local display = false

-- Event variables to track UI state
local uiInitialized = false
local pendingPlayerData = nil

-- Otevření/zavření scoreboardu
RegisterCommand("toggleScoreboard", function()
    display = not display
    if display then
        -- Požádej server o aktuální data o hráčích
        TriggerServerEvent('requestPlayerList')
    end
    SetDisplay(display)
end)

RegisterNUICallback("close", function(data, cb)
    SetDisplay(false)
    cb('ok')
end)

-- Inicializace UI a nastavení viditelnosti
function SetDisplay(bool)
    display = bool
    SetNuiFocus(bool, bool)
    SendNUIMessage({
        type = "ui",
        display = bool
    })
    
    -- If we're showing the scoreboard and we already have pending data, send it now
    if bool and pendingPlayerData then
        SendNUIMessage({
            type = "updatePlayers",
            players = pendingPlayerData.players,
            playerCount = pendingPlayerData.playerCount
        })
        pendingPlayerData = nil
    end
    
    -- Mark UI as initialized after first display
    if bool then
        uiInitialized = true
    end
end

-- Funkce pro aktualizaci seznamu rolí
function UpdatePlayerRoles(players)
    local playerWithRoles = {}
    
    for _, player in ipairs(players) do
        -- This is where we would process player data if needed
        -- The role data now comes directly from the server
        table.insert(playerWithRoles, player)
    end
    
    return playerWithRoles
end

-- Přijímání dat o hráčích ze serveru
RegisterNetEvent('updatePlayerList')
AddEventHandler('updatePlayerList', function(players)
    -- Apply any client-side processing to the player data
    local processedPlayers = UpdatePlayerRoles(players)
    
    -- If UI is initialized and displayed, update it immediately
    if uiInitialized and display then
        SendNUIMessage({
            type = "updatePlayers",
            players = processedPlayers,
            playerCount = #processedPlayers
        })
    else
        -- Otherwise store the data for when the UI becomes visible
        pendingPlayerData = {
            players = processedPlayers,
            playerCount = #processedPlayers
        }
    end
end)

-- Initialize
Citizen.CreateThread(function()
    -- This thread can be used for any initialization logic
    -- For now, we're just ensuring the UI state is properly set
    Wait(1000)
    SetDisplay(false)
end)