Clean up path and names

scripts/tile_map/tile_map.gd

@@ -0,0 +1,38 @@
+extends TileMap
+
+@export var map_width = 13 # keep to a odd value
+@export var map_height = 19 # keep to a odd value
+
+func _ready():
+	draw_map()
+	
+func draw_map():
+	draw_ground()
+	draw_separation()
+	get_random_top_cell()
+
+func draw_ground():
+	for x in range(map_width):
+		for y in range(map_height):
+			set_cell(0, Vector2i(x, y), 0, Vector2i(0, 0), 0)
+
+# The tilemap is initially divided in two section
+# One for the player (bottom section)
+# One for the enemy (top section)
+func draw_separation():
+	var middle_height = floor(map_height / 2.0)
+	for x in range(map_width):
+		set_cell(1, Vector2i(x - 1, middle_height - 1), 1, Vector2i(0, 0), 0) # why have we to add -1?
+
+func get_top_spawn_cell() -> Vector2i:
+	return Vector2i(floor(map_width / 2.0), 1)
+	
+func get_bottom_spawn_cell() -> Vector2i:
+	return Vector2i(floor(map_width / 2.0), map_height - 2)
+
+func get_random_top_cell() -> Vector2i:
+	var middle_height = floor(map_height / 2.0)
+	var rand_width = randi_range(0, map_width - 1)
+	var rand_height = randi_range(0, middle_height - 1)
+	#set_cell(0, Vector2i(rand_width, rand_height), 1, Vector2i(0, 0), 0)
+	return Vector2i(rand_width, rand_height)