203 fix drukowanie pod windows

Author: Rafalkufel

alinka/docx/generate_document.py

@@ -1,13 +1,14 @@
 import os
 from zipfile import ZipFile
 
-from jinja2 import Environment, FileSystemLoader
+from jinja2 import Environment, PackageLoader
 
 from alinka.constants import DocumentsTypes
 from alinka.schemas import DocumentData
 
-TEMPLATES_BASE_PATH = os.path.join(os.path.dirname(__file__), "templates")
-loader = FileSystemLoader(TEMPLATES_BASE_PATH)
+# Use PackageLoader so resources are resolved correctly from the installed package
+# (works with Windows installer and PyInstaller)
+loader = PackageLoader("alinka.docx", "templates")
 environment = Environment(loader=loader)
 
 
@@ -41,22 +42,37 @@ def files_path_parts(self):
         ]
 
     @property
-    def footnotes_file_path(self):
-        return os.path.join(TEMPLATES_BASE_PATH, self.document_type, "word", "footnotes.xml")
+    def footnotes_template_name(self):
+        return "/".join([self.document_type, "word", "footnotes.xml"])
 
     def get_rendered_document(self):
         data = self.document_data.model_dump()
         return self.template.render(data)
 
+    def _get_resource_bytes(self, template_name: str) -> bytes:
+        # Read template content via Jinja loader regardless of filesystem location
+        source, _, _ = environment.loader.get_source(environment, template_name)
+        return source.encode("utf-8")
+
     def generate(self):
         with ZipFile(self.destination_path, "w") as document:
+            # Write common static files from the packaged templates
             for path_parts in self.files_path_parts:
-                file_arch_path = os.path.join(*path_parts)
-                file_source_path = os.path.join(TEMPLATES_BASE_PATH, "commons", file_arch_path)
-                document.write(filename=file_source_path, arcname=file_arch_path)
-
-            document.write(filename=self.footnotes_file_path, arcname=os.path.join("word", "footnotes.xml"))
-            document.writestr(data=self.get_rendered_document(), zinfo_or_arcname=os.path.join("word", "document.xml"))
+                file_arch_path = "/".join(path_parts)  # Jinja loader expects forward slashes
+                common_template_name = "/".join(["commons", file_arch_path])
+                document.writestr(zinfo_or_arcname=file_arch_path, data=self._get_resource_bytes(common_template_name))
+
+            # Write footnotes file for the specific document type
+            document.writestr(
+                data=self._get_resource_bytes(self.footnotes_template_name),
+                zinfo_or_arcname=os.path.join("word", "footnotes.xml"),
+            )
+
+            # Write rendered document.xml
+            document.writestr(
+                data=self.get_rendered_document(),
+                zinfo_or_arcname=os.path.join("word", "document.xml"),
+            )
 
 
 class Documents: