webseite-grav/plugins/flex-objects/app/utils/indeterminate.js

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2021-04-30 11:23:26 +02:00
document.addEventListener('click', (event) => {
const wrapper = event.target.closest('.checkboxes.indeterminate');
if (wrapper) {
event.preventDefault();
const checkbox = wrapper.querySelector('input[type="checkbox"]:not([disabled])');
const checkStatus = wrapper.dataset._checkStatus;
wrapper.classList.remove('status-checked', 'status-unchecked', 'status-indeterminate');
switch (checkStatus) {
// checked, going indeterminate
case '1':
wrapper.dataset._checkStatus = '2';
checkbox.indeterminate = true;
checkbox.checked = false;
checkbox.value = 0;
wrapper.classList.add('status-indeterminate');
break;
// indeterminate, going unchecked
case '2':
wrapper.dataset._checkStatus = '0';
checkbox.indeterminate = false;
checkbox.checked = false;
checkbox.value = '';
wrapper.classList.add('status-unchecked');
break;
// unchecked, going checked
case '0':
default:
wrapper.dataset._checkStatus = '1';
checkbox.indeterminate = false;
checkbox.checked = true;
checkbox.value = 1;
wrapper.classList.add('status-checked');
break;
}
const input = new CustomEvent('input', { detail: { target: checkbox }});
document.dispatchEvent(input);
}
});
(document.querySelectorAll('input[type="checkbox"][indeterminate="true"]') || []).forEach((input) => { input.indeterminate = true; });