Fix spec issues

.gitignore

@@ -7,3 +7,5 @@ __pycache__
 pymvr.egg-info/
 devel/
 *whl
+*.mvr
+uv.lock

CHANGELOG.md

@@ -1,5 +1,12 @@
 ### Changelog
 
+### 1.0.0-dev0
+
+* Breaking changes!
+* Big refactor of structure - ensure that XML structure is followed in code
+* Implemented all MVR fields
+* Big refactor for export
+
 #### 0.5.0
 
 * Add classing to export

README.md

@@ -34,31 +34,58 @@ python -m pip install https://codeload.github.com/open-stage/python-mvr/zip/refs
 
 ```python
 import pymvr
-mvr_scene = pymvr.GeneralSceneDescription("mvr_file.mvr")
+mvr_file = pymvr.GeneralSceneDescription("mvr_file.mvr")
 
-for layer_index, layer in enumerate(mvr_scene.layers):
+for layer_index, layer in enumerate(mvr_file.scene.layers):
     ... #process data
 ```
 
 ### Writing
 
 ```python
-fixtures_list = []
-mvr = pymvr.GeneralSceneDescriptionWriter()
-pymvr.UserData().to_xml(parent=mvr.xml_root)
-scene = pymvr.SceneElement().to_xml(parent=mvr.xml_root)
-layers = pymvr.LayersElement().to_xml(parent=scene)
-layer = pymvr.Layer(name="Test layer").to_xml(parent=layers)
-child_list = pymvr.ChildList().to_xml(parent=layer)
-
-fixture = pymvr.Fixture(name="Test Fixture")  # not really a valid fixture
-child_list.append(fixture.to_xml())
-fixtures_list.append((fixture.gdtf_spec, fixture.gdtf_spec))
-
-pymvr.AUXData().to_xml(parent=scene)
-
-mvr.files_list = list(set(fixtures_list))
-mvr.write_mvr("example.mvr")
+import pymvr
+from pathlib import Path
+
+# 1. Create a writer instance
+mvr_writer = pymvr.GeneralSceneDescriptionWriter()
+
+# 2. Build the MVR object tree
+# Create a scene object
+scene_obj = pymvr.Scene()
+
+# Create layers and add them to the scene
+layers = pymvr.Layers()
+scene_obj.layers = layers
+
+# Create a layer and add it to the layers
+layer = pymvr.Layer(name="Test layer")
+layers.append(layer)
+
+# Create a child list for the layer
+child_list = pymvr.ChildList()
+layer.child_list = child_list
+
+# Create a fixture and add it to the child list
+# Note: A valid fixture would require more attributes
+fixture = pymvr.Fixture(name="Test Fixture")
+child_list.fixtures.append(fixture)
+
+# 3. Serialize the scene object into the writer's XML root
+scene_obj.to_xml(parent=mvr_writer.xml_root)
+
+# 4. Add any necessary files (like GDTF) to the MVR archive
+# (This example fixture doesn't have a GDTF file, so this list will be empty)
+files_to_pack = []
+if fixture.gdtf_spec:
+    # The list should contain tuples of (source_path, archive_name)
+    files_to_pack.append((fixture.gdtf_spec, fixture.gdtf_spec))
+mvr_writer.files_list = list(set(files_to_pack))
+
+# 5. Write the MVR file
+output_path = Path("example.mvr")
+mvr_writer.write_mvr(output_path)
+
+print(f"MVR file written to {output_path.resolve()}")
 ```
 
 See [BlenderDMX](https://github.com/open-stage/blender-dmx) and
@@ -67,41 +94,7 @@ reference implementation.
 
 ## Status
 
-- Reading:
-
-  - Address
-  - Alignment
-  - AUXData
-  - ChildList
-  - Class
-  - Connection
-  - CustomCommand
-  - Data
-  - Fixture
-  - FocusPoint
-  - Geometries
-  - Geometry3D
-  - Gobo
-  - GroupObject
-  - Layer
-  - Mapping
-  - Overwrite
-  - Position
-  - Projector
-  - Protocol
-  - SceneObject
-  - Sources
-  - Support
-  - Symbol
-  - Symdef
-  - Truss
-  - UserData
-  - VideoScreen
-
-- Writing:
-  - Fixture
-  - Focus point
-  - creating MVR zip file
+- Reading and Writing of all aspects of MVR should be covered.
 
 ## Development
 

conftest.py

@@ -15,7 +15,7 @@ def mvr_scene(request):
     yield mvr_scene
 
 
-@pytest.fixture(scope="session")
+@pytest.fixture(scope="function")
 def pymvr_module():
     yield pymvr