← All changes | assets/src/js/admin/order/add-courses-to-order.js +424 -424 4.3.8 → 4.4.10 View file →

		@@ -1,424 +1,424 @@
1		-import { AdminUtilsFunctions, Api, Utils } from '../utils-admin.js';
2		-import * as lpUtils from 'lpAssetsJsPath/utils.js';
3		-
4		-const addCoursesToOrder = () => {
5		- let elModalSearchCourses;
6		- let elSearchCoursesResult;
7		- let elOrderDetails, modalSearchItemsTemplate, modalContainer;
8		- let elOrderModalFooter, elOrderModalBtnAdd;
9		- let elListOrderItems;
10		- let timeOutSearch;
11		- const idModalSearchItems = '#modal-search-items';
12		- const idOrderDetails = '#learn-press-order';
13		- let dataSend = {
14		- search: '',
15		- id_not_in: '',
16		- paged: 1,
17		- };
18		- const courseIdsNewSelected = [];
19		- let courseIdsAdded = [];
20		-
21		- const getAllElements = () => {
22		- elOrderDetails = document.querySelector( '#learn-press-order' );
23		- modalSearchItemsTemplate = document.querySelector( '#learn-press-modal-search-items' );
24		- modalContainer = document.querySelector( '#container-modal-search-items' );
25		- };
26		-
27		- /**
28		- * Fetch courses from API.
29		- *
30		- * @param keySearch
31		- * @param course_ids_exclude
32		- * @param paged
33		- */
34		- const fetchCoursesAPI = ( keySearch = '', course_ids_exclude = [], paged = 1 ) => {
35		- let id_not_in = '';
36		- if ( course_ids_exclude.length > 0 ) {
37		- id_not_in = course_ids_exclude.join( ',' );
38		- }
39		-
40		- dataSend = {
41		- search: keySearch,
42		- id_not_in,
43		- paged,
44		- };
45		-
46		- AdminUtilsFunctions.fetchCourses( keySearch, dataSend, {
47		- before() {
48		- elModalSearchCourses.classList.add( 'loading' );
49		- },
50		- success( response ) {
51		- const { data, status, message } = response;
52		- const { courses, total_pages } = data;
53		-
54		- if ( 'success' !== status ) {
55		- console.error( message );
56		- } else {
57		- if ( ! courses.length ) {
58		- elSearchCoursesResult.innerHTML = '<li class="lp-result-item">No courses found</li>';
59		- return;
60		- }
61		-
62		- elSearchCoursesResult.innerHTML = renderSearchResult( courses );
63		- const paginationHtml = renderPagination( paged, total_pages );
64		- const searchNav = elModalSearchCourses.querySelector( '.search-nav' );
65		- searchNav.innerHTML = paginationHtml;
66		- }
67		- },
68		- error( err ) {
69		- console.error( err );
70		- },
71		- completed() {
72		- elModalSearchCourses.classList.remove( 'loading' );
73		- },
74		- } );
75		- };
76		-
77		- /**
78		- * Get list course ids added.
79		- */
80		- const getCoursesAdded = () => {
81		- courseIdsAdded = [];
82		- const orderItems = document.querySelectorAll( '#learn-press-order .list-order-items tbody .order-item-row' );
83		- orderItems.forEach( ( orderItem ) => {
84		- const orderItemId = parseInt( orderItem.getAttribute( 'data-id' ) );
85		- courseIdsAdded.push( orderItemId );
86		- } );
87		- };
88		-
89		- /**
90		- * Add courses to order.
