fix sort order for contract recap

backend/src/contracts/generate_contract.py

@@ -412,20 +412,34 @@ def generate_recap(
         '2': 'Kg',
         '3': 'Piece'
     }
+    if len(contracts) <= 0:
+        # TODO: raise correct exception
+        return None
+    first_contract = contracts[0]
+    reccurents_sorted = sorted(
+        [
+            product for product in first_contract.products
+            if product.product.type == models.ProductType.RECCURENT
+        ],
+        key=lambda x: x.product.name
+    )
     recurrents = [
         f'{pr.name}{f' - {pr.quantity}{pr.quantity_unit}'
                     if pr.quantity else ''} ({product_unit_map[pr.unit]})'
-        for pr in form.productor.products
-        if pr.type == models.ProductType.RECCURENT
+        for pr in reccurents_sorted
     ]
-    recurrents.sort()
+    occasionnals_sorted = sorted(
+        [
+            product for product in first_contract.products
+            if product.product.type == models.ProductType.OCCASIONAL
+        ],
+        key=lambda x: (x.shipment.name, x.product.name)
+    )
     occasionnals = [
         f'{pr.name}{f' - {pr.quantity}{pr.quantity_unit}'
                     if pr.quantity else ''} ({product_unit_map[pr.unit]})'
-        for pr in form.productor.products
-        if pr.type == models.ProductType.OCCASIONAL
+        for pr in occasionnals_sorted
     ]
-    occasionnals.sort()
     shipments = form.shipments
     occasionnals_header = [
         occ for shipment in shipments for occ in occasionnals