From cbed21f5e6cfb449d49087cedc867c8e50721ba9 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Wed, 24 Sep 2025 22:16:50 +0200
Subject: refactor(ecs): replace Pair ctor functions with builder

---
 ecs/examples/component_relationship.rs | 15 +++++++++++---
 ecs/examples/event_loop.rs             | 37 +++++++++++++++++++++++++++++-----
 ecs/examples/relationship.rs           |  5 ++++-
 ecs/examples/with_sole.rs              |  8 +++++++-
 4 files changed, 55 insertions(+), 10 deletions(-)

(limited to 'ecs/examples')

diff --git a/ecs/examples/component_relationship.rs b/ecs/examples/component_relationship.rs
index 4453e3a..e07b214 100644
--- a/ecs/examples/component_relationship.rs
+++ b/ecs/examples/component_relationship.rs
@@ -39,17 +39,26 @@ fn main()
 
     world.create_entity((
         Person { name: "Irving".to_string() },
-        Pair::new_with_comp_target::<Likes>(Dogs { large: true }),
+        Pair::builder()
+            .relation::<Likes>()
+            .target_as_data(Dogs { large: true })
+            .build(),
     ));
 
     world.create_entity((
         Person { name: "Mark".to_string() },
-        Pair::new_with_comp_target::<Likes>(Cats),
+        Pair::builder()
+            .relation::<Likes>()
+            .target_as_data(Cats)
+            .build(),
     ));
 
     world.create_entity((
         Person { name: "Helena".to_string() },
-        Pair::new_with_comp_target::<Likes>(Dogs { large: false }),
+        Pair::builder()
+            .relation::<Likes>()
+            .target_as_data(Dogs { large: false })
+            .build(),
     ));
 
     world.step();
diff --git a/ecs/examples/event_loop.rs b/ecs/examples/event_loop.rs
index cc2f7f4..bec2c00 100644
--- a/ecs/examples/event_loop.rs
+++ b/ecs/examples/event_loop.rs
@@ -65,11 +65,38 @@ fn age(query: Query<(&mut Health, &Name)>, mut actions: Actions)
     }
 }
 
-declare_entity!(SHEER_PHASE, (Phase, Pair::new::<ChildOf>(*UPDATE_PHASE)));
-
-declare_entity!(FEED_PHASE, (Phase, Pair::new::<ChildOf>(*SHEER_PHASE)));
-
-declare_entity!(AGE_PHASE, (Phase, Pair::new::<ChildOf>(*FEED_PHASE)));
+declare_entity!(
+    SHEER_PHASE,
+    (
+        Phase,
+        Pair::builder()
+            .relation::<ChildOf>()
+            .target_id(*UPDATE_PHASE)
+            .build()
+    )
+);
+
+declare_entity!(
+    FEED_PHASE,
+    (
+        Phase,
+        Pair::builder()
+            .relation::<ChildOf>()
+            .target_id(*SHEER_PHASE)
+            .build()
+    )
+);
+
+declare_entity!(
+    AGE_PHASE,
+    (
+        Phase,
+        Pair::builder()
+            .relation::<ChildOf>()
+            .target_id(*FEED_PHASE)
+            .build()
+    )
+);
 
 fn main()
 {
diff --git a/ecs/examples/relationship.rs b/ecs/examples/relationship.rs
index dd2f77a..4e94151 100644
--- a/ecs/examples/relationship.rs
+++ b/ecs/examples/relationship.rs
@@ -46,7 +46,10 @@ fn main()
     world.create_entity((
         Player,
         Health { health: 180 },
-        Pair::new::<Holding>(sword_uid),
+        Pair::builder()
+            .relation::<Holding>()
+            .target_id(sword_uid)
+            .build(),
     ));
 
     world.step();
diff --git a/ecs/examples/with_sole.rs b/ecs/examples/with_sole.rs
index a292f06..7e89b0a 100644
--- a/ecs/examples/with_sole.rs
+++ b/ecs/examples/with_sole.rs
@@ -33,7 +33,13 @@ fn print_total_ammo_count(ammo_counter: Single<AmmoCounter>)
 
 declare_entity!(
     PRINT_AMMO_COUNT_PHASE,
-    (Phase, Pair::new::<ChildOf>(*UPDATE_PHASE))
+    (
+        Phase,
+        Pair::builder()
+            .relation::<ChildOf>()
+            .target_id(*UPDATE_PHASE)
+            .build()
+    )
 );
 
 fn main()
-- 
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