91		- * @param e
92		- * @param target
93		- */
94		- const addCourses = ( e, target ) => {
95		- if ( ! target.classList.contains( 'add' ) ) {
96		- return;
97		- }
98		-
99		- if ( ! target.closest( idModalSearchItems ) ) {
100		- return;
101		- }
102		- elListOrderItems = elOrderDetails.querySelector( '.list-order-items' );
103		-
104		- e.preventDefault();
105		-
106		- target.disabled = true;
107		- const dataSend = {
108		- 'lp-ajax': 'add_items_to_order',
109		- order_id: document.querySelector( '#post_ID' ).value,
110		- items: courseIdsNewSelected,
111		- nonce: lpDataAdmin.nonce,
112		- };
113		-
114		- const callBack = {
115		- success( response ) {
116		- const { data, messages, status } = response;
117		- if ( 'error' === status ) {
118		- console.error( messages );
119		- return;
120		- }
121		-
122		- const { item_html, order_data } = data;
123		- const elNoItem = elListOrderItems.querySelector( '.no-order-items' );
124		- lpUtils.lpShowHideEl( elNoItem, 0 );
125		- elNoItem.insertAdjacentHTML( 'beforebegin', item_html );
126		- elOrderDetails.querySelector( '.order-subtotal' ).innerHTML = order_data.subtotal_html;
127		- elOrderDetails.querySelector( '.order-total' ).innerHTML = order_data.total_html;
128		- //courseIdsAdded.push( ...courseIdsNewSelected );
129		- courseIdsNewSelected.splice( 0, courseIdsNewSelected.length );
130		- },
131		- error( err ) {
132		- console.error( err );
133		- },
134		- completed() {
135		- target.disabled = false;
136		- modalContainer.style.display = 'none';
137		- },
138		- };
139		-
140		- Utils.lpFetchAPI( Utils.lpAddQueryArgs( Utils.lpGetCurrentURLNoParam(), dataSend ), {}, callBack );
141		- };
142		-
143		- /**
144		- * Remove course from order.
145		- *
146		- * @param e
147		- * @param target
148		- */
149		- const removeCourse = ( e, target ) => {
150		- if ( target.tagName !== 'SPAN' ) {
151		- return;
152		- }
153		-
154		- if ( ! target.closest( '.remove-order-item' ) ) {
155		- return;
156		- }
157		-
158		- e.preventDefault();
159		-
160		- if ( ! confirm( 'Are you sure you want to remove this item?' ) ) {
161		- return;
162		- }
163		-
164		- target.disabled = true;
165		- target.classList.add( 'dashicons-update' );
166		- const elItemRow = target.closest( '.order-item-row' );
167		- const elListOrderItems = target.closest( '.list-order-items' );
168		- const orderItemId = parseInt( elItemRow.getAttribute( 'data-item_id' ) );
169		- const courseId = parseInt( elItemRow.getAttribute( 'data-id' ) );
170		-
171		- const dataSend = {
172		- 'lp-ajax': 'remove_items_from_order',
173		- order_id: document.querySelector( '#post_ID' ).value,
174		- items: orderItemId,
175		- nonce: lpDataAdmin.nonce,
176		- };
177		-
178		- const callBack = {
179		- success( response ) {
180		- const { data, messages, status } = response;
181		- if ( 'error' === status ) {
182		- console.error( messages );
183		- return;
184		- }
185		-
186		- const { item_html, order_data } = data;
187		- const elNoItem = elListOrderItems.querySelector( '.no-order-items' );
188		- const orderItems = elListOrderItems.querySelectorAll( '.order-item-row' );
189		- orderItems.forEach( ( orderItem ) => {
190		- orderItem.remove();
191		- } );
192		- if ( item_html.length ) {
193		- elNoItem.insertAdjacentHTML( 'beforebegin', item_html );
194		- } else {
195		- lpUtils.lpShowHideEl( elNoItem, 1 );
196		- }
197		-
198		- courseIdsNewSelected.splice( courseIdsNewSelected.indexOf( courseId ), 1 );
199		- //courseIdsAdded.splice( courseIdsNewSelected.indexOf( courseId ), 1 );
200		- elOrderDetails.querySelector( '.order-subtotal' ).innerHTML = order_data.subtotal_html;
201		- elOrderDetails.querySelector( '.order-total' ).innerHTML = order_data.total_html;
202		- },
203		- error( err ) {
204		- console.error( err );
205		- },
206		- completed() {
207		-
208		- },
209		- };
210		- Utils.lpFetchAPI( Utils.lpAddQueryArgs( Utils.lpGetCurrentURLNoParam(), dataSend ), {}, callBack );
211		- };
212		-
213		- /**
214		- * Search courses before add Order.
