Build & Draw

Model = { type = 0, width = 50, height = 0, foreground = false,
             friction =0.3,  restitution = 0.3, angle = 0,
             color = tonumber("FF0056", 16),
             miceCollision = true, groundCollision = true,
             dynamic = false, fixedRotation = false, mass = 50,
             linearDamping = 0, angularDamping = 0 }
objID = 0
playID = 0
Players = {}
function eventNewPlayer(k)
    playID = playID + 1
    system.bindMouse(k, true)
    Players[k] = {}
    Players[k].plank = Model
    Players[k].rest = 700
    Players[k].id = playID
    Players[k].objs = {}
    for k,v in pairs({66, 78}) do
        tfm.exec.bindKeyboard(k, v, true, true)
    end
end
for k,v in pairs(tfm.get.room.playerList) do
    eventNewPlayer(k)
end

function eventChatCommand(name, cmd)
    local args = {}
    for arg in cmd:gmatch("[^%s]+") do
        table.insert(args, arg)
    end
    if args[1]=="ro" then
        Players[name].plank.angle = tonumber(args[2])
    end
    if args[1]=="clear" then
        for k,v in pairs(Players[name].objs) do
            tfm.exec.removePhysicObject(v)
        end
        Players[name].objs = {}
    end
    if args[1]=="undo" then
        if args[2] then
            for i=tonumber(math.abs(args[2])),1,-1 do
                tfm.exec.removePhysicObject(Players[name].objs[#Players[name].objs])
                table.remove(Players[name].objs, #Players[name].objs)
            end
        else
            tfm.exec.removePhysicObject(Players[name].objs[#Players[name].objs])
            table.remove(Players[name].objs)
        end
    end
end
function eventMouse(name, x, y)
    if Players[name].rest <=0 then
        local ans =  "<font face='Soopafresh' size='20'>You have no more planks left, you can use undo to remove the last object spawned "
        ui.addPopup(Players[name].id, 0, name, ans, 100, 50, 200, true)
        return
    end
    objID = objID + 1
    tfm.exec.addPhysicObject(objID, x, y, Players[name].plank)
    Players[name].objs[#Players[name].objs+1] = objID
    Players[name].rest = Players[name].rest - 1
end



-- This part below doesn't work, you can fix it if you want.
function eventKeyboard(name, keycode, down, x, y)
    if keycode==78 then -- here, keycode isn't detected
        Players[name].plank.angle = Players[name].plank.angle + 5
    elseif keycode==66 then
        Players[name].plank.angle = Players[name].plank.angle -5
    end
    tfm.exec.addShamanObject(0, x+20, y, Players[name].plank.angle)
end