local class = require "libs.clasp"
local utils = require "utils"
local term  = utils.term
local info  = utils.log.info
local warn  = utils.log.warn
local err   = utils.log.err
local fatal = utils.log.fatal

function enum(vals)
    local out = {}
    local count = 0
    for k,v in ipairs(vals) do
        out[v] = k
        out[k] = v
        count = count + 1
    end
    out._Count = count
    return out
end

local Vec2 = class {
    init = function(self, x, y) 
        self.x = x
        self.y = y
    end
}

local CardSeed = enum {
    'Heart', 
    'Spade', 
    'Diamond',
    'Club',
}

local card_size = Vec2(20, 29)

local Card = class {
    init = function(self, n, s, tex)
        self.image = tex
        self.number = n
        self.seed = s
        self.x = 0
        self.y = 0

        local offx = n - 1
        local offy = s - 1
        self.quad = love.graphics.newQuad(
            offx * card_size.x, 
            offy * card_size.y, 
            card_size.x, 
            card_size.y, 
            tex
        )
    end,
    draw = function(self)
        love.graphics.draw(
            self.image, 
            self.quad, 
            self.x,
            self.y
        )
    end
}

local CardData = class {
    init = function(self, img_path) 
        self.image = love.graphics.newImage(img_path)
        self.cards = {}

        for s=1,CardSeed._Count do 
            local seed = {}
            for n=1,10 do
                seed[n] = Card(n, s, self.image)
            end
            self.cards[s] = seed
        end
    end,
}

local card_data = null

function love.load()
    love.graphics.setDefaultFilter('nearest', 'nearest', 0)
    card_data = CardData('assets/cards.png')
end

function love.draw()
end

function love.update(dt)
    if love.keyboard.isDown('q') or 
       love.keyboard.isDown('escape') 
    then
        love.event.quit(0)
    end
end