save current heads in UserStorage for Tauri apps

ng-app/src-tauri/src/lib.rs

@@ -309,7 +309,7 @@ async fn upload_chunk(
     nuri: NuriV0,
     app: tauri::AppHandle,
 ) -> Result<AppResponse, String> {
-    log_debug!("upload_chunk {:?}", chunk);
+    //log_debug!("upload_chunk {:?}", chunk);
 
     let request = AppRequest::V0(AppRequestV0 {
         command: AppRequestCommandV0::FilePut,
@@ -336,6 +336,13 @@ async fn cancel_stream(stream_id: &str) -> Result<(), String> {
 
 #[tauri::command(rename_all = "snake_case")]
 async fn disconnections_subscribe(app: tauri::AppHandle) -> Result<(), String> {
+    let path = app
+        .path()
+        .resolve("", BaseDirectory::AppLocalData)
+        .map_err(|_| NgError::SerializationError)
+        .unwrap();
+    init_local_broker(Box::new(move || LocalBrokerConfig::BasePath(path.clone()))).await;
+
     let main_window = app.get_window("main").unwrap();
 
     let reader = nextgraph::local_broker::take_disconnections_receiver()

ng-app/src/App.svelte

@@ -106,10 +106,13 @@
     } else {
       // ON WEB CLIENTS
       window.addEventListener("storage", async (event) => {
+        console.log("localStorage event", event);
         if (event.storageArea != localStorage) return;
         if (event.key === "ng_wallets") {
+          console.log("localStorage", JSON.stringify($wallets));
           await ng.wallets_reload();
           wallets.set(await ng.get_wallets());
+          console.log("localStorage after", JSON.stringify($wallets));
         }
       });
       wallets.set(await ng.get_wallets());

ng-app/src/api.ts

@@ -124,6 +124,10 @@ const handler = {
                 let callback = args[2];
 
                 let unlisten = await getCurrent().listen(stream_id, (event) => {
+                    //console.log(event.payload);
+                    if (event.payload.V0.FileBinary) {
+                        event.payload.V0.FileBinary = Uint8Array.from(event.payload.V0.FileBinary);
+                    }
                     callback(event.payload).then(()=> {})
                 })
                 await tauri.invoke("app_request_stream",{session_id, stream_id, request});

ng-app/src/lib/Login.svelte

@@ -321,7 +321,7 @@
       <span class="text-xl">Do you trust this device? </span> <br />
       <div class="flex justify-center items-center my-4">
         <Toggle class="" bind:checked={trusted}
-          >Save my wallet on this device</Toggle
+          >Yes, save my wallet on this device</Toggle
         >
       </div>
       <p class="text-sm">

ng-app/src/lib/Test.svelte

@@ -216,7 +216,7 @@
       </p>
     </div>
   {:else}
-    <div class="row mt-2">
+    <div class="row pt-2">
       <!-- <a use:link href="/">
       <button tabindex="-1" class=" mr-5 select-none"> Back home </button>
     </a> -->

ng-app/src/store.ts

@@ -7,7 +7,7 @@
 // notice may not be copied, modified, or distributed except
 // according to those terms.
 
-import { writable, readonly, derived, get } from "svelte/store";
+import { writable, readable, readonly, derived, get } from "svelte/store";
 import ng from "./api";
 
 let all_branches = {};
@@ -124,17 +124,43 @@ export const reconnect = async function() {
         console.error(e)
     }
 }
+// export const disconnections_subscribe = async function() {
+//     let disconnections_unsub = await ng.disconnections_subscribe(async (user_id) => {
+//         console.log("DISCONNECTION FOR USER", user_id);
+//         connections.update((c) => {
+//             c[user_id].error = "ConnectionError";
+//             c[user_id].since = new Date();
+//             return c;
+//         });
+//     });
+// }
+let disconnections_unsub;
+
 export const disconnections_subscribe = async function() {
-    let disconnections_unsub = await ng.disconnections_subscribe(async (user_id) => {
-        console.log("DISCONNECTION FOR USER", user_id);
-        connections.update((c) => {
-            c[user_id].error = "ConnectionError";
-            c[user_id].since = new Date();
-            return c;
+    if (!disconnections_unsub) {
+        await ng.disconnections_subscribe(async (user_id) => {
+            console.log("DISCONNECTION FOR USER", user_id);
+            connections.update((c) => {
+                c[user_id].error = "ConnectionError";
+                c[user_id].since = new Date();
+                return c;
+            });
         });
-    });
+        disconnections_unsub = true;
+    }
 }
 
