  [[UIApplication sharedApplication] setApplicationIconBadgeNumber:0];
}

- (void)applicationDidBecomeActive:(UIApplication *)application {
  [[UIApplication sharedApplication] setApplicationIconBadgeNumber:0];
}

- (void)applicationWillTerminate:(UIApplication *)application {
  // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
}

- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo fetchCompletionHandler:(void (^)(UIBackgroundFetchResult))completionHandler {
  NSLog(@"notificaiton is : %@", userInfo);
}
@end