[MPT-13830] Added billing invoice attachments endpoints

mpt_api_client/resources/billing/invoice_attachments.py

@@ -0,0 +1,42 @@
+from mpt_api_client.http import AsyncService, Service
+from mpt_api_client.http.mixins import (
+    AsyncDeleteMixin,
+    AsyncFileOperationsMixin,
+    AsyncUpdateMixin,
+    DeleteMixin,
+    FileOperationsMixin,
+    UpdateMixin,
+)
+from mpt_api_client.models import Model
+
+
+class InvoiceAttachment(Model):
+    """Invoice Attachment resource."""
+
+
+class InvoiceAttachmentsServiceConfig:
+    """Invoice Attachments service configuration."""
+
+    _endpoint = "/public/v1/billing/invoices/{invoice_id}/attachments"
+    _model_class = InvoiceAttachment
+    _collection_key = "data"
+
+
+class InvoiceAttachmentsService(
+    FileOperationsMixin[InvoiceAttachment],
+    DeleteMixin,
+    UpdateMixin[InvoiceAttachment],
+    Service[InvoiceAttachment],
+    InvoiceAttachmentsServiceConfig,
+):
+    """Invoice Attachments service."""
+
+
+class AsyncInvoiceAttachmentsService(
+    AsyncFileOperationsMixin[InvoiceAttachment],
+    AsyncDeleteMixin,
+    AsyncUpdateMixin[InvoiceAttachment],
+    AsyncService[InvoiceAttachment],
+    InvoiceAttachmentsServiceConfig,
+):
+    """Invoice Attachments service."""

mpt_api_client/resources/billing/invoices.py

@@ -1,6 +1,10 @@
 from mpt_api_client.http import AsyncService, Service
 from mpt_api_client.http.mixins import AsyncCreateMixin, AsyncUpdateMixin, CreateMixin, UpdateMixin
 from mpt_api_client.models import Model
+from mpt_api_client.resources.billing.invoice_attachments import (
+    AsyncInvoiceAttachmentsService,
+    InvoiceAttachmentsService,
+)
 
 
 class Invoice(Model):
@@ -23,6 +27,13 @@ class InvoicesService(
 ):
     """Invoices service."""
 
+    def attachments(self, invoice_id: str) -> InvoiceAttachmentsService:
+        """Return invoice attachments service."""
+        return InvoiceAttachmentsService(
+            http_client=self.http_client,
+            endpoint_params={"invoice_id": invoice_id},
+        )
+
 
 class AsyncInvoicesService(
     AsyncCreateMixin[Invoice],
@@ -31,3 +42,10 @@ class AsyncInvoicesService(
     InvoicesServiceConfig,
 ):
     """Async Invoices service."""
+
+    def attachments(self, invoice_id: str) -> AsyncInvoiceAttachmentsService:
+        """Return invoice attachments service."""
+        return AsyncInvoiceAttachmentsService(
+            http_client=self.http_client,
+            endpoint_params={"invoice_id": invoice_id},
+        )

tests/resources/billing/test_invoice_attachments.py

@@ -0,0 +1,44 @@
+import pytest
+
+from mpt_api_client.resources.billing.invoice_attachments import (
+    AsyncInvoiceAttachmentsService,
+    InvoiceAttachmentsService,
+)
+
+
+@pytest.fixture
+def invoice_attachments_service(http_client):
+    return InvoiceAttachmentsService(
+        http_client=http_client, endpoint_params={"invoice_id": "INV-0000-0001"}
+    )
+
+
+@pytest.fixture
+def async_invoice_attachments_service(async_http_client):
+    return AsyncInvoiceAttachmentsService(
+        http_client=async_http_client, endpoint_params={"invoice_id": "INV-0000-0001"}
+    )
+
+
+def test_endpoint(invoice_attachments_service):
+    assert (
+        invoice_attachments_service.endpoint
+        == "/public/v1/billing/invoices/INV-0000-0001/attachments"
+    )
+
+
+def test_async_endpoint(async_invoice_attachments_service):
+    assert (
+        async_invoice_attachments_service.endpoint
+        == "/public/v1/billing/invoices/INV-0000-0001/attachments"
+    )
+
+
+@pytest.mark.parametrize("method", ["get", "create", "update", "delete"])
+def test_methods_present(invoice_attachments_service, method: str):
+    assert hasattr(invoice_attachments_service, method)
+
+
+@pytest.mark.parametrize("method", ["get", "create", "update", "delete"])
+def test_async_methods_present(async_invoice_attachments_service, method: str):
+    assert hasattr(async_invoice_attachments_service, method)

tests/resources/billing/test_invoices.py

@@ -1,5 +1,9 @@
 import pytest
 
+from mpt_api_client.resources.billing.invoice_attachments import (
+    AsyncInvoiceAttachmentsService,
+    InvoiceAttachmentsService,
+)
 from mpt_api_client.resources.billing.invoices import (
     AsyncInvoicesService,
     InvoicesService,
@@ -30,3 +34,29 @@ def test_mixins_present(invoices_service, method):
 )
 def test_async_mixins_present(async_invoices_service, method):
     assert hasattr(async_invoices_service, method)
+
+
+@pytest.mark.parametrize(
+    ("service_method", "expected_service_class"),
+    [
+        ("attachments", InvoiceAttachmentsService),
+    ],
+)
+def test_property_services(invoices_service, service_method, expected_service_class):
+    service = getattr(invoices_service, service_method)("INV-0000-0001")
+
+    assert isinstance(service, expected_service_class)
+    assert service.endpoint_params == {"invoice_id": "INV-0000-0001"}
+
+
+@pytest.mark.parametrize(
+    ("service_method", "expected_service_class"),
+    [
+        ("attachments", AsyncInvoiceAttachmentsService),
+    ],
+)
+def test_async_property_services(async_invoices_service, service_method, expected_service_class):
+    service = getattr(async_invoices_service, service_method)("INV-0000-0001")
+
+    assert isinstance(service, expected_service_class)
+    assert service.endpoint_params == {"invoice_id": "INV-0000-0001"}