feat(sync): preserve spaces in snapshots

crates/ely_browser_core/src/state/sync.rs

@@ -1,14 +1,15 @@
 use std::time::{Duration, UNIX_EPOCH};
 
 use ely_domain::{
-    BookmarkEntry, BookmarkId, BrowserTab, ProfileId, SpaceId, SyncConnectionState, SyncObjectKind,
-    SyncObjectPolicy, SyncObjectState, SyncObjectStatus, SyncStatus, TabId, UrlText,
+    ArchivePolicy, BookmarkEntry, BookmarkId, BrowserTab, ProfileId, Space, SpaceId,
+    SyncConnectionState, SyncObjectKind, SyncObjectPolicy, SyncObjectState, SyncObjectStatus,
+    SyncStatus, TabId, UrlText,
 };
 use ely_sync_client::SyncClientError;
 
 use super::BrowserCore;
 use crate::sync_engine::{
-    BookmarkSyncRecord, SyncSnapshotApplySummary, SyncSnapshotBody, TabSyncRecord,
+    BookmarkSyncRecord, SpaceSyncRecord, SyncSnapshotApplySummary, SyncSnapshotBody, TabSyncRecord,
 };
 
 #[derive(Clone, Debug)]
@@ -111,6 +112,9 @@ impl BrowserCore {
         body: SyncSnapshotBody,
     ) -> Result<SyncSnapshotApplySummary, SyncClientError> {
         let mut summary = SyncSnapshotApplySummary::default();
+        for record in body.spaces {
+            self.apply_space_sync_record(record, &mut summary)?;
+        }
         for record in body.tabs {
             self.apply_tab_sync_record(record, &mut summary)?;
         }
@@ -204,6 +208,91 @@ impl BrowserCore {
             .collect()
     }
 
+    pub(crate) fn visible_spaces_for_sync(&self) -> Vec<&Space> {
+        if self.sync_object_policy(SyncObjectKind::Spaces) == SyncObjectPolicy::Paused {
+            return Vec::new();
+        }
+        self.spaces.iter().collect()
+    }
+
+    fn apply_space_sync_record(
+        &mut self,
+        record: SpaceSyncRecord,
+        summary: &mut SyncSnapshotApplySummary,
+    ) -> Result<(), SyncClientError> {
+        let space_id = parse_space_id(&record.id)?;
+        let default_profile_id = self.sync_profile_id(&record.default_profile_id)?;
+        let archive_policy = ArchivePolicy::from(record.archive_policy.clone());
+        let existing_index =
+            self.spaces.iter().position(|space| space.id() == &space_id).or_else(|| {
+                self.spaces
+                    .iter()
+                    .position(|space| space.name().eq_ignore_ascii_case(record.name.trim()))
+            });
+
+        match existing_index {
+            Some(index) => {
+                if self.update_space_from_sync_record(
+                    index,
+                    record,
+                    default_profile_id,
+                    archive_policy,
+                ) {
+                    summary.record_updated();
+                }
+            }
+            None => {
+                let mut space = Space::new(
+                    record.name,
+                    record.icon,
+                    record.accent_hex,
+                    default_profile_id,
+                    record.sort_key,
+                );
+                space.set_archive_policy(archive_policy);
+                space.set_sidebar_width_px(record.sidebar_width_px);
+                self.spaces.push(space);
+                summary.record_imported();
+            }
+        }
+        Ok(())
+    }
+
+    fn update_space_from_sync_record(
+        &mut self,
+        index: usize,
+        record: SpaceSyncRecord,
+        default_profile_id: ProfileId,
+        archive_policy: ArchivePolicy,
+    ) -> bool {
+        let space = &mut self.spaces[index];
+        let mut changed = false;
+        if space.name() != record.name
+            || space.icon() != record.icon
+            || space.accent_hex() != record.accent_hex
+        {
+            space.set_presentation(record.name, record.icon, record.accent_hex);
+            changed = true;
+        }
+        if space.default_profile_id() != &default_profile_id {
+            space.set_default_profile_id(default_profile_id);
+            changed = true;
+        }
+        if space.archive_policy() != &archive_policy {
+            space.set_archive_policy(archive_policy);
+            changed = true;
+        }
+        if space.sidebar_width_px() != record.sidebar_width_px {
+            space.set_sidebar_width_px(record.sidebar_width_px);
+            changed = true;
+        }
+        if space.sort_key() != record.sort_key {
+            space.set_sort_key(record.sort_key);
+            changed = true;
+        }
+        changed
+    }
+
     fn apply_tab_sync_record(
         &mut self,
         record: TabSyncRecord,
@@ -368,6 +457,10 @@ fn parse_tab_id(raw: &str) -> Result<TabId, SyncClientError> {
     TabId::parse(raw).map_err(snapshot_schema_error)
 }
 
