function love.load()
    physics = require('physics')
    window = {}
    window.x, window.y = love.window.getDesktopDimensions()
    love.window.setMode(window.x, window.y)
    player = {
        x = window.x/2-window.x/20, 
        y = window.y/2-window.y/20, 
        width = 20, 
        height = 80, 
        physics = {
            velocityX = 0,
            velocityY = 0,
            airtime = 0,
            terminalVelocity = 53
        },
        bools = {
            isAirborne = true,
            isWalking = false,
            isRunning = false,
            isFacingRight = true
        },
        attributes = {
            maxRunningSpeed = 2
        },
        functions = {}   
    }
    ground = {
        x = 0,
        y = window.y,
        width = window.x,
        height = 1
    }
    mouse = {}
    function player.functions.getRunningSpeed(runningStatus) if runningStatus then return player.attributes.maxRunningSpeed*2 else return player.attributes.maxRunningSpeed end end
end

function love.update(dt)
    input(player, dt)
    gravity(player, dt)
    mouvement(player, dt)
end

function love.draw()
    love.graphics.rectangle("line", player.x, player.y, player.width, player.height)
    if player.bools.isFacingRight then
        love.graphics.rectangle("line", player.x+10, player.y-20, 20, 20)
    else
        love.graphics.rectangle("line", player.x-10, player.y-20, 20, 20)
    end
end

function isTouching(hitbox1, hitbox2)
end

function input(object, dt)
    object.bools.isWalking = false
    object.bools.isRunning = false
    mouse.x, mouse.y = love.mouse.getPosition
    if love.keyboard.isDown("lshift") then
        object.bools.isRunning = true
    end
    if love.keyboard.isDown("a") and love.keyboard.isDown("d") then
        -- you're stopped now :3c
    elseif love.keyboard.isDown("a") then 
        object.bools.isWalking = true
        if math.abs(object.physics.velocityX) + 0.1 < object.functions.getRunningSpeed(object.bools.isRunning) then object.physics.velocityX = object.physics.velocityX - 0.1 else object.physics.velocityX = object.functions.getRunningSpeed(object.bools.isRunning)* -1 end
    elseif love.keyboard.isDown("d") then 
        object.bools.isWalking = true
        if math.abs(object.physics.velocityX) < object.functions.getRunningSpeed(object.bools.isRunning) then object.physics.velocityX = object.physics.velocityX + 0.1 else object.physics.velocityX = object.functions.getRunningSpeed(object.bools.isRunning) end
    end
end

function love.mousemoved(x, y)
    if x > player.x then
        player.bools.isFacingRight = true
    else
        player.bools.isFacingRight = false
    end
end

function love.keypressed(key)
    if key == "space" then player.physics.velocityY = player.physics.velocityY - 3 end
end