Area2D mouse selection

extends Area2D

var is_selected = false setget on_is_selected
signal area_selected
signal area_deselected


func _ready():
# warning-ignore:return_value_discarded
    connect("area_deselected", self, "on_area_deselected")
# warning-ignore:return_value_discarded
    connect("area_selected", self, "on_area_selected")
    print(name, ": ", z_index)


func _on_Area2D_mouse_entered():
    emit_signal("area_selected", self)


func _on_Area2D_mouse_exited():
    emit_signal("area_deselected", self)


func on_area_selected(area: Object):
    if area == self:
        var smb_selected = false
        for a in get_overlapping_areas():
            if a.is_selected == true:
                smb_selected = true
        if not smb_selected:
            self.is_selected = true


func on_area_deselected(area: Object):
    if area == self:
        if is_selected == true:
            self.is_selected = false

            for a in get_overlapping_areas():
                var space = get_world_2d().direct_space_state
                var mousePos = get_global_mouse_position()
                if not space.intersect_point(mousePos, 4, [], 2147483647, false, true).empty():
                    print(space.intersect_point(mousePos, 4, [], 2147483647, false, true))
                    for i in space.intersect_point(mousePos, 4, [], 2147483647, false, true):
                        if i["collider"] == a:
                            a.on_area_selected(a)


func on_is_selected(value):
    is_selected = value
    if value == true:
        z_index += 1
    else:
        z_index -= 1
    print(name, ": ", z_index)