215		- *
216		- * @param e
217		- * @param target
218		- */
219		- const searchCourse = ( e, target ) => {
220		- if ( 'search' !== target.name ) {
221		- return;
222		- }
223		-
224		- const elLPTarget = target.closest( idModalSearchItems );
225		- if ( ! elLPTarget ) {
226		- return;
227		- }
228		-
229		- e.preventDefault();
230		- const keyword = target.value;
231		-
232		- if ( ! keyword || ( keyword && keyword.length > 2 ) ) {
233		- if ( undefined !== timeOutSearch ) {
234		- clearTimeout( timeOutSearch );
235		- }
236		-
237		- timeOutSearch = setTimeout( function() {
238		- fetchCoursesAPI( keyword, courseIdsAdded, 1 );
239		- }, 800 );
240		- }
241		- };
242		-
243		- /**
244		- * Display list courses when search done.
245		- *
246		- * @param courses
247		- */
248		- const renderSearchResult = ( courses ) => {
249		- let html = '';
250		-
251		- courses.forEach( ( course ) => {
252		- const courseId = parseInt( course.ID );
253		- const checked = courseIdsNewSelected.includes( courseId ) ? 'checked' : '';
254		-
255		- html += `
256		- <li class="lp-result-item" data-id="${ courseId }" data-type="lp_course" data-text="${ course.post_title }">
257		- <label>
258		- <input type="checkbox" value="${ courseId }" name="selectedItems[]" ${ checked }>
259		- <span class="lp-item-text">${ course.post_title } (#${ courseId })</span>
260		- </label>
261		- </li>`;
262		- } );
263		-
264		- return html;
265		- };
266		-
267		- /**
268		- * Render pagination.
269		- *
270		- * @param currentPage
271		- * @param maxPage
272		- */
273		- const renderPagination = ( currentPage, maxPage ) => {
274		- currentPage = parseInt( currentPage );
275		- maxPage = parseInt( maxPage );
276		-
277		- let html = '';
278		- if ( maxPage <= 1 ) {
279		- return html;
280		- }
281		- const nextPage = currentPage + 1;
282		- const prevPage = currentPage - 1;
283		-
284		- let pages = [];
285		-
286		- if ( maxPage <= 9 ) {
287		- for ( let i = 1; i <= maxPage; i++ ) {
288		- pages.push( i );
289		- }
290		- } else if ( currentPage <= 3 ) {
291		- // x is ...
292		- pages = [ 1, 2, 3, 4, 5, 'x', maxPage ];
293		- } else if ( currentPage <= 5 ) {
294		- for ( let i = 1; i <= currentPage; i++ ) {
295		- pages.push( i );
296		- }
297		- for ( let j = 1; j <= 2; j++ ) {
298		- const tempPage = currentPage + j;
299		- pages.push( tempPage );
300		- }
301		- pages.push( 'x' );
302		- pages.push( maxPage );
303		- } else {
304		- pages = [ 1, 'x' ];
305		-
306		- for ( let k = 2; k >= 0; k-- ) {
307		- const tempPage = currentPage - k;
308		- pages.push( tempPage );
309		- }
310		-
311		- const currentToLast = maxPage - currentPage;
312		-
313		- if ( currentToLast <= 5 ) {
314		- for ( let m = currentPage + 1; m <= maxPage; m++
315		- ) {
316		- pages.push( m );
317		- }
318		- } else {
319		- for ( let n = 1; n <= 2; n++ ) {
320		- const tempPage = currentPage + n;
321		- pages.push( tempPage );
322		- }
323		- pages.push( 'x' );
324		- pages.push( maxPage );
325		- }
326		- }
327		-
328		- const maximum = pages.length;
329		-
330		- if ( currentPage !== 1 ) {
331		- html += `<a class="prev page-numbers button" href="#" data-page="${ prevPage }"><</a>`;
332		- }
333		- for ( let i = 0; i < maximum; i++ ) {
334		- if ( currentPage === parseInt( pages[ i ] ) ) {
335		- html += `<a aria-current="page" class="page-numbers current button disabled" data-page="${ pages[ i ] }">
336		- ${ pages[ i ] }
337		- </a>`;
338		- } else if ( pages[ i ] === 'x' ) {
339		- html += `<span class="page-numbers dots button disabled">...</span>`;
340		- } else {
341		- html += `<a class="page-numbers button" href="#" data-page="${ pages[ i ] }">${ pages[ i ] } </a>`;
342		- }
343		- }
344		-
345		- if ( currentPage !== maxPage ) {
346		- html += `<a class="next page-numbers button" href="#" data-page="${ nextPage }">></a>`;
347		- }
348		-
349		- return html;
350		- };
351		-
352		- const showPopupSearchCourses = () => {
353		- getCoursesAdded();
354		- modalContainer.style.display = 'block';
355		- elOrderModalBtnAdd.style.display = 'none';
356		- elSearchCoursesResult.innerHTML = '';
357		- fetchCoursesAPI( dataSend.search, courseIdsAdded, dataSend.paged );
358		- };
359		-
360		- // Events.
