45 lines
1.6 KiB
JavaScript
45 lines
1.6 KiB
JavaScript
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/* jshint esversion: 6 */
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const defaults = {
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nameToReplace: 'idx',
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removeSelector: '.remove'
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}
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export function formStamp(element, options = {})
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{
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const {
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nameToReplace,
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removeSelector
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} = { ...defaults, ...element.dataset, ...options };
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const container = element.parentElement;
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const template = element.querySelector('template');
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const itemSelector = '.' + template.content.firstElementChild.className.replace(/ /g, '.');
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const initialItemCount = container.querySelectorAll(itemSelector).length;
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let created = 0;
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const removeRow = (element) => () => {
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const rowToDelete = element.closest(itemSelector);
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// Flow renders identity fields directly at the form tag, so we need to look
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if (rowToDelete.dataset.stampRemoveWithMe) {
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container.closest('form')
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.querySelectorAll(rowToDelete.dataset.stampRemoveWithMe)
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.forEach(child => child.remove())
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}
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rowToDelete.remove();
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}
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element.addEventListener('click', () => {
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const clone = template.content.cloneNode(true);
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clone.querySelectorAll('input, select, textarea').forEach(child => {
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child.name = child.name.replace(nameToReplace, initialItemCount + created);
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});
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clone.querySelectorAll(removeSelector).forEach(child => {
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child.onclick = removeRow(child);
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});
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element.before(clone);
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created++;
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});
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container.querySelectorAll(removeSelector).forEach(child => {
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child.onclick = removeRow(child);
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});
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}
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export default formStamp;
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