+
+
+
+readable(false, function start(set) {
+	
+
+	return function stop() {
+		disconnections_unsub();
+	};
+});
+
 can_connect.subscribe(async (value) => {
     if (value[0] && value[0].wallet && value[1]) {
 

ng-broker/src/server_broker.rs

@@ -318,7 +318,7 @@ impl IServerBroker for ServerBroker {
         let topic = self.storage.save_event(overlay, event, user_id)?;
 
         log_debug!(
-            "DISPATCH EVENt {} {} {:?}",
+            "DISPATCH EVENT {} {} {:?}",
             overlay,
             topic,
             self.local_subscriptions

ng-net/src/types.rs

@@ -2932,6 +2932,11 @@ impl RepoPinStatus {
             }
         }
     }
+    pub fn topics(&self) -> &Vec<TopicSubRes> {
+        match self {
+            Self::V0(v0) => &v0.topics,
+        }
+    }
 }
 
 /// Request subscription to a `Topic` of an already opened or pinned Repo

ng-repo/src/event.rs

@@ -91,6 +91,12 @@ impl Event {
         }
     }
 
+    pub fn file_ids(&self) -> &Vec<ObjectId> {
+        match self {
+            Event::V0(v0) => &v0.content.file_ids,
+        }
+    }
+
     pub fn publisher(&self) -> &PeerId {
         match self {
             Event::V0(v0) => &v0.content.publisher,
@@ -127,7 +133,19 @@ impl Event {
         branch_secret: &ReadCapSecret,
     ) -> Result<Commit, NgError> {
         match self {
-            Self::V0(v0) => v0.open(store, repo_id, branch_id, branch_secret),
+            Self::V0(v0) => v0.open(store, repo_id, branch_id, branch_secret, true),
+        }
+    }
+
+    pub fn open_without_body(
+        &self,
+        store: &Store,
+        repo_id: &RepoId,
+        branch_id: &BranchId,
+        branch_secret: &ReadCapSecret,
+    ) -> Result<Commit, NgError> {
+        match self {
+            Self::V0(v0) => v0.open(store, repo_id, branch_id, branch_secret, false),
         }
     }
 
@@ -256,7 +274,13 @@ impl EventV0 {
     /// returns the Commit object and optional list of additional block IDs.
     /// Those blocks have been added to the storage of store of repo so they can be retrieved.
     pub fn open_with_info(&self, repo: &Repo, branch: &BranchInfo) -> Result<Commit, NgError> {
-        self.open(&repo.store, &repo.id, &branch.id, &branch.read_cap.key)
+        self.open(
+            &repo.store,
+            &repo.id,
+            &branch.id,
+            &branch.read_cap.key,
+            true,
+        )
     }
 
     pub fn open(
@@ -265,6 +289,7 @@ impl EventV0 {
         repo_id: &RepoId,
         branch_id: &BranchId,
         branch_secret: &ReadCapSecret,
+        with_body: bool,
     ) -> Result<Commit, NgError> {
         // verifying event signatures
         self.verify()?;
@@ -287,6 +312,6 @@ impl EventV0 {
             }
         }
         let commit_ref = ObjectRef::from_id_key(first_id.unwrap(), commit_key);
-        Ok(Commit::load(commit_ref, &store, true)?)
+        Ok(Commit::load(commit_ref, &store, with_body)?)
     }
 }

ng-repo/src/repo.rs

@@ -163,13 +163,19 @@ impl Repo {
         Self::new_with_member(&pub_key, &pub_key, perms, OverlayId::dummy(), store)
     }
 