361		- document.addEventListener( 'click', ( e ) => {
362		- const target = e.target;
363		- //console.dir( target );
364		- if ( target.id === 'learn-press-add-order-item' ) {
365		- e.preventDefault();
366		- showPopupSearchCourses();
367		- }
368		-
369		- if ( target.classList.contains( 'close' ) && target.closest( idModalSearchItems ) ) {
370		- e.preventDefault();
371		- elModalSearchCourses.querySelector( 'input[name="search"]' ).value = '';
372		- dataSend.search = '';
373		- dataSend.paged = 1;
374		- modalContainer.style.display = 'none';
375		- }
376		-
377		- if ( target.classList.contains( 'page-numbers' ) ) {
378		- if ( target.closest( idModalSearchItems ) ) {
379		- e.preventDefault();
380		- const paged = target.getAttribute( 'data-page' );
381		- fetchCoursesAPI( dataSend.search, dataSend.id_not_in, paged );
382		- }
383		- }
384		-
385		- if ( target.name === 'selectedItems[]' ) {
386		- if ( target.closest( idModalSearchItems ) ) {
387		- const courseId = parseInt( target.value );
388		- if ( target.checked ) {
389		- courseIdsNewSelected.push( courseId );
390		- } else {
391		- const index = courseIdsNewSelected.indexOf( courseId );
392		- if ( index > -1 ) {
393		- courseIdsNewSelected.splice( index, 1 );
394		- }
395		- }
396		-
397		- elOrderModalBtnAdd.style.display = courseIdsNewSelected.length > 0 ? 'block' : 'none';
398		- }
399		- }
400		-
401		- addCourses( e, target );
402		- removeCourse( e, target );
403		- } );
404		- document.addEventListener( 'keyup', function( e ) {
405		- const target = e.target;
406		-
407		- searchCourse( e, target );
408		- } );
409		-
410		- lpUtils.lpOnElementReady( '.lp-order-detail-items', ( el ) => {
411		- getAllElements();
412		- if ( ! elOrderDetails ) {
413		- return;
414		- }
415		- modalContainer.innerHTML = modalSearchItemsTemplate.innerHTML;
416		- elModalSearchCourses = modalContainer.querySelector( idModalSearchItems );
417		- elSearchCoursesResult = elModalSearchCourses.querySelector( '.search-results' );
418		- elOrderModalFooter = elModalSearchCourses.querySelector( 'footer' );
419		- elOrderModalBtnAdd = elOrderModalFooter.querySelector( '.add' );
420		- modalContainer.style.display = 'none';
421		- } );
422		-};
423		-
424		-export default addCoursesToOrder;
	1	+import { AdminUtilsFunctions, Api, Utils } from '../utils-admin.js';
	2	+import * as lpUtils from 'lpAssetsJsPath/utils.js';
	3	+
	4	+const addCoursesToOrder = () => {
	5	+ let elModalSearchCourses;
	6	+ let elSearchCoursesResult;
	7	+ let elOrderDetails, modalSearchItemsTemplate, modalContainer;
	8	+ let elOrderModalFooter, elOrderModalBtnAdd;
	9	+ let elListOrderItems;
	10	+ let timeOutSearch;
	11	+ const idModalSearchItems = '#modal-search-items';
	12	+ const idOrderDetails = '#learn-press-order';
	13	+ let dataSend = {
	14	+ search: '',
	15	+ id_not_in: '',
	16	+ paged: 1,
	17	+ };
	18	+ const courseIdsNewSelected = [];
	19	+ let courseIdsAdded = [];
	20	+
	21	+ const getAllElements = () => {
	22	+ elOrderDetails = document.querySelector( '#learn-press-order' );
	23	+ modalSearchItemsTemplate = document.querySelector( '#learn-press-modal-search-items' );
	24	+ modalContainer = document.querySelector( '#container-modal-search-items' );
	25	+ };
	26	+
	27	+ /**
	28	+ * Fetch courses from API.
