function state_game_gameover()
    local box
    local event_bus

    local y = 90
    local buttons = {
        -- {
        --     hover = false,
        --     label = "Play Again",
        --     box = { x = 120 - prn_len("Play Again") / 2, y = y, width = prn_len("Play Again"), height = 10 },
        --     cb = function()
        --         trace("again")
        --     end
        -- },
        {
            hover = false,
            label = "Main Menu",
            box = { x = 120 - prn_len("Main Menu") / 2, y = y + 15, width = prn_len("Main Menu"), height = 10 },
            cb = function()
                reset()
            end
        }
    }

    local function open_box()
        while box.w < 180 do
            box.w = box.w * 1.1
            waitframes(1)
        end
        if box.w > 180 then
            box.w = 180
        end
        while box.h < 20 do
            box.h = box.h + 1
            waitframes(1)
        end
    end

    local function show_buttons()
        -- show a button "again", and another "main menu"
        -- right under the box
        for _, button in ipairs(buttons) do
            button.hover = false
            -- rect(button.box.x - 1, button.box.y - 1, button.box.width + 2, button.box.height + 2, 2)
            -- Hover button
            if mouse_in_rect(button.box) then
                button.hover = true

                -- Click button
                if Input:mouse_released()
                then
                    button.cb()
                end
            end
            prn_border(button.label,
                button.box.x, button.box.y,
                button.hover and 12 or 13,
                ALIGN.Left,
                0)
        end
    end


    local function update(self)
        -- draw box
        rect(120 - box.w / 2, 67 - box.h / 2, box.w, box.h, 0)
        rectb(120 - box.w / 2, 67 - box.h / 2, box.w, box.h, 15)
        clip(120 - box.w / 2, 67 - box.h / 2, box.w, box.h)

        -- print who won according to score
        local text
        local color
        local score_player = get_total_score(SCORES.player)
        local score_enemy = get_total_score(SCORES.enemy)
        if score_player > score_enemy then
            color = COLOR_PLAYER
            text = "YOU WON " .. score_player .. " - " .. score_enemy
        elseif score_player < score_enemy then
            color = COLOR_ENEMY
            text = "YOU LOST " .. score_player .. " - " .. score_enemy
        else
            color = 14
            text = "DRAW " .. score_player .. " - " .. score_enemy
        end
        prn_border(text, 120, 67 - 3, 12, ALIGN.Center, color)
        clip()

        show_buttons()
    end

    ---comment
    ---@param self any
    ---@param die Die
    ---@param _event_bus EventBus
    ---@param turn "player"|"enemy"
    local function _enter(self, die, _event_bus, turn)
        assert(_event_bus, "event_bus is nil")
        assert(turn, "turn is nil")
        event_bus = _event_bus
        event_bus:emit(EVENT_REMOVE_DIE)

        box = {
            h = 0, w = 1
        }
        addcoroutine(open_box)
    end

    return { update = update, _enter = _enter }
end