https://wesimglide.org/js/task-builder-launcher.js?v=2609.15.1

1(function (root, factory) {
2    const api = factory(root);
3    if (typeof module === 'object' && module.exports) module.exports = api;
4    root.WSGTaskBuilderLauncher = api;
5}(typeof globalThis !== 'undefined' ? globalThis : window, function (root) {
6    'use strict';
7
8    const MAX_MERCATOR_LATITUDE = 85.05112878;
9    const MAX_SAFE_TASK_NUMBER = Number.MAX_SAFE_INTEGER;
10
11    function normalizeLongitude(value) {
12        const number = Number(value);
13        if (!Number.isFinite(number)) return null;
14        const wrapped = ((number + 180) % 360 + 360) % 360 - 180;
15        return Object.is(wrapped, -0) ? 0 : wrapped;
16    }
17
18    function canonicalNumber(value, decimals, minimum, maximum) {
19        const number = Number(value);
20        if (!Number.isFinite(number)) return null;
21        const bounded = Math.min(maximum, Math.max(minimum, number));
22        const text = bounded.toFixed(decimals).replace(/(?:\.0+|(?:(\.[0-9]*[1-9]))0+)$/, '$1');
23        return text === '-0' ? '0' : text;
24    }
25
26    function canonicalTaskNumber(value) {
27        const number = Number(value);
28        return Number.isSafeInteger(number) && number > 0 && number <= MAX_SAFE_TASK_NUMBER ? String(number) : null;
29    }
30
31    function readLaunchState(taskBrowser) {
32        const map = taskBrowser?.tbm?.map || taskBrowser?.map;
33        const center = map && typeof map.getCenter === 'function' ? map.getCenter() : null;
34        const lat = canonicalNumber(center?.lat, 6, -MAX_MERCATOR_LATITUDE, MAX_MERCATOR_LATITUDE);
35        const lngValue = normalizeLongitude(center?.lng);
36        const lng = lngValue === null ? null : canonicalNumber(lngValue, 6, -180, 180);
37        const zoom = canonicalNumber(map && typeof map.getZoom === 'function' ? map.getZoom() : null, 2, 1, 18);
38        const activeTask = taskBrowser?.hasCurrentTaskDetails?.() === true
39            ? taskBrowser.currentTask
40            : null;
41        return {
42            lat,
43            lng,
44            zoom,
45            entrySeqID: canonicalTaskNumber(activeTask?.EntrySeqID)
46        };
47    }
48
49    function buildLaunchUrl(state, baseUrl = '/taskbuilder/') {
50        const url = new URL(baseUrl, root.location?.origin || 'https://wesimglide.org');
51        const completeView = state?.lat !== null && state?.lng !== null && state?.zoom !== null
52            && state?.lat !== undefined && state?.lng !== undefined && state?.zoom !== undefined;
53        if (completeView) {
54            url.searchParams.set('lat', String(state.lat));
55            url.searchParams.set('lng', String(state.lng));
56            url.searchParams.set('zoom', String(state.zoom));
57        }
58        const taskNumber = canonicalTaskNumber(state?.entrySeqID);
59        if (taskNumber !== null) url.searchParams.set('entrySeqID', taskNumber);
60        return `${url.pathname}${url.search}`;
61    }
62
63    function prepareLink(link, taskBrowser) {
64        if (!link) return '/taskbuilder/';
65        const href = buildLaunchUrl(readLaunchState(taskBrowser));
66        link.setAttribute('href', href);
67        return href;
68    }
69
70    function install(documentLike = root.document) {
71        const link = documentLike?.getElementById?.('taskBuilderLauncher');
72        if (!link) return null;
73        const prepare = () => prepareLink(link, root.TB);
74        ['pointerdown', 'focus', 'mouseenter', 'contextmenu'].forEach(type => link.addEventListener(type, prepare));
75        link.addEventListener('click', prepare);
76        prepare();
77        return link;
78    }
79
80    if (root.document) {
81        if (root.document.readyState === 'loading') root.document.addEventListener('DOMContentLoaded', () => install(), {once: true});
82        else install();
83    }
84

85    return Object.freeze({canonicalNumber, canonicalTaskNumber, normalizeLongitude, readLaunchState, buildLaunchUrl, prepareLink, install});
86}));