-    pub fn update_branch_current_head(&mut self, branch: &BranchId, commit_ref: ObjectRef) {
+    pub fn update_branch_current_head(
+        &mut self,
+        branch: &BranchId,
+        commit_ref: ObjectRef,
+    ) -> Option<Vec<ObjectRef>> {
         //log_info!("from branch {} HEAD UPDATED TO {}", branch, commit_ref.id);
         if let Some(branch) = self.branches.get_mut(branch) {
             // FIXME: this is very wrong. the DAG is not always linear
             branch.current_heads = vec![commit_ref];
-
-            //TODO: if userstorage: save current_heads to user storage
+            // we return the new current heads
+            Some(branch.current_heads.to_vec())
+        } else {
+            None
         }
     }
 

ng-sdk-js/src/lib.rs

@@ -577,7 +577,7 @@ pub async fn upload_chunk(
     js_chunk: JsValue,
     js_nuri: JsValue,
 ) -> Result<JsValue, String> {
-    log_debug!("upload_chunk {:?}", js_nuri);
+    //log_debug!("upload_chunk {:?}", js_nuri);
     let session_id: u64 = serde_wasm_bindgen::from_value::<u64>(js_session_id)
         .map_err(|_| "Deserialization error of session_id".to_string())?;
     let upload_id: u32 = serde_wasm_bindgen::from_value::<u32>(js_upload_id)

ng-verifier/src/commits/mod.rs

@@ -442,11 +442,11 @@ impl CommitVerifier for AddFile {
                 nuri: refe.nuri(),
                 reference: refe,
             };
-            verifier
-                .user_storage
-                .as_ref()
-                .unwrap()
-                .branch_add_file(*branch_id, filename.clone())?;
+            verifier.user_storage.as_ref().unwrap().branch_add_file(
+                commit.id().unwrap(),
+                *branch_id,
+                filename.clone(),
+            )?;
             verifier
                 .push_app_response(branch_id, AppResponse::V0(AppResponseV0::File(filename)))
                 .await;

ng-verifier/src/request_processor.rs

@@ -160,20 +160,11 @@ impl AppRequestCommandV0 {
                         let (repo_id, branch, store_repo) =
                             Self::open_for_target(verifier, &nuri.target, true).await?;
                         //log_info!("GOT ADD FILE {:?}", add);
-                        let repo = verifier.get_repo(&repo_id, &store_repo)?;
-                        // check that the referenced object exists locally.
-                        repo.store.has(&add.object.id)?;
-                        // we send all the blocks to the broker.
-                        let file = RandomAccessFile::open(
-                            add.object.id.clone(),
-                            add.object.key.clone(),
-                            Arc::clone(&repo.store),
-                        )?;
-                        let blocks = file.get_all_blocks_ids()?;
-                        let found = verifier.has_blocks(blocks, repo).await?;
-                        for block_id in found.missing() {
-                            let block = repo.store.get(block_id)?;
-                            verifier.put_blocks(vec![block], repo).await?;
+
+                        if verifier.connected_server_id.is_some() {
+                            verifier
+                                .put_all_blocks_of_file(&add.object, &repo_id, &store_repo)
+                                .await?;
                         }
 
                         let add_file_commit_body = CommitBodyV0::AddFile(AddFile::V0(AddFileV0 {

ng-verifier/src/rocksdb_user_storage.rs

@@ -10,10 +10,12 @@
 //! RocksDb Backend for UserStorage trait
 
 use crate::types::*;
-use crate::user_storage::repo::RepoStorage;
+use crate::user_storage::branch::*;
+use crate::user_storage::repo::*;
 use crate::user_storage::*;
 use either::Either::{Left, Right};
 use ng_repo::block_storage::BlockStorage;
+use ng_repo::log::*;
 use ng_repo::repo::{BranchInfo, Repo};
 use ng_repo::store::Store;
 use ng_repo::{errors::StorageError, types::*};
@@ -76,10 +78,31 @@ impl UserStorage for RocksDbUserStorage {
         RepoStorage::update_signer_cap(signer_cap, &self.user_storage)
     }
 
