app.module.ts

import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';
import { FormsModule } from '@angular/forms';
import { environment } from '../environments/environment';
import { AngularFireModule } from '@angular/fire';
import { AngularFirestoreModule } from '@angular/fire/firestore';
import { AngularFireAuthModule } from '@angular/fire/auth';

import { AppRoutingModule } from './app-routing.module';
import { AppComponent } from './app.component';
import { NgbModule } from '@ng-bootstrap/ng-bootstrap';
import { ChatDatePipe } from './pipe/chat-date.pipe';

@NgModule({
  declarations: [
    AppComponent,
    ChatDatePipe
  ],
  imports: [
    BrowserModule,
    AppRoutingModule,
    NgbModule,
    FormsModule,
    AngularFireModule.initializeApp(environment.firebase),
    AngularFirestoreModule,
    AngularFireAuthModule,
  ],
  providers: [],
  bootstrap: [AppComponent]
})
export class AppModule {
}