From 716bd0618308d6100556d1231b0b156f48c64778 Mon Sep 17 00:00:00 2001
From: Alexander Foremny <aforemny@posteo.de>
Date: Wed, 20 Mar 2024 06:39:46 +0100
Subject: feat: scale spear damage

---
 src/server.rs | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

(limited to 'src/server.rs')

diff --git a/src/server.rs b/src/server.rs
index 1b31338..5ac07c0 100644
--- a/src/server.rs
+++ b/src/server.rs
@@ -474,12 +474,28 @@ fn projectile_despawn(
             if let Some(target_player) = maybe_target_player {
                 if let Some(target_entity) = entity_map.0.get(&target_player.0) {
                     if let Ok(mut health) = healths.get_mut(*target_entity) {
-                        health.apply_damage(projectile.damage);
+                        let damage = match projectile.type_ {
+                            ProjectileType::Free(FreeProjectile {
+                                position,
+                                starting_position,
+                                max_distance,
+                                scale_damage: Some((min_multiplier, max_multiplier)),
+                                ..
+                            }) => {
+                                let distance_traveled =
+                                    position.distance(starting_position) / max_distance;
+                                let multiplier =
+                                    min_multiplier.lerp(max_multiplier, distance_traveled);
+                                multiplier * projectile.damage
+                            }
+                            _ => projectile.damage,
+                        };
+                        health.apply_damage(damage);
                         let _ = connection_manager
                             .send_message_to_target::<Channel1, HealthChanged>(
                                 HealthChanged(HealthEvent {
                                     target_player,
-                                    health_gained: -projectile.damage,
+                                    health_gained: -damage,
                                 }),
                                 NetworkTarget::All,
                             );
-- 
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