(function() { // Polyfills & Compatibility Engine for iOS 13, 14, 15 & legacy WebKit engines if (typeof globalThis === 'undefined') { (function() { if (typeof self !== 'undefined') { self.globalThis = self; } else if (typeof window !== 'undefined') { window.globalThis = window; } else if (typeof global !== 'undefined') { global.globalThis = global; } })(); } // 1. Object.hasOwn polyfill (iOS < 15.4) if (!Object.hasOwn) { Object.hasOwn = function(obj, prop) { return Object.prototype.hasOwnProperty.call(obj, prop); }; } // 2. Object.fromEntries polyfill (iOS < 12.2) if (!Object.fromEntries) { Object.fromEntries = function(entries) { if (!entries) return {}; var obj = {}; var iter = Array.from(entries); for (var i = 0; i < iter.length; i++) { var pair = iter[i]; if (pair && pair.length >= 2) { obj[pair[0]] = pair[1]; } } return obj; }; } // 3. Array.prototype.at & String.prototype.at (iOS < 15.4) if (!Array.prototype.at) { Array.prototype.at = function(n) { n = Math.trunc(n) || 0; if (n < 0) n += this.length; if (n < 0 || n >= this.length) return undefined; return this[n]; }; } if (!String.prototype.at) { String.prototype.at = function(n) { n = Math.trunc(n) || 0; if (n < 0) n += this.length; if (n < 0 || n >= this.length) return ""; return this.charAt(n); }; } // 4. String.prototype.replaceAll (iOS < 15.0) if (!String.prototype.replaceAll) { String.prototype.replaceAll = function(search, replacement) { if (search instanceof RegExp) { if (!search.global) { throw new TypeError("String.prototype.replaceAll called with a non-global RegExp"); } return this.replace(search, replacement); } return this.split(search).join(replacement); }; } // 5. Array.prototype.flat & flatMap (iOS < 12.2) if (!Array.prototype.flat) { Array.prototype.flat = function(depth) { var d = depth === undefined ? 1 : Number(depth) || 0; var pull = function(arr, currentDepth) { return currentDepth > 0 ? arr.reduce(function(acc, val) { return acc.concat(Array.isArray(val) ? pull(val, currentDepth - 1) : val); }, []) : arr.slice(); }; return pull(this, d); }; } if (!Array.prototype.flatMap) { Array.prototype.flatMap = function(cb, thisArg) { return this.map(cb, thisArg).flat(1); }; } // 6. Promise.allSettled (iOS < 13.1) & Promise.any (iOS < 14.0) if (!Promise.allSettled) { Promise.allSettled = function(promises) { return Promise.all( Array.from(promises).map(function(p) { return Promise.resolve(p).then( function(v) { return { status: 'fulfilled', value: v }; }, function(r) { return { status: 'rejected', reason: r }; } ); }) ); }; } if (!Promise.any) { Promise.any = function(promises) { return new Promise(function(resolve, reject) { var arr = Array.from(promises); if (arr.length === 0) return reject(new Error("All promises were rejected")); var errors = []; var rejectedCount = 0; arr.forEach(function(p, i) { Promise.resolve(p).then(resolve, function(err) { errors[i] = err; rejectedCount++; if (rejectedCount === arr.length) { reject(new Error("All promises were rejected")); } }); }); }); }; } // 7. crypto.randomUUID (iOS < 15.4) if (typeof window !== 'undefined' && window.crypto && !window.crypto.randomUUID) { window.crypto.randomUUID = function() { return '10000000-1000-4000-8000-100000000000'.replace(/[018]/g, function(c) { var num = Number(c); return (num ^ (crypto.getRandomValues(new Uint8Array(1))[0] & (15 >> (num / 4)))).toString(16); }); }; } // 8. ResizeObserver (iOS < 13.1) if (typeof window !== 'undefined' && !window.ResizeObserver) { function RO(cb) { this.cb = cb; } RO.prototype.observe = function() {}; RO.prototype.unobserve = function() {}; RO.prototype.disconnect = function() {}; window.ResizeObserver = RO; } // 9. structuredClone (iOS < 15.4) if (typeof window !== 'undefined' && !window.structuredClone) { window.structuredClone = function(obj) { try { return JSON.parse(JSON.stringify(obj)); } catch(e) { return obj; } }; } // 10. String.prototype.matchAll (iOS < 13.0) if (!String.prototype.matchAll) { String.prototype.matchAll = function(regex) { var str = String(this); var flags = regex.flags || ''; if (flags.indexOf('g') === -1) flags += 'g'; var rx = new RegExp(regex.source, flags); var matches = []; var match; while ((match = rx.exec(str)) !