From 04beb9f36db6a39a3be1263a79cdf80af900dbe0 Mon Sep 17 00:00:00 2001
From: core <core@coredoes.dev>
Date: Tue, 8 Jul 2025 22:59:08 -0400
Subject: [PATCH] fix: anchors

---
 crates/unified/src/attachment.rs       | 10 +++---
 crates/unified/src/client/key_input.rs |  5 +--
 crates/unified/src/server/part.rs      | 44 +++++++++++++++++++++++++-
 crates/unified/src/shared_plugins.rs   |  4 +--
 4 files changed, 53 insertions(+), 10 deletions(-)

diff --git a/crates/unified/src/attachment.rs b/crates/unified/src/attachment.rs
index 93307bbb4f03e37669c5b059e04a1d8c30ae5304..fb8026c61147e256c64f1f3f51efc954685b9b53 100644
--- a/crates/unified/src/attachment.rs
+++ b/crates/unified/src/attachment.rs
@@ -30,11 +30,11 @@ pub struct JointOf(#[entities] pub Entity);
 #[relationship_target(relationship = JointOf)]
 pub struct Joints(#[entities] Vec<Entity>);
 #[derive(Component, Serialize, Deserialize, MapEntities)]
-#[relationship(relationship_target = JointSnaps)]
-pub struct JointSnapOf(#[entities] pub Entity);
+#[relationship(relationship_target = Snaps)]
+pub struct SnapOf(#[entities] pub Entity);
 #[derive(Component, Serialize, Deserialize, MapEntities)]
-#[relationship_target(relationship = JointSnapOf)]
-pub struct JointSnaps(#[entities] Vec<Entity>);
+#[relationship_target(relationship = SnapOf)]
+pub struct Snaps(#[entities] Vec<Entity>);
 
 #[derive(Serialize, Deserialize)]
 pub struct JointId(pub String);
@@ -45,4 +45,4 @@ impl JointId {
 }
 
 #[derive(Serialize, Deserialize, Component, MapEntities)]
-pub struct JointSnapFor(#[entities] pub Entity);
+pub struct SnapOfJoint(#[entities] pub Entity);
diff --git a/crates/unified/src/client/key_input.rs b/crates/unified/src/client/key_input.rs
index 8a866911af75108de5c39b4054d7b8e0aee4dd6b..07baa977ce5972004de5674786af4a411b942019 100644
--- a/crates/unified/src/client/key_input.rs
+++ b/crates/unified/src/client/key_input.rs
@@ -1,4 +1,4 @@
-use crate::attachment::{Joint, JointSnapFor};
+use crate::attachment::{Joint, SnapOfJoint};
 use crate::ecs::ThrustEvent;
 use bevy::color::palettes::css::{FUCHSIA, GREEN};
 use bevy::dev_tools::picking_debug::DebugPickingMode;
@@ -12,6 +12,7 @@ use bevy::{
     ecs::{event::EventWriter, system::Res},
     input::{ButtonInput, keyboard::KeyCode},
 };
+use bevy::log::debug;
 use bevy_rapier2d::render::DebugRenderContext;
 
 pub fn key_input_plugin(app: &mut App) {
@@ -69,7 +70,7 @@ fn directional_keys(keys: Res<ButtonInput<KeyCode>>, mut thrust_event: EventWrit
 
