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Bulk updates for gmail.

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This commit is contained in:
Burak Kaan Köse
2026-04-25 16:00:49 +02:00
parent 8fe40e9fe3
commit 3ea8b8ac46
6 changed files with 576 additions and 132 deletions
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Wino.Mail.ViewModels/Collections/WinoMailCollection.cs
+64 -50
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@@ -21,6 +21,8 @@ namespace Wino.Mail.ViewModels.Collections;
public class WinoMailCollection : ObservableRecipient, IRecipient<SelectedItemsChangedMessage>
{
private const int UiMutationBatchSize = 40;
// We cache each mail copy id for faster access on updates.
// If the item provider here for update or removal doesn't exist here
// we can ignore the operation.
@@ -763,18 +765,21 @@ public class WinoMailCollection : ObservableRecipient, IRecipient<SelectedItemsC
// Execute all updates in a single UI thread call
if (itemsToUpdate.Count > 0)
{
await ExecuteUIThread(() =>
foreach (var updateBatch in itemsToUpdate.Chunk(UiMutationBatchSize))
{
foreach (var (existing, updated) in itemsToUpdate)
await ExecuteUIThread(() =>
{
UpdateUniqueIdHashes(existing, false);
existing.UpdateFrom(updated);
UpdateUniqueIdHashes(existing, true);
}
});
foreach (var (existing, updated) in updateBatch)
{
UpdateUniqueIdHashes(existing, false);
existing.UpdateFrom(updated);
UpdateUniqueIdHashes(existing, true);
}
});
}
}
// Group items by their grouping key and add them in a single UI thread call
// Group items by their grouping key and add them in bounded UI thread calls.
if (itemsToAdd.Count > 0)
{
var groupedItems = await Task.Run(() => itemsToAdd
@@ -787,32 +792,35 @@ public class WinoMailCollection : ObservableRecipient, IRecipient<SelectedItemsC
})
.ToList()).ConfigureAwait(false);
await ExecuteUIThread(() =>
foreach (var groupedItem in groupedItems)
{
foreach (var groupedItem in groupedItems)
var groupKey = groupedItem.Key;
var groupItems = groupedItem.Items;
foreach (var groupBatch in groupItems.Chunk(UiMutationBatchSize))
{
var groupKey = groupedItem.Key;
var groupItems = groupedItem.Items;
// Update caches first
foreach (var item in groupItems)
await ExecuteUIThread(() =>
{
UpdateUniqueIdHashes(item, true);
UpdateThreadIdCache(item, true);
}
foreach (var item in groupItems)
{
_mailItemSource.InsertItem(groupKey, listComparer, item, listComparer);
var targetGroup = _mailItemSource.FirstGroupByKeyOrDefault(groupKey);
if (targetGroup != null)
// Update caches first so lookup helpers remain consistent during inserts.
foreach (var item in groupBatch)
{
_itemToGroupMap[item] = targetGroup;
UpdateUniqueIdHashes(item, true);
UpdateThreadIdCache(item, true);
}
}
foreach (var item in groupBatch)
{
_mailItemSource.InsertItem(groupKey, listComparer, item, listComparer);
var targetGroup = _mailItemSource.FirstGroupByKeyOrDefault(groupKey);
if (targetGroup != null)
{
_itemToGroupMap[item] = targetGroup;
}
}
});
}
});
}
}
}
@@ -972,20 +980,23 @@ public class WinoMailCollection : ObservableRecipient, IRecipient<SelectedItemsC
if (updates.Count == 0)
return;
await ExecuteUIThread(() =>
foreach (var updateBatch in updates.Chunk(UiMutationBatchSize))
{
foreach (var update in updates)
await ExecuteUIThread(() =>
{
var existingItem = update.ItemContainer.ItemViewModel;
var appliedChanges = existingItem.ApplyStateChanges(update.UpdatedState.IsRead, update.UpdatedState.IsFlagged);
existingItem.IsBusy = mailUpdateSource == EntityUpdateSource.ClientUpdated;
if (update.ItemContainer.ThreadViewModel != null && appliedChanges != MailCopyChangeFlags.None)
foreach (var update in updateBatch)
{
update.ItemContainer.ThreadViewModel.NotifyMailItemUpdated(existingItem, appliedChanges);
var existingItem = update.ItemContainer.ItemViewModel;
var appliedChanges = existingItem.ApplyStateChanges(update.UpdatedState.IsRead, update.UpdatedState.IsFlagged);
existingItem.IsBusy = mailUpdateSource == EntityUpdateSource.ClientUpdated;
if (update.ItemContainer.ThreadViewModel != null && appliedChanges != MailCopyChangeFlags.None)
{
update.ItemContainer.ThreadViewModel.NotifyMailItemUpdated(existingItem, appliedChanges);
}
}
}
});
});
}
}
private async Task UpdateMailCopiesInternalAsync(IEnumerable<MailCopy> updatedMailCopies, EntityUpdateSource mailUpdateSource, MailCopyChangeFlags changedProperties)
@@ -1018,22 +1029,25 @@ public class WinoMailCollection : ObservableRecipient, IRecipient<SelectedItemsC
return;
}
await ExecuteUIThread(() =>
foreach (var updateBatch in updates.Chunk(UiMutationBatchSize))
{
foreach (var update in updates)
await ExecuteUIThread(() =>
{
var updatedMail = update.UpdatedMail;
var itemContainer = update.ItemContainer;
var existingItem = itemContainer.ItemViewModel;
var appliedChanges = existingItem.UpdateFrom(updatedMail, changedProperties);
existingItem.IsBusy = mailUpdateSource == EntityUpdateSource.ClientUpdated;
if (itemContainer.ThreadViewModel != null && appliedChanges != MailCopyChangeFlags.None)
foreach (var update in updateBatch)
{
itemContainer.ThreadViewModel.NotifyMailItemUpdated(existingItem, appliedChanges);
var updatedMail = update.UpdatedMail;
var itemContainer = update.ItemContainer;
var existingItem = itemContainer.ItemViewModel;
var appliedChanges = existingItem.UpdateFrom(updatedMail, changedProperties);
existingItem.IsBusy = mailUpdateSource == EntityUpdateSource.ClientUpdated;
if (itemContainer.ThreadViewModel != null && appliedChanges != MailCopyChangeFlags.None)
{
itemContainer.ThreadViewModel.NotifyMailItemUpdated(existingItem, appliedChanges);
}
}
}
});
});
}
}
public MailItemViewModel GetFirst() => AllItems.ElementAtOrDefault(0);