Hi all
I added chat on my project. I use firebase realtime database.
But I don’t want to take all data on database , I would like to take data from last entry like whatsapp.
how can I do this?
I take data with this code;
messages: object[] = [];
_chatSubscription;
constructor(public navCtrl: NavController, public navParams: NavParams,public db: AngularFireDatabase,public camera:Camera,private imagePicker:ImagePicker,
public cropService: Crop,public translate: TranslateService,private toastCtrl: ToastController) {
this.username = this.navParams.get('username');
this._chatSubscription = this.db.list('/'+this.navParams.get("chatid")).subscribe( data => {
this.messages = data;
});
}
Thanks , have a nice day.