import { Component, input } from '@angular/core';
import { HeadingComponent } from '@shared/ui/heading/heading.component';

/** Molecule: a content card. Standardises the repeated card surface (white,
    subtle border, rounded, padded) so pages compose cards instead of hand-rolling
    a hand-rolled card surface. Optional heading; the rest is projected.
    Local class is .app-card (NOT Bootstrap's .card, whose padding-on-body layout differs). */
@Component({
  selector: 'app-card',
  imports: [HeadingComponent],
  styles: [`
    :host{display:block;block-size:100%}
    .app-card{
      background:var(--rhc-color-wit);
      border:var(--rhc-border-width-sm) solid var(--rhc-color-border-subtle);
      border-radius:var(--rhc-border-radius-md);
      padding:var(--rhc-space-max-xl);
      block-size:100%;
      box-sizing:border-box;
    }
    .app-card > * + *{margin-block-start:var(--rhc-space-max-md)}
  `],
  template: `
    <section class="app-card">
      @if (heading()) { <app-heading [level]="level()">{{ heading() }}</app-heading> }
      <ng-content />
    </section>
  `,
})
export class CardComponent {
  heading = input<string>();
  level = input<1 | 2 | 3 | 4 | 5>(3);
}