	29	+ *
	30	+ * @param keySearch
	31	+ * @param course_ids_exclude
	32	+ * @param paged
	33	+ */
	34	+ const fetchCoursesAPI = ( keySearch = '', course_ids_exclude = [], paged = 1 ) => {
	35	+ let id_not_in = '';
	36	+ if ( course_ids_exclude.length > 0 ) {
	37	+ id_not_in = course_ids_exclude.join( ',' );
	38	+ }
	39	+
	40	+ dataSend = {
	41	+ search: keySearch,
	42	+ id_not_in,
	43	+ paged,
	44	+ };
	45	+
	46	+ AdminUtilsFunctions.fetchCourses( keySearch, dataSend, {
	47	+ before() {
	48	+ elModalSearchCourses.classList.add( 'loading' );
	49	+ },
	50	+ success( response ) {
	51	+ const { data, status, message } = response;
	52	+ const { courses, total_pages } = data;
	53	+
	54	+ if ( 'success' !== status ) {
	55	+ console.error( message );
	56	+ } else {
	57	+ if ( ! courses.length ) {
	58	+ elSearchCoursesResult.innerHTML = '<li class="lp-result-item">No courses found</li>';
	59	+ return;
	60	+ }
	61	+
	62	+ elSearchCoursesResult.innerHTML = renderSearchResult( courses );
	63	+ const paginationHtml = renderPagination( paged, total_pages );
	64	+ const searchNav = elModalSearchCourses.querySelector( '.search-nav' );
	65	+ searchNav.innerHTML = paginationHtml;
	66	+ }
	67	+ },
	68	+ error( err ) {
	69	+ console.error( err );
	70	+ },
	71	+ completed() {
	72	+ elModalSearchCourses.classList.remove( 'loading' );
	73	+ },
	74	+ } );
	75	+ };
	76	+
	77	+ /**
	78	+ * Get list course ids added.
	79	+ */
	80	+ const getCoursesAdded = () => {
	81	+ courseIdsAdded = [];
	82	+ const orderItems = document.querySelectorAll( '#learn-press-order .list-order-items tbody .order-item-row' );
	83	+ orderItems.forEach( ( orderItem ) => {
	84	+ const orderItemId = parseInt( orderItem.getAttribute( 'data-id' ) );
	85	+ courseIdsAdded.push( orderItemId );
	86	+ } );
	87	+ };
	88	+
	89	+ /**
	90	+ * Add courses to order.
	91	+ * @param e
	92	+ * @param target
	93	+ */
	94	+ const addCourses = ( e, target ) => {
	95	+ if ( ! target.classList.contains( 'add' ) ) {
	96	+ return;
	97	+ }
	98	+
	99	+ if ( ! target.closest( idModalSearchItems ) ) {
	100	+ return;
	101	+ }
	102	+ elListOrderItems = elOrderDetails.querySelector( '.list-order-items' );
	103	+
	104	+ e.preventDefault();
	105	+
	106	+ target.disabled = true;
	107	+ const dataSend = {
	108	+ 'lp-ajax': 'add_items_to_order',
	109	+ order_id: document.querySelector( '#post_ID' ).value,
	110	+ items: courseIdsNewSelected,
	111	+ nonce: lpDataAdmin.nonce,
	112	+ };
	113	+
	114	+ const callBack = {
	115	+ success( response ) {
	116	+ const { data, messages, status } = response;
	117	+ if ( 'error' === status ) {
	118	+ console.error( messages );
	119	+ return;
	120	+ }
	121	+
	122	+ const { item_html, order_data } = data;
	123	+ const elNoItem = elListOrderItems.querySelector( '.no-order-items' );
	124	+ lpUtils.lpShowHideEl( elNoItem, 0 );
	125	+ elNoItem.insertAdjacentHTML( 'beforebegin', item_html );
	126	+ elOrderDetails.querySelector( '.order-subtotal' ).innerHTML = order_data.subtotal_html;
	127	+ elOrderDetails.querySelector( '.order-total' ).innerHTML = order_data.total_html;
	128	+ //courseIdsAdded.push( ...courseIdsNewSelected );
	129	+ courseIdsNewSelected.splice( 0, courseIdsNewSelected.length );
	130	+ },
	131	+ error( err ) {
	132	+ console.error( err );
	133	+ },
	134	+ completed() {
	135	+ target.disabled = false;
	136	+ modalContainer.style.display = 'none';
	137	+ },
	138	+ };
	139	+
	140	+ Utils.lpFetchAPI( Utils.lpAddQueryArgs( Utils.lpGetCurrentURLNoParam(), dataSend ), {}, callBack );
	141	+ };
	142	+
	143	+ /**
	144	+ * Remove course from order.
