text: #import <UIKit/UIKit.h>
  @import Firebase;
  
  #import "peertalk/PTChannel.h"
  
  @interface ViewController : UIViewController <PTChannelDelegate>
  
  @property (strong, nonatomic) FIRDatabaseReference *ref;
  
  @property (weak, nonatomic) IBOutlet UISwitch *killSwitch;
  @property (weak, nonatomic) IBOutlet UILabel *messageLabel;
  
  - (IBAction)onKillSwitched:(id)sender;
  
  - (void)sendMessage:(NSString*)message;
  
  @end
  