feat(indexeddb): derive Clone for IndexeddbEventCacheStore

Signed-off-by: Michael Goldenberg <m@mgoldenberg.net>

crates/matrix-sdk-indexeddb/src/event_cache_store/builder.rs

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License
 
-use std::sync::Arc;
+use std::{rc::Rc, sync::Arc};
 
 use matrix_sdk_base::event_cache::store::MemoryStore;
 use matrix_sdk_store_encryption::StoreCipher;
@@ -66,7 +66,7 @@ impl IndexeddbEventCacheStoreBuilder {
     /// and the provided store cipher.
     pub async fn build(self) -> Result<IndexeddbEventCacheStore, IndexeddbEventCacheStoreError> {
         Ok(IndexeddbEventCacheStore {
-            inner: open_and_upgrade_db(&self.database_name).await?,
+            inner: Rc::new(open_and_upgrade_db(&self.database_name).await?),
             serializer: IndexeddbEventCacheStoreSerializer::new(IndexeddbSerializer::new(
                 self.store_cipher,
             )),

crates/matrix-sdk-indexeddb/src/event_cache_store/mod.rs

@@ -14,7 +14,7 @@
 
 #![allow(unused)]
 
-use std::time::Duration;
+use std::{rc::Rc, time::Duration};
 
 use indexed_db_futures::IdbDatabase;
 use matrix_sdk_base::{
@@ -63,10 +63,10 @@ pub use error::IndexeddbEventCacheStoreError;
 /// contexts.
 ///
 /// [1]: matrix_sdk_base::event_cache::store::EventCacheStore
-#[derive(Debug)]
+#[derive(Debug, Clone)]
 pub struct IndexeddbEventCacheStore {
     // A handle to the IndexedDB database
-    inner: IdbDatabase,
+    inner: Rc<IdbDatabase>,
     // A serializer with functionality tailored to `IndexeddbEventCacheStore`
     serializer: IndexeddbEventCacheStoreSerializer,
     // An in-memory store for providing temporary implementations for

crates/matrix-sdk-indexeddb/src/event_cache_store/serializer/mod.rs

@@ -52,7 +52,7 @@ impl<T> From<serde_wasm_bindgen::Error> for IndexeddbEventCacheStoreSerializerEr
 /// [`EventCacheStore`][1].
 ///
 /// [1]: matrix_sdk_base::event_cache::store::EventCacheStore
-#[derive(Debug)]
+#[derive(Debug, Clone)]
 pub struct IndexeddbEventCacheStoreSerializer {
     inner: IndexeddbSerializer,
 }

crates/matrix-sdk-indexeddb/src/serializer.rs

@@ -35,6 +35,7 @@ const BASE64: GeneralPurpose = GeneralPurpose::new(&alphabet::STANDARD, general_
 
 /// Handles the functionality of serializing and encrypting data for the
 /// indexeddb store.
+#[derive(Clone)]
 pub struct IndexeddbSerializer {
     store_cipher: Option<Arc<StoreCipher>>,
 }