https://www.hwg-lu.de/_assets/0d65dcbede480e5053ab999cd01eb8d0/JavaScript/common.js?1789461350

1/**
2 * Events
3 *
4 * idxSearch_beforeSubmit(e: {
5 *      forwardEvent: [original event],
6 *      searchForm: [form node],
7 *      searchTrigger: [node which triggered submission],
8 *      searchTriggerSiblings: [node of siblings]
9 * })
10 *
11 */
12
13if ('undefined' === typeof brainappealIndexedSearch) {
14    var brainappealIndexedSearch = {};
15}
16if ('undefined' === typeof brainappealIndexedSearch.searchScreen) {
17    brainappealIndexedSearch.common = {
18        formSelector: '.brainappeal-indexed-search-form',
19
20        run: function () {
21            let me = brainappealIndexedSearch.common,
22                forms = document.querySelectorAll(me.formSelector), i;
23
24            me.polyfill();
25
26            for (i = 0; i < forms.length; i++) {
27                let form = forms[i];
28
29                // form submission
30                form.addEventListener('submit', function (e) {
31                    me.submitPreProcess(this, e);
32                    me.setFormSubmitting(form, e);
33                });
34
35                // feature 'autoSubmitOnSelectorChange'
36                if (me.enabled(form, 'autoSubmitOnSelectorChange')) {
37                    let autoSubmits = form.querySelectorAll('select, input[type=radio]');
38                    for (j = 0; j < autoSubmits.length; ++j) {
39                        autoSubmits[j].addEventListener('change', function (e) {
40                            me.submitForm(form, e);
41                        });
42                    }
43                }
44            }
45        },
46
47        submitPreProcess: function(form, e) {
48            // input.remove-before-submit: remove name and value before submission
49            let elementsWithoutValue = form.querySelectorAll('input.remove-before-submit'), j;
50            for (j = 0; j < elementsWithoutValue.length; ++j) {
51                elementsWithoutValue[j].removeAttribute("name");
52                elementsWithoutValue[j].removeAttribute("value");
53            }
54        },
55
56        submitForm: function (form, e) {
57            if (!this.isFormSubmitting(form)) {
58                this.setFormSubmitting(form, e);
59                form.submit();
60            }
61        },
62
63        setFormSubmitting: function (form, e) {
64            if (this.enabled(form, 'submitPreventDefault')) {
65                console.log(this.getDatasetValue(form, 'submitPreventDefault'));
66                e.preventDefault();
67            }
68            let submitter, siblings;
69            form.dataset.isSubmitting = true;
70            this.modifyCssClasses(form, form.dataset, 'submitForm');
71            if (
72                'undefined' !== typeof e
73                && 'undefined' !== typeof e['submitter']
74            ) {
75                submitter = e.submitter;
76                siblings = this.getSiblings(submitter);
77                this.modifyCssClasses(submitter, form.dataset, 'submitTrigger');
78                for (let i = 0; i < siblings.length; i++) {
79                    this.modifyCssClasses(siblings[i], form.dataset, 'submitTriggerSiblings');
80                }
81            }
82            this.fireEvent(
83                'beforeSubmit', {
84                    forwardEvent: e,
85                    searchTrigger: submitter,
86                    searchTriggerSiblings: siblings,
87                    searchForm: form
88                },
89                form
90            );
91        },
92
93        isFormSubmitting: function (form) {
94            return this.enabled(form, 'isSubmitting');
95        },
96
97        enabled: function (form, name) {
98            let val = +this.getDatasetValue(form, name);
99            return !!val;
100        },
101
102        getDatasetValue(form, name) {
103            if ('undefined' !== typeof form.dataset[name]) {
104                return form.dataset[name];
105            } else {
106                return false;
107            }
108        },
109        fireEvent: function(eventName, data, target) {
110            target.dispatchEvent(
111                new CustomEvent(
112                    'idxSearch_' + eventName, data
113                )
114            );
115        },
116
117        modifyCssClasses: function (element, dataset, dataName) {
118            let modify = function (postfix, element, dataset, dataName) {
119                if (
120                    'undefined' !== typeof dataset[dataName + postfix]
121                    && '' !== dataset[dataName + postfix]
122                ) {
123                    let i, classes = dataset[dataName + postfix].split(" ");
124                    for (i = 0; i < classes.length; i++) {
125                        if ('Addclass' === postfix) {
126                            element.classList.add(classes[i]);
127                        } else {
128                            element.classList.remove(classes[i]);
129                        }
130                    }
131                }
132            };
133            modify('Addclass', element, dataset, dataName);
134            modify('Removeclass', element, dataset, dataName);
135        },
136
137        getSiblings: function (el) {
138            let siblings = [];
139            if (!el.parentNode) {
140                return siblings;
141            }
142            let sibling = el.parentNode.firstChild;
143            while (sibling) {
144                if (sibling.nodeType === 1 && sibling !== el) {
145                    siblings.push(sibling);
146                }
147                sibling = sibling.nextSibling;
148            }
149            return siblings;
150        },
151
152        polyfill: function () {
153
154            // CustomEvent
155            if (typeof window.CustomEvent === "function") return false; //If not IE
156            function CustomEvent(event, params) {
157                params = params || {bubbles: false, cancelable: false, detail: undefined};
158                var evt = document.createEvent('CustomEvent');
159                evt.initCustomEvent(event, params.bubbles, params.cancelable, params.detail);
160                return evt;
161            }
162
163            CustomEvent.prototype = window.Event.prototype;
164            window.CustomEvent = CustomEvent;
165        }
166    }
167}
168(function (root, factory) {
169    if (typeof define === 'function' && define.amd) {
170        define(factory);
171    } else if (typeof exports === 'object') {
172        module.exports = factory();
173    } else {
174        root.BrainappealIndexedSearchCommon = factory();
175    }
176}(this, function () {
177    let domReady = function (e) {
178        let t = document;
179        "loading" != t.readyState ? e() : t.addEventListener ? t.addEventListener("DOMContentLoaded", e) : t.attachEvent("onreadystatechange", function () {
180                    "complete" == t.readyState && e()
181                })
182    };
183    domReady(
184        brainappealIndexedSearch.common.run
185    );
186}));