From 28438c40c09bb52f8bd444b6f5cf9b34bdf71fee Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Mon, 12 Aug 2024 19:43:47 +0200
Subject: feat(ecs): add action for removing components(s) from entity

---
 ecs/src/actions.rs | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'ecs/src/actions.rs')

diff --git a/ecs/src/actions.rs b/ecs/src/actions.rs
index 038f617..7698b45 100644
--- a/ecs/src/actions.rs
+++ b/ecs/src/actions.rs
@@ -2,7 +2,11 @@ use std::any::Any;
 use std::marker::PhantomData;
 use std::sync::{Arc, Weak};
 
-use crate::component::{Component, Sequence as ComponentSequence};
+use crate::component::{
+    Component,
+    Metadata as ComponentMetadata,
+    Sequence as ComponentSequence,
+};
 use crate::entity::Uid as EntityUid;
 use crate::lock::{Lock, WriteGuard};
 use crate::system::{NoInitParamFlag, Param as SystemParam, System};
@@ -33,6 +37,15 @@ impl<'world> Actions<'world>
             .push(Action::AddComponents(entity_uid, components.into_vec()));
     }
 
+    /// Removes component(s) from a entity.
+    pub fn remove_components<Comps>(&mut self, entity_uid: EntityUid)
+    where
+        Comps: ComponentSequence,
+    {
+        self.action_queue
+            .push(Action::RemoveComponents(entity_uid, Comps::metadata()));
+    }
+
     /// Adds stopping the loop in [`Engine::event_loop`] at the next opportune time to the
     /// action queue.
     pub fn stop(&mut self)
@@ -140,6 +153,7 @@ pub(crate) enum Action
 {
     Spawn(Vec<Box<dyn Component>>),
     AddComponents(EntityUid, Vec<Box<dyn Component>>),
+    RemoveComponents(EntityUid, Vec<ComponentMetadata>),
     Stop,
 }
 
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