	145	+ *
	146	+ * @param e
	147	+ * @param target
	148	+ */
	149	+ const removeCourse = ( e, target ) => {
	150	+ if ( target.tagName !== 'SPAN' ) {
	151	+ return;
	152	+ }
	153	+
	154	+ if ( ! target.closest( '.remove-order-item' ) ) {
	155	+ return;
	156	+ }
	157	+
	158	+ e.preventDefault();
	159	+
	160	+ if ( ! confirm( 'Are you sure you want to remove this item?' ) ) {
	161	+ return;
	162	+ }
	163	+
	164	+ target.disabled = true;
	165	+ target.classList.add( 'dashicons-update' );
	166	+ const elItemRow = target.closest( '.order-item-row' );
	167	+ const elListOrderItems = target.closest( '.list-order-items' );
	168	+ const orderItemId = parseInt( elItemRow.getAttribute( 'data-item_id' ) );
	169	+ const courseId = parseInt( elItemRow.getAttribute( 'data-id' ) );
	170	+
	171	+ const dataSend = {
	172	+ 'lp-ajax': 'remove_items_from_order',
	173	+ order_id: document.querySelector( '#post_ID' ).value,
	174	+ items: orderItemId,
	175	+ nonce: lpDataAdmin.nonce,
	176	+ };
	177	+
	178	+ const callBack = {
	179	+ success( response ) {
	180	+ const { data, messages, status } = response;
	181	+ if ( 'error' === status ) {
	182	+ console.error( messages );
	183	+ return;
	184	+ }
	185	+
	186	+ const { item_html, order_data } = data;
	187	+ const elNoItem = elListOrderItems.querySelector( '.no-order-items' );
	188	+ const orderItems = elListOrderItems.querySelectorAll( '.order-item-row' );
	189	+ orderItems.forEach( ( orderItem ) => {
	190	+ orderItem.remove();
	191	+ } );
	192	+ if ( item_html.length ) {
	193	+ elNoItem.insertAdjacentHTML( 'beforebegin', item_html );
	194	+ } else {
	195	+ lpUtils.lpShowHideEl( elNoItem, 1 );
	196	+ }
	197	+
	198	+ courseIdsNewSelected.splice( courseIdsNewSelected.indexOf( courseId ), 1 );
	199	+ //courseIdsAdded.splice( courseIdsNewSelected.indexOf( courseId ), 1 );
	200	+ elOrderDetails.querySelector( '.order-subtotal' ).innerHTML = order_data.subtotal_html;
	201	+ elOrderDetails.querySelector( '.order-total' ).innerHTML = order_data.total_html;
	202	+ },
	203	+ error( err ) {
	204	+ console.error( err );
	205	+ },
	206	+ completed() {
	207	+
	208	+ },
	209	+ };
	210	+ Utils.lpFetchAPI( Utils.lpAddQueryArgs( Utils.lpGetCurrentURLNoParam(), dataSend ), {}, callBack );
	211	+ };
	212	+
	213	+ /**
	214	+ * Search courses before add Order.
