func setChannelPreferences()

in apps/chat-ios/AmazonChimeSDKMessagingDemo/models/NotificationSettingsModel.swift [63:90]
26 lines of code
6 McCabe index (conditional complexity)

    func setChannelPreferences() {
        guard let currentUser = currentUser else {
            print("\(self.TAG) currentUser is nil")
            return
        }
        let pushNotificationsPreferences: AWSChimeSDKMessagingPushNotificationPreferences = AWSChimeSDKMessagingPushNotificationPreferences()
        if selectedLevelTitle == K.notificationLevelFull {
            pushNotificationsPreferences.allowNotifications = .all
        } else if selectedLevelTitle == K.notificationLevelNormal {
            pushNotificationsPreferences.allowNotifications = .filtered
            pushNotificationsPreferences.filterRule = "{\"mention\":[\"@\(currentUser.chimeDisplayName)\"]}"
        } else if selectedLevelTitle == K.notificationLevelMute {
            pushNotificationsPreferences.allowNotifications = .none
        }
        
        let channelPreferences: AWSChimeSDKMessagingChannelMembershipPreferences = AWSChimeSDKMessagingChannelMembershipPreferences()
        channelPreferences.pushNotifications = pushNotificationsPreferences
            
        chimeMessagingService.putChannelMembershipPreferences(channelArn: channelArn, chimeBearer: currentUser.chimeAppInstanceUserArn, preferences: channelPreferences) { response, error in
            if let error = error {
                print("\(self.TAG) setChannelPreferences() chimeMessagingService.putChannelMembershipPreferences() error \(error)")
                return
            }
            if response == nil {
                print("\(self.TAG) setChannelPreferences() chimeMessagingService.putChannelMembershipPreferences() response is nil")
            }
        }
    }