Class = require 'class'
push = require 'push'
require 'Ball'
require 'Paddle'
WINDOW_WIDTH = 1280
WINDOW_HEIGHT = 720
VIRTUAL_WIDTH = 432
VIRTUAL_HEIGHT = 243
PADDLE_SPEED = 200
function love.load()
        math.randomseed(os.time())
        love.graphics.setDefaultFilter('nearest','nearest')
         --paddle1 = Paddle(5, 20, 5, 20)
         --paddle2 = Paddle(VIRTUAL_WIDTH - 10, VIRTUAL_HEIGHT - 30, 5, 20)
        --ball = Ball(VIRTUAL_WIDTH/2 - 2, VIRTUAL_HEIGHT/2 - 2, 5, 5)
        gameState = 'start'
        smallFont = love.graphics.newFont('04B_30__.ttf',8)
        scoreFont = love.graphics.newFont('TitilliumText22L005-webfont.ttf',14)
        player1Score = 0
        player2Score = 0

        love.graphics.setFont(smallFont)

        push:setupScreen(VIRTUAL_WIDTH,VIRTUAL_HEIGHT, WINDOW_WIDTH, WINDOW_HEIGHT, {
                                                        fullscreen = false,
                                                        vsync = true,
                                                        resizeable = false
                                                        })
        paddle1 = Paddle(5, 20, 5, 20)
        paddle2 = Paddle(VIRTUAL_WIDTH - 10, VIRTUAL_HEIGHT - 30, 5, 20)
        ball = Ball(VIRTUAL_WIDTH/2 - 2, VIRTUAL_HEIGHT/2 - 2, 5, 5)
        gameState = 'play'

        --player1Score = 0
        --player2Score = 0
end
function love.draw()
        push:apply('start')
        love.graphics.clear(40/255,45/255,52/255,255/255)
        scoreFont = love.graphics.newFont('TitilliumText22L005-webfont.ttf',20)
        smallFont = love.graphics.newFont('04B_30__.TTF',13)
        love.graphics.setFont(smallFont)
        if gameState == 'start' then
                love.graphics.printf('Hello Start State!', 0,20, VIRTUAL_WIDTH, 'center')
        elseif gameState == 'play' then
                love.graphics.printf('Hello Play State!', 0, 20, VIRTUAL_WIDTH, 'center')
        end
        love.graphics.setFont(scoreFont)
        love.graphics.print(player1Score, VIRTUAL_WIDTH/2  - 50, VIRTUAL_HEIGHT /3)
        love.graphics.print(player2Score, VIRTUAL_WIDTH/2+30, VIRTUAL_HEIGHT/3)
        ball:render()
        paddle1:render()
        paddle2:render()
        displayFPS()
        push:apply('end')
end

function love.update(dt)
        paddle1:update(dt)
        paddle2:update(dt)
        ball:render()
        if love.keyboard.isDown('w') then
                paddle1.dy = -PADDLE_SPEED
        elseif love.keyboard.isDown('s') then
                paddle1.dy = PADDLE_SPEED
        else
                paddle1.dy = 0
        end

        if love.keyboard.isDown('up') then
                paddle2.dy = -PADDLE_SPEED
        elseif love.keyboard.isDown('down') then
                paddle2.dy = PADDLE_SPEED
        else
                paddle2.dy = 0
        end
        if gameState == 'play' then
                ball:update(dt)
        end
end
function love.keypressed(key)
        if key == 'escape' then
                love.event.quit()
        elseif key == 'enter' or key == 'return' then
                if gameState == 'start' then
                        gameState = 'play'
                else
                        gameState = 'start'
                        ball:reset()
                end
        end
end
function displayFPS()
        love.graphics.setColor(0,1,0,1)
        love.graphics.setFont(smallFont)
        love.graphics.print('FPS: ' .. tostring(love.timer.getFPS()), 40, 20)
        love.graphics.setColor(1, 1, 1, 1)
end