feat: challenge 40 - forms control value accessor

apps/forms/control-value-accessor/src/app/app.component.spec.ts

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+import { render } from '@testing-library/angular';
+import { AppComponent } from './app.component';
+
+describe('AppComponent', () => {
+  test('...', async () => {
+    await render(AppComponent);
+  });
+});

apps/forms/control-value-accessor/src/app/app.component.ts

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+import { Component } from '@angular/core';
+import { FeedbackFormComponent } from './feedback-form/feedback-form.component';
+
+@Component({
+  standalone: true,
+  imports: [FeedbackFormComponent],
+  selector: 'app-root',
+  template: `<app-feedback-form
+    (feedBackSubmit)="apiCall($event)"></app-feedback-form>`,
+})
+export class AppComponent {
+  apiCall(event: Record<string, string | null>): void {
+    console.log(event);
+  }
+}

apps/forms/control-value-accessor/src/app/app.config.ts

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+import { ApplicationConfig } from '@angular/core';
+
+export const appConfig: ApplicationConfig = {
+  providers: [],
+};

apps/forms/control-value-accessor/src/app/feedback-control/feedback-control.component.html

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+<svg width="0" height="0" xmlns="http://www.w3.org/2000/svg">
+  <symbol id="star" width="50" height="50" xmlns="http://www.w3.org/2000/svg">
+    <path
+      d="M31.77 11.857H19.74L15.99.5l-3.782 11.357H0l9.885 6.903-3.692 11.21 9.736-7.05 9.796 6.962-3.722-11.18 9.766-6.845z" />
+  </symbol>
+</svg>
+<div class="rating">
+  @for (item of [].constructor(5); track item) {
+    <svg
+      class="star"
+      [class.star-active]="isStarActive($index, value)"
+      (click)="setRating($index)">
+      <use xlink:href="#star"></use>
+    </svg>
+  }
+</div>

apps/forms/control-value-accessor/src/app/feedback-control/feedback-control.component.scss

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+.rating {
+  display: flex;
+  justify-content: center;
+  padding: 0 10px;
+
+  &:hover {
+    .star {
+      fill: #ffd055;
+    }
+  }
+}
+
+.star {
+  width: 50px;
+  height: 50px;
+  fill: #cccccc;
+  cursor: pointer;
+
+  &:hover ~ .star {
+    fill: #d8d8d8;
+  }
+}
+
+.star-active {
+  fill: #ffd055 !important;
+}

apps/forms/control-value-accessor/src/app/feedback-control/feedback-control.component.ts

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+import { EventEmitter } from '@angular/core';
+import { Output } from '@angular/core';
+import { Component } from '@angular/core';
+
+@Component({
+  standalone: true,
+  selector: 'app-feedback-control',
+  templateUrl: 'feedback-control.component.html',
+  styleUrls: ['feedback-control.component.scss'],
+})
+export class FeedbackControlComponent {
+  @Output()
+  readonly ratingUpdated: EventEmitter<string> = new EventEmitter<string>();
+
+  value: number | null = null;
+
+  setRating(index: number): void {
+    this.value = index + 1;
+    this.ratingUpdated.emit(`${this.value}`);
+  }
+
+  isStarActive(index: number, value: number | null): boolean {
+    return value ? index < value : false;
+  }
+}

apps/forms/control-value-accessor/src/app/feedback-form/feedback-form.component.html

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+<form [formGroup]="feedbackForm" class="feedback-form">
+  <legend class="feedback-form-title">Tell us what you think</legend>
+  <input
+    class="feedback-form-control"
+    [formControl]="feedbackForm.controls.name"
+    placeholder="Name"
+    type="text" />
+  <input
+    class="feedback-form-control"
+    [formControl]="feedbackForm.controls.email"
+    placeholder="Email"
+    type="text" />
+  <app-feedback-control (ratingUpdated)="rating = $event">
+  </app-feedback-control>
+  <textarea
+    class="feedback-form-control"
+    [formControl]="feedbackForm.controls.comment"
+    placeholder="Сomment text"></textarea>
+  <button
+    class="feedback-form-submit"
+    type="submit"
+    [disabled]="
+      feedbackForm.touched && (rating === null || feedbackForm.invalid)
+    "
+    (click)="submitForm()">
+    Submit
+  </button>
+</form>

apps/forms/control-value-accessor/src/app/feedback-form/feedback-form.component.scss

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+* {
+  box-sizing: border-box;
+}
+
+:host {
+  display: block;
+  padding: 20px;
+}
+
+.feedback-form {
+  display: flex;
+  flex-direction: column;
+  width: 500px;
+  padding: 20px;
+  border: 1px solid #000000;
+}
+
+.feedback-form-title {
+  margin-bottom: 20px;
+  font-size: 24px;
+}
+
+.feedback-form-control {
+  max-height: 200px;
+  margin-bottom: 20px;
+  padding: 12px 12px 12px 20px;
+  border-radius: 0;
+  background-color: #fbfbfb;
+  color: #3c3c3c;
+  font-size: 18px;
+
+  &:focus {
+    padding: 10px 10px 10px 18px;
+    border: 2px solid #054ada;
+    outline: none;
+    background: #fff;
+  }
+}
+
+.feedback-form-submit {
+  padding: 10px;
+  background-color: #054ada;
+  color: #ffffff;
+  font-size: 18px;
+
+  &[disabled] {
+    background-color: #cccccc;
+    color: #ffffff;
+  }
+}

apps/forms/control-value-accessor/src/app/feedback-form/feedback-form.component.ts

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+import { EventEmitter } from '@angular/core';
+import { Output } from '@angular/core';
+import { Component } from '@angular/core';
+import { Validators } from '@angular/forms';
+import { FormControl } from '@angular/forms';
+import { FormGroup } from '@angular/forms';
+import { ReactiveFormsModule } from '@angular/forms';
+import { FeedbackControlComponent } from '../feedback-control/feedback-control.component';
+
+@Component({
+  standalone: true,
+  imports: [FeedbackControlComponent, ReactiveFormsModule],
+  selector: 'app-feedback-form',
+  templateUrl: 'feedback-form.component.html',
+  styleUrls: ['feedback-form.component.scss'],
+})
+export class FeedbackFormComponent {
+  @Output()
+  readonly feedBackSubmit: EventEmitter<Record<string, string | null>> =
+    new EventEmitter<Record<string, string | null>>();
+
+  readonly feedbackForm = new FormGroup({
+    name: new FormControl('', {
+      validators: Validators.required,
+    }),
+    email: new FormControl('', {
+      validators: Validators.required,
+    }),
+    comment: new FormControl(),
+  });
+
+  rating: string | null = null;
+
+  submitForm(): void {
+    this.feedBackSubmit.emit({
+      ...this.feedbackForm.value,
+      rating: this.rating,
+    });
+
+    this.feedbackForm.reset();
+  }
+}