+fn parse_space_id(raw: &str) -> Result<SpaceId, SyncClientError> {
+    SpaceId::parse(raw).map_err(snapshot_schema_error)
+}
+
 fn snapshot_schema_error(error: impl ToString) -> SyncClientError {
     SyncClientError::SnapshotSchema(error.to_string())
 }

crates/ely_browser_core/src/sync_engine.rs

@@ -3,7 +3,7 @@ use std::{
     time::{SystemTime, UNIX_EPOCH},
 };
 
-use ely_domain::{BookmarkEntry, BrowserTab, TabFlags};
+use ely_domain::{ArchivePolicy, BookmarkEntry, BrowserTab, Space, TabFlags};
 use ely_sync_client::{
     ApiClientConfig, BearerToken, BearerTokenStore, DeviceIdentity, SnapshotPayload,
     SnapshotUploadRequest, SyncApiClient, SyncClientError, SyncLatestSnapshotDocument,
@@ -12,10 +12,7 @@ use serde::{Deserialize, Serialize};
 
 use crate::state::BrowserCore;
 
-/// Per-profile sync scaffolding. Holds the persisted device identity
-/// and the bearer-token store; the API client is only constructed at
-/// the moment the user runs a manual sync (so a logged-out user
-/// doesn't pay TLS handshake cost on startup).
+/// Per-profile sync engine for device identity, bearer-token storage, and snapshot IO.
 #[derive(Debug)]
 pub struct SyncEngine {
     api_config: ApiClientConfig,
@@ -281,6 +278,8 @@ fn device_registration_idempotency_key(identity: &DeviceIdentity) -> String {
 #[derive(Serialize, Deserialize)]
 pub(crate) struct SyncSnapshotBody {
     pub(crate) schema_rev: u32,
+    #[serde(default)]
+    pub(crate) spaces: Vec<SpaceSyncRecord>,
     pub(crate) bookmarks: Vec<BookmarkSyncRecord>,
     #[serde(default)]
     pub(crate) tabs: Vec<TabSyncRecord>,
@@ -290,6 +289,11 @@ impl SyncSnapshotBody {
     fn from_core(core: &BrowserCore) -> Self {
         Self {
             schema_rev: SNAPSHOT_SCHEMA_REV,
+            spaces: core
+                .visible_spaces_for_sync()
+                .into_iter()
+                .map(SpaceSyncRecord::from_space)
+                .collect(),
             bookmarks: core
                 .visible_bookmarks_for_sync()
                 .into_iter()
@@ -311,9 +315,59 @@ impl SyncSnapshotBody {
     }
 }
 
-/// Wire representation of a bookmark. We keep this struct stable so a
-/// future deserializer can read snapshots written by earlier app
-/// versions; new fields must default-fill on read.
+#[derive(Clone, Debug, Serialize, Deserialize)]
+pub(crate) struct SpaceSyncRecord {
+    pub(crate) id: String,
+    pub(crate) name: String,
+    pub(crate) icon: String,
+    pub(crate) accent_hex: u32,
+    pub(crate) default_profile_id: String,
+    pub(crate) archive_policy: SpaceArchivePolicySyncRecord,
+    pub(crate) sidebar_width_px: u16,
+    pub(crate) sort_key: u64,
+}
+
+impl SpaceSyncRecord {
+    fn from_space(space: &Space) -> Self {
+        Self {
+            id: space.id().as_str().to_string(),
+            name: space.name().to_string(),
+            icon: space.icon().to_string(),
+            accent_hex: space.accent_hex(),
+            default_profile_id: space.default_profile_id().as_str().to_string(),
+            archive_policy: SpaceArchivePolicySyncRecord::from(space.archive_policy()),
+            sidebar_width_px: space.sidebar_width_px(),
+            sort_key: space.sort_key(),
+        }
+    }
+}
+
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(tag = "kind", rename_all = "snake_case")]
+pub(crate) enum SpaceArchivePolicySyncRecord {
+    Manual,
+    IdleDays { days: u16 },
+}
+
+impl From<&ArchivePolicy> for SpaceArchivePolicySyncRecord {
+    fn from(policy: &ArchivePolicy) -> Self {
+        match policy {
+            ArchivePolicy::Manual => Self::Manual,
+            ArchivePolicy::IdleDays(days) => Self::IdleDays { days: *days },
+        }
+    }
+}
+
+impl From<SpaceArchivePolicySyncRecord> for ArchivePolicy {
+    fn from(policy: SpaceArchivePolicySyncRecord) -> Self {
+        match policy {
+            SpaceArchivePolicySyncRecord::Manual => Self::Manual,
+            SpaceArchivePolicySyncRecord::IdleDays { days } => Self::IdleDays(days),
+        }
+    }
+}
+
+/// Wire representation of a bookmark with default-fill fields for older snapshots.
 #[derive(Clone, Debug, Serialize, Deserialize)]
 pub(crate) struct BookmarkSyncRecord {
     pub(crate) id: String,

