function love.load()
love.graphics.setBackgroundColor(1, 1, 1)
images = {}
for nameIndex, name in ipairs({
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
'pip_heart', 'pip_diamond', 'pip_club', 'pip_spade',
'mini_heart', 'mini_diamond', 'mini_club', 'mini_spade',
'card', 'card_face_down',
'face_jack', 'face_queen', 'face_king',
}) do
images[name] = love.graphics.newImage('images/'..name..'.png')
end
deck = {}
for suitIndex, suit in ipairs({'club', 'diamond', 'heart', 'spade'}) do
for rank = 1, 13 do
table.insert(deck, {suit = suit, rank = rank})
end
end
function takeCard(hand)
table.insert(hand, table.remove(deck, love.math.random(#deck)))
end
playerHand = {}
takeCard(playerHand)
takeCard(playerHand)
dealerHand = {}
takeCard(dealerHand)
takeCard(dealerHand)
roundOver = false
function getTotal(hand)
local total = 0
local hasAce = false
for cardIndex, card in ipairs(hand) do
if card.rank > 10 then
total = total + 10
else
total = total + card.rank
end
if card.rank == 1 then
hasAce = true
end
end
if hasAce and total <= 11 then
total = total + 10
end
return total
end
end
function love.keypressed(key)
if not roundOver then
if key == 'h' then
takeCard(playerHand)
if getTotal(playerHand) >= 21 then
roundOver = true
end
elseif key == 's' then
roundOver = true
end
if roundOver then
while getTotal(dealerHand) < 17 do
takeCard(dealerHand)
end
end
else
love.load()
end
end
function love.draw()
local output = {}
table.insert(output, 'Player hand:')
for cardIndex, card in ipairs(playerHand) do
table.insert(output, 'suit: '..card.suit..', rank: '..card.rank)
end
table.insert(output, 'Total: '..getTotal(playerHand))
table.insert(output, '')
table.insert(output, 'Dealer hand:')
for cardIndex, card in ipairs(dealerHand) do
if not roundOver and cardIndex == 1 then
table.insert(output, '(Card hidden)')
else
table.insert(output, 'suit: '..card.suit..', rank: '..card.rank)
end
end
if roundOver then
table.insert(output, 'Total: '..getTotal(dealerHand))
else
table.insert(output, 'Total: ?')
end
if roundOver then
table.insert(output, '')
local function hasHandWon(thisHand, otherHand)
return getTotal(thisHand) <= 21
and (
getTotal(otherHand) > 21
or getTotal(thisHand) > getTotal(otherHand)
)
end
if hasHandWon(playerHand, dealerHand) then
table.insert(output, 'Player wins')
elseif hasHandWon(dealerHand, playerHand) then
table.insert(output, 'Dealer wins')
else
table.insert(output, 'Draw')
end
end
local function drawCard(card, x, y)
love.graphics.setColor(1, 1, 1)
love.graphics.draw(images.card, x, y)
love.graphics.setColor(0, 0, 0)
love.graphics.draw(images[card.rank], x + 3, y + 4)
end
local testHand1 = {
{suit = 'club', rank = 1},
{suit = 'diamond', rank = 2},
{suit = 'heart', rank = 3},
{suit = 'spade', rank = 4},
{suit = 'club', rank = 5},
{suit = 'diamond', rank = 6},
{suit = 'heart', rank = 7},
}
for cardIndex, card in ipairs(testHand1) do
drawCard(card, (cardIndex - 1) * 60, 0)
end
local testHand2 = {
{suit = 'spade', rank = 8},
{suit = 'club', rank = 9},
{suit = 'diamond', rank = 10},
{suit = 'heart', rank = 11},
{suit = 'spade', rank = 12},
{suit = 'club', rank = 13},
}
for cardIndex, card in ipairs(testHand2) do
drawCard(card, (cardIndex - 1) * 60, 80)
end
end