client/src/app/+accounts/accounts.component.ts

   1 import { Component, OnInit, OnDestroy } from '@angular/core'
   2 import { ActivatedRoute } from '@angular/router'
   3 import { AccountService } from '@app/shared/account/account.service'
   4 import { Account } from '@app/shared/account/account.model'
   5 import { RestExtractor } from '@app/shared'
   6 import { catchError, switchMap, distinctUntilChanged, map } from 'rxjs/operators'
   7 import { Subscription } from 'rxjs'
   8
   9 @Component({
  10   templateUrl: './accounts.component.html',
  11   styleUrls: [ './accounts.component.scss' ]
  12 })
  13 export class AccountsComponent implements OnInit, OnDestroy {
  14   account: Account
  15
  16   private routeSub: Subscription
  17
  18   constructor (
  19     private route: ActivatedRoute,
  20     private accountService: AccountService,
  21     private restExtractor: RestExtractor
  22   ) {}
  23
  24   ngOnInit () {
  25     this.routeSub = this.route.params
  26       .pipe(
  27         map(params => params[ 'accountId' ]),
  28         distinctUntilChanged(),
  29         switchMap(accountId => this.accountService.getAccount(accountId)),
  30         catchError(err => this.restExtractor.redirectTo404IfNotFound(err, [ 400, 404 ]))
  31       )
  32       .subscribe(account => this.account = account)
  33   }
  34
  35   ngOnDestroy () {
  36     if (this.routeSub) this.routeSub.unsubscribe()
  37   }
  38 }