HomeKit - How to update accessory isReachable value, when i come back from background to foreground?












3















Situation: i am developing an app, which manages HomeKit accessories. For example i do that:




  1. Accessory is power on, and i see it via app. Also in foreground mode HMAccessoryDelegate method:


func accessoryDidUpdateReachability(HMAccessory)



works fine and i can handle status of my accessory.




  1. I switch app to background mode.


  2. I turn off accessory (i mean completely power off) so it must be unreachable.


  3. I switch app to foreground mode, but accessory is still reachable.
    method func accessoryDidUpdateReachability(HMAccessory) — not called.
    value accessory.isReachable not updated.



Example of code when i go to foreground:



func applicationDidBecomeActive(_ application: UIApplication) {  
if let home = HomeStore.sharedStore.home {
for accessory in home.accessories {
print(accessory.isReachable) //not updated
for service in accessory.services {
for characteristic in service.characteristics {
characteristic.readValue { (error) in //updated
if error == nil {
let notification = Notification(name: Notification.Name(rawValue: "UpdatedCharacteristic"))
NotificationCenter.default.post(notification)
}
}
}
}
}
}
}


Question: how to update isReachable values of accessories, when i come back from background mode to foreground?










share|improve this question





























    3















    Situation: i am developing an app, which manages HomeKit accessories. For example i do that:




    1. Accessory is power on, and i see it via app. Also in foreground mode HMAccessoryDelegate method:


    func accessoryDidUpdateReachability(HMAccessory)



    works fine and i can handle status of my accessory.




    1. I switch app to background mode.


    2. I turn off accessory (i mean completely power off) so it must be unreachable.


    3. I switch app to foreground mode, but accessory is still reachable.
      method func accessoryDidUpdateReachability(HMAccessory) — not called.
      value accessory.isReachable not updated.



    Example of code when i go to foreground:



    func applicationDidBecomeActive(_ application: UIApplication) {  
    if let home = HomeStore.sharedStore.home {
    for accessory in home.accessories {
    print(accessory.isReachable) //not updated
    for service in accessory.services {
    for characteristic in service.characteristics {
    characteristic.readValue { (error) in //updated
    if error == nil {
    let notification = Notification(name: Notification.Name(rawValue: "UpdatedCharacteristic"))
    NotificationCenter.default.post(notification)
    }
    }
    }
    }
    }
    }
    }


    Question: how to update isReachable values of accessories, when i come back from background mode to foreground?










    share|improve this question



























      3












      3








      3








      Situation: i am developing an app, which manages HomeKit accessories. For example i do that:




      1. Accessory is power on, and i see it via app. Also in foreground mode HMAccessoryDelegate method:


      func accessoryDidUpdateReachability(HMAccessory)



      works fine and i can handle status of my accessory.




      1. I switch app to background mode.


      2. I turn off accessory (i mean completely power off) so it must be unreachable.


      3. I switch app to foreground mode, but accessory is still reachable.
        method func accessoryDidUpdateReachability(HMAccessory) — not called.
        value accessory.isReachable not updated.



      Example of code when i go to foreground:



      func applicationDidBecomeActive(_ application: UIApplication) {  
      if let home = HomeStore.sharedStore.home {
      for accessory in home.accessories {
      print(accessory.isReachable) //not updated
      for service in accessory.services {
      for characteristic in service.characteristics {
      characteristic.readValue { (error) in //updated
      if error == nil {
      let notification = Notification(name: Notification.Name(rawValue: "UpdatedCharacteristic"))
      NotificationCenter.default.post(notification)
      }
      }
      }
      }
      }
      }
      }


      Question: how to update isReachable values of accessories, when i come back from background mode to foreground?










      share|improve this question
















      Situation: i am developing an app, which manages HomeKit accessories. For example i do that:




      1. Accessory is power on, and i see it via app. Also in foreground mode HMAccessoryDelegate method:


      func accessoryDidUpdateReachability(HMAccessory)



      works fine and i can handle status of my accessory.