-    fn branch_add_file(&self, branch: BranchId, file: FileName) -> Result<(), StorageError> {
-        todo!();
+    fn update_branch_current_head(
+        &self,
+        repo_id: &RepoId,
+        branch_id: &BranchId,
+        new_heads: Vec<ObjectRef>,
+    ) -> Result<(), StorageError> {
+        let branch = BranchStorage::new(branch_id, &self.user_storage)?;
+        if let Err(e) = branch.replace_current_heads(new_heads) {
+            log_err!("error while updating branch current head {:?}", e);
+            Err(e)
+        } else {
+            Ok(())
+        }
+    }
+
+    fn branch_add_file(
+        &self,
+        commit_id: ObjectId,
+        branch: BranchId,
+        file: FileName,
+    ) -> Result<(), StorageError> {
+        let branch = BranchStorage::new(&branch, &self.user_storage)?;
+        branch.add_file(&commit_id, &file)
     }
     fn branch_get_all_files(&self, branch: &BranchId) -> Result<Vec<FileName>, StorageError> {
-        todo!();
+        BranchStorage::get_all_files(&branch, &self.user_storage)
     }
 }

ng-verifier/src/site.rs

@@ -213,7 +213,8 @@ impl SiteV0 {
         }
 
         // update the current_heads
-        verifier.update_current_heads(&private_repo_id, &user_branch_id, vec![current_head])?;
+        //verifier.update_current_heads(&private_repo_id, &user_branch_id, vec![current_head])?;
+        // this is now done in send_or_save_event_to_outbox
 
         // sending the additional events
         verifier

ng-verifier/src/user_storage/branch.rs

@@ -37,6 +37,8 @@ use ng_repo::types::TopicId;
 use serde_bare::from_slice;
 use serde_bare::to_vec;
 
+use crate::types::FileName;
+
 pub struct BranchStorage<'a> {
     storage: &'a dyn KCVStorage,
     id: BranchId,
@@ -55,16 +57,25 @@ impl<'a> BranchStorage<'a> {
 
     const PREFIX_HEADS: u8 = b'h';
 
+    const PREFIX_FILES: u8 = b'f';
+
     const SUFFIX_FOR_EXIST_CHECK: u8 = Self::TYPE;
 
-    pub fn open(
+    pub fn new(
         id: &BranchId,
         storage: &'a dyn KCVStorage,
     ) -> Result<BranchStorage<'a>, StorageError> {
-        let opening = BranchStorage {
+        Ok(BranchStorage {
             id: id.clone(),
             storage,
-        };
+        })
+    }
+
+    pub fn open(
+        id: &BranchId,
+        storage: &'a dyn KCVStorage,
+    ) -> Result<BranchStorage<'a>, StorageError> {
+        let opening = Self::new(id, storage)?;
         if !opening.exists() {
             return Err(StorageError::NotFound);
         }
@@ -172,6 +183,43 @@ impl<'a> BranchStorage<'a> {
         Ok(res)
     }
 
+    pub fn add_file(&self, commit_id: &ObjectId, file: &FileName) -> Result<(), StorageError> {
+        self.storage.write_transaction(&mut |tx| {
+            let branch_id_ser = to_vec(&self.id)?;
+            let commit_id_ser = to_vec(commit_id)?;
+            let val = to_vec(file)?;
+            let mut key = Vec::with_capacity(branch_id_ser.len() + commit_id_ser.len());
+            key.append(&mut branch_id_ser.clone());
+            key.append(&mut commit_id_ser.clone());
+            tx.put(Self::PREFIX_FILES, &key, None, &val, &None)?;
+            Ok(())
+        })
+    }
+
+    pub fn get_all_files(
+        id: &BranchId,
+        storage: &'a dyn KCVStorage,
+    ) -> Result<Vec<FileName>, StorageError> {
+        let size = to_vec(&ObjectId::nil())?.len();
+        let key_prefix = to_vec(id).unwrap();
+        let key_prefix_len = key_prefix.len();
+        let mut res: Vec<FileName> = vec![];
+        let total_size = key_prefix_len + size;
+        for file in storage.get_all_keys_and_values(
+            Self::PREFIX_FILES,
+            total_size,
+            key_prefix,
+            None,
+            &None,
+        )? {
+            if file.0.len() == total_size + 1 {
+                let file: FileName = from_slice(&file.1)?;
+                res.push(file);
+            }
+        }
+        Ok(res)
+    }
+
     pub fn exists(&self) -> bool {
         self.storage
             .get(
@@ -186,6 +234,22 @@ impl<'a> BranchStorage<'a> {
         &self.id
     }
 
