--[[
@module  tsb_ywy_page
@summary 液位仪演示页面
@version 1.0
@date    2026.02.05
@author  江访
@usage
本文件是液位仪演示页面，展示液位仪的各种用法。
]]

local tsb_ywy_page = {}
local common_ui = require("tsb_common_page")

-- 页面UI元素
local main_container = nil

-- 创建UI
function tsb_ywy_page.create_ui()
    main_container = airui.container({
        x = 0,
        y = 0,
        w = 480,
        h = 320,
        color = 0xF5F5F5,
    })

    --------------------- 标题栏 ------------------------
    local title_bar = airui.container({
        parent = main_container,
        x = 0,
        y = 0,
        w = 480,
        h = 30,
        color = 0x4CAF50,
    })

    airui.label({
        parent = title_bar,
        text = "液位仪",
        x = 210,
        y = 8,
        w = 80,
        h = 20,
        font_size = 16,
        color = 0xFFFFFF,
    })

    -- 标题栏公共信息展示
    common_ui.add_battery_display(title_bar)
    common_ui.create_back_button(title_bar, tsb_ywy_page.cleanup)
    ---------------------------------------------------

    -- 滚动容器
    local scroll_container = airui.container({
        parent = main_container,
        x = 0,
        y = 30,
        w = 480,
        h = 270,
        color = 0xFFFFFF,
    })

    --------------------- 第一排控制区 ------------------------
    local control_container = airui.container({
        parent = scroll_container,
        x = 0,
        y = 0,
        w = 480,
        h = 80,
        color = 0xFFFFFF,
    })

    -- 波特率标签
    airui.label({
        parent = control_container,
        text = "波特率：",
        x = 10,
        y = 28,
        w = 60,
        h = 30,
        font_size = 15,
    })

    -- 波特率下拉框
    local baudrate_dropdown = airui.dropdown({
        parent = control_container,
        x = 70,
        y = 20,
        w = 120,
        h = 35,
        options = {"2400", "4800", "9600", "19200", "38400", "57600", "115200"},
        default_index = 2, -- 默认选择9600
        on_change = function(self,idx)
            log.info("baudrate", "选择了波特率：" .. self.options[idx + 1])
        end
    })

    -- 液位仪查询按钮
    local query_btn = airui.button({
        parent = control_container,
        x = 220,
        y = 20,
        w = 100,
        h = 35,
        text = "液位仪查询",
        on_click = function(self)
            log.info("ywy_page", "点击液位仪查询按钮")
            _G.show_page("tsb_ywy_1_page")
        end
    })

    -- 液位仪透传按钮
    local passthrough_btn = airui.button({
        parent = control_container,
        x = 340,
        y = 20,
        w = 100,
        h = 35,
        text = "液位仪透传",
        on_click = function(self)
            log.info("ywy_page", "点击液位仪透传按钮")
            _G.show_page("tsb_ywy_2_page")
        end
    })
    ---------------------------------------------------

    -- 底部信息
    common_ui.create_status_bar(main_container)
end

-- 初始化页面
function tsb_ywy_page.init(params)
    tsb_ywy_page.create_ui()
end

-- 清理页面
function tsb_ywy_page.cleanup()
    -- 停止定时器
    common_ui.cleanup()
    if main_container then
        main_container:destroy()
        main_container = nil
    end
end

return tsb_ywy_page