crates/ely_browser_core/tests/sync.rs

@@ -2,8 +2,8 @@ use std::error::Error;
 
 use ely_browser_core::{BrowserCore, InitialBrowserConfig};
 use ely_domain::{
-    SyncConnectionState, SyncObjectKind, SyncObjectPolicy, SyncObjectState, SyncObjectStatus,
-    UrlText,
+    ArchivePolicy, SyncConnectionState, SyncObjectKind, SyncObjectPolicy, SyncObjectState,
+    SyncObjectStatus, UrlText,
 };
 
 #[test]
@@ -155,6 +155,46 @@ fn sync_snapshot_imports_remote_tabs_into_active_scope() -> Result<(), Box<dyn E
     Ok(())
 }
 
+#[test]
+fn sync_snapshot_imports_remote_spaces_before_tabs() -> Result<(), Box<dyn Error>> {
+    let mut source = BrowserCore::new(InitialBrowserConfig::ely_defaults()?)?;
+    let source_home_tab_id = source.snapshot()?.active_tab_id;
+    source.set_tab_sync_enabled(&source_home_tab_id, false)?;
+    let research_space_id = source.create_space("Research", "R", 0xf54e00)?;
+    source.set_active_space_archive_policy(ArchivePolicy::IdleDays(14))?;
+    source.set_space_sidebar_width(&research_space_id, 320)?;
+    let research_home_tab_id = source.snapshot()?.active_tab_id;
+    source.set_tab_sync_enabled(&research_home_tab_id, false)?;
+    source.open_tab(UrlText::parse("https://example.com/research")?);
+    let bytes = source.build_sync_snapshot_bytes()?;
+
+    let mut target = BrowserCore::new(InitialBrowserConfig::ely_defaults()?)?;
+    let summary = target.apply_sync_snapshot_bytes(&bytes)?;
+    let snapshot = target.snapshot()?;
+    let research_space = snapshot
+        .spaces
+        .iter()
+        .find(|space| space.name() == "Research")
+        .ok_or("missing imported research space")?;
+    let research_space_id = research_space.id().clone();
+    assert_eq!(research_space.archive_policy(), &ArchivePolicy::IdleDays(14));
+    assert_eq!(research_space.sidebar_width_px(), 320);
+
+    target.select_space(&research_space_id)?;
+    let snapshot = target.snapshot()?;
+    let imported_tab = snapshot
+        .tabs
+        .iter()
+        .find(|tab| tab.url().as_str() == "https://example.com/research")
+        .ok_or("missing imported research tab")?;
+
+    assert_eq!(summary.imported(), 2);
+    assert_eq!(summary.updated(), 0);
+    assert_eq!(summary.skipped(), 0);
+    assert_eq!(imported_tab.space_id(), &research_space_id);
+    Ok(())
+}
+
 #[test]
 fn sync_snapshot_updates_existing_tab_metadata() -> Result<(), Box<dyn Error>> {
     let mut source = BrowserCore::new(InitialBrowserConfig::ely_defaults()?)?;

crates/ely_domain/src/space.rs

@@ -80,6 +80,18 @@ impl Space {
         self.record_update();
     }
 
+    pub fn set_presentation(
+        &mut self,
+        name: impl Into<String>,
+        icon: impl Into<String>,
+        accent_hex: u32,
+    ) {
+        self.name = name.into();
+        self.icon = icon.into();
+        self.accent_hex = accent_hex;
+        self.record_update();
+    }
+
     #[must_use]
     pub fn archive_policy(&self) -> &ArchivePolicy {
         &self.archive_policy