WIP: merge recipies

scripts/Enemy.gd

@@ -1,12 +1,17 @@
+class_name Enemy
 extends CharacterBody3D
 
-const PICKUP_SCENE := preload("res://scenes/Pickup.tscn")
+const PICKUP_SCENE  := preload("res://scenes/Pickup.tscn")
+const LEATHER_SCENE := preload("res://scenes/Leather.tscn")
 
 signal died(points: int)
 signal merged(upgrade: bool)
 
 enum State { CHASING, FLYING, STUNNED, DEAD, MERGING }
 
+static var first_leather_spawned: bool = false
+
+var kickable_type: String = ""
 var move_speed: float = 3.0
 var health: int = 30
 var damage_to_player: int = 8
@@ -46,6 +51,7 @@ func _ready() -> void:
 
 func setup(type: String, wave: int) -> void:
 	enemy_type = type
+	kickable_type = type
 	wave_num = wave
 	match type:
 		"slime":
@@ -107,7 +113,7 @@ const AVOID_STRENGTH := 2.2
 
 func _avoid_rocks(desired: Vector3) -> Vector3:
 	var push := Vector3.ZERO
-	for rock in get_tree().get_nodes_in_group("rocks"):
+	for rock in get_tree().get_nodes_in_group("kickable"):
 		if not is_instance_valid(rock):
 			continue
 		var away := global_position - (rock as Node3D).global_position
@@ -147,7 +153,7 @@ func _fly(delta: float) -> void:
 				chain_dir.y = 0.0
 				if chain_dir.length() > 0.01:
 					col3d.call("receive_kick", chain_dir.normalized(), speed_now * chain_factor)
-		elif col3d.is_in_group("rocks"):
+		elif col3d.is_in_group("kickable"):
 			KickSystem.resolve(self, col3d, fly_vel)
 			var rock_dir := col3d.global_position - global_position
 			rock_dir.y = 0.0
@@ -251,6 +257,14 @@ func _wall_impact_effect() -> void:
 	tw.tween_property(mat, "albedo_color", COLOR_STUN, 0.12)
 
 func _try_drop_pickup() -> void:
+	if enemy_level == 1:
+		var drop_leather := not first_leather_spawned or randf() < 0.20
+		if drop_leather:
+			first_leather_spawned = true
+			var leather := LEATHER_SCENE.instantiate() as Node3D
+			get_parent().add_child(leather)
+			leather.global_position = global_position
+
 	var roll := randf()
 	var p_type := ""
 	var p_heal := 0