Current File : /home/pacjaorg/.trash/media.1/system/js/table-columns.js |
/**
* TableColumns class for toggle visibility of <table> columns.
*/
class TableColumns {
constructor($table, tableName) {
this.$table = $table;
this.tableName = tableName;
this.storageKey = `joomla-tablecolumns-${this.tableName}`;
this.$headers = [].slice.call($table.querySelector('thead tr').children);
this.$rows = $table.querySelectorAll('tbody tr');
this.listOfHidden = [];
// Load previous state
this.loadState();
// Find protected columns
this.protectedCols = [0];
if (this.$rows[0]) {
[].slice.call(this.$rows[0].children).forEach(($el, index) => {
if ($el.nodeName === 'TH') {
this.protectedCols.push(index);
// Make sure it's not in the list of hidden
const ih = this.listOfHidden.indexOf(index);
if (ih !== -1) {
this.listOfHidden.splice(ih, 1);
}
}
});
}
// Set up toggle menu
this.createControls();
// Restore state
this.listOfHidden.forEach(index => {
this.toggleColumn(index, true);
});
}
/**
* Create a controls to select visible columns
*/
createControls() {
const $divouter = document.createElement('div');
$divouter.setAttribute('class', 'dropdown float-end pb-2');
const $divinner = document.createElement('div');
$divinner.setAttribute('class', 'dropdown-menu dropdown-menu-end');
$divinner.setAttribute('data-bs-popper', 'static');
// Create a toggle button
const $button = document.createElement('button');
$button.type = 'button';
$button.textContent = Joomla.Text._('JGLOBAL_COLUMNS');
$button.classList.add('btn', 'btn-primary', 'btn-sm', 'dropdown-toggle');
$button.setAttribute('data-bs-toggle', 'dropdown');
$button.setAttribute('data-bs-auto-close', 'false');
$button.setAttribute('aria-haspopup', 'true');
$button.setAttribute('aria-expanded', 'false');
const $ul = document.createElement('ul');
$ul.setAttribute('class', 'list-unstyled p-2 text-nowrap mb-0');
$ul.setAttribute('id', 'columnList');
// Collect a list of headers for dropdown
this.$headers.forEach(($el, index) => {
// Skip the first column, unless it's a th, as we don't want to display the checkboxes
if (index === 0 && $el.nodeName !== 'TH') return;
const $li = document.createElement('li');
const $label = document.createElement('label');
const $input = document.createElement('input');
$input.classList.add('form-check-input', 'me-1');
$input.type = 'checkbox';
$input.name = 'table[column][]';
$input.checked = this.listOfHidden.indexOf(index) === -1;
$input.disabled = this.protectedCols.indexOf(index) !== -1;
$input.value = index;
// Find the header name
let $titleEl = $el.querySelector('span');
let title = $titleEl ? $titleEl.textContent.trim() : '';
if (!title) {
$titleEl = $el.querySelector('span.visually-hidden') || $el;
title = $titleEl.textContent.trim();
}
if (title.includes(':')) {
title = title.split(':', 2)[1].trim();
}
$label.textContent = title;
$label.insertAdjacentElement('afterbegin', $input);
$li.appendChild($label);
$ul.appendChild($li);
});
this.$table.insertAdjacentElement('beforebegin', $divouter);
$divouter.appendChild($button);
$divouter.appendChild($divinner);
$divinner.appendChild($ul);
// Listen to checkboxes change
$ul.addEventListener('change', event => {
this.toggleColumn(parseInt(event.target.value, 10));
this.saveState();
});
// Remove "media query" classes, which may prevent toggling from working.
this.$headers.forEach($el => {
$el.classList.remove('d-none', 'd-xs-table-cell', 'd-sm-table-cell', 'd-md-table-cell', 'd-lg-table-cell', 'd-xl-table-cell', 'd-xxl-table-cell');
});
this.$rows.forEach($row => {
[].slice.call($row.children).forEach($el => {
$el.classList.remove('d-none', 'd-xs-table-cell', 'd-sm-table-cell', 'd-md-table-cell', 'd-lg-table-cell', 'd-xl-table-cell', 'd-xxl-table-cell');
});
});
this.$button = $button;
this.$menu = $ul;
this.updateCounter();
}
/**
* Update button text
*/
updateCounter() {
// Don't count the checkboxes column in the total
const total = this.$headers.length - 1;
const visible = total - this.listOfHidden.length;
this.$button.textContent = `${visible}/${total} ${Joomla.Text._('JGLOBAL_COLUMNS')}`;
}
/**
* Toggle column visibility
*
* @param {Number} index The column index
* @param {Boolean} force To force hide
*/
toggleColumn(index, force) {
// Skip incorrect index
if (!this.$headers[index]) return;
// Skip the protected columns
if (this.protectedCols.indexOf(index) !== -1) return;
const i = this.listOfHidden.indexOf(index);
if (i === -1) {
this.listOfHidden.push(index);
} else if (force !== true) {
this.listOfHidden.splice(i, 1);
}
this.$headers[index].classList.toggle('d-none', force);
this.$rows.forEach($col => {
$col.children[index].classList.toggle('d-none', force);
});
this.updateCounter();
}
/**
* Save state, list of hidden columns
*/
saveState() {
window.localStorage.setItem(this.storageKey, this.listOfHidden.join(','));
}
/**
* Load state, list of hidden columns
*/
loadState() {
const stored = window.localStorage.getItem(this.storageKey);
if (stored) {
this.listOfHidden = stored.split(',').map(val => parseInt(val, 10));
}
}
}
if (window.innerWidth > 992) {
// Look for dataset name else page-title
[...document.querySelectorAll('table:not(.columns-order-ignore)')].forEach($table => {
const tableName = $table.dataset.name ? $table.dataset.name : document.querySelector('.page-title').textContent.trim().replace(/[^a-z0-9]/gi, '-').toLowerCase();
// Skip unnamed table
if (!tableName) {
return;
}
/* eslint-disable-next-line no-new */
new TableColumns($table, tableName);
});
}