fixup! ✨(backend) add owner email to order export

src/backend/joanie/core/serializers/admin.py

@@ -1279,7 +1279,7 @@ class AdminOrderExportSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = models.Order
-        fields_labels = (
+        fields_labels = [
             ("id", "Référence de commande"),
             ("product", "Produit"),
             ("owner_name", "Propriétaire"),
@@ -1307,7 +1307,13 @@ class Meta:
             ("credit_card_brand", "Type de carte"),
             ("credit_card_last_numbers", "Derniers chiffres de la carte bancaire"),
             ("credit_card_expiration_date", "Date d'expiration de la carte bancaire"),
-        )
+        ]
+        for i in range(1, 5):
+            fields_labels.append((f"installment_due_date_{i}", f"Date de paiement {i}"))
+            fields_labels.append(
+                (f"installment_amount_{i}", f"Montant du paiement {i}")
+            )
+            fields_labels.append((f"installment_state_{i}", f"État du paiement {i}"))
         fields = [field for field, label in fields_labels]
         read_only_fields = fields
 
@@ -1368,6 +1374,19 @@ def headers(self):
     )
     credit_card_expiration_date = serializers.SerializerMethodField(read_only=True)
 
+    installment_due_date_1 = serializers.SerializerMethodField(read_only=True)
+    installment_amount_1 = serializers.SerializerMethodField(read_only=True)
+    installment_state_1 = serializers.SerializerMethodField(read_only=True)
+    installment_due_date_2 = serializers.SerializerMethodField(read_only=True)
+    installment_amount_2 = serializers.SerializerMethodField(read_only=True)
+    installment_state_2 = serializers.SerializerMethodField(read_only=True)
+    installment_due_date_3 = serializers.SerializerMethodField(read_only=True)
+    installment_amount_3 = serializers.SerializerMethodField(read_only=True)
+    installment_state_3 = serializers.SerializerMethodField(read_only=True)
+    installment_due_date_4 = serializers.SerializerMethodField(read_only=True)
+    installment_amount_4 = serializers.SerializerMethodField(read_only=True)
+    installment_state_4 = serializers.SerializerMethodField(read_only=True)
+
     def get_owner_name(self, instance) -> str:
         """
         Return the full name of the order's owner if available,
@@ -1440,6 +1459,104 @@ def get_credit_card_expiration_date(self, instance) -> str:
         year = instance.credit_card.expiration_year
         return f"{month}/{year}"
 
+    def get_installment_value(self, instance, index, field) -> str:
+        """
+        Return the value of the specified field for the specified installment if available,
+        otherwise an empty string.
+        """
+        index -= 1
+        try:
+            value = instance.payment_schedule[index][field]
+            if field == "due_date":
+                return value.strftime("%d/%m/%Y %H:%M:%S")
+            return value
+        except (IndexError, KeyError):
+            return ""
+
+    def get_installment_due_date_1(self, instance) -> str:
+        """
+        Return the due date of the first installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 1, "due_date")
+
+    def get_installment_amount_1(self, instance) -> str:
+        """
+        Return the amount of the first installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 1, "amount")
+
+    def get_installment_state_1(self, instance) -> str:
+        """
+        Return the state of the first installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 1, "state")
+
+    def get_installment_due_date_2(self, instance) -> str:
+        """
+        Return the due date of the second installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 2, "due_date")
+
+    def get_installment_amount_2(self, instance) -> str:
+        """
+        Return the amount of the second installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 2, "amount")
+
+    def get_installment_state_2(self, instance) -> str:
+        """
+        Return the state of the second installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 2, "state")
+
+    def get_installment_due_date_3(self, instance) -> str:
+        """
+        Return the due date of the third installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 3, "due_date")
+
+    def get_installment_amount_3(self, instance) -> str:
+        """
+        Return the amount of the third installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 3, "amount")
+
+    def get_installment_state_3(self, instance) -> str:
+        """
+        Return the state of the third installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 3, "state")
+
+    def get_installment_due_date_4(self, instance) -> str:
+        """
+        Return the due date of the fourth installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 4, "due_date")
+
+    def get_installment_amount_4(self, instance) -> str:
+        """
+        Return the amount of the fourth installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 4, "amount")
+
+    def get_installment_state_4(self, instance) -> str:
+        """
+        Return the state of the fourth installment if available,
+        otherwise an empty string.
+        """
+        return self.get_installment_value(instance, 4, "state")
+
 
 class AdminOrderListExportSerializer(serializers.ListSerializer):
     """

src/backend/joanie/tests/core/api/admin/orders/test_export.py

@@ -54,6 +54,11 @@ def expected_csv_content(order):
         ),
     }
 
+    for i in range(1, 5):
+        content[f"Date de paiement {i}"] = ""
+        content[f"Montant du paiement {i}"] = ""
+        content[f"État du paiement {i}"] = ""
+
     if order.enrollment:
         content["Session d'inscription"] = order.enrollment.course_run.title
         content["Statut de la session"] = str(order.enrollment.course_run.state)
@@ -77,6 +82,13 @@ def expected_csv_content(order):
         content["Solde (sur la facture)"] = str(order.main_invoice.balance)
         content["État de facturation"] = order.main_invoice.state
 
+    for i, installment in enumerate(order.payment_schedule, start=1):
+        content[f"Date de paiement {i}"] = format_date_export(
+            installment.get("due_date")
+        )
+        content[f"Montant du paiement {i}"] = str(installment.get("amount"))
+        content[f"État du paiement {i}"] = installment.get("state")
+
     return content