查看“模块:SteamPrice”的源代码

local p = {}
-- JSON字符串
-- https://store.steampowered.com/api/appdetails?appids=245170&cc=cn&filters=price_overview

--data = mw.loadJsonData("https://store.steampowered.com/api/appdetails?appids=245170&cc=cn.json")

local json_str = [[
{
  "245170": {
    "success": true,
    "data": {
      "price_overview": {
        "currency": "CNY",
        "initial": 8000,
        "final": 8000,
        "discount_percent": 0,
        "initial_formatted": "",
        "final_formatted": "¥ 80.00"
      }
    }
  }
}
]]

-- 安全提取价格信息的工具函数
local function getPriceOverview()
    -- 逐层检查字段是否存在
    if type(data) ~= "table" then
        return nil, "Invalid JSON data"
    end
    
    local appData = data[appid]
    if not appData or not appData.success then
        return nil, "Failed to fetch app data"
    end
    
    local gameData = appData.data
    if not gameData then
        return nil, "No game data available"
    end
    
    return gameData.price_overview  -- 可能为nil
end

-- 获取价格信息（带默认值）
local priceOverview = getPriceOverview()

function p.discount()
    if not priceOverview then
        return "N/A"  -- 默认值或错误提示
    end
    return string.format('%d%%', priceOverview.discount_percent)
end

function p.price()
    if not priceOverview or not priceOverview.final_formatted then
        return "价格信息不可用"  -- 默认值
    end
    return priceOverview.final_formatted
end

return p