refactor(ecs): use phases for system ordering

1 files changed, 2 insertions, 52 deletions

diff --git a/ecs/src/event/component.rs b/ecs/src/event/component.rs
index 8b066a7..5b40c39 100644
--- a/ecs/src/event/component.rs
+++ b/ecs/src/event/component.rs
@@ -6,13 +6,11 @@ use std::marker::PhantomData;
 use ecs_macros::Component;
 
 use crate::component::Component;
-use crate::uid::Uid;
-use crate::event::{Event, Id};
-use crate::tuple::{ReduceElement as TupleReduceElement, With as TupleWith};
 
 /// Event emitted when:
 /// a) A entity with component `ComponentT` is spawned.
 /// b) A component `ComponentT` is added to a entity.
+#[derive(Clone, Component)]
 pub struct Added<ComponentT>
 where
     ComponentT: Component,
@@ -43,19 +41,8 @@ where
     }
 }
 
-impl<ComponentT> Event for Added<ComponentT>
-where
-    ComponentT: Component,
-{
-    fn id() -> Id
-    where
-        Self: Sized,
-    {
-        Id::new::<Added<ComponentForId>, _>(Some(ComponentT::id()))
-    }
-}
-
 /// Event emitted when a `ComponentT` component is removed from a entity.
+#[derive(Clone, Component)]
 pub struct Removed<ComponentT>
 where
     ComponentT: Component,
@@ -85,40 +72,3 @@ where
         Self { _pd: PhantomData }
     }
 }
-
-impl<ComponentT> Event for Removed<ComponentT>
-where
-    ComponentT: Component,
-{
-    fn id() -> Id
-    where
-        Self: Sized,
-    {
-        Id::new::<Removed<ComponentForId>, _>(Some(ComponentT::id()))
-    }
-}
-
-#[must_use]
-pub fn create_added_id(component_id: Uid) -> Id
-{
-    Id::new::<Added<ComponentForId>, _>(Some(component_id))
-}
-
-#[must_use]
-pub fn create_removed_id(component_id: Uid) -> Id
-{
-    Id::new::<Removed<ComponentForId>, _>(Some(component_id))
-}
-
-pub struct TypeTransformComponentsToAddedEvents;
-
-impl<ComponentT: Component, Accumulator>
-    TupleReduceElement<Accumulator, TypeTransformComponentsToAddedEvents> for ComponentT
-where
-    Accumulator: TupleWith<Added<Self>>,
-{
-    type Return = Accumulator::With;
-}
-
-#[derive(Debug, Component)]
-struct ComponentForId;