Retrospring/app/javascript/retrospring/features/answerbox/comment/count.ts

19 lines
689 B
TypeScript

export function commentCharacterCountHandler(event: Event): void {
const input = event.target as HTMLInputElement;
const id = input.dataset.aId;
const counter = document.querySelector(`#ab-comment-charcount-${id}`);
const group = document.querySelector(`[name=ab-comment-new-group][data-a-id="${id}"]`);
if (group.classList.contains('has-error')) {
group.classList.remove('has-error');
}
counter.innerHTML = String(160 - input.value.length);
if (Number(counter.innerHTML) < 0) {
counter.classList.remove('text-muted');
counter.classList.add('text-danger');
} else {
counter.classList.remove('text-danger');
counter.classList.add('text-muted');
}
}