Meta 2 way sync

src/change_processor.rs

@@ -10,10 +10,11 @@ use rbx_dom_weak::types::{Ref, Variant};
 
 use crate::{
     message_queue::MessageQueue,
+    resolution::UnresolvedValue,
     snapshot::{
         apply_patch_set, compute_patch_set, AppliedPatchSet, InstigatingSource, PatchSet, RojoTree,
     },
-    snapshot_middleware::{snapshot_from_vfs, snapshot_project_node},
+    snapshot_middleware::{meta_file::AdjacentMetadata, snapshot_from_vfs, snapshot_project_node},
 };
 
 /// Processes file change events, updates the DOM, and sends those updates
@@ -244,7 +245,45 @@ impl JobThreadContext {
                                 );
                             }
                         } else {
-                            log::warn!("Cannot change properties besides BaseScript.Source.");
+                            if instance.metadata().relevant_paths.len() >= 2 {
+                                let meta_path = instance.metadata().relevant_paths[1].clone();
+                                println!("{:?}", meta_path);
+                                if let Some(meta_contents) =
+                                    self.vfs.read(&meta_path).with_not_found().unwrap()
+                                {
+                                    println!("File exists");
+                                    let mut metadata = AdjacentMetadata::from_slice(
+                                        &meta_contents,
+                                        meta_path.clone(),
+                                    )
+                                    .unwrap();
+                                    metadata.properties.insert(
+                                        key.clone(),
+                                        UnresolvedValue::FullyQualified(
+                                            changed_value.as_ref().unwrap().clone(),
+                                        ),
+                                    );
+                                    let data = serde_json::to_string_pretty(&metadata).unwrap();
+                                    fs::write(meta_path, data).unwrap();
+                                    println!("File writen");
+                                } else {
+                                    println!("File did not exists");
+                                    let mut metadata = AdjacentMetadata::new(meta_path.clone());
+                                    metadata.properties.insert(
+                                        key.clone(),
+                                        UnresolvedValue::FullyQualified(
+                                            changed_value.as_ref().unwrap().clone(),
+                                        ),
+                                    );
+                                    let data = serde_json::to_string_pretty(&metadata).unwrap();
+                                    fs::write(meta_path, data).unwrap();
+                                    println!("File created and written to");
+                                }
+                            } else {
+                                log::warn!(
+                                    "Cannot change properties of instances with no meta support"
+                                );
+                            }
                         }
                     }
                 } else {

src/snapshot_middleware/meta_file.rs

@@ -22,8 +22,14 @@ pub struct AdjacentMetadata {
     #[serde(skip)]
     pub path: PathBuf,
 }
-
 impl AdjacentMetadata {
+    pub fn new(path: PathBuf) -> AdjacentMetadata {
+        AdjacentMetadata {
+            ignore_unknown_instances: None,
+            properties: HashMap::new(),
+            path: path,
+        }
+    }
     pub fn from_slice(slice: &[u8], path: PathBuf) -> anyhow::Result<Self> {
         let mut meta: Self = serde_json::from_slice(slice).with_context(|| {
             format!(

src/snapshot_middleware/mod.rs

@@ -10,7 +10,7 @@ mod dir;
 mod json;
 mod json_model;
 mod lua;
-mod meta_file;
+pub mod meta_file;
 mod project;
 mod rbxm;
 mod rbxmx;