react-query/examples/angular/auto-refetching/src/app/components/auto-refetching.component.html

<div>
  <h1>Auto Refetch with stale-time set to {{ intervalMs() }}ms</h1>
  <p>
    This example is best experienced on your own machine, where you can open
    multiple tabs to the same localhost server and see your changes propagate
    between the two.
  </p>
  <label>
    Query Interval speed (ms):
    <input [value]="intervalMs()" (input)="inputChange($event)" />
    <span
      [ngStyle]="{
        display: 'inline-block',
        marginLeft: '.5rem',
        width: '10px',
        height: '10px',
        background: tasks.isFetching() ? 'green' : 'transparent',
        transition: !tasks.isFetching() ? 'all .3s ease' : 'none',
        borderRadius: '100%',
        transform: 'scale(2)',
      }"
    ></span>
  </label>
  <h2>Todo List</h2>

  <input placeholder="Enter something" (keydown.enter)="addItem($event)" />
  <ul>
    @for (item of tasks.data(); track item) {
      <li>{{ item }}</li>
    }
  </ul>
  <div>
    <button (click)="clearTasks()">Clear All</button>
  </div>
</div>