MyShaarli/assets/default/js/plugins-admin.js
2018-03-28 19:01:17 +02:00

81 lines
2.1 KiB
JavaScript

/**
* Change the position counter of a row.
*
* @param elem Element Node to change.
* @param toPos int New position.
*/
function changePos(elem, toPos) {
const elemName = elem.getAttribute('data-line');
elem.setAttribute('data-order', toPos);
const hiddenInput = document.querySelector(`[name="order_${elemName}"]`);
hiddenInput.setAttribute('value', toPos);
}
/**
* Move a row up or down.
*
* @param pos Element Node to move.
* @param move int Move: +1 (down) or -1 (up)
*/
function changeOrder(pos, move) {
const newpos = parseInt(pos, 10) + move;
let lines = document.querySelectorAll(`[data-order="${pos}"]`);
const changelines = document.querySelectorAll(`[data-order="${newpos}"]`);
// If we go down reverse lines to preserve the rows order
if (move > 0) {
lines = [].slice.call(lines).reverse();
}
for (let i = 0; i < lines.length; i += 1) {
const parent = changelines[0].parentNode;
changePos(lines[i], newpos);
changePos(changelines[i], parseInt(pos, 10));
const changeItem = move < 0 ? changelines[0] : changelines[changelines.length - 1].nextSibling;
parent.insertBefore(lines[i], changeItem);
}
}
/**
* Move a row up in the table.
*
* @param pos int row counter.
*
* @return false
*/
function orderUp(pos) {
if (pos !== 0) {
changeOrder(pos, -1);
}
}
/**
* Move a row down in the table.
*
* @param pos int row counter.
*
* @returns false
*/
function orderDown(pos) {
const lastpos = parseInt(document.querySelector('[data-order]:last-child').getAttribute('data-order'), 10);
if (pos !== lastpos) {
changeOrder(pos, 1);
}
}
(() => {
/**
* Plugin admin order
*/
const orderPA = document.querySelectorAll('.order');
[...orderPA].forEach((link) => {
link.addEventListener('click', (event) => {
event.preventDefault();
if (event.target.classList.contains('order-up')) {
orderUp(parseInt(event.target.parentNode.parentNode.getAttribute('data-order'), 10));
} else if (event.target.classList.contains('order-down')) {
orderDown(parseInt(event.target.parentNode.parentNode.getAttribute('data-order'), 10));
}
});
});
})();