== null) { matches.push(match); } return matches; }; } // 10b. Array.prototype.findLast & findLastIndex (iOS < 15.4) if (!Array.prototype.findLast) { Array.prototype.findLast = function(predicate, thisArg) { for (var i = this.length - 1; i >= 0; i--) { if (predicate.call(thisArg, this[i], i, this)) return this[i]; } return undefined; }; } if (!Array.prototype.findLastIndex) { Array.prototype.findLastIndex = function(predicate, thisArg) { for (var i = this.length - 1; i >= 0; i--) { if (predicate.call(thisArg, this[i], i, this)) return i; } return -1; }; } // 10c. AbortSignal.timeout (iOS < 16.0) if (typeof AbortSignal !== 'undefined' && !AbortSignal.timeout) { AbortSignal.timeout = function(ms) { var controller = new AbortController(); setTimeout(function() { try { controller.abort(new DOMException("The operation timed out.", "TimeoutError")); } catch (e) { controller.abort(); } }, ms); return controller.signal; }; } // 10d. window.crypto fallback if (typeof window !== 'undefined' && !window.crypto) { try { window.crypto = { getRandomValues: function(arr) { for (var i = 0; i < arr.length; i++) { arr[i] = Math.floor(Math.random() * 256); } return arr; } }; } catch (e) {} } // 10e. navigator.clipboard fallback for older WebKit if (typeof navigator !== 'undefined' && !navigator.clipboard) { try { navigator.clipboard = { writeText: function(text) { return new Promise(function(resolve, reject) { try { var ta = document.createElement('textarea'); ta.value = text; ta.style.position = 'fixed'; ta.style.opacity = '0'; document.body.appendChild(ta); ta.focus(); ta.select(); var successful = document.execCommand('copy'); document.body.removeChild(ta); if (successful) resolve(); else reject(new Error('copy command failed')); } catch (err) { reject(err); } }); }, readText: function() { return Promise.resolve(''); } }; } catch (e) {} } // 11. HTMLFormElement.prototype.requestSubmit (iOS < 16.0) if (typeof HTMLFormElement !== 'undefined' && !HTMLFormElement.prototype.requestSubmit) { HTMLFormElement.prototype.requestSubmit = function(submitter) { if (submitter) { submitter.click(); } else { var btn = document.createElement('button'); btn.type = 'submit'; btn.hidden = true; this.appendChild(btn); btn.click(); this.removeChild(btn); } }; } // 12. Native fetch option sanitizer for iOS 13 & 14 WebKit if (typeof window !== 'undefined' && typeof window.fetch === 'function') { var _origFetch = window.fetch; window.fetch = function(input, init) { try { if (init && typeof init === 'object') { var cleanInit = Object.assign({}, init); // In iOS 13/14, cache: "no-store" causes WebKit TypeError if (cleanInit.cache === 'no-store' || cleanInit.cache === 'reload') { delete cleanInit.cache; if (typeof input === 'string') { var sep = input.indexOf('?') === -1 ? '?' : '&'; input = input + sep + '_t=' + Date.now(); } } // WebKit iOS < 15 strictly requires window as the 'this' context for native fetch return _origFetch.call(window, input, cleanInit); } return _origFetch.call(window, input, init); } catch (fetchErr) { // Fallback for native binding errors in older Safari try { return _origFetch.call(window, input); } catch (fallbackErr) { return Promise.reject(fetchErr); } } }; } // 13. UNIVERSAL STORAGE VIRTUALIZATION ENGINE (Window.Name + Cookie + Memory + Native Storage) // Solves iOS 13-15 Private Browsing QuotaExceededError, WebKit storage restrictions, // and session dropouts during login / signup navigations function _readCookie(name) { try { var v = '; ' + document.cookie; var parts = v.split('; ' + name + '='); if (parts.length === 2) return decodeURIComponent(parts.pop().split(';').shift() || ''); } catch(e) {} return null; } function _writeCookie(name, val, days) { try { var d = new Date(Date.now() + (days || 365) * 864e5); document.cookie = name + '=' + encodeURIComponent(val) + '; expires=' + d.toUTCString() + '; path=/; SameSite=Lax'; } catch(e) {} } function _deleteCookie(name) { try { document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:00 GMT; path=/; SameSite=Lax'; } catch(e) {} } // Window.name virtualization (survives tab navigations in Safari Private Browsing on iOS 12-15) function _getWindowStore() { try { if (window.name && window.name.indexOf('__sp_store__:') === 0) { return JSON.parse(window.name.substring(13)) || {}; } } catch(e) {} return {}; } function _setWindowStoreKey(key, val) { try { var store = _getWindowStore(); store[key] = String(val); window.name = '__sp_store__:' + JSON.stringify(store); } catch(e) {} } function _delWindowStoreKey(key) { try { var store = _getWindowStore(); delete store[key]; window.name = '__sp_store__:' + JSON.stringify(store); } catch(e) {} } var _memStore = window.