add oxygen timer

objects/player/player.gd

@@ -28,7 +28,8 @@ export var jump_force: float = 150.0
 export var jump_release_force: float = 0.25
 ## impulse added when double jumping
 export var double_jump_force: float = 122.0
-
+## if on turn on oxygentimer to kill player
+export var underwater = false
 
 # velocity
 var velocity: Vector2 = Vector2.ZERO
@@ -50,7 +51,8 @@ onready var airborne_shape: CollisionShape2D = $"%AirborneShape"
 onready var ladder_detector: RayCast2D = $"%LadderDetector"
 onready var death_splatter_position: Position2D = $"%DeathSplatterPosition"
 onready var pushable_detector: RayCast2D = $"%PushableDetector"
-
+onready var oxygen_timer = $OxygenTimer
+onready var oxygen_origin = oxygen_timer.wait_time
 
 # OVERRIDES #
 func _ready() -> void:
@@ -238,6 +240,8 @@ func _on_Dead_state_entered() -> void:
 	# fade into the ether
 	graphics.visible = false
 	state_chart.send_event("respawn")
+	#refill oxygen
+	oxygen_timer.start()
 
 func _on_Respawn_state_entered() -> void:
 	global_position = Game.respawn_point
@@ -378,3 +382,7 @@ func _on_Hitbox_body_entered(body: Node) -> void:
 func _on_Ducking_event_received(event):
 	if event == "jump":
 		position.y -= 1
+
+
+func _on_OxygenTimer_timeout():
+	if underwater: die()