      1. I switch app to background mode.


      2. I turn off accessory (i mean completely power off) so it must be unreachable.


      3. I switch app to foreground mode, but accessory is still reachable.
        method func accessoryDidUpdateReachability(HMAccessory) — not called.
        value accessory.isReachable not updated.



      Example of code when i go to foreground:



      func applicationDidBecomeActive(_ application: UIApplication) {  
      if let home = HomeStore.sharedStore.home {
      for accessory in home.accessories {
      print(accessory.isReachable) //not updated
      for service in accessory.services {
      for characteristic in service.characteristics {
      characteristic.readValue { (error) in //updated
      if error == nil {
      let notification = Notification(name: Notification.Name(rawValue: "UpdatedCharacteristic"))
      NotificationCenter.default.post(notification)
      }
      }
      }
      }
      }
      }
      }


      Question: how to update isReachable values of accessories, when i come back from background mode to foreground?







      ios swift homekit background-foreground






      share|improve this question















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      edited Nov 21 '18 at 14:17









      Dávid Pásztor

      22.6k83051




      22.6k83051










      asked Nov 21 '18 at 12:28









      n3labn3lab

      162




      162
























          1 Answer
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          You can create a function in the ViewController that implements HMHomeManagerDelegate:



          func startHomeManager() {
          manager = HMHomeManager()
          manager.delegate = self

          // do something here
          }


          and add a call to startHomeManager() to your viewDidLoad(). That will refresh your HMHome object. Then call this func in your AppDelegate:



          func applicationWillEnterForeground(_ application: UIApplication) {
          viewController.startHomeManager()
          viewController.didRestartHomeManager()
          }


          A bonus is that you can call startHomeManager() for pull to refresh, etc.






          share|improve this answer

























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            1 Answer
            1






            active

            oldest

            votes








            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            0














            You can create a function in the ViewController that implements HMHomeManagerDelegate:



            func startHomeManager() {
            manager = HMHomeManager()
            manager.delegate = self

            // do something here
            }


            and add a call to startHomeManager() to your viewDidLoad(). That will refresh your HMHome object. Then call this func in your AppDelegate:



            func applicationWillEnterForeground(_ application: UIApplication) {
            viewController.startHomeManager()
            viewController.didRestartHomeManager()
            }


            A bonus is that you can call startHomeManager() for pull to refresh, etc.






            share|improve this answer






























              0














              You can create a function in the ViewController that implements HMHomeManagerDelegate:



              func startHomeManager() {
              manager = HMHomeManager()
              manager.delegate = self

              // do something here
              }


              and add a call to startHomeManager() to your viewDidLoad(). That will refresh your HMHome object. Then call this func in your AppDelegate:



              func applicationWillEnterForeground(_ application: UIApplication) {
              viewController.startHomeManager()
              viewController.didRestartHomeManager()
              }


              A bonus is that you can call startHomeManager() for pull to refresh, etc.






              share|improve this answer




























                0












                0








                0







                You can create a function in the ViewController that implements HMHomeManagerDelegate:



                func startHomeManager() {
                manager = HMHomeManager()
                manager.delegate = self

                // do something here
                }


                and add a call to startHomeManager() to your viewDidLoad(). That will refresh your HMHome object. Then call this func in your AppDelegate:



                func applicationWillEnterForeground(_ application: UIApplication) {
                viewController.startHomeManager()
                viewController.didRestartHomeManager()
                }


                A bonus is that you can call startHomeManager() for pull to refresh, etc.






                share|improve this answer















                You can create a function in the ViewController that implements HMHomeManagerDelegate:



                func startHomeManager() {
                manager = HMHomeManager()
                manager.delegate = self

                // do something here
                }


                and add a call to startHomeManager() to your viewDidLoad(). That will refresh your HMHome object. Then call this func in your AppDelegate:



                func applicationWillEnterForeground(_ application: UIApplication) {
                viewController.startHomeManager()
                viewController.didRestartHomeManager()
                }


                A bonus is that you can call startHomeManager() for pull to refresh, etc.







                share|improve this answer














                share|improve this answer



                share|improve this answer








                edited Mar 15 at 18:38

























                answered Mar 15 at 18:26









                Jim MarquardtJim Marquardt

                10010




                10010
































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