generated from bisco/codex-bootstrap
feat(frontend): add performance booking form
This commit is contained in:
bisco
@@ -1,42 +1,120 @@
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import { ChangeDetectionStrategy, Component } from '@angular/core';
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import { ActivatedRoute } from '@angular/router';
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import { ChangeDetectionStrategy, Component, DestroyRef, inject, signal } from '@angular/core';
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import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
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import { FormBuilder, ReactiveFormsModule, Validators } from '@angular/forms';
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import { ActivatedRoute, RouterLink } from '@angular/router';
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import { HttpErrorResponse } from '@angular/common/http';
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import { MatButtonModule } from '@angular/material/button';
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import { MatCardModule } from '@angular/material/card';
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import { MatDividerModule } from '@angular/material/divider';
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import { MatListModule } from '@angular/material/list';
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import { MatFormFieldModule } from '@angular/material/form-field';
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import { MatIconModule } from '@angular/material/icon';
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import { MatInputModule } from '@angular/material/input';
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import { MatProgressSpinnerModule } from '@angular/material/progress-spinner';
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import { ReservationCreatePayload, ShowsApiService } from '../services/shows-api.service';
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type ApiValidationErrors = Record<string, string[]>;
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@Component({
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standalone: true,
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imports: [MatCardModule, MatDividerModule, MatListModule],
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imports: [
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ReactiveFormsModule,
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RouterLink,
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MatButtonModule,
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MatCardModule,
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MatFormFieldModule,
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MatIconModule,
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MatInputModule,
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MatProgressSpinnerModule,
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],
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template: `
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<section class="page">
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<header class="page-header">
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<p class="eyebrow">Booking</p>
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<h1>Performance {{ performanceId }}</h1>
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<p class="supporting">
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This page will host the reservation form and confirmation states backed by the existing booking APIs.
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</p>
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<h1>Reserve seats</h1>
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<p class="supporting">Performance {{ performanceId }}. Complete the form and we will send a confirmation email.</p>
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</header>
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<mat-card class="content-card">
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<mat-card-title>Planned interactions</mat-card-title>
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<mat-card-content>
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<mat-list>
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<mat-list-item>Load performance detail and availability</mat-list-item>
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<mat-list-item>Submit pending reservation</mat-list-item>
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<mat-list-item>Show email confirmation guidance</mat-list-item>
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</mat-list>
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@if (isSuccess()) {
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<div class="status-copy success" aria-live="polite">
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<mat-icon>check_circle</mat-icon>
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<div>
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<h2>Reservation created</h2>
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<p>check your email</p>
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</div>
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</div>
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} @else {
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<form [formGroup]="bookingForm" (ngSubmit)="submit()" novalidate>
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<div class="form-grid">
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<mat-form-field appearance="outline">
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<mat-label>Name</mat-label>
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<input matInput type="text" formControlName="name" autocomplete="name" />
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@if (bookingForm.controls.name.touched && bookingForm.controls.name.hasError('required')) {
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<mat-error>Name is required.</mat-error>
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}
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</mat-form-field>
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<mat-form-field appearance="outline">
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<mat-label>Email</mat-label>
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<input matInput type="email" formControlName="email" autocomplete="email" />
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@if (bookingForm.controls.email.touched && bookingForm.controls.email.hasError('required')) {
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<mat-error>Email is required.</mat-error>
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}
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@if (bookingForm.controls.email.touched && bookingForm.controls.email.hasError('email')) {
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<mat-error>Enter a valid email address.</mat-error>
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}
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</mat-form-field>
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<mat-form-field appearance="outline">
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<mat-label>Number of seats</mat-label>
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<input matInput type="number" min="1" step="1" formControlName="partySize" />
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@if (bookingForm.controls.partySize.touched && bookingForm.controls.partySize.hasError('required')) {
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<mat-error>Number of seats is required.</mat-error>
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}
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@if (bookingForm.controls.partySize.touched && bookingForm.controls.partySize.hasError('min')) {
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<mat-error>At least 1 seat is required.</mat-error>
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}
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</mat-form-field>
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</div>
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@if (submitError()) {
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<p class="error-message" aria-live="assertive">{{ submitError() }}</p>
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}
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@if (fieldErrors().length > 0) {
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<div class="field-errors" aria-live="assertive">
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@for (message of fieldErrors(); track message) {
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<p>{{ message }}</p>
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}
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</div>
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}
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<div class="actions">
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<button mat-flat-button type="submit" [disabled]="isSubmitting()">
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@if (isSubmitting()) {
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<mat-progress-spinner mode="indeterminate" diameter="18"></mat-progress-spinner>
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<span>Submitting...</span>
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} @else {
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<span>Reserve</span>
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}
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</button>
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<a mat-button routerLink="/shows">Back to shows</a>
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</div>
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</form>
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}
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</mat-card-content>
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</mat-card>
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</section>