__sureplug_mem = window.__sureplug_mem || {}; // Hydrate memory from window.name and cookies if present var winStore = _getWindowStore(); for (var wKey in winStore) { if (winStore.hasOwnProperty(wKey) && winStore[wKey] !== undefined) { _memStore[wKey] = winStore[wKey]; } } var cookieUser = _readCookie('datasub_session_user'); if (cookieUser && !_memStore['datasub_user']) _memStore['datasub_user'] = cookieUser; var cookiePin = _readCookie('datasub_session_pin'); if (cookiePin && !_memStore['datasub_user_pin']) _memStore['datasub_user_pin'] = cookiePin; var cookieBal = _readCookie('datasub_session_balance'); if (cookieBal && !_memStore['datasub_balance']) _memStore['datasub_balance'] = cookieBal; // Test if native localStorage is functional or blocked (e.g. Safari Private Browsing quota = 0) var _isStorageBlocked = false; try { if (typeof window.localStorage !== 'undefined') { window.localStorage.setItem('__sp_probe__', '1'); window.localStorage.removeItem('__sp_probe__'); } else { _isStorageBlocked = true; } } catch(probeErr) { _isStorageBlocked = true; } // Hook Storage.prototype when writable try { if (typeof window.Storage !== 'undefined' && window.Storage.prototype) { var protoSet = window.Storage.prototype.setItem; var protoGet = window.Storage.prototype.getItem; var protoRem = window.Storage.prototype.removeItem; var protoClear = window.Storage.prototype.clear; try { window.Storage.prototype.setItem = function(k, v) { var str = String(v); _memStore[k] = str; _setWindowStoreKey(k, str); if (k === 'datasub_user') { try { var parsed = JSON.parse(str); var compact = { id: parsed._id || parsed.id || '', name: parsed.name || '', email: (parsed.email || '').toLowerCase().trim(), phone: parsed.phone || '', role: parsed.role || 'user', balance: Number(parsed.balance || 0), pin: parsed.pin || '' }; _writeCookie('datasub_session_user', JSON.stringify(compact), 365); } catch(eCompact) { if (str.length < 3500) _writeCookie('datasub_session_user', str, 365); } } if (k === 'datasub_user_pin') _writeCookie('datasub_session_pin', str, 365); if (k === 'datasub_balance') _writeCookie('datasub_session_balance', str, 365); try { protoSet.call(this, k, str); } catch (e) { // Silently rescued: safely preserved in window.name, memory, and cookie } }; window.Storage.prototype.getItem = function(k) { try { var val = protoGet.call(this, k); if (val !== null && val !== undefined) { _memStore[k] = val; return val; } } catch (e) {} if (_memStore[k] !== undefined) return _memStore[k]; var wStore = _getWindowStore(); if (wStore[k] !== undefined) { _memStore[k] = wStore[k]; return wStore[k]; } if (k === 'datasub_user') { var cu = _readCookie('datasub_session_user'); if (cu) { _memStore[k] = cu; return cu; } } if (k === 'datasub_user_pin') { var cp = _readCookie('datasub_session_pin'); if (cp) { _memStore[k] = cp; return cp; } } if (k === 'datasub_balance') { var cb = _readCookie('datasub_session_balance'); if (cb) { _memStore[k] = cb; return cb; } } return null; }; window.Storage.prototype.removeItem = function(k) { delete _memStore[k]; _delWindowStoreKey(k); if (k === 'datasub_user') _deleteCookie('datasub_session_user'); if (k === 'datasub_user_pin') _deleteCookie('datasub_session_pin'); if (k === 'datasub_balance') _deleteCookie('datasub_session_balance'); try { protoRem.call(this, k); } catch (e) {} }; } catch (protoErr) {} } } catch (e) {} // If native localStorage throws or is blocked, install resilient proxy if (_isStorageBlocked) { var universalMock = { getItem: function(k) { if (_memStore[k] !== undefined) return _memStore[k]; var ws = _getWindowStore(); if (ws[k] !