Add support for Matter in your smart home app

4:58 - Add a Matter accessory to your HomeKit app

home.addAndSetupAccessories() { error in
    if let error = error {
         print("Error occurred in accessory setup \(error)”)
    } else {
         print("Successfully added accessory to HomeKit")
    }
}

9:12 - Invocation example

let homes = proprietaryHomeStorage.homes.map { home in
    HMCHIPServiceHome(uuid: home.uuid, name: home.name)
}

let topology = HMCHIPServiceTopology(homes: homes)
let setupManager = HMAccessorySetupManager()

do {
    try await setupManager.addAndSetUpAccessories(for: topology)
    print("Successfully added accessory to my app”)
} catch {
    print("Error occurred in accessory setup \(error)")
}

10:15 - Extension communication

class RequestHandler: HMCHIPServiceRequestHandler, CHIPDevicePairingDelegate {

   // . . .

   override func pairAccessory(in: HMCHIPServiceHome, onboardingPayload: String) async throws -> Void {
        // iOS is instructing the extension to pair the accessory via CHIP.framework
  }

   // . . .
}

10:39 - Extension communication

class RequestHandler: HMCHIPServiceRequestHandler, CHIPDevicePairingDelegate {

   // . . .

   override func rooms(in: HMCHIPServiceHome) async throws -> [HMCHIPServiceRoom] {
        // iOS is querying for a room list that corresponds to the given home
    }

   // . . .
}

11:03 - Extension communication

class RequestHandler: HMCHIPServiceRequestHandler, CHIPDevicePairingDelegate {

   // . . .

   override func configureAccessory(named accessoryName: String, room accessoryRoom: HMCHIPServiceRoom) async throws -> Void {
        // iOS is instructing the extension to apply configuration via CHIP.framework.
    }

   // . . .
}

11:27 - Extension communication

class RequestHandler: HMCHIPServiceRequestHandler, CHIPDevicePairingDelegate {

    override func rooms(in: HMCHIPServiceHome) async throws -> [HMCHIPServiceRoom] {
        // iOS is querying for rooms that match the given home.  These rooms will be shown in system UI and the selection will be vended back to your extension's `configureAccessory` function
   }

    override func pairAccessory(in: HMCHIPServiceHome, onboardingPayload: String) async throws -> Void {
        // iOS is instructing the extension to pair the accessory via CHIP.framework
   }
    
    override func configureAccessory(named accessoryName: String, room accessoryRoom: HMCHIPServiceRoom) async throws -> Void {
       // iOS is instructing the extension to apply configuration via CHIP.framework.
    }
}

14:27 - Status and Control

let controller = CHIPDeviceController.shared()
do {
    let device = try controller.getPairedDevice(accessoryDeviceID)
    let onOffCluster = CHIPOnOff(device: device,
                               endpoint: lightEndpoint,
                                  queue: DispatchQueue.main)
    onOffCluster?.toggle({ (error, values) in
        // Error handling code here
    })
    onOffCluster?.readAttributeOnOff(responseHandler: { error, response in
        if let state = response?[VALUE_KEY] as? NSInteger {
           updateLightState(state: state)
        }
    })
} catch {
    print("Error occurred in accessory control \(error)")
}