Add classic HUD, auto reload, furniture pathfinding and death flatline

scripts/main.gd

@@ -10,7 +10,8 @@ var room: Node3D
 var music: AudioStreamPlayer
 var music_started := false
 var touch: Node
-var hud: Label
+var hud: CanvasLayer
+var navigation: Node
 var score := 0
 var wave := 0
 var alive := 0
@@ -46,12 +47,14 @@ func _ready() -> void:
 	var office := Node3D.new()
 	office.set_script(preload("res://scripts/office_atmosphere.gd"))
 	add_child(office)
+	navigation = Node.new()
+	navigation.set_script(preload("res://scripts/room_navigation.gd"))
+	add_child(navigation)
 	var canvas := CanvasLayer.new()
 	add_child(canvas)
-	hud = Label.new()
-	hud.position = Vector2(24, 20)
-	hud.add_theme_font_size_override("font_size", 24)
-	canvas.add_child(hud)
+	hud = CanvasLayer.new()
+	hud.set_script(preload("res://scripts/game_hud.gd"))
+	add_child(hud)
 	var cross := Label.new()
 	cross.text = "+"
 	cross.add_theme_font_size_override("font_size", 30)
@@ -141,14 +144,7 @@ func _restart_music() -> void:
 
 func _process(_dt: float) -> void:
 	if hud:
-		hud.text = "VITA %d    MUNIZIONI %d/30    ONDATA %d    PUNTI %d\nWASD · mouse · sinistro: spara · destro: granata · R: ricarica · spazio: salto · Esc: mouse" % [player.hp, player.ammo, wave, score]
-		hud.text += "\nGRANATA: " + ("PRONTA" if player.grenade_cooldown <= 0 else "%d s" % ceili(player.grenade_cooldown))
-		if player.reloading:
-			hud.text += "\nRICARICA..."
-		if player.touch_mode:
-			hud.text += "\ntrascina a sinistra: muovi · a destra: guarda"
-		if player.hp <= 0:
-			hud.text += "\nSEI MORTO — tocca RICOMINCIA" if player.touch_mode else "\nSEI MORTO — premi R per ricominciare"
+		hud.update_status(player, wave, score)
 
 func zombies_for_wave(number: int) -> int:
 	return 4 + number * 2
@@ -173,6 +169,7 @@ func _spawn(index: int) -> void:
 	var zombie := CharacterBody3D.new()
 	zombie.set_script(ZombieScript)
 	zombie.player = player
+	zombie.navigation = navigation
 	zombie.position = centers[index] - inward * 1.2
 	add_child(zombie)
 	alive += 1