signin(email:string){
   console.info(email);
   if(!validator.validate(email)){
     alert("invalid email address");
   }
   this._router.navigate(["Home"]);
 }

export function alert(message: string) {
  return dialogsModule.alert({
    title: "Groceries",
    okButtonText: "OK",
    message: message
  });
}

 /**
  * Show alert with the message.
  * @param message The message.
  * @param title Optional alert title. Defaults to 'Racket O Meter'
  */
 public alert(message: string, title?: string): Promise<void> {
   return alert({
     title: title || "Racket O Meter",
     message,
     okButtonText: "OK",
   });
 }

 onMessageReceivedCallback: function(message) {
   dialogs.alert({
     title: "Push message: " + (message.title !== undefined ? message.title : ""),
     message: JSON.stringify(message.body),
     okButtonText: "W00t!"
   });
 },

 private onRejected(error: any) {
   console.log(error);
   alert({
     title: 'Loading Error',
     message: LOADING_ERROR,
     okButtonText: 'Ok'
   });
 }

  displayAlertDialog() {
     // >> alert-dialog-code
     let options = {
         title: "Race selection",
         message: "Race chosen: Unicorn",
         okButtonText: "OK"
     };
     dialogs.alert(options).then(() => {
         console.log("Race chosen!");
     });
     // << alert-dialog-code
 }

 getLocation() {
     alert({message:"Getting your location !", okButtonText: "ok, thanks"});
     this.geolocatonService.getLocation(
         loc => {
             if (loc) {
                 this.latitude = String(loc.latitude);
                 this.longitude = String(loc.longitude);
             }
         },
         error => {
             console.log("Error: " + error.message);
         });
 }

 public loadRegions(args: EventData) : void{
     this.logger.Notify("time to load regions");
     
     if(args){ 
         this.logger.Notify("There are args");
         //to do animate transition
     }
     
     alert("nav is broken - not sure why.");
     
     let promise: Promise<any, any> = this.router.navigate(["Regions"]);
     
     promise.then(() => {
         this.logger.Notify("I Should have navigated from start -> regions");
     });
     
     promise.catch(() => {
         this.logger.Notify("I failed navigating from start -> regions");
     });
 }

 public alert(msg: string): Promise<any> {
   return dialogs.alert(msg);
 }

 setTimeout(() => {
   dialogs.alert(`${msg} For real. It's really working :)`).then(() => console.log(`Dialog closed.`));
 }, 2000);