wip: move things into a "shared" object

packages/core/src/util.rs

@@ -1,35 +1,11 @@
-use std::{
-    cell::{Cell, RefCell, RefMut},
-    rc::Rc,
-};
-
-use futures_util::StreamExt;
-use slotmap::{DefaultKey, Key, KeyData};
+use std::cell::Cell;
 
 use crate::innerlude::*;
 
-#[derive(PartialEq, Debug, Clone, Default)]
-pub struct EventQueue {
-    pub queue: Rc<RefCell<Vec<HeightMarker>>>,
-}
-
-impl EventQueue {
-    pub fn new_channel(&self, height: u32, idx: ScopeId) -> Rc<dyn Fn()> {
-        let inner = self.clone();
-        let marker = HeightMarker { height, idx };
-        Rc::new(move || {
-            log::debug!("channel updated {:#?}", marker);
-            inner.queue.as_ref().borrow_mut().push(marker)
-        })
-    }
-
-    pub fn sort_unstable(&self) {
-        self.queue.borrow_mut().sort_unstable()
-    }
-
-    pub fn borrow_mut(&self) -> RefMut<Vec<HeightMarker>> {
-        self.queue.borrow_mut()
-    }
+// create a cell with a "none" value
+#[inline]
+pub fn empty_cell() -> Cell<Option<ElementId>> {
+    Cell::new(None as Option<ElementId>)
 }
 
 /// A helper type that lets scopes be ordered by their height
@@ -51,41 +27,10 @@ impl PartialOrd for HeightMarker {
     }
 }
 
-/// The `RealDomNode` is an ID handle that corresponds to a foreign DOM node.
-///
-/// "u64" was chosen for two reasons
-/// - 0 cost hashing
-/// - use with slotmap and other versioned slot arenas
-
-#[cfg_attr(feature = "serialize", derive(serde::Serialize, serde::Deserialize))]
-#[derive(Clone, Copy, Debug, PartialEq)]
-pub struct RealDomNode(pub u64);
-impl RealDomNode {
-    #[inline]
-    pub fn empty() -> Self {
-        Self(u64::MIN)
-    }
-    #[inline]
-    pub fn empty_cell() -> Cell<Self> {
-        Cell::new(Self::empty())
-    }
-    #[inline]
-    pub fn from_u64(id: u64) -> Self {
-        Self(id)
-    }
-
-    #[inline]
-    pub fn as_u64(&self) -> u64 {
-        self.0
-    }
-}
-
-pub struct DebugDom {
-    counter: u64,
-}
+pub struct DebugDom {}
 impl DebugDom {
     pub fn new() -> Self {
-        Self { counter: 0 }
+        Self {}
     }
 }
 
@@ -93,9 +38,4 @@ impl<'a> RealDom<'a> for DebugDom {
     fn raw_node_as_any(&self) -> &mut dyn std::any::Any {
         todo!()
     }
-
-    fn request_available_node(&mut self) -> RealDomNode {
-        self.counter += 1;
-        RealDomNode::from_u64(self.counter)
-    }
 }