Fix archive graph not keeping node props (Pometry#1469)

* fix archive graph not keeping node props

* save graphs

raphtory-graphql/src/model/mod.rs

@@ -333,34 +333,17 @@ impl Mut {
         parent_graph_name: String,
         is_archive: u8,
     ) -> Result<bool> {
-        let mut data = ctx.data_unchecked::<Data>().graphs.write();
-
+        let data = ctx.data_unchecked::<Data>().graphs.write();
         let subgraph = data.get(&graph_name).ok_or("Graph not found")?;
+        subgraph.update_constant_properties([("isArchive", Prop::U8(is_archive))])?;
 
         let path = subgraph
             .properties()
             .constant()
             .get("path")
             .ok_or("Path is missing")?
             .to_string();
-
-        let parent_graph = data.get(&parent_graph_name).ok_or("Graph not found")?;
-        let new_subgraph = parent_graph
-            .subgraph(subgraph.nodes().iter().map(|v| v.name()).collect_vec())
-            .materialize()?;
-
-        let static_props_without_isactive: Vec<(ArcStr, Prop)> = subgraph
-            .properties()
-            .into_iter()
-            .filter(|(a, _)| a != "isArchive")
-            .collect_vec();
-        new_subgraph.update_constant_properties(static_props_without_isactive)?;
-        new_subgraph.update_constant_properties([("isArchive", Prop::U8(is_archive))])?;
-        new_subgraph.save_to_file(path)?;
-
-        let gi: IndexedGraph<MaterializedGraph> = new_subgraph.into();
-
-        data.insert(graph_name, gi);
+        subgraph.save_to_file(path)?;
 
         Ok(true)
     }