+    pub fn replace_current_heads(&self, new_heads: Vec<ObjectRef>) -> Result<(), StorageError> {
+        self.storage.write_transaction(&mut |tx| {
+            let id_ser = &to_vec(&self.id)?;
+            let size = to_vec(&ObjectRef::nil())?.len();
+            tx.del_all_values(Self::PREFIX_HEADS, id_ser, size, None, &None)?;
+            for head in new_heads.iter() {
+                let mut head_ser = to_vec(head)?;
+                let mut key = Vec::with_capacity(id_ser.len() + head_ser.len());
+                key.append(&mut id_ser.clone());
+                key.append(&mut head_ser);
+                tx.put(Self::PREFIX_HEADS, &key, None, &vec![], &None)?;
+            }
+            Ok(())
+        })
+    }
+
     pub fn del(&self) -> Result<(), StorageError> {
         self.storage.write_transaction(&mut |tx| {
             let key = &to_vec(&self.id)?;

ng-verifier/src/user_storage/storage.rs

@@ -44,9 +44,21 @@ pub trait UserStorage: Send + Sync {
 
     fn update_signer_cap(&self, signer_cap: &SignerCap) -> Result<(), StorageError>;
 
-    fn branch_add_file(&self, branch: BranchId, file: FileName) -> Result<(), StorageError>;
+    fn branch_add_file(
+        &self,
+        commit_id: ObjectId,
+        branch: BranchId,
+        file: FileName,
+    ) -> Result<(), StorageError>;
 
     fn branch_get_all_files(&self, branch: &BranchId) -> Result<Vec<FileName>, StorageError>;
+
+    fn update_branch_current_head(
+        &self,
+        repo_id: &RepoId,
+        branch_id: &BranchId,
+        new_heads: Vec<ObjectRef>,
+    ) -> Result<(), StorageError>;
 }
 
 pub(crate) struct InMemoryUserStorage {
@@ -62,7 +74,12 @@ impl InMemoryUserStorage {
 }
 
 impl UserStorage for InMemoryUserStorage {
-    fn branch_add_file(&self, branch: BranchId, file: FileName) -> Result<(), StorageError> {
+    fn branch_add_file(
+        &self,
+        commit_id: ObjectId,
+        branch: BranchId,
+        file: FileName,
+    ) -> Result<(), StorageError> {
         let mut lock = self.branch_files.write().unwrap();
         let file_list = lock.entry(branch).or_insert_with(|| Vec::with_capacity(1));
         file_list.push(file);
@@ -104,4 +121,13 @@ impl UserStorage for InMemoryUserStorage {
     fn update_signer_cap(&self, signer_cap: &SignerCap) -> Result<(), StorageError> {
         unimplemented!();
     }
+
+    fn update_branch_current_head(
+        &self,
+        repo_id: &RepoId,
+        branch_id: &BranchId,
+        new_heads: Vec<ObjectRef>,
+    ) -> Result<(), StorageError> {
+        unimplemented!();
+    }
 }

ng-verifier/src/verifier.rs

@@ -17,6 +17,7 @@ use futures::SinkExt;
 use ng_net::actor::SoS;
 use ng_net::broker::{Broker, BROKER};
 use ng_repo::block_storage::store_max_value_size;
+use ng_repo::file::ReadFile;
 use ng_repo::log::*;
 use ng_repo::object::Object;
 use ng_repo::repo::BranchInfo;
@@ -153,6 +154,30 @@ impl Verifier {
         Ok(file.reference().unwrap())
     }
 
