removed obsolete static js file for asyncTable (re-appeared by accident)
This commit is contained in:
Felix Hamann
parent
c72335c13f
commit
15660fece1
@ -1,430 +0,0 @@
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(function collonadeClosure() {
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'use strict';
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/**
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*
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* Async Table Utility
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* makes table filters, sorting and pagination behave asynchronously via AJAX calls
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*
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* Attribute: uw-async-table
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*
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* Example usage:
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* (regular table)
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*/
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var INPUT_DEBOUNCE = 600;
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var HEADER_HEIGHT = 80;
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var ASYNC_TABLE_UTIL_NAME = 'asyncTable';
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var ASYNC_TABLE_UTIL_SELECTOR = '[uw-async-table]';
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var ASYNC_TABLE_LOCAL_STORAGE_KEY = 'ASYNC_TABLE';
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var ASYNC_TABLE_SCROLLTABLE_SELECTOR = '.scrolltable';
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var ASYNC_TABLE_INITIALIZED_CLASS = 'async-table--initialized';
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var ASYNC_TABLE_LOADING_CLASS = 'async-table--loading';
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var ASYNC_TABLE_FILTER_FORM_SELECTOR = '.table-filter-form';
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var ASYNC_TABLE_FILTER_FORM_ID_SELECTOR = '[name="form-identifier"]';
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var asyncTableUtil = function(element) {
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var asyncTableHeader;
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var asyncTableId;
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var ths = [];
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var pageLinks = [];
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var pagesizeForm;
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var scrollTable;
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var cssIdPrefix = '';
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var tableFilterInputs = {
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search: [],
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input: [],
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change: [],
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select: [],
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}
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function init() {
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if (!element) {
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throw new Error('Async Table utility cannot be setup without an element!');
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}
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if (element.classList.contains(ASYNC_TABLE_INITIALIZED_CLASS)) {
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return false;
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}
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// param asyncTableDbHeader
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if (element.dataset.asyncTableDbHeader !== undefined) {
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asyncTableHeader = element.dataset.asyncTableDbHeader;
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}
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var rawTableId = element.querySelector('table').id;
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cssIdPrefix = findCssIdPrefix(rawTableId);
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asyncTableId = rawTableId.replace(cssIdPrefix, '');
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// find scrolltable wrapper
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scrollTable = element.querySelector(ASYNC_TABLE_SCROLLTABLE_SELECTOR);
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if (!scrollTable) {
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throw new Error('Async Table cannot be set up without a scrolltable element!');
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}
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setupSortableHeaders();
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setupPagination();
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setupPageSizeSelect();
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setupTableFilter();
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processLocalStorage();
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// clear currentTableUrl from previous requests
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setLocalStorageParameter('currentTableUrl', null);
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// mark initialized
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element.classList.add(ASYNC_TABLE_INITIALIZED_CLASS);
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return {
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name: ASYNC_TABLE_UTIL_NAME,
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element: element,
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destroy: function() {},
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};
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}
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function setupSortableHeaders() {
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ths = Array.from(scrollTable.querySelectorAll('th.sortable')).map(function(th) {
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return { element: th };
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});
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ths.forEach(function(th) {
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th.clickHandler = function(event) {
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setLocalStorageParameter('horizPos', (scrollTable || {}).scrollLeft);
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linkClickHandler(event);
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};
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th.element.addEventListener('click', th.clickHandler);
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});
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}
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function setupPagination() {
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var pagination = element.querySelector('#' + cssIdPrefix + asyncTableId + '-pagination');
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if (pagination) {
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pageLinks = Array.from(pagination.querySelectorAll('.page-link')).map(function(link) {
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return { element: link };
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});
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pageLinks.forEach(function(link) {
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link.clickHandler = function(event) {
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var tableBoundingRect = scrollTable.getBoundingClientRect();
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if (tableBoundingRect.top < HEADER_HEIGHT) {
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var scrollTo = {
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top: (scrollTable.offsetTop || 0) - HEADER_HEIGHT,
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left: scrollTable.offsetLeft || 0,
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behavior: 'smooth',
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};
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setLocalStorageParameter('scrollTo', scrollTo);
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}
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linkClickHandler(event);
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}
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link.element.addEventListener('click', link.clickHandler);
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});
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}
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}
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function setupPageSizeSelect() {
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// pagesize form
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pagesizeForm = element.querySelector('#' + cssIdPrefix + asyncTableId + '-pagesize-form');
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if (pagesizeForm) {
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var pagesizeSelect = pagesizeForm.querySelector('[name=' + asyncTableId + '-pagesize]');
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pagesizeSelect.addEventListener('change', changePagesizeHandler);
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}
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}
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function setupTableFilter() {
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var tableFilterForm = element.querySelector(ASYNC_TABLE_FILTER_FORM_SELECTOR);
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if (tableFilterForm) {
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gatherTableFilterInputs(tableFilterForm);
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addTableFilterEventListeners(tableFilterForm);
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}
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}
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function gatherTableFilterInputs(tableFilterForm) {
