local QBCore = exports['qb-core']:GetCoreObject()
local isMenuOpen = false
local currentRestaurant = nil
local currentPage = 1

-- DrawText3D Funktion
local function DrawText3D(x, y, z, text)
    SetTextScale(0.35, 0.35)
    SetTextFont(4)
    SetTextProportional(1)
    SetTextColour(255, 255, 255, 215)
    SetTextEntry("STRING")
    SetTextCentre(1)
    AddTextComponentString(text)
    SetDrawOrigin(x,y,z, 0)
    DrawText(0.0, 0.0)
    local factor = (string.len(text)) / 370
    DrawRect(0.0, 0.0+0.0125, 0.017+ factor, 0.03, 0, 0, 0, 75)
    ClearDrawOrigin()
end

-- Event zum Öffnen der Speisekarte
RegisterNetEvent('qb-menu:openRestaurantMenu')
AddEventHandler('qb-menu:openRestaurantMenu', function(restaurant)
    if isMenuOpen then return end
    
    currentRestaurant = restaurant
    currentPage = 1
    isMenuOpen = true
    
    SetNuiFocus(true, true)
    SendNUIMessage({
        action = "open",
        menu = Config.Restaurants[restaurant],
        page = 1
    })
end)

-- Funktion zum Schließen des Menüs
function CloseMenu()
    if isMenuOpen then
        isMenuOpen = false
        SetNuiFocus(false, false)
        SendNUIMessage({
            action = "close"
        })
        currentRestaurant = nil
    end
end

-- Hauptschleife
CreateThread(function()
    while true do
        Wait(0)
        if isMenuOpen then
            -- ESC-Taste zum Schließen
            if IsControlJustPressed(0, 177) then -- 177 = ESC
                CloseMenu()
            end
        else
            Wait(1000)
        end
    end
end)

-- Zweite Hauptschleife für Locations
CreateThread(function()
    while true do
        local sleep = 1000
        local playerPed = PlayerPedId()
        local playerCoords = GetEntityCoords(playerPed)
        local isNearMenu = false

        for restaurant, data in pairs(Config.Restaurants) do
            local distance = #(playerCoords - data.location)
            
            if distance < 2.0 then
                isNearMenu = true
                sleep = 0
                
                if not isMenuOpen then
                    DrawText3D(data.location.x, data.location.y, data.location.z + 1.0, "Drücke [E] um " .. data.label .. " zu öffnen")
                    
                    if IsControlJustReleased(0, 38) then
                        TriggerEvent('qb-menu:openRestaurantMenu', restaurant)
                        Wait(100)
                    end
                end
            end
        end

        if not isNearMenu and isMenuOpen then
            CloseMenu()
        end

        Wait(sleep)
    end
end)

-- NUI Callbacks
RegisterNUICallback('close', function(data, cb)
    CloseMenu()
    cb('ok')
end)

RegisterNUICallback('changePage', function(data, cb)
    currentPage = data.page
    SendNUIMessage({
        action = "updatePage",
        menu = Config.Restaurants[currentRestaurant],
        page = currentPage
    })
    cb('ok')
end)

-- Event Handler für das Schließen
RegisterNetEvent('qb-menu:client:closeMenu')
AddEventHandler('qb-menu:client:closeMenu', function()
    CloseMenu()
end)

-- Cleanup beim Resource Stop
AddEventHandler('onResourceStop', function(resourceName)
    if (GetCurrentResourceName() ~= resourceName) then return end
    if isMenuOpen then
        CloseMenu()
    end
end)