Snake game

local users = {"Eliaseeg", "Uriburu"}
local score1 = 0
local score2 = 0
local ID = 1
local main = {X=100,Y = 200, lenght = 2}
local colors = {[0] = 0}
local snakeTail = {[1] = {X = 9999, Y= 9999}}
local food = {X = 999, Y = 999}
local pX = main.X
local pY = main.Y
local dirY = 0
local dirX = 0
local gameOver = false
local snake_up,snake_down,snake_left,snake_right = false,false,false,false

function showUI()
    ui.addTextArea(0, "", nil, 05, 33, 370, 320, 0x6a7495, 0xFFFFFF, 1, true)
    ui.addTextArea(1, "<font size='20'>"..users[1].." - "..score1, nil, 05, 365, 320, 100, 0x6a7495, 0xFFFFFF, 1, true)
    ui.addTextArea(8888, "<font size='20'>"..users[2].." - "..score2, nil, 440, 365, 320, 100, 0x6a7495, 0xFFFFFF, 1, true)
    ui.addTextArea(9999, "", nil, 387, 33, 370, 320, 0x6a7495, 0xFFFFFF, 1, true)
end

function colorCell(pX,pY)
    ID = ID+1
    ui.addTextArea(ID, "■</font>", nil, pX, pY, 25, 25, 0, 0, 0, true)
    snakeTail[ID] = {X = pX, Y= pY}
    if ID >= main.lenght then
        ID = 1
    end
end

function addFood()
    food.X = math.floor(math.random()*77)*10
    food.Y = math.floor(math.random()*33)*10
    ui.addTextArea(99, "<font color='#F95555'>■</font>", nil, food.X, food.Y, 25, 25, 0, 0, 0, true)
end

function eventLoop()
    if gameOver == false then
        pY = pY+dirY
        pX = pX+dirX
        ui.addTextArea(999, "■</font>", nil, pX, pY, 25, 25, 0, 0, 0, true)
            colorCell(pX, pY)
        if pX >= 790 then pX = 10
            elseif pX <= 10 then pX = 790
            elseif pY >= 390 then pY = 10
            elseif pY <= 10 then pY = 390
        end
        if pX == food.X and pY == food.Y then
            main.lenght = main.lenght+1
            addFood()
        end
    end
end

function eventKeyboard(player, keyCode, down, posX, posY)
-- up = 73, left = 74, down = 75, right = 76
    dirX = 0
    dirY = 0
    if keyCode == 76 and not snake_left then
        dirX = 10
        snake_up,snake_down,snake_left,snake_right = false,false,true,false
    elseif keyCode == 74 and not snake_right then
        dirX = -10
        snake_up,snake_down,snake_left,snake_right = false,false,false,true
    elseif keyCode == 73 and not snake_down then
        dirY = -10
        snake_up,snake_down,snake_left,snake_right = false,true,false,false
    elseif keyCode == 75 and not snake_up then
        dirY = 10
        snake_up,snake_down,snake_left,snake_right = true,false,false,false
    end
end

function onLoad()
    tfm.exec.disableAutoShaman(true)
    tfm.exec.disableAutoNewGame(true)
    tfm.exec.disableAfkDeath(true)
    tfm.exec.newGame('<C><P /><Z><S><S L="10" H="48" X="145" Y="-319" T="0" P="0,0,0.3,0.2,0,0,0,0" /><S L="10" H="46" X="97" Y="-318" T="0" P="0,0,0.3,0.2,0,0,0,0" /><S L="58" H="10" X="121" Y="-338" T="0" P="0,0,0.3,0.2,0,0,0,0" /><S L="58" X="121" H="10" Y="-299" T="0" P="0,0,0.3,0.2,0,0,0,0" /></S><D><DS Y="-317" X="118" /></D><O /></Z></C>')
    for none, name in pairs(users) do
        for i=1,100 do
            tfm.exec.bindKeyboard(name, i, true, true)
        end
    end
    showUI()
    addFood()
end

onLoad()