local antiSpam = {}
local antiSpamTime = 1000

function isPlayerInRangeOfPoint(player,x,y,z,range)
    local px,py,pz=getElementPosition(player)
    return ((x-px)^2+(y-py)^2+(z-pz)^2)^0.5<=range
end

function clearAntiSpam(player)
    destroyElement(antiSpam[player])
end

function main(message, messageType)
    if (message == "") or (message == " ") then return true end

    local plrTable = {}
    local pX, pY, pZ = getElementPosition(source)
    local sourceNick = getPlayerName(source)

    for i, v in ipairs(getElementsByType("player")) do
        if (isPlayerInRangeOfPoint(v, pX, pY, pZ, range)) then
            table.insert(plrTable, v)
        end
    end

    local playerCount = #plrTable - 1

    for _, v in pairs(plrTable) do
        if (isPlayerInRangeOfPoint(source, pX, pY, pZ, range)) then
            outputChatBox("[Local Chat]["..playerCount.."] "..sourceNick.." "..message, v, 200, 50, 150)
            setTimer(clearAntiSpam, antiSpamTime, 1, player)
        end
    end

    antiSpam[player] = getTickCount()
end
addEventHandler("onPlayerChat", root, main)