== undefined) { _memStore[k] = ws[k]; return ws[k]; } if (k === 'datasub_user') return _readCookie('datasub_session_user'); if (k === 'datasub_user_pin') return _readCookie('datasub_session_pin'); if (k === 'datasub_balance') return _readCookie('datasub_session_balance'); return null; }, setItem: function(k, v) { var str = String(v); _memStore[k] = str; _setWindowStoreKey(k, str); if (k === 'datasub_user') { try { var p = JSON.parse(str); var c = { id: p._id || p.id || '', name: p.name || '', email: (p.email || '').toLowerCase().trim(), phone: p.phone || '', role: p.role || 'user', balance: Number(p.balance || 0), pin: p.pin || '' }; _writeCookie('datasub_session_user', JSON.stringify(c), 365); } catch(err) { if (str.length < 3500) _writeCookie('datasub_session_user', str, 365); } } if (k === 'datasub_user_pin') _writeCookie('datasub_session_pin', str, 365); if (k === 'datasub_balance') _writeCookie('datasub_session_balance', str, 365); }, removeItem: function(k) { delete _memStore[k]; _delWindowStoreKey(k); if (k === 'datasub_user') _deleteCookie('datasub_session_user'); if (k === 'datasub_user_pin') _deleteCookie('datasub_session_pin'); if (k === 'datasub_balance') _deleteCookie('datasub_session_balance'); }, clear: function() { _memStore = {}; try { window.name = ''; } catch(e) {} _deleteCookie('datasub_session_user'); _deleteCookie('datasub_session_pin'); _deleteCookie('datasub_session_balance'); }, key: function(i) { return Object.keys(_memStore)[i] || null; }, get length() { return Object.keys(_memStore).length; } }; try { Object.defineProperty(window, 'localStorage', { value: universalMock, configurable: true, writable: true }); } catch(e2) { try { window.localStorage = universalMock; } catch(e3) {} } try { Object.defineProperty(window, 'sessionStorage', { value: universalMock, configurable: true, writable: true }); } catch(e4) { try { window.sessionStorage = universalMock; } catch(e5) {} } } })(); try { if (localStorage.getItem('theme') === 'dark' || localStorage.getItem('datasub_theme') === 'dark') { document.documentElement.classList.add('dark'); } else { document.documentElement.classList.remove('dark'); } } catch (_) {} if ('serviceWorker' in navigator) { var registerSW = function() { navigator.serviceWorker.register('/sw.js') .then(function(reg) { }) .catch(function(err) { console.error('PWA Service Worker registration failed:', err); }); }; if (document.readyState === 'complete' || document.readyState === 'interactive') { registerSW(); } else { window.addEventListener('load', registerSW); } } // Auto dismiss instant splash screen on first render function dismissSplash() { var splash = document.getElementById('sureplug-instant-splash'); if (splash && splash.style.opacity !== '0') { splash.style.opacity = '0'; splash.style.pointerEvents = 'none'; setTimeout(function() { if (splash && splash.parentNode) { splash.parentNode.removeChild(splash); } }, 300); } } setTimeout(dismissSplash, 50); setTimeout(dismissSplash, 200); setTimeout(dismissSplash, 800); setTimeout(dismissSplash, 1500); if (document.readyState === 'complete' || document.readyState === 'interactive') { setTimeout(dismissSplash, 50); } else { window.addEventListener('DOMContentLoaded', function() { setTimeout(dismissSplash, 50); }); window.addEventListener('load', function() { setTimeout(dismissSplash, 50); }); } // Lock zoom in and out across mobile WebKit, Chrome, Android WebViews, and trackpads try { if (typeof document !== 'undefined') { document.addEventListener('gesturestart', function(e) { e.preventDefault(); }, { passive: false }); document.addEventListener('gesturechange', function(e) { e.preventDefault(); }, { passive: false }); document.addEventListener('gestureend', function(e) { e.preventDefault(); }, { passive: false }); document.addEventListener('touchmove', function(e) { if (e.touches && e.touches.length > 1) { e.preventDefault(); } }, { passive: false }); var _spLastTouchEnd = 0; document.addEventListener('touchend', function(e) { var _now = Date.now(); if (_now - _spLastTouchEnd <= 300) { var _t = e.target && e.target.tagName ? e.target.tagName.toLowerCase() : ''; if (_t !== 'input' && _t !== 'textarea' && _t !== 'select') { e.preventDefault(); } } _spLastTouchEnd = _now; }, { passive: false }); window.addEventListener('wheel', function(e) { if (e.ctrlKey || e.metaKey) { e.preventDefault(); } }, { passive: false }); window.addEventListener('keydown', function(e) { if ((e.ctrlKey || e.metaKey) && ( e.key === '+' || e.key === '-' || e.key === '=' || e.key === '_' || e.key === '0' || e.keyCode === 187 || e.keyCode === 189 || e.keyCode === 107 || e.keyCode === 109 || e.keyCode === 96 || e.keyCode === 48 )) { e.preventDefault(); } }, false); } } catch(e) {}

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