Push subscription improvements + CalendarAlert implementation (closes #1248)

crates/store/src/write/batch.rs

@@ -379,6 +379,24 @@ impl BatchBuilder {
         self
     }
 
+    pub fn log_share_notification(
+        &mut self,
+        notification_id: u64,
+        notify_account_id: u32,
+        value: impl SerializeInfallible,
+    ) -> &mut Self {
+        self.changed_collections
+            .get_mut_or_insert(notify_account_id)
+            .share_notification_id = Some(notification_id);
+        self.set(
+            ValueClass::ShareNotification {
+                notification_id,
+                notify_account_id,
+            },
+            value.serialize(),
+        )
+    }
+
     fn serialize_changes(&mut self) {
         if !self.changes.is_empty() {
             for (account_id, changelog) in std::mem::take(&mut self.changes) {

crates/store/src/write/key.rs

@@ -302,10 +302,11 @@ impl ValueClass {
                     due,
                     event_id,
                     alarm_id,
+                    is_email_alert,
                 } => serializer
                     .write(*due)
                     .write(account_id)
-                    .write(3u8)
+                    .write(if *is_email_alert { 3u8 } else { 6u8 })
                     .write(document_id)
                     .write(*event_id)
                     .write(*alarm_id),

crates/store/src/write/mod.rs

@@ -119,6 +119,7 @@ pub struct BatchBuilder {
 pub struct ChangedCollection {
     pub changed_containers: Bitmap<SyncCollection>,
     pub changed_items: Bitmap<SyncCollection>,
+    pub share_notification_id: Option<u64>,
 }
 
 #[derive(Debug, PartialEq, Eq, Hash)]
@@ -217,6 +218,7 @@ pub enum TaskQueueClass {
         due: u64,
         event_id: u16,
         alarm_id: u16,
+        is_email_alert: bool,
     },
     SendImip {
         due: u64,