+    pub(crate) async fn put_all_blocks_of_file(
+        &self,
+        file_ref: &ObjectRef,
+        repo_id: &RepoId,
+        store_repo: &StoreRepo,
+    ) -> Result<(), NgError> {
+        let repo = self.get_repo(&repo_id, &store_repo)?;
+        // check that the referenced object exists locally.
+        repo.store.has(&file_ref.id)?;
+        // we send all the blocks to the broker.
+        let file = RandomAccessFile::open(
+            file_ref.id.clone(),
+            file_ref.key.clone(),
+            Arc::clone(&repo.store),
+        )?;
+        let blocks = file.get_all_blocks_ids()?;
+        let found = self.has_blocks(blocks, repo).await?;
+        for block_id in found.missing() {
+            let block = repo.store.get(block_id)?;
+            self.put_blocks(vec![block], repo).await?;
+        }
+        Ok(())
+    }
+
     pub(crate) async fn push_app_response(&mut self, branch: &BranchId, response: AppResponse) {
         // log_info!(
         //     "push_app_response {} {:?}",
@@ -433,23 +458,23 @@ impl Verifier {
         self.stores.insert(overlay_id, store);
     }
 
-    pub(crate) fn update_current_heads(
-        &mut self,
-        repo_id: &RepoId,
-        branch_id: &BranchId,
-        current_heads: Vec<ObjectRef>,
-    ) -> Result<(), VerifierError> {
-        let repo = self
-            .repos
-            .get_mut(repo_id)
-            .ok_or(VerifierError::RepoNotFound)?;
-        let branch = repo
-            .branches
-            .get_mut(branch_id)
-            .ok_or(VerifierError::BranchNotFound)?;
-        branch.current_heads = current_heads;
-        Ok(())
-    }
+    // pub(crate) fn update_current_heads(
+    //     &mut self,
+    //     repo_id: &RepoId,
+    //     branch_id: &BranchId,
+    //     current_heads: Vec<ObjectRef>,
+    // ) -> Result<(), VerifierError> {
+    //     let repo = self
+    //         .repos
+    //         .get_mut(repo_id)
+    //         .ok_or(VerifierError::RepoNotFound)?;
+    //     let branch = repo
+    //         .branches
+    //         .get_mut(branch_id)
+    //         .ok_or(VerifierError::BranchNotFound)?;
+    //     branch.current_heads = current_heads;
+    //     Ok(())
+    // }
 
     pub(crate) async fn new_event(
         &mut self,
@@ -491,8 +516,12 @@ impl Verifier {
         let repo = self.get_repo(&repo_id, store_repo)?;
 
         let event = Event::new(&publisher, seq_num, commit, additional_blocks, repo)?;
-        self.send_or_save_event_to_outbox(event, repo.store.inner_overlay())
-            .await?;
+        self.send_or_save_event_to_outbox(
+            commit.reference().unwrap(),
+            event,
+            repo.store.inner_overlay(),
+        )
+        .await?;
         Ok(())
     }
 
@@ -507,8 +536,12 @@ impl Verifier {
         let seq_num = self.last_seq_num;
 
         let event = Event::new(&publisher, seq_num, commit, additional_blocks, repo)?;
-        self.send_or_save_event_to_outbox(event, repo.store.inner_overlay())
-            .await?;
+        self.send_or_save_event_to_outbox(
+            commit.reference().unwrap(),
+            event,
+            repo.store.inner_overlay(),
+        )
+        .await?;
         Ok(())
     }
 
@@ -688,11 +721,20 @@ impl Verifier {
 
     async fn send_or_save_event_to_outbox<'a>(
         &'a mut self,
+        commit_ref: ObjectRef,
         event: Event,
         overlay: OverlayId,
     ) -> Result<(), NgError> {
         //log_info!("========== EVENT {:03}: {}", event.seq_num(), event);
 
