From 7d578700747928fca0f0f1a4fae2c0cde0fe74f6 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Mon, 3 Aug 2026 14:28:41 +0200
Subject: feat(engine-ecs): create component info ents for components from
 pairs

---
 engine-ecs/src/lib.rs | 36 +++++++++++++++++++++++++++---------
 1 file changed, 27 insertions(+), 9 deletions(-)

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

diff --git a/engine-ecs/src/lib.rs b/engine-ecs/src/lib.rs
index 039661a..fcb9a8d 100644
--- a/engine-ecs/src/lib.rs
+++ b/engine-ecs/src/lib.rs
@@ -1,6 +1,6 @@
 #![deny(clippy::all, clippy::pedantic)]
 
-use std::any::{Any, TypeId};
+use std::any::{Any, TypeId, type_name};
 use std::borrow::Cow;
 use std::fmt::Debug;
 use std::hint::cold_path;
@@ -660,6 +660,26 @@ impl World
             }
 
             if comp_id.is_pair() {
+                if let Some(pair_relation_metadata) = &component_parts.pair_relation_metadata {
+                    Self::create_component_info_entity_if_missing(
+                        comp_id.relation(),
+                        pair_relation_metadata.name,
+                        pair_relation_metadata.ty,
+                        pair_relation_metadata.ty_id,
+                        component_storage,
+                    );
+                }
+
+                if let Some(pair_target_metadata) = &component_parts.pair_target_metadata {
+                    Self::create_component_info_entity_if_missing(
+                        comp_id.target(),
+                        pair_target_metadata.name,
+                        pair_target_metadata.ty,
+                        pair_target_metadata.ty_id,
+                        component_storage,
+                    );
+                }
+
                 continue;
             }
 
@@ -702,12 +722,7 @@ impl World
             }
         }
 
-        let ComponentParts {
-            id: comp_info_id,
-            name: comp_info_name,
-            type_reflection: _,
-            data: comp_info_data,
-        } = ComponentInfo {
+        let comp_info_parts = ComponentInfo {
             type_reflection,
             name: comp_name,
             ty_id: type_id,
@@ -715,9 +730,12 @@ impl World
         .into_parts();
 
         if let Err(err) = component_storage
-            .add_entity_component(comp_id, (comp_info_id, comp_info_name, comp_info_data))
+            .add_entity_component(comp_id, (comp_info_parts.id, comp_info_parts.name, comp_info_parts.data))
         {
-            tracing::error!("Failed to add component {comp_info_name} to entity: {err}");
+            tracing::error!(
+                component = %type_name::<ComponentInfo>(),
+                "Failed to add component to entity: {err}"
+            );
         }
     }
 
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