Main/resources/[inventory]/nordi_coffeemachine/server.lua

local QBCore = exports['qb-core']:GetCoreObject()

-- Debug Print Funktion
local function Debug(msg)
    print("^2[Coffee Debug] ^7" .. msg)
end

-- Function to check if player has an item
local function HasItem(source, itemName, amount)
    local items = exports["tgiann-inventory"]:GetPlayerItems(source)
    if not items then return false end
    
    local count = 0
    for _, item in pairs(items) do
        if item.name == itemName then
            count = count + item.count
            if count >= amount then
                return true
            end
        end
    end
    
    return false
end

-- Event for client to check if player has an item
RegisterNetEvent('coffee-script:checkItem', function(itemName, amount, callbackEvent)
    local src = source
    local hasItem = HasItem(src, itemName, amount)
    TriggerClientEvent(callbackEvent, src, hasItem)
end)

RegisterNetEvent('coffee-script:giveCoffee')
AddEventHandler('coffee-script:giveCoffee', function(itemName, requirements)
    Debug("Give coffee event triggered")
    local src = source
    local Player = QBCore.Functions.GetPlayer(src)

    if Player then
        -- Überprüfe ob das Item in den erlaubten Kaffee-Optionen ist
        local isValidItem = false
        for _, coffee in ipairs(Config.CoffeeOptions) do
            if coffee.item == itemName then
                isValidItem = true
                break
            end
        end

        if isValidItem then
            Debug("Valid coffee item requested")
            -- Überprüfe nochmal die Zutaten
            local hasAllItems = true
            for _, requirement in ipairs(requirements) do
                if not HasItem(src, requirement.item, requirement.amount) then
                    hasAllItems = false
                    break
                end
            end

            if hasAllItems then
                Debug("Player has all required items")
                -- Entferne die benötigten Items
                for _, requirement in ipairs(requirements) do
                    exports["tgiann-inventory"]:RemoveItem(src, requirement.item, requirement.amount)
                    TriggerClientEvent('inventory:client:ItemBox', src, QBCore.Shared.Items[requirement.item], "remove")
                end

                -- Gebe das fertige Getränk
                exports["tgiann-inventory"]:AddItem(src, itemName, 1)
                TriggerClientEvent('inventory:client:ItemBox', src, QBCore.Shared.Items[itemName], "add")
                TriggerClientEvent('QBCore:Notify', src, "Du hast einen " .. QBCore.Shared.Items[itemName].label .. " zubereitet!", "success")
            else
                Debug("Player missing required items")
                TriggerClientEvent('QBCore:Notify', src, "Du hast nicht alle benötigten Zutaten!", "error")
            end
        else
            Debug("Invalid coffee item requested: " .. itemName)
            TriggerClientEvent('QBCore:Notify', src, "Fehler bei der Kaffeezubereitung!", "error")
        end
    end
end)