Gestion de l'eport PDF/CSV en fonction des données affichées

Bug affichage tableau sur petits écr

courses/views.py

@@ -3,20 +3,30 @@ from django.http import HttpResponse
 from reportlab.pdfgen import canvas
 from reportlab.lib.pagesizes import A4
 from django.contrib.auth.decorators import login_required
+
 def export_csv(request, course_id):
 	course = get_object_or_404(Course, id=course_id)
-	arrivees = course.arrivees.select_related('coureur').order_by('rang')
 	response = HttpResponse(content_type='text/csv')
 	response['Content-Disposition'] = f'attachment; filename="course_{course_id}_resultats.csv"'
 	writer = csv.writer(response)
 	writer.writerow(['Rang', 'Nom', 'Classe', 'Temps'])
+	import json
+	rows_json = request.POST.get('rows')
+	if request.method == "POST" and rows_json:
+		try:
+			rows = json.loads(rows_json)
+			for row in rows:
+				writer.writerow(row)
+		except Exception:
+			pass  # fallback below if erreur
+	else:
+		arrivees = course.arrivees.select_related('coureur').order_by('rang')
 		for a in arrivees:
 			writer.writerow([a.rang, a.coureur.nom, a.coureur.classe, str(a.temps)])
 	return response
 
 def export_pdf(request, course_id):
 	course = get_object_or_404(Course, id=course_id)
-	arrivees = course.arrivees.select_related('coureur').order_by('rang')
 	response = HttpResponse(content_type='application/pdf')
 	response['Content-Disposition'] = f'attachment; filename="course_{course_id}_resultats.pdf"'
 	p = canvas.Canvas(response, pagesize=A4)
@@ -31,6 +41,24 @@ def export_pdf(request, course_id):
 	p.drawString(300, y, "Classe")
 	p.drawString(400, y, "Temps")
 	y -= 20
+	import json
+	rows_json = request.POST.get('rows')
+	if request.method == "POST" and rows_json:
+		try:
+			rows = json.loads(rows_json)
+			for row in rows:
+				p.drawString(50, y, str(row[0]))
+				p.drawString(100, y, str(row[1]))
+				p.drawString(300, y, str(row[2]))
+				p.drawString(400, y, str(row[3]))
+				y -= 20
+				if y < 50:
+					p.showPage()
+					y = height - 50
+		except Exception:
+			pass  # fallback below si erreur
+	else:
+		arrivees = course.arrivees.select_related('coureur').order_by('rang')
 		for a in arrivees:
 			p.drawString(50, y, str(a.rang))
 			p.drawString(100, y, a.coureur.nom)

templates/course_detail.html

@@ -54,15 +54,24 @@
                 <div class="card-header py-3 d-flex justify-content-between align-items-center">
                     <h6 class="m-0 font-weight-bold text-primary">Arrivées</h6>
                     <div>
-                        <a href="{% url 'export_csv' course.id %}" class="btn btn-success mb-2">
+                        <form id="exportCsvForm" method="post" action="{% url 'export_csv' course.id %}" style="display:inline;">
+                            {% csrf_token %}
+                            <input type="hidden" name="rows" id="csvRowsInput">
+                            <button type="submit" class="btn btn-success mb-2" id="btnExportCsv">
                                 <i class="fas fa-file-csv" title="Exporter en CSV"></i>
-                        </a>
-                        <a href="{% url 'export_pdf' course.id %}" class="btn btn-danger mb-2">
+                            </button>
+                        </form>
+                        <form id="exportPdfForm" method="post" action="{% url 'export_pdf' course.id %}" style="display:inline;">
+                            {% csrf_token %}
+                            <input type="hidden" name="rows" id="pdfRowsInput">
+                            <button type="submit" class="btn btn-danger mb-2" id="btnExportPdf">
                                 <i class="fas fa-file-pdf" title="Exporter en PDF"></i>
-                        </a>
+                            </button>
+                        </form>
                     </div>
                 </div>
                 <div class="card-body">
+                    <div class="table-responsive">
                         <table class="table table-striped" id="arriveesTable">
                             <thead>
                                 <tr>
@@ -95,6 +104,7 @@
             </div>
         </div>
     </div>
+</div>
 {% endblock %}
 {% block extra_js %}
 <!-- DataTables JS & CSS -->
@@ -140,5 +150,19 @@ document.getElementById('btnFinish').onclick = function() {
 $(document).ready(function() {
     $('#arriveesTable').DataTable();
 });
+// Export CSV/PDF des données filtrées
+function getVisibleRows() {
+    var dt = $('#arriveesTable').DataTable();
+    var rows = dt.rows({search: 'applied'}).data().toArray();
+    return JSON.stringify(rows);
+}
+
+$('#exportCsvForm').on('submit', function(e) {
+    $('#csvRowsInput').val(getVisibleRows());
+});
+
+$('#exportPdfForm').on('submit', function(e) {
+    $('#pdfRowsInput').val(getVisibleRows());
+});
 </script>
 {% endblock %}