+        let (repo_id, branch_id) = self
+            .topics
+            .get(&(overlay, *event.topic_id()))
+            .ok_or(NgError::TopicNotFound)?
+            .to_owned();
+
+        self.update_branch_current_head(&repo_id, &branch_id, commit_ref);
+
         if self.connected_server_id.is_some() {
             // send the event to the server already
             let broker = BROKER.read().await;
@@ -917,6 +959,7 @@ impl Verifier {
                                         topic.known_heads(),
                                     )
                                     .await?;
+                                    break;
                                 }
                             }
                         }
@@ -938,6 +981,21 @@ impl Verifier {
                     // );
                     if as_publisher && !pin_status.is_topic_subscribed_as_publisher(topic_id) {
                         need_sub = true;
+                    } else {
+                        for topic in pin_status.topics() {
+                            if topic.topic_id() == topic_id {
+                                self.do_sync_req_if_needed(
+                                    broker,
+                                    user,
+                                    remote,
+                                    branch,
+                                    repo_id,
+                                    topic.known_heads(),
+                                )
+                                .await?;
+                                break;
+                            }
+                        }
                     }
                 }
                 _ => return Err(NgError::InvalidResponse),
@@ -1088,15 +1146,32 @@ impl Verifier {
         let res = res.await;
         if res.is_ok() {
             let commit_ref = commit.reference().unwrap();
-            if let Some(repo) = self.repos.get_mut(repo_id) {
-                repo.update_branch_current_head(&branch_id, commit_ref);
-            }
+            self.update_branch_current_head(repo_id, branch_id, commit_ref);
             Ok(())
         } else {
             res
         }
     }
 
+    fn update_branch_current_head(
+        &mut self,
+        repo_id: &RepoId,
+        branch: &BranchId,
+        commit_ref: ObjectRef,
+    ) {
+        if let Some(repo) = self.repos.get_mut(repo_id) {
+            let new_heads = repo.update_branch_current_head(branch, commit_ref);
+            if new_heads.is_none() {
+                return;
+            }
+            let new_heads = new_heads.unwrap();
+            log_info!("NEW HEADS {} {:?}", branch, new_heads);
+            if let Some(user_storage) = self.user_storage_if_persistent() {
+                let _ = user_storage.update_branch_current_head(repo_id, branch, new_heads);
+            }
+        }
+    }
+
     fn user_storage_if_persistent(&self) -> Option<Arc<Box<dyn UserStorage>>> {
         if self.is_persistent() {
             if let Some(us) = self.user_storage.as_ref() {
@@ -1776,6 +1851,41 @@ impl Verifier {
         }
         log_info!("SENDING {} EVENTS FOR OUTBOX", events_to_replay.len());
         for e in events_to_replay {
+            let files = e.event.file_ids();
+            log_info!("HAS FILE {:?}", files);
+            if !files.is_empty() {
+                let (repo_id, branch_id) = self
+                    .topics
+                    .get(&(e.overlay, *e.event.topic_id()))
+                    .ok_or(NgError::TopicNotFound)?
+                    .to_owned();
+
+                let repo = self
+                    .repos
+                    .get(&repo_id)
+                    .ok_or(VerifierError::RepoNotFound)?;
+
+                let branch = repo.branch(&branch_id)?;
+
+                let commit = e.event.open_without_body(
+                    &repo.store,
+                    &repo_id,
+                    &branch_id,
+                    &branch.read_cap.key,
+                )?;
+
+                let store_repo = repo.store.get_store_repo().clone();
+
+                self.open_branch_(&repo_id, &branch_id, true, &broker, &user, &remote, true)
+                    .await?;
+
+                for file in commit.files() {
+                    log_info!("PUT FILE {:?}", file.id);
+                    self.put_all_blocks_of_file(&file, &repo_id, &store_repo)
+                        .await?;
+                }
+            }
+
             self.send_event(e.event, &broker, &user, &remote, e.overlay)
                 .await?;
         }