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Array.from(tableFilterForm.querySelectorAll('input[type="search"]')).forEach(function(input) {
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tableFilterInputs.search.push(input);
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});
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Array.from(tableFilterForm.querySelectorAll('input[type="text"]')).forEach(function(input) {
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tableFilterInputs.input.push(input);
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});
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Array.from(tableFilterForm.querySelectorAll('input:not([type="text"]):not([type="search"])')).forEach(function(input) {
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tableFilterInputs.change.push(input);
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});
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Array.from(tableFilterForm.querySelectorAll('select')).forEach(function(input) {
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tableFilterInputs.select.push(input);
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});
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}
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function addTableFilterEventListeners(tableFilterForm) {
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tableFilterInputs.search.forEach(function(input) {
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var debouncedInput = debounce(function() {
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if (input.value.length === 0 || input.value.length > 2) {
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updateFromTableFilter(tableFilterForm);
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}
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}, INPUT_DEBOUNCE);
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input.addEventListener('input', debouncedInput);
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});
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tableFilterInputs.input.forEach(function(input) {
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var debouncedInput = debounce(function() {
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if (input.value.length === 0 || input.value.length > 2) {
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updateFromTableFilter(tableFilterForm);
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}
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}, INPUT_DEBOUNCE);
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input.addEventListener('input', debouncedInput);
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});
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tableFilterInputs.change.forEach(function(input) {
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input.addEventListener('change', function() {
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updateFromTableFilter(tableFilterForm);
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});
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});
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tableFilterInputs.select.forEach(function(input) {
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input.addEventListener('change', function() {
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updateFromTableFilter(tableFilterForm);
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});
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});
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tableFilterForm.addEventListener('submit', function(event) {
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event.preventDefault();
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updateFromTableFilter(tableFilterForm);
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});
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}
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function updateFromTableFilter(tableFilterForm) {
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var url = serializeTableFilterToURL();
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var callback = null;
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var focusedInput = tableFilterForm.querySelector(':focus, :active');
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// focus previously focused input
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if (focusedInput && focusedInput.selectionStart !== null) {
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var selectionStart = focusedInput.selectionStart;
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// remove the following part of the id to get rid of the random
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// (yet somewhat structured) prefix we got from nudging.
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var prefix = findCssIdPrefix(focusedInput.id);
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var focusId = focusedInput.id.replace(prefix, '');
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callback = function(wrapper) {
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var idPrefix = getLocalStorageParameter('cssIdPrefix');
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var toBeFocused = wrapper.querySelector('#' + idPrefix + focusId);
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if (toBeFocused) {
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toBeFocused.focus();
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toBeFocused.selectionStart = selectionStart;
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}
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};
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}
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updateTableFrom(url, callback);
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}
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function serializeTableFilterToURL() {
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var url = new URL(getLocalStorageParameter('currentTableUrl') || window.location.href);
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var formIdElement = element.querySelector(ASYNC_TABLE_FILTER_FORM_ID_SELECTOR);
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if (!formIdElement) {
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// cannot serialize the filter form without an identifier
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return;
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}
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url.searchParams.set('form-identifier', formIdElement.value);
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url.searchParams.set('_hasdata', 'true');
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url.searchParams.set(asyncTableId + '-page', '0');
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tableFilterInputs.search.forEach(function(input) {
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url.searchParams.set(input.name, input.value);
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});
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tableFilterInputs.input.forEach(function(input) {
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url.searchParams.set(input.name, input.value);
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});
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tableFilterInputs.change.forEach(function(input) {
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if (input.checked) {
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url.searchParams.set(input.name, input.value);
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}
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});
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tableFilterInputs.select.forEach(function(select) {
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var options = Array.from(select.querySelectorAll('option'));
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var selected = options.find(function(option) { return option.selected });
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if (selected) {
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url.searchParams.set(select.name, selected.value);
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}
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});
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return url;
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}
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function processLocalStorage() {
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var scrollTo = getLocalStorageParameter('scrollTo');
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if (scrollTo && scrollTable) {
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window.scrollTo(scrollTo);
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}
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setLocalStorageParameter('scrollTo', null);
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var horizPos = getLocalStorageParameter('horizPos');
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if (horizPos && scrollTable) {
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scrollTable.scrollLeft = horizPos;
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}
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setLocalStorageParameter('horizPos', null);
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}
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function removeListeners() {
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ths.forEach(function(th) {
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th.element.removeEventListener('click', th.clickHandler);
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});
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pageLinks.forEach(function(link) {
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link.element.removeEventListener('click', link.clickHandler);
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});
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if (pagesizeForm) {
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var pagesizeSelect = pagesizeForm.querySelector('[name=' + asyncTableId + '-pagesize]')
