local Utils = {}

--> Services
local ReplicatedStorage = game:GetService("ReplicatedStorage")

--> Variables
local PlayerDataFolder = ReplicatedStorage:WaitForChild("PlayerData")

--> Constants

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function Utils:GetPlayerDataFolder(Player: Player)
    local pData = PlayerDataFolder:FindFirstChild(Player.UserId)
    if pData then return pData end
    warn("玩家数据不存在: " .. Player.Name)
    return nil
end

function Utils:CreateFolder(Name: string, Parent: Instance)
    local Folder = Instance.new("Folder")
    Folder.Name = Name
    Folder.Parent = Parent
    return Folder
end

function Utils:SetAttributesList(Object: Instance, Attributes: table)
    for Attribute, Value in Attributes do
        Object:SetAttribute(Attribute, Value)
    end
end

function Utils:GenUniqueId(t: table)
    local min_id = 1
    while t[min_id] ~= nil do
        min_id = min_id + 1
    end
    return min_id
end

-- function Utils:GetJsonIdData(JsonName: string, id: number)
--     local JsonData = require(ReplicatedStorage.Json[JsonName])
--     for _, item in ipairs(JsonData) do
--         if item.id == id then
--             return item
--         end
--     end
--     return nil -- 没找到对应id
-- end

function Utils:GetIdDataFromJson(JsonData: table, id: number)
    -- 遍历JsonData，查找id字段等于目标id的项
    for _, item in ipairs(JsonData) do
        if item.id == id then
            return item
        end
    end
    return nil -- 没有找到对应id
end

function Utils:GetMaxIdFromJson(JsonData: table)
    local maxId = 0
    for _, item in ipairs(JsonData) do
        if item.id > maxId then
            maxId = item.id
        end
    end
    return maxId
end

-- 将字符串数组转化成真正的数组表，"[1,10,2,10]" -> {1,10,2,10}
function Utils:StringArrayToTable(StringArray: string)
    if type(StringArray) ~= "string" then return {} end
    -- 去除首尾的中括号
    local content = StringArray:match("%[(.*)%]")
    if not content or content == "" then return {} end
    local result = {}
    for value in string.gmatch(content, "[^,]+") do
        local num = tonumber(value)
        if num then
            table.insert(result, num)
        else
            table.insert(result, value)
        end
    end
    return result
end

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return Utils