79 lines
2.0 KiB
TypeScript
79 lines
2.0 KiB
TypeScript
import { Component, OnInit, ViewChild, AfterViewInit } from "@angular/core";
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import { Router, ActivatedRoute } from "@angular/router";
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import { FormBuilder, FormGroup, Validators } from "@angular/forms";
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import { MatInput } from "@angular/material/input";
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import { first } from "rxjs/operators";
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import { AuthenticationService } from "../../services/authentication.service";
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@Component({
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selector: "app-login-user",
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templateUrl: "./login-user.component.html",
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styleUrls: ["./login-user.component.css"],
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standalone: false,
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})
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export class LoginUserComponent implements OnInit, AfterViewInit {
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loginForm: FormGroup;
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loading = false;
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submitted = false;
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returnUrl: string;
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error = "";
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@ViewChild("username") userNameInput: MatInput;
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constructor(
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private formBuilder: FormBuilder,
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private route: ActivatedRoute,
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private router: Router,
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private authenticationService: AuthenticationService
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) {
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if (this.authenticationService.currentUserValue) {
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this.router.navigate(["/"]);
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}
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}
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ngAfterViewInit() {
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this.userNameInput.focus();
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}
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ngOnInit() {
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this.loginForm = this.formBuilder.group(
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{
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username: ["", [Validators.required, Validators.minLength(3)]],
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password: ["", [Validators.required]],
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},
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{ updateOn: "submit" }
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);
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// get return url from route parameters or default to '/'
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this.returnUrl = this.route.snapshot.queryParams["returnUrl"] || "/";
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}
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get formCtrls() {
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return this.loginForm.controls;
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}
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onLoginSubmit() {
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this.submitted = true;
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if (this.loginForm.valid) {
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this.loading = true;
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this.authenticationService
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.login(
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this.formCtrls["username"].value,
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this.formCtrls["password"].value
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)
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.pipe(first())
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.subscribe(
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(data) => {
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this.router.navigate([this.returnUrl]);
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},
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(error) => {
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this.error = error;
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this.loading = false;
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}
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);
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}
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}
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}
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