 fn draw_attachment_debug(
     joints: Query<&GlobalTransform, With<Joint>>,
-    snaps: Query<&GlobalTransform, With<JointSnapFor>>,
+    snaps: Query<&GlobalTransform, With<SnapOfJoint>>,
     mut gizmos: Gizmos,
     state: ResMut<AttachmentDebugRes>,
 ) {
diff --git a/crates/unified/src/server/part.rs b/crates/unified/src/server/part.rs
index 86dd205c2749cc0c75bb33971fed5b6104e905b3..5e4d83fb06d5a8fe51e0f806ba318e8636a0c2b1 100644
--- a/crates/unified/src/server/part.rs
+++ b/crates/unified/src/server/part.rs
@@ -1,7 +1,10 @@
+use bevy::ecs::spawn::SpawnRelatedBundle;
 use bevy::prelude::Component;
 use bevy::prelude::*;
 use bevy_rapier2d::prelude::{AdditionalMassProperties, Collider};
-use crate::config::part::PartConfig;
+use bevy_replicon::prelude::Replicated;
+use crate::attachment::{Joint, JointId, JointOf, SnapOf, SnapOfJoint};
+use crate::config::part::{JointConfig, PartConfig};
 use crate::ecs::{Part, PartHandle};
 
 pub fn part_management_plugin(app: &mut App) {
@@ -25,6 +28,7 @@ pub fn handle_ready_parts(loading_parts: Query<(Entity, &SpawnPartRequest)>, mut
             commands.entity(entity)
                 .insert(calculate_bundle(strong_config, &loading_part.0))
                 .remove::<SpawnPartRequest>();
+            spawn_joints(strong_config, entity, commands.reborrow());
         }
     }
 }
@@ -42,5 +46,43 @@ fn calculate_bundle(config: &PartConfig, handle: &Handle<PartConfig>) -> impl Bu
         part_handle,
         collider,
         additional_mass_properties,
+        Replicated
     )
+}
+fn spawn_joint_bundle(joint: &JointConfig, part: &PartConfig, parent: &Entity) -> impl Bundle {
+    let j_comp = Joint {
+        id: JointId::from_part_and_joint_id(part.part.name.clone(), joint.id.clone()),
+        transform: joint.target.into(),
+    };
+    let joint_transform: Transform = j_comp.transform;
+    let joint_of = JointOf(*parent);
+    let child_of = ChildOf(*parent);
+
+    (
+        j_comp,
+        joint_transform,
+        joint_of,
+        child_of,
+        Replicated
+    )
+}
+fn spawn_snap_bundle(joint: &JointConfig, parent: &Entity, p_joint: &Entity) -> impl Bundle {
+    let snap_transform: Transform = joint.snap.into();
+    let snap_for = SnapOf(*parent);
+    let snap_of = SnapOfJoint(*p_joint);
+    let child_of = ChildOf(*parent);
+
+    (
+        snap_transform,
+        snap_for,
+        snap_of,
+        child_of,
+        Replicated
+    )
+}
+fn spawn_joints(config: &PartConfig, parent: Entity, mut commands: Commands) {
+    for joint in &config.joints {
+        let joint_id = commands.spawn(spawn_joint_bundle(joint, config, &parent)).id();
+        commands.spawn(spawn_snap_bundle(joint, &parent, &joint_id));
+    }
 }
\ No newline at end of file
diff --git a/crates/unified/src/shared_plugins.rs b/crates/unified/src/shared_plugins.rs
index f6b7a0b38e4ae1fc3a428c16723f01dba0c49599..0ee4f33a09b89d955ab0564eb36c743162930cd4 100644
--- a/crates/unified/src/shared_plugins.rs
+++ b/crates/unified/src/shared_plugins.rs
@@ -1,4 +1,4 @@
-use crate::attachment::{Joint, JointOf, JointSnapFor, PartInShip, Peer, Ship};
+use crate::attachment::{Joint, JointOf, SnapOfJoint, PartInShip, Peer, Ship};
 use crate::config::planet::Planet;
 use crate::ecs::{DragRequestEvent, Part, Particles, Player, ThrustEvent};
 use bevy::app::{App, PluginGroup, PluginGroupBuilder};
@@ -34,7 +34,7 @@ pub fn register_everything(app: &mut App) {
         .replicate::<Joint>()
         .replicate::<Peer>()
         .replicate::<JointOf>()
-        .replicate::<JointSnapFor>();
+        .replicate::<SnapOfJoint>();
 }
 
 fn physics_setup_plugin(app: &mut App) {