https://www.stadt-kaisersesch.de/modules/mod_jevents_cal/tmpl/default/assets/js/calnav.js?v=3.6.82

1function callNavigation(link, datatype) {
2    link += "&json=1";
3
4    var xhr = new XMLHttpRequest();
5    xhr.open("GET", link);
6    xhr.setRequestHeader("accept", "application/json; charset=utf-8")
7    xhr.onload = function () {
8        try {
9            if (xhr.status != 200) {
10                alert('error ' + xhr.statusText);
11                return;
12            }
13
14            var json = JSON.parse(xhr.responseText);
15            if (!json || !json.data) {
16                if (typeof datatype == 'undefined') {
17                    return callNavigation(link, "json");
18                }
19                alert('could not get calendar');
20                return;
21            }
22            if (json.script) {
23                //alert(json.script);
24                try {
25                    var script = JSON.parse(json.script);
26                    linkprevious = script.linkprevious;
27                    linknext = script.linknext;
28                }
29                catch (e)
30                {
31                    // fallback to old version
32                    eval(json.script);
33                }
34            }
35            var myspan = document.getElementById("testspan" + json.modid);
36            var modbody = myspan.parentNode;
37            modbody.innerHTML = json.data;
38            // we may have tooltips to re-enable too!
39            try {
40                if (typeof jevPopover == "function")
41                {
42                    jevPopover('.hasjevtip', modbody);
43                }
44                else {
45                    // Joomla 4/Bootstrap 5 changes
46                    var bootstrap5 = false;
47                    var bootstrap4 = false;
48                    try {
49                        var testClass = window.bootstrap.Tooltip || window.bootstrap.Modal;
50                        var bsVersion = testClass.VERSION.substr(0,1);
51                        bootstrap5 = bsVersion >= 5;
52                        bootstrap4 = bsVersion >= 4 && !bootstrap5;
53                    } catch (e) {
54                    }
55                    popoveroptions = {
56                        'html': true,
57                        'placement': 'top',
58                        'title': '',
59                        'trigger': 'hover focus',
60                        'content': '',
61                        'delay': {'hide': 150, 'show': 150},
62                        'container': modbody
63                    };
64                    if (bootstrap5)
65                    {
66                        modbody.querySelectorAll('.hasjevtip').forEach(function (el) {
67                            var pop = new window.bootstrap.Popover(el, popoveroptions);
68                        });
69                    }
70                    else {
71                        if (typeof jQuery !== 'undefined') {
72                            jQuery(modbody).find('.hasjevtip').popover(popoveroptions);
73                        }
74                    }
75                }
76            }
77            catch (e) {
78            }
79
80            // we may have popup links too
81            try {
82                setupEventPopups();
83            }
84            catch (e) {
85            }
86
87            setupSpecificNavigation();
88
89        } catch (e) {
90            alert('bad response = ' + e + "\n" + xhr.responseText );
91        }
92    }
93
94    xhr.onerror = function () {
95        alert('error ' + xhr.statusText);
96
97    }
98
99    xhr.send();
100
101}
102
103// setup touch interaction
104document.addEventListener('DOMContentLoaded', function () {
105    setupSpecificNavigation();
106});
107
108var jevMiniTouchStartX = false;
109var jevMiniTouchStartY = false;
110
111function setupMiniCalTouchInteractions(selector, parent) {
112    var target = parent ? document.querySelector(selector).parentNode : document.querySelector(selector);
113    if ('ontouchstart' in document.documentElement) {
114        var target = parent ? document.querySelector(selector).parentNode : document.querySelector(selector);
115        target.addEventListener("touchend", function (evt) {
116            var touchobj = evt.originalEvent.changedTouches[0];
117            var vdist = touchobj.pageY - jevMiniTouchStartY;
118            if (Math.abs(vdist) > 50) {
119                evt.preventDefault();
120                return;
121            }
122            var distX = touchobj.pageX - jevMiniTouchStartX;
123            if (distX > 10) {
124                if (linkprevious) callNavigation(linkprevious);
125                evt.preventDefault();
126            }
127            else if (distX < -10) {
128                if (linknext) callNavigation(linknext);
129                evt.preventDefault();
130            }
131        });
132        target.addEventListener("touchstart", function (evt) {
133            //evt.preventDefault();
134            var touchobj = evt.originalEvent.changedTouches[0];
135            jevMiniTouchStartX = touchobj.pageX;
136            jevMiniTouchStartY = touchobj.pageY;
137        });
138        target.addEventListener("touchmove", function (evt) {
139            // top stop scrolling etc. but only in the horizontal
140            var touchobj = evt.originalEvent.changedTouches[0];
141
142            var distX = touchobj.pageX - jevMiniTouchStartX;
143            //jevlog(distX + " "+Math.abs(distX));
144            if (Math.abs(distX) > 5) {
145                evt.preventDefault();
146
147            }
148            /*
149             var vdist = touchobj.pageY - jevMiniTouchStartY ;
150             jevlog(vdist + " "+Math.abs(vdist));
151             if (Math.abs(vdist)<20) {
152                evt.preventDefault();
153            }
154            */
155        });
156    }
157}
158
159function jevlog(msg) {
160    try {
161        console.log(msg);
162    }
163    catch (e) {
164
165    }
166
167}