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refactor(indexeddb): add transaction fn for getting the size of the media cache

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Signed-off-by: Michael Goldenberg <m@mgoldenberg.net>
This commit is contained in:
Michael Goldenberg
2025-10-01 21:56:03 -04:00
committed by Benjamin Bouvier
parent e4a717dff5
commit 6e034b0d7b
1 changed files with 17 additions and 0 deletions
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17
crates/matrix-sdk-indexeddb/src/media_store/transaction.rs
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@@ -202,6 +202,23 @@ impl<'a> IndexeddbMediaStoreTransaction<'a> {
.await
}
/// Query IndexedDB for the accumulated size of all [`Media`] which match
/// the given [`IgnoreMediaRetentionPolicy`]. Returns [`None`] if the size
/// of the cache overflows [`usize::MAX`].
///
/// Note that this operation is not constant, but rather iterates over all
/// keys and extracts the content size from each key.
pub async fn get_cache_size(
&self,
ignore_policy: IgnoreMediaRetentionPolicy,
) -> Result<Option<usize>, TransactionError> {
Ok(self
.get_media_keys_by_content_size(ignore_policy)
.await?
.iter()
.try_fold(0usize, |size, key| size.checked_add(key.content_size())))
}
/// Adds [`Media`] to IndexedDB. If an item with the same key already
/// exists, it will be rejected.
pub async fn add_media(&self, media: &Media) -> Result<(), TransactionError> {