Tiny File Manager

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<!DOCTYPE html>
<html lang="fr">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Configuration des Dates</title>
    <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
    <div class="container mt-5">
        <h2>Configurer les Dates</h2>
        <form id="configForm">
            <div class="form-group">
                <label for="startDate">Date de Début</label>
                <input type="date" class="form-control" id="startDate" name="startDate" required>
            </div>
            <div class="form-group">
                <label for="endDate">Date de Fin</label>
                <input type="date" class="form-control" id="endDate" name="endDate" required>
            </div>
            <button type="submit" class="btn btn-primary">Générer le Tableau</button>
        </form>
        <div id="holidaysList" class="mt-3">
            <h3>Jours Fériés :</h3>
            <ul id="holidays"></ul>
        </div>
    </div>

// Calculer les jours fériés dynamiquement
            const holidays = calculateHolidays(startDate, endDate);

// Afficher les jours fériés
            const holidaysList = document.getElementById('holidays');
            holidaysList.innerHTML = '';
            holidays.forEach(holiday => {
                const li = document.createElement('li');
                li.textContent = holiday;
                holidaysList.appendChild(li);
            });

// Rediriger vers la page principale avec les paramètres dans l'URL
            const url = `index02.html?startDate=${startDate}&endDate=${endDate}&holidays=${holidays.join(',')}`;
            window.location.href = url;
        });

function calculateHolidays(startDate, endDate) {
            const holidays = [];
            const start = new Date(startDate);
            const end = new Date(endDate);
            const currentYear = start.getFullYear();

// Liste des jours fériés fixes en France
            const fixedHolidays = [
                '01-01', // Jour de l'an
                '05-01', // Fête du Travail
                '05-08', // Victoire 1945
                '07-14', // Fête Nationale
                '08-15', // Assomption
                '11-01', // Toussaint
                '11-11', // Armistice 1918
                '12-25'  // Noël
            ];

// Ajouter les jours fériés fixes
            fixedHolidays.forEach(date => {
                const holiday = new Date(`${currentYear}-${date}`);
                if (holiday >= start && holiday <= end) {
                    holidays.push(holiday.toISOString().split('T')[0]);
                }
            });

// Ajouter les jours fériés mobiles (Pâques et jours associés)
            const easter = calculateEaster(currentYear);
            const easterMonday = new Date(easter);
            easterMonday.setDate(easterMonday.getDate() + 1);
            const ascension = new Date(easter);
            ascension.setDate(ascension.getDate() + 39);
            const pentecote = new Date(easter);
            pentecote.setDate(pentecote.getDate() + 49);
            const pentecoteMonday = new Date(pentecote);
            pentecoteMonday.setDate(pentecoteMonday.getDate() + 1);

const mobileHolidays = [easterMonday, ascension, pentecoteMonday];
            mobileHolidays.forEach(holiday => {
                if (holiday >= start && holiday <= end) {
                    holidays.push(holiday.toISOString().split('T')[0]);
                }
            });

return holidays;
        }

function calculateEaster(year) {
            const f = Math.floor,
                G = year % 19,
                C = f(year / 100),
                H = f(C / 4),
                J = f((C - f(C / 4) + f(8 * C + 13) / 25) / 3) + (15 - 30 * C + f(C / 4) - f(C / 4 / 4)) % 30,
                L = J - f(J / 28 * (1 - f(29 / (J + 1)) * f((21 - G) / 11))),
                I = L - (year + f(year / 4) + 6 - H) % 7,
                P = L - I,
                d = 1 + (P + 27 + f(P / 26) * (29 - P % 29)) % 31,
                m = 3 + f((P + 26) / 30);
            return new Date(year, m - 1, d);
        }
    </script>
</body>
</html>