From 3f099cddf16f2e7e002cc24217ed3cc5da422156 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Sun, 7 Jun 2026 00:41:15 +0200
Subject: feat(engine-ecs): add component reflection support

---
 engine-ecs/src/component.rs | 60 ++++++++++++++++++++++++++++-----------------
 1 file changed, 38 insertions(+), 22 deletions(-)

(limited to 'engine-ecs/src/component.rs')

diff --git a/engine-ecs/src/component.rs b/engine-ecs/src/component.rs
index 17b279b..f881128 100644
--- a/engine-ecs/src/component.rs
+++ b/engine-ecs/src/component.rs
@@ -2,6 +2,7 @@ use std::any::{type_name, Any};
 use std::fmt::Debug;
 use std::ops::{Deref, DerefMut};
 
+use engine_ecs_macros::Component;
 use seq_macro::seq;
 
 use crate::event::component::Changed;
@@ -30,6 +31,10 @@ pub trait Component: SystemInput + Any
     where
         Self: Sized;
 
+    fn type_reflection() -> Option<&'static crate::reflection::Type>
+    where
+        Self: Sized;
+
     /// Returns the name of this component.
     fn name(&self) -> &'static str;
 }
@@ -243,6 +248,7 @@ where
     {
         Parts::builder()
             .name(type_name::<Self>())
+            .type_reflection(Self::type_reflection())
             .build(Self::id(), self)
     }
 }
@@ -252,41 +258,26 @@ where
 #[non_exhaustive]
 pub struct Parts
 {
-    id: Uid,
-    name: &'static str,
-    data: Box<dyn Any>,
+    pub id: Uid,
+    pub name: &'static str,
+    pub type_reflection: Option<&'static crate::reflection::Type>,
+    pub data: Box<dyn Any>,
 }
 
 impl Parts
 {
-    #[must_use]
-    pub fn id(&self) -> Uid
-    {
-        self.id
-    }
-
-    #[must_use]
-    pub fn name(&self) -> &'static str
-    {
-        self.name
-    }
-
     #[must_use]
     pub fn builder() -> PartsBuilder
     {
         PartsBuilder::default()
     }
-
-    pub(crate) fn into_data(self) -> Box<dyn Any>
-    {
-        self.data
-    }
 }
 
 #[derive(Debug)]
 pub struct PartsBuilder
 {
     name: &'static str,
+    type_reflection: Option<&'static crate::reflection::Type>,
 }
 
 impl PartsBuilder
@@ -298,12 +289,23 @@ impl PartsBuilder
         self
     }
 
+    #[must_use]
+    pub fn type_reflection(
+        mut self,
+        type_reflection: Option<&'static crate::reflection::Type>,
+    ) -> Self
+    {
+        self.type_reflection = type_reflection;
+        self
+    }
+
     #[must_use]
     pub fn build<Data: 'static>(self, id: Uid, data: Data) -> Parts
     {
         Parts {
             id,
             name: self.name,
+            type_reflection: self.type_reflection,
             data: Box::new(data),
         }
     }
@@ -311,7 +313,12 @@ impl PartsBuilder
     #[must_use]
     pub fn build_with_any_data(self, id: Uid, data: Box<dyn Any>) -> Parts
     {
-        Parts { id, name: self.name, data }
+        Parts {
+            id,
+            name: self.name,
+            type_reflection: self.type_reflection,
+            data,
+        }
     }
 }
 
@@ -319,6 +326,15 @@ impl Default for PartsBuilder
 {
     fn default() -> Self
     {
-        Self { name: "(unspecified)" }
+        Self {
+            name: "(unspecified)",
+            type_reflection: None,
+        }
     }
 }
+
+#[derive(Debug, Clone, Component)]
+pub struct Type
+{
+    pub type_reflection: &'static crate::reflection::Type,
+}
-- 
cgit v1.2.3-18-g5258