Player throw back the ball from walk or idle state

scripts/ball/ball.gd

@@ -0,0 +1,22 @@
+class_name Ball
+extends CharacterBody2D
+
+const Y_OFFSET = -10
+var speed = 100
+var target = Vector2.ZERO
+@onready var tile_map: TileMap = get_parent()
+
+func _ready():
+	target.y += Y_OFFSET
+	var player = get_node("/root/Main/TileMap/Player")
+	assert(player)
+	player.hit.connect(_on_player_hit)
+
+func _physics_process(delta):
+	position = position.move_toward(target, delta * speed)
+
+func _on_player_hit():
+	var rand_cell: Vector2i = tile_map.get_random_top_cell()
+	tile_map.reset_and_set_target_cell(rand_cell)
+	target = tile_map.map_to_local(rand_cell) + Vector2(0, Y_OFFSET)
+