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Thread: [Angular 13] Material Login Form

  1. #1

    Thread Starter
    Super Moderator dday9's Avatar
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    [Angular 13] Material Login Form

    This is a login component built using Material for Angular that is mobile responsive.

    login.component.css:
    Code:
    mat-form-field {
        display: block;
    }
    
    .u-h-center {
        margin-left: auto;
        margin-right: auto;
    }
    
    .u-mt-3 {
        margin-top: 3rem;
    }
    
    .u-mw-500 {
        max-width: 500px;
    }
    login.component.html:
    HTML Code:
    <mat-card class="u-mt-3" [ngClass]="{ 'u-h-center u-mw-500': !isMobile }">
        <mat-card-title>Login Form</mat-card-title>
        <mat-card-subtitle>Written by dday9</mat-card-subtitle>
        <mat-card-content>
            <form [formGroup]=form (submit)="login()">
    
                <mat-form-field>
                    <mat-label>Email</mat-label>
                    <input matInput type="email" formControlName="email">
                    <button *ngIf="form?.get('email')?.value" matSuffix mat-icon-button aria-label="Clear" (click)="resetValue('email')">
                        <mat-icon>close</mat-icon>
                    </button>
                </mat-form-field>
    
                <mat-form-field>
                    <mat-label>Password</mat-label>
                    <input matInput type="password" formControlName="password">
                    <button *ngIf="form?.get('password')?.value" matSuffix mat-icon-button aria-label="Clear" (click)="resetValue('password')">
                        <mat-icon>close</mat-icon>
                    </button>
                </mat-form-field>
    
                <a href="#">Forgot your password?</a>
            </form>
        </mat-card-content>
        <mat-card-actions>
            <button mat-raised-button color="primary" (click)="login()">Login</button>
            <button mat-button [routerLink]="['/register']">Register</button>
        </mat-card-actions>
    </mat-card>
    login.component.ts:
    Code:
    import { BreakpointObserver, Breakpoints } from '@angular/cdk/layout';
    import { Component, OnDestroy, OnInit } from '@angular/core';
    import { FormBuilder, FormGroup, Validators } from '@angular/forms';
    
    import { Subscription } from 'rxjs';
    
    @Component({
        selector: 'app-login',
        templateUrl: './login.component.html',
        styleUrls: ['./login.component.css']
    })
    export class LoginComponent implements OnInit, OnDestroy {
    
        form = this.buildForm();
        isMobile = false;
    
        private subscriptions: Subscription[] = [];
        constructor(private breakpointObserver: BreakpointObserver,
                    private formBuilder: FormBuilder) { }
    
        ngOnInit(): void {
            this.subscriptions.push(this.breakpointObserver.observe([
                Breakpoints.XSmall,
                Breakpoints.Small,
                Breakpoints.Handset
            ]).subscribe(result => this.isMobile = result.matches));
            this.form = this.buildForm();
        }
    
        ngOnDestroy(): void {
            this.subscriptions.forEach(subscription => subscription.unsubscribe());
        }
    
        login(): void {
            if (this.form?.invalid) {
                this.form?.markAllAsTouched();
                return;
            }
            // TODO: make login call
        }
    
        resetValue(fieldControlName: string): void {
            this.form?.get(fieldControlName)?.reset(null);
        }
    
        private buildForm(): FormGroup {
            return this.formBuilder.group({
                email: [ null, [ Validators.required, Validators.email ]],
                password: [ null, [ Validators.required ]]
            });
        }
    }
    Stackblitz Demo: https://stackblitz.com/edit/angular-ivy-jmbp1o
    Last edited by dday9; Dec 9th, 2021 at 06:21 PM.
    "Code is like humor. When you have to explain it, itís bad." - Cory House
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