	215	+ *
	216	+ * @param e
	217	+ * @param target
	218	+ */
	219	+ const searchCourse = ( e, target ) => {
	220	+ if ( 'search' !== target.name ) {
	221	+ return;
	222	+ }
	223	+
	224	+ const elLPTarget = target.closest( idModalSearchItems );
	225	+ if ( ! elLPTarget ) {
	226	+ return;
	227	+ }
	228	+
	229	+ e.preventDefault();
	230	+ const keyword = target.value;
	231	+
	232	+ if ( ! keyword || ( keyword && keyword.length > 2 ) ) {
	233	+ if ( undefined !== timeOutSearch ) {
	234	+ clearTimeout( timeOutSearch );
	235	+ }
	236	+
	237	+ timeOutSearch = setTimeout( function() {
	238	+ fetchCoursesAPI( keyword, courseIdsAdded, 1 );
	239	+ }, 800 );
	240	+ }
	241	+ };
	242	+
	243	+ /**
	244	+ * Display list courses when search done.
	245	+ *
	246	+ * @param courses
	247	+ */
	248	+ const renderSearchResult = ( courses ) => {
	249	+ let html = '';
	250	+
	251	+ courses.forEach( ( course ) => {
	252	+ const courseId = parseInt( course.ID );
	253	+ const checked = courseIdsNewSelected.includes( courseId ) ? 'checked' : '';
	254	+
	255	+ html += `
	256	+ <li class="lp-result-item" data-id="${ courseId }" data-type="lp_course" data-text="${ course.post_title }">
	257	+ <label>
	258	+ <input type="checkbox" value="${ courseId }" name="selectedItems[]" ${ checked }>
	259	+ <span class="lp-item-text">${ course.post_title } (#${ courseId })</span>
	260	+ </label>
	261	+ </li>`;
	262	+ } );
	263	+
	264	+ return html;
	265	+ };
	266	+
	267	+ /**
	268	+ * Render pagination.
	269	+ *
	270	+ * @param currentPage
	271	+ * @param maxPage
	272	+ */
	273	+ const renderPagination = ( currentPage, maxPage ) => {
	274	+ currentPage = parseInt( currentPage );
	275	+ maxPage = parseInt( maxPage );
	276	+
	277	+ let html = '';
	278	+ if ( maxPage <= 1 ) {
	279	+ return html;
	280	+ }
	281	+ const nextPage = currentPage + 1;
	282	+ const prevPage = currentPage - 1;
	283	+
	284	+ let pages = [];
	285	+
	286	+ if ( maxPage <= 9 ) {
	287	+ for ( let i = 1; i <= maxPage; i++ ) {
	288	+ pages.push( i );
	289	+ }
	290	+ } else if ( currentPage <= 3 ) {
	291	+ // x is ...
	292	+ pages = [ 1, 2, 3, 4, 5, 'x', maxPage ];
	293	+ } else if ( currentPage <= 5 ) {
	294	+ for ( let i = 1; i <= currentPage; i++ ) {
	295	+ pages.push( i );
	296	+ }
	297	+ for ( let j = 1; j <= 2; j++ ) {
	298	+ const tempPage = currentPage + j;
	299	+ pages.push( tempPage );
	300	+ }
	301	+ pages.push( 'x' );
	302	+ pages.push( maxPage );
	303	+ } else {
	304	+ pages = [ 1, 'x' ];
	305	+
	306	+ for ( let k = 2; k >= 0; k-- ) {
	307	+ const tempPage = currentPage - k;
	308	+ pages.push( tempPage );
	309	+ }
	310	+
	311	+ const currentToLast = maxPage - currentPage;
	312	+
	313	+ if ( currentToLast <= 5 ) {
	314	+ for ( let m = currentPage + 1; m <= maxPage; m++
	315	+ ) {
	316	+ pages.push( m );
	317	+ }
	318	+ } else {
	319	+ for ( let n = 1; n <= 2; n++ ) {
	320	+ const tempPage = currentPage + n;
	321	+ pages.push( tempPage );
	322	+ }
	323	+ pages.push( 'x' );
	324	+ pages.push( maxPage );
	325	+ }
	326	+ }
	327	+
	328	+ const maximum = pages.length;
	329	+
	330	+ if ( currentPage !== 1 ) {
	331	+ html += `<a class="prev page-numbers button" href="#" data-page="${ prevPage }"><</a>`;
	332	+ }
	333	+ for ( let i = 0; i < maximum; i++ ) {
