aggiunti trasferte, export excel, miglioramenti generali

frontend/js/team-calendar.js

@@ -113,6 +113,77 @@ async function loadOffices() {
 
     // Initial update of office display
     updateOfficeDisplay();
+
+    // Show export card for Admin/Manager
+    if (['admin', 'manager'].includes(currentUser.role)) {
+        const exportCard = document.getElementById('exportCard');
+        if (exportCard) {
+            exportCard.style.display = 'block';
+
+            // Set defaults (current month)
+            const today = new Date();
+            const firstDay = new Date(today.getFullYear(), today.getMonth(), 1);
+            const lastDay = new Date(today.getFullYear(), today.getMonth() + 1, 0);
+
+            document.getElementById('exportStartDate').valueAsDate = firstDay;
+            document.getElementById('exportEndDate').valueAsDate = lastDay;
+
+            document.getElementById('exportBtn').addEventListener('click', handleExport);
+        }
+    }
+}
+
+async function handleExport() {
+    const startStr = document.getElementById('exportStartDate').value;
+    const endStr = document.getElementById('exportEndDate').value;
+    const officeId = document.getElementById('officeFilter').value;
+
+    if (!startStr || !endStr) {
+        alert('Seleziona le date di inizio e fine');
+        return;
+    }
+
+    // Construct URL
+    let url = `/api/reports/team-export?start_date=${startStr}&end_date=${endStr}`;
+    if (officeId) {
+        url += `&office_id=${officeId}`;
+    }
+
+    try {
+        const btn = document.getElementById('exportBtn');
+        const originalText = btn.innerHTML;
+        btn.disabled = true;
+        btn.textContent = 'Generazione...';
+
+        // Use fetch directly to handle blob
+        const token = api.getToken();
+        const headers = token ? { 'Authorization': `Bearer ${token}` } : {};
+
+        const response = await fetch(url, { headers });
+
+        if (response.ok) {
+            const blob = await response.blob();
+            const downloadUrl = window.URL.createObjectURL(blob);
+            const a = document.createElement('a');
+            a.href = downloadUrl;
+            a.download = `report_presenze_${startStr}_${endStr}.xlsx`;
+            document.body.appendChild(a);
+            a.click();
+            window.URL.revokeObjectURL(downloadUrl);
+            a.remove();
+        } else {
+            const err = await response.json();
+            alert('Errore export: ' + (err.detail || 'Sconosciuto'));
+        }
+
+        btn.disabled = false;
+        btn.innerHTML = originalText;
+    } catch (e) {
+        console.error(e);
+        alert('Errore durante l\'export');
+        document.getElementById('exportBtn').disabled = false;
+        document.getElementById('exportBtn').textContent = 'Esporta Excel';
+    }
 }
 
 function getDateRange() {