🧑‍💻(backend) debug view for unicamp contract template

To ease the life of our developers, we added a debug view to preview
the contract unicamp template through the browser. The previous url
is now used to preview the default contract template.

src/backend/joanie/debug/urls.py

@@ -8,6 +8,7 @@
 from joanie.debug.views import (
     DebugCertificateTemplateView,
     DebugContractTemplateView,
+    DebugContractUnicampTemplateView,
     DebugDegreeTemplateView,
     DebugInvoiceTemplateView,
     DebugMailAllInstallmentPaidViewHtml,
@@ -44,6 +45,11 @@
         DebugDegreeTemplateView.as_view(),
         name="debug.certificate_definition.degree",
     ),
+    path(
+        "__debug__/pdf-templates/contract-unicamp",
+        DebugContractUnicampTemplateView.as_view(),
+        name="debug.contract_unicamp.definition",
+    ),
     path(
         "__debug__/pdf-templates/contract",
         DebugContractTemplateView.as_view(),

src/backend/joanie/debug/views.py

@@ -21,6 +21,7 @@
 from joanie.core.enums import (
     CERTIFICATE,
     CONTRACT_DEFINITION_DEFAULT,
+    CONTRACT_DEFINITION_UNICAMP,
     DEGREE,
     ORDER_STATE_PENDING_PAYMENT,
     PAYMENT_STATE_PAID,
@@ -349,6 +350,30 @@ def get_basic_document_context(self):
         return context
 
 
+class DebugContractUnicampTemplateView(DebugPdfTemplateView):
+    """
+    Debug view to check the layout of "contract_definition_unicamp" template of a Contract.
+    """
+
+    model = Contract
+    issuer_document = CONTRACT_DEFINITION_UNICAMP
+
+    def get_document_context(self, pk=None):
+        """
+        Build a realistic context to have data similar to a real document generated.
+        If a primary key (pk) is provided, retrieve the corresponding Contract and its definition's
+        context. If the Contract does not exist, we will use a basic fallback for the document
+        context. Otherwise, if no primary key is provided, we return the basic fallback document
+        context.
+        """
+        if not pk:
+            return contract_definition.generate_document_context()
+
+        contract = Contract.objects.get(pk=pk, definition__name=self.issuer_document)
+
+        return contract.context
+
+
 class DebugContractTemplateView(DebugPdfTemplateView):
     """
     Debug view to check the layout of "contract_definition_default" template of a Contract.