https://creatorqrcode.com/calculators/assets/js/make-qr-integration.js

1(function () {
2    'use strict';
3
4    const themeKey = 'make-qr-theme';
5    const financeTools = new Set([
6        'finance-calculator.html', 'mortgage-calculator.html', 'loan-calculator.html',
7        'auto-loan-calculator.html', 'compound-interest-calculator.html',
8        'investment-calculator.html', 'retirement-calculator.html',
9        '401k-calculator.html', 'amortization-calculator.html',
10        'mortgage-payoff-calculator.html', 'payment-calculator.html',
11        'interest-calculator.html', 'inflation-calculator.html', 'tax-calculator.html',
12        'salary-calculator.html', 'debt-calculator.html', 'credit-card-calculator.html',
13        'currency-calculator.html'
14    ]);
15    const healthTools = new Set([
16        'bmi-calculator.html', 'calorie-calculator.html', 'body-fat-calculator.html',
17        'bmr-calculator.html', 'pregnancy-calculator.html',
18        'pregnancy-weight-gain-calculator.html', 'target-heart-rate-calculator.html',
19        'protein-calculator.html', 'ideal-weight-calculator.html',
20        'macro-calculator.html', 'pace-calculator.html', 'water-calculator.html',
21        'height-calculator.html'
22    ]);
23
24    function preferredTheme() {
25        const saved = localStorage.getItem(themeKey);
26        if (saved === 'dark' || saved === 'light') return saved;
27        return 'light';
28    }
29
30    function applyTheme(theme) {
31        document.documentElement.dataset.theme = theme;
32        document.documentElement.style.colorScheme = theme;
33        document.querySelectorAll('[data-calculator-theme]').forEach(button => {
34            const dark = theme === 'dark';
35            button.textContent = dark ? '☀' : '☾';
36            button.setAttribute('aria-label', dark ? 'Use light mode' : 'Use dark mode');
37            button.setAttribute('aria-pressed', String(dark));
38        });
39    }
40
41    function addAccuracyNotice() {
42        const filename = location.pathname.split('/').pop() || 'index.html';
43        let message = '';
44
45        if (filename === 'currency-calculator.html') {
46            message = 'Reference only: this calculator uses built-in exchange rates, not live market data. Confirm the current rate before a transaction.';
47        } else if (financeTools.has(filename)) {
48            message = 'Estimate only: financial results depend on the values and assumptions entered. Verify important decisions with current official information or a qualified professional.';
49        } else if (healthTools.has(filename)) {
50            message = 'General information only: this result is not a medical diagnosis or a substitute for advice from a qualified healthcare professional.';
51        }
52
53        if (!message) return;
54        const notice = document.createElement('aside');
55        notice.className = 'makeqr-calculator-notice';
56        notice.setAttribute('role', 'note');
57        notice.textContent = message;
58        const footer = document.querySelector('footer');
59        (footer || document.body).insertAdjacentElement(footer ? 'beforebegin' : 'beforeend', notice);
60    }
61
62    applyTheme(preferredTheme());
63
64    document.addEventListener('DOMContentLoaded', function () {
65        applyTheme(preferredTheme());
66        document.querySelectorAll('[data-calculator-theme]').forEach(button => {
67            button.addEventListener('click', function () {
68                const next = document.documentElement.dataset.theme === 'dark' ? 'light' : 'dark';
69                localStorage.setItem(themeKey, next);
70                applyTheme(next);
71            });
72        });
73        addAccuracyNotice();
74    });
75
76    if ('serviceWorker' in navigator && location.protocol !== 'file:') {
77        addEventListener('load', () => {
78            navigator.serviceWorker.register('/sw.js', {scope: '/'})
79                .catch(error => console.warn('Service worker registration failed:', error));
80        });
81    }
82})();