document generation for ops

api/proto/billing/documents/v1/documents.proto

@@ -43,6 +43,11 @@ service DocumentService {
   // generates it lazily, stores it, and returns it.
   rpc GetDocument(GetDocumentRequest)
       returns (GetDocumentResponse);
+
+  // GetOperationDocument returns a generated PDF file for
+  // a gateway operation snapshot provided by the caller.
+  rpc GetOperationDocument(GetOperationDocumentRequest)
+      returns (GetDocumentResponse);
 }
 
 
@@ -99,3 +104,24 @@ message GetDocumentResponse {
   // MIME type, typically "application/pdf"
   string mime_type = 3;
 }
+
+// GetOperationDocumentRequest requests a document for a
+// single gateway operation.
+message GetOperationDocumentRequest {
+  string organization_ref = 1;
+  string gateway_service = 2;
+  string operation_ref = 3;
+
+  string payment_ref = 4;
+  string operation_code = 5;
+  string operation_label = 6;
+  string operation_state = 7;
+  string failure_code = 8;
+  string failure_reason = 9;
+
+  string amount = 10;
+  string currency = 11;
+
+  int64 started_at_unix_ms = 12;
+  int64 completed_at_unix_ms = 13;
+}