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pagesizeSelect.removeEventListener('change', changePagesizeHandler);
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}
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}
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function linkClickHandler(event) {
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event.preventDefault();
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var url = getClickDestination(event.target);
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if (!url.match(/^http/)) {
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url = window.location.origin + window.location.pathname + url;
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}
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updateTableFrom(url);
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}
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function getClickDestination(el) {
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if (!el.matches('a') && !el.querySelector('a')) {
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return '';
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}
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return el.getAttribute('href') || el.querySelector('a').getAttribute('href');
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}
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function changePagesizeHandler(event) {
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var paginationParamKey = asyncTableId + '-pagination';
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var pagesizeParamKey = asyncTableId + '-pagesize';
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var pageParamKey = asyncTableId + '-page';
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var paginationParamEl = pagesizeForm.querySelector('[name="' + paginationParamKey + '"]');
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var url = new URL(getLocalStorageParameter('currentTableUrl') || window.location.href);
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url.searchParams.set(pagesizeParamKey, event.target.value);
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url.searchParams.set(pageParamKey, 0);
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if (paginationParamEl) {
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var encodedValue = encodeURIComponent(paginationParamEl.value);
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url.searchParams.set(paginationParamKey, encodedValue);
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}
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updateTableFrom(url.href);
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}
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// fetches new sorted element from url with params and replaces contents of current element
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function updateTableFrom(url, callback) {
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if (!HttpClient) {
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throw new Error('HttpClient not found!');
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}
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element.classList.add(ASYNC_TABLE_LOADING_CLASS);
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var headers = {
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'Accept': 'text/html',
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[asyncTableHeader]: asyncTableId
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};
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HttpClient.get({
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url: url,
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headers: headers,
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accept: HttpClient.ACCEPT.TEXT_HTML,
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}).then(function(response) {
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return HtmlHelpers.parseResponse(response);
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}).then(function(response) {
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setLocalStorageParameter('currentTableUrl', url.href);
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// reset table
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removeListeners();
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element.classList.remove(ASYNC_TABLE_INITIALIZED_CLASS);
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// update table with new
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updateWrapperContents(response);
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if (UtilRegistry) {
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UtilRegistry.setupAll(element);
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}
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if (callback && typeof callback === 'function') {
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setLocalStorageParameter('cssIdPrefix', response.idPrefix);
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callback(element);
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setLocalStorageParameter('cssIdPrefix', '');
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}
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}).catch(function(err) {
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console.error(err);
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}).finally(function() {
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element.classList.remove(ASYNC_TABLE_LOADING_CLASS);
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});
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}
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function updateWrapperContents(response) {
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var newPage = document.createElement('div');
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newPage.appendChild(response.element);
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var newWrapperContents = newPage.querySelector('#' + response.idPrefix + element.id);
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element.innerHTML = newWrapperContents.innerHTML;
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}
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return init();
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};
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// returns any random nudged prefix found in the given id
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function findCssIdPrefix(id) {
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var matcher = /r\d*?__/;
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var maybePrefix = id.match(matcher);
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if (maybePrefix && maybePrefix[0]) {
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return maybePrefix[0]
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}
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return '';
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}
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function setLocalStorageParameter(key, value) {
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var currentLSState = JSON.parse(window.localStorage.getItem(ASYNC_TABLE_LOCAL_STORAGE_KEY)) || {};
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if (value !== null) {
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currentLSState[key] = value;
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} else {
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delete currentLSState[key];
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}
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window.localStorage.setItem(ASYNC_TABLE_LOCAL_STORAGE_KEY, JSON.stringify(currentLSState));
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}
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function getLocalStorageParameter(key) {
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var currentLSState = JSON.parse(window.localStorage.getItem(ASYNC_TABLE_LOCAL_STORAGE_KEY)) || {};
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return currentLSState[key];
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}
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// debounce function, taken from Underscore.js
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function debounce(func, wait, immediate) {
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var timeout;
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return function() {
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var context = this, args = arguments;
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var later = function() {
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timeout = null;
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if (!immediate) func.apply(context, args);
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};
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var callNow = immediate && !timeout;
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clearTimeout(timeout);
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timeout = setTimeout(later, wait);
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if (callNow) func.apply(context, args);
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};
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}
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// register async table utility
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if (UtilRegistry) {
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UtilRegistry.register({
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name: ASYNC_TABLE_UTIL_NAME,
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selector: ASYNC_TABLE_UTIL_SELECTOR,
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setup: asyncTableUtil,
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});
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}
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})();
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