fixed structure loading error. added change tracking to structure editing. save all changes button now saves structures

src/vvedit/s_editor_ui.rs

@@ -613,6 +613,19 @@ pub fn edit_window_ui(
                         }
                     }
                 }
+                for each in &mut shared_ui_state.structures {
+                    if each.has_changed_since_last_save {
+                        let handle = each.id.clone();
+                        let path = each.path.clone();
+                        let asset = structure_assets.get(handle);
+                        if asset.is_some() {
+                            let result = crate::vvlib::s_structure_asset::serialization::structures::write_latest_version(&path, asset.unwrap());
+                            if result {
+                                each.has_changed_since_last_save = false;
+                            }
+                        }
+                    }
+                }
             }
         });
     });

src/vvedit/s_string_tree.rs

@@ -413,6 +413,34 @@ impl StringTree {
         }
         return list;
     }
+    pub fn depth_of(&self, subject: &String) -> Option<i32> {
+        fn recursive_depth_search(el: &StringTreeElement, subject: &String, depth: i32) -> i32 {
+            match el {
+                StringTreeElement::None => {}
+                StringTreeElement::Element(name, children) => {
+                    for each in children.as_ref() {
+                        if subject == name {
+                            return depth;
+                        } else {
+                            let res = recursive_depth_search(each, subject, depth + 1);
+                            if res != -1 {
+                                return res;
+                            }
+                        }
+                    }
+                }
+            }
+
+            -1
+        }
+        for each in &self.root {
+            let res = recursive_depth_search(each, subject, 0);
+            if res != -1 {
+                return Some(res);
+            }
+        }
+        None
+    }
 }
 
 #[test]

src/vvlib/s_structure_asset.rs

@@ -482,7 +482,8 @@ pub mod serialization {
                         data += NEWLINE;
                         let mut to_process = Vec::<String>::new();
                         for each in &asset.layout.root {
-                            if let Some(name) = each.name_of() {
+                            to_process.push(each.name_of().unwrap().clone());
+                            /*if let Some(name) = each.name_of() {
                                 //
                                 if !is_first {
                                     data += "|";
@@ -492,7 +493,7 @@ pub mod serialization {
                                 data += name.clone().as_str();
                             } else {
                                 return None;
-                            }
+                            }*/
                             if let Some(children) = each.children() {
                                 for each in children {
                                     to_process.push(each);
@@ -515,12 +516,11 @@ pub mod serialization {
                         }
                         // ^ HELPER FUNCTION
                         while !to_process.is_empty() {
-                            if let Some(next) = to_process.pop() {
-                                save_child(&next, &asset.layout, &mut data);
-                                if let Some(children) = asset.layout.children_of(&next) {
-                                    for each in children {
-                                        to_process.push(each);
-                                    }
+                            let next = to_process.remove(0);
+                            save_child(&next, &asset.layout, &mut data);
+                            if let Some(children) = asset.layout.children_of(&next) {
+                                for each in children {
+                                    to_process.push(each);
                                 }
                             }
                         }