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`,
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styles: [`
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.page {
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max-width: 900px;
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max-width: 760px;
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margin: 0 auto;
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}
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.page-header {
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margin-bottom: 22px;
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margin-bottom: 24px;
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}
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.eyebrow {
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@@ -55,7 +133,8 @@ import { MatListModule } from '@angular/material/list';
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.supporting {
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color: var(--azionelab-muted);
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line-height: 1.6;
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max-width: 50ch;
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max-width: 56ch;
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margin: 14px 0 0;
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}
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.content-card {
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@@ -64,11 +143,125 @@ import { MatListModule } from '@angular/material/list';
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background: var(--azionelab-surface);
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box-shadow: var(--azionelab-shadow);
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}
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.form-grid {
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display: grid;
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gap: 14px;
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}
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mat-form-field {
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width: 100%;
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}
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.error-message,
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.field-errors p {
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margin: 0;
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color: #b3261e;
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line-height: 1.4;
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font-size: 0.92rem;
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}
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.field-errors {
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display: grid;
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gap: 6px;
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margin-top: 10px;
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}
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.actions {
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display: flex;
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align-items: center;
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gap: 12px;
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margin-top: 18px;
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flex-wrap: wrap;
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}
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.actions button[mat-flat-button] {
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min-width: 130px;
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display: inline-flex;
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align-items: center;
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justify-content: center;
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gap: 8px;
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}
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.status-copy {
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display: flex;
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align-items: flex-start;
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gap: 14px;
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}
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.status-copy h2 {
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margin: 0 0 6px;
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}
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.status-copy p {
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margin: 0;
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color: var(--azionelab-muted);
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}
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.status-copy.success mat-icon {
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color: #2e7d32;
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}
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`],
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changeDetection: ChangeDetectionStrategy.OnPush,
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})
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export class BookingPlaceholderPageComponent {
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protected readonly performanceId = this.route.snapshot.paramMap.get('performanceId') ?? '0';
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private readonly destroyRef = inject(DestroyRef);
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private readonly formBuilder = inject(FormBuilder);
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private readonly route = inject(ActivatedRoute);
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private readonly showsApi = inject(ShowsApiService);
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constructor(private readonly route: ActivatedRoute) {}
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protected readonly performanceId = this.route.snapshot.paramMap.get('id') ?? '';
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protected readonly isSubmitting = signal(false);
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protected readonly isSuccess = signal(false);
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protected readonly submitError = signal('');
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protected readonly fieldErrors = signal<string[]>([]);
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protected readonly bookingForm = this.formBuilder.nonNullable.group({
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name: ['', [Validators.required, Validators.maxLength(200)]],
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email: ['', [Validators.required, Validators.email]],
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partySize: [1, [Validators.required, Validators.min(1)]],
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});
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protected submit(): void {
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this.submitError.set('');
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this.fieldErrors.set([]);
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if (this.bookingForm.invalid) {
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this.bookingForm.markAllAsTouched();
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return;
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}
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const payload: ReservationCreatePayload = {
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name: this.bookingForm.controls.name.value.trim(),
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email: this.bookingForm.controls.email.value.trim(),
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party_size: this.bookingForm.controls.partySize.value,
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};
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this.isSubmitting.set(true);
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this.showsApi.createReservation(this.performanceId, payload)
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.pipe(takeUntilDestroyed(this.destroyRef))
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.subscribe({
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next: () => {
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this.isSubmitting.set(false);
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this.isSuccess.set(true);
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this.bookingForm.disable();
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},
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error: (error: HttpErrorResponse) => {
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this.isSubmitting.set(false);
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if (error.status === 400 && error.error && typeof error.error === 'object') {
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this.fieldErrors.set(this.flattenValidationErrors(error.error as ApiValidationErrors));
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return;
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}
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this.submitError.set('Could not create reservation. Please try again.');
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},
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});
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}
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private flattenValidationErrors(errors: ApiValidationErrors): string[] {
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return Object.entries(errors).flatMap(([field, messages]) => {
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const label = field === 'party_size' ? 'number of seats' : field;
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return messages.map((message) => `${label}: ${message}`);
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});
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}
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}
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