import { NgModule } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { RouteReuseStrategy } from '@angular/router'; import { IonicModule, IonicRouteStrategy } from '@ionic/angular'; import { AppRoutingModule } from './app-routing.module'; import { AppComponent } from './app.component'; import { FormsModule } from '@angular/forms'; import { CalendarModule, DateAdapter } from 'angular-calendar'; import { adapterFactory } from 'angular-calendar/date-adapters/date-fns'; @NgModule({ declarations: [AppComponent], imports: [ BrowserModule, IonicModule.forRoot(), AppRoutingModule, FormsModule, CalendarModule.forRoot({ provide: DateAdapter, useFactory: adapterFactory, }), ], providers: [{ provide: RouteReuseStrategy, useClass: IonicRouteStrategy }], bootstrap: [AppComponent], }) export class AppModule {}