printBahnhofMonitors

trainWaitTime = 10

--Prints Texts on monitors and sets trains free
function monitorPainting()
    print("Monitorpainting wird gestartet....")
    rednet.open("back")

    local monitors = nil
    if os.getComputerLabel() == "Bahnhof1" then
        monitors = {peripheral.wrap( "monitor_0" ),peripheral.wrap( "monitor_1" ),peripheral.wrap( "monitor_2" ),peripheral.wrap( "monitor_6" )}
    elseif os.getComputerLabel() == "Bahnhof2" then
        monitors = {peripheral.wrap( "monitor_3" ),peripheral.wrap( "monitor_4" ),peripheral.wrap( "monitor_7" ),peripheral.wrap( "monitor_8" )}
    end



    local zugPlan = {}
    myApi.executeTableFunction(monitors, "setTextScale",0.7)

    while true do
        local senderId, message, protocol = rednet.receive()
        local targets = textutils.unserialize(message)

        myApi.executeTableFunction(monitors, "clear")
        myApi.executeTableFunction(monitors, "setTextColor", colors.white)
        myApi.executeTableFunction(monitors, "setCursorPos", 1, 1)
        myApi.executeTableFunction(monitors, "write", "Zug     Gleis     Ziel           ETA   Abfahrt")

        local zeile = 2
        local nextZug = ""
        for k, v in pairs( targets ) do
            local gleis = myApi.getGleisFromPosX(v["Position"])
            if string.find(k, "Locomotive") and (gleis ~= "?") then
                if zugPlan[k] == nil then
                    zugPlan[k] = os.clock()
                end

                if os.clock()-zugPlan[k] > trainWaitTime then
                    if nextZug == "" or (os.clock()-zugPlan[nextZug]) < (os.clock()-zugPlan[k]) then
                        nextZug = k
                    end
                end

                local ankunft = 0

                if zugPlan[k] ~= nil then
                    ankunft = (trainWaitTime - (os.clock()-zugPlan[k]))
                    if ankunft < 0 then
                        ankunft = 0
                    end
                end
                myApi.executeTableFunction(monitors, "setCursorPos", 1, zeile)
                myApi.executeTableFunction(monitors, "write", myApi.fillMyString(v["RouteDestination"],5) .. "    " .. gleis .. "       Ölplattform    0min  ".. math.floor(ankunft) .."sek" )

                if (trainWaitTime - (os.clock()-zugPlan[k])) < -1 then
                    myApi.executeTableFunction(monitors, "setTextColor", colors.red)
                    myApi.executeTableFunction(monitors, "write", " +" .. math.floor(math.abs(trainWaitTime - (os.clock()-zugPlan[k])) ) )
                    myApi.executeTableFunction(monitors, "setTextColor", colors.white)
                end

                zeile = zeile + 1

            end
        end

        if nextZug ~= "" and colors.test(redstone.getBundledInput("bottom"), colors.lightGray) and (not colors