karten = {}

function createDeck()
    local deck = {}
    local suits = {"Herz", "Karo", "Pik", "Kreuz"}
    local values = {2, 3, 4, 5, 6, 7, 8, 9, 10, 10, 10, 10, 11} -- 10, J, Q, K sind alle 10, A ist 11
    for _, suit in ipairs(suits) do
        for _, value in ipairs(values) do
            table.insert(deck, {suit = suit, value = value})
        end
    end
    return deck
end

function shuffleDeck(deck)
    for i = #deck, 2, -1 do
        local j = love.math.random(i)
        deck[i], deck[j] = deck[j], deck[i]
    end
end

function hit(hand)
    local card = table.remove(deck)
    table.insert(hand, card)
end

function handValue(hand)
    local value = 0
    local aces = 0
    for _, card in ipairs(hand) do
        value = value + card.value
        if card.value == 11 then
            aces = aces + 1
        end
    end
    while value > 21 and aces > 0 do
        value = value - 10
        aces = aces - 1
    end
    return value
end

return karten