damage per head (#32)

src/abilities/mod.rs

@@ -20,7 +20,7 @@ use serde::{Deserialize, Serialize};
 
 #[derive(Component)]
 pub struct Projectile {
-    pub damage: u32,
+    pub owner_head: usize,
 }
 
 #[derive(Event, Reflect)]
@@ -93,6 +93,7 @@ fn enemy_hit(
     mut collision_event_reader: EventReader<CollisionStarted>,
     query_shot: Query<&Projectile>,
     query_npc: Query<&EnemySpawn>,
+    heads_db: Res<HeadsDatabase>,
 ) {
     for CollisionStarted(e1, e2) in collision_event_reader.read() {
         if !query_shot.contains(*e1) && !query_shot.contains(*e2) {
@@ -108,8 +109,10 @@ fn enemy_hit(
             (*e2, query_shot.get(*e1))
         };
 
-        let damage = projectile.map(|p| p.damage).unwrap_or_default();
-        commands.entity(enemy_entity).trigger(Hit { damage });
+        if let Ok(head) = projectile.map(|p| p.owner_head) {
+            let damage = heads_db.head_stats(head).damage;
+            commands.entity(enemy_entity).trigger(Hit { damage });
+        }
     }
 }