chore: remove revision map

collab/src/folder/folder.rs

@@ -16,7 +16,6 @@ use uuid::Uuid;
 
 use super::folder_observe::ViewChangeSender;
 use super::hierarchy_builder::{FlattedViews, ParentChildViews};
-use super::revision::RevisionMapping;
 use super::section::{Section, SectionItem, SectionMap};
 use super::{
   FolderData, ParentChildRelations, SectionChangeSender, SpacePermission, TrashInfo, View,
@@ -57,7 +56,6 @@ const VIEWS: &str = "views";
 const PARENT_CHILD_VIEW_RELATION: &str = "relation";
 const CURRENT_VIEW: &str = "current_view";
 const CURRENT_VIEW_FOR_USER: &str = "current_view_for_user";
-const REVISION_MAP: &str = "revision_map";
 
 pub(crate) const FAVORITES_V1: &str = "favorites";
 const SECTION: &str = "section";
@@ -1098,11 +1096,6 @@ impl Folder {
     }
   }
 
-  pub fn replace_view(&mut self, from: &ViewId, to: &ViewId, uid: i64) -> bool {
-    let mut txn = self.collab.transact_mut();
-    self.body.replace_view(&mut txn, from, to, Some(uid))
-  }
-
   /// Get a view by id. When uid is provided, includes user-specific data like is_favorite.
   /// When uid is None, returns base view data without user-specific enrichment.
   pub fn get_view(&self, view_id: &ViewId, uid: Option<i64>) -> Option<Arc<View>> {
@@ -1244,9 +1237,6 @@ impl FolderBody {
     let parent_child_relations = Arc::new(ParentChildRelations::new(
       root.get_or_init(&mut txn, PARENT_CHILD_VIEW_RELATION),
     ));
-    let revision_map = Arc::new(RevisionMapping::new(
-      root.get_or_init(&mut txn, REVISION_MAP),
-    ));
 
     let section = Arc::new(SectionMap::create(
       &mut txn,
@@ -1262,7 +1252,6 @@ impl FolderBody {
         .map(|notifier| notifier.view_change_tx.clone()),
       parent_child_relations,
       section.clone(),
-      revision_map,
     ));
 
     if let Some(folder_data) = folder_data {
@@ -1612,18 +1601,6 @@ impl FolderBody {
       current_view_for_user.try_update(txn, uid.to_string(), view.to_string());
     }
   }
-
-  pub fn replace_view(
-    &self,
-    txn: &mut TransactionMut,
-    old_view_id: &ViewId,
-    new_view_id: &ViewId,
-    uid: Option<i64>,
-  ) -> bool {
-    uid
-      .map(|uid| self.views.replace_view(txn, old_view_id, new_view_id, uid))
-      .unwrap_or(false)
-  }
 }
 
 pub fn default_folder_data(uid: i64, workspace_id: &str) -> FolderData {

collab/src/folder/folder_observe.rs

@@ -6,7 +6,6 @@ use crate::preclude::{
 };
 use tokio::sync::broadcast;
 
-use super::revision::RevisionMapping;
 use super::section::SectionMap;
 use super::view::FOLDER_VIEW_ID;
 use super::{ParentChildRelations, View, ViewId, view_from_map_ref};
@@ -27,7 +26,6 @@ pub(crate) fn subscribe_view_change(
   change_tx: ViewChangeSender,
   view_relations: Arc<ParentChildRelations>,
   section_map: Arc<SectionMap>,
-  revision_mapping: Arc<RevisionMapping>,
   uid: i64,
 ) -> Subscription {
   let r = root.clone();
@@ -45,16 +43,10 @@ pub(crate) fn subscribe_view_change(
                   if let Some(view_id_str) = map_ref.get_with_txn::<_, String>(txn, FOLDER_VIEW_ID)
                   {
                     if let Ok(view_uuid) = uuid::Uuid::parse_str(&view_id_str) {
-                      let (view_id, mappings) = revision_mapping.mappings(txn, view_uuid);
-                      if let Some(YrsValue::YMap(map_ref)) = r.get(txn, &view_id.to_string()) {
-                        if let Some(view) = view_from_map_ref(
-                          &map_ref,
-                          txn,
-                          &view_relations,
-                          &section_map,
-                          Some(uid),
-                          mappings,
-                        ) {
+                      if let Some(YrsValue::YMap(map_ref)) = r.get(txn, &view_uuid.to_string()) {
+                        if let Some(view) =
+                          view_from_map_ref(&map_ref, txn, &view_relations, &section_map, Some(uid))
+                        {
                           deletion_cache.insert(view.id, Arc::new(view.clone()));
 
                           // Send indexing view
@@ -71,16 +63,10 @@ pub(crate) fn subscribe_view_change(
                   .get_with_txn::<_, String>(txn, FOLDER_VIEW_ID)
                 {
                   if let Ok(view_uuid) = uuid::Uuid::parse_str(&view_id_str) {
-                    let (view_id, mappings) = revision_mapping.mappings(txn, view_uuid);
-                    if let Some(YrsValue::YMap(map_ref)) = r.get(txn, &view_id.to_string()) {
-                      if let Some(view) = view_from_map_ref(
-                        &map_ref,
-                        txn,
-                        &view_relations,
-                        &section_map,
-                        Some(uid),
-                        mappings,
-                      ) {
+                    if let Some(YrsValue::YMap(map_ref)) = r.get(txn, &view_uuid.to_string()) {
+                      if let Some(view) =
+                        view_from_map_ref(&map_ref, txn, &view_relations, &section_map, Some(uid))
+                      {
                         // Update deletion cache with the updated view
                         deletion_cache.insert(view.id, Arc::new(view.clone()));
                         let _ = change_tx.send(ViewChange::DidUpdate { view });

collab/src/folder/mod.rs

@@ -18,7 +18,6 @@ mod folder_migration;
 mod folder_observe;
 pub mod hierarchy_builder;
 mod relation;
-mod revision;
 mod section;
 pub mod space_info;
 mod view;