	334	+ if ( currentPage === parseInt( pages[ i ] ) ) {
	335	+ html += `<a aria-current="page" class="page-numbers current button disabled" data-page="${ pages[ i ] }">
	336	+ ${ pages[ i ] }
	337	+ </a>`;
	338	+ } else if ( pages[ i ] === 'x' ) {
	339	+ html += `<span class="page-numbers dots button disabled">...</span>`;
	340	+ } else {
	341	+ html += `<a class="page-numbers button" href="#" data-page="${ pages[ i ] }">${ pages[ i ] } </a>`;
	342	+ }
	343	+ }
	344	+
	345	+ if ( currentPage !== maxPage ) {
	346	+ html += `<a class="next page-numbers button" href="#" data-page="${ nextPage }">></a>`;
	347	+ }
	348	+
	349	+ return html;
	350	+ };
	351	+
	352	+ const showPopupSearchCourses = () => {
	353	+ getCoursesAdded();
	354	+ modalContainer.style.display = 'block';
	355	+ elOrderModalBtnAdd.style.display = 'none';
	356	+ elSearchCoursesResult.innerHTML = '';
	357	+ fetchCoursesAPI( dataSend.search, courseIdsAdded, dataSend.paged );
	358	+ };
	359	+
	360	+ // Events.
	361	+ document.addEventListener( 'click', ( e ) => {
	362	+ const target = e.target;
	363	+ //console.dir( target );
	364	+ if ( target.id === 'learn-press-add-order-item' ) {
	365	+ e.preventDefault();
	366	+ showPopupSearchCourses();
	367	+ }
	368	+
	369	+ if ( target.classList.contains( 'close' ) && target.closest( idModalSearchItems ) ) {
	370	+ e.preventDefault();
	371	+ elModalSearchCourses.querySelector( 'input[name="search"]' ).value = '';
	372	+ dataSend.search = '';
	373	+ dataSend.paged = 1;
	374	+ modalContainer.style.display = 'none';
	375	+ }
	376	+
	377	+ if ( target.classList.contains( 'page-numbers' ) ) {
	378	+ if ( target.closest( idModalSearchItems ) ) {
	379	+ e.preventDefault();
	380	+ const paged = target.getAttribute( 'data-page' );
	381	+ fetchCoursesAPI( dataSend.search, dataSend.id_not_in, paged );
	382	+ }
	383	+ }
	384	+
	385	+ if ( target.name === 'selectedItems[]' ) {
	386	+ if ( target.closest( idModalSearchItems ) ) {
	387	+ const courseId = parseInt( target.value );
	388	+ if ( target.checked ) {
	389	+ courseIdsNewSelected.push( courseId );
	390	+ } else {
	391	+ const index = courseIdsNewSelected.indexOf( courseId );
	392	+ if ( index > -1 ) {
	393	+ courseIdsNewSelected.splice( index, 1 );
	394	+ }
	395	+ }
	396	+
	397	+ elOrderModalBtnAdd.style.display = courseIdsNewSelected.length > 0 ? 'block' : 'none';
	398	+ }
	399	+ }
	400	+
	401	+ addCourses( e, target );
	402	+ removeCourse( e, target );
	403	+ } );
	404	+ document.addEventListener( 'keyup', function( e ) {
	405	+ const target = e.target;
	406	+
	407	+ searchCourse( e, target );
	408	+ } );
	409	+
	410	+ lpUtils.lpOnElementReady( '.lp-order-detail-items', ( el ) => {
	411	+ getAllElements();
	412	+ if ( ! elOrderDetails ) {
	413	+ return;
	414	+ }
	415	+ modalContainer.innerHTML = modalSearchItemsTemplate.innerHTML;
	416	+ elModalSearchCourses = modalContainer.querySelector( idModalSearchItems );
	417	+ elSearchCoursesResult = elModalSearchCourses.querySelector( '.search-results' );
	418	+ elOrderModalFooter = elModalSearchCourses.querySelector( 'footer' );
	419	+ elOrderModalBtnAdd = elOrderModalFooter.querySelector( '.add' );
	420	+ modalContainer.style.display = 'none';
	421	+ } );
	422	+};
	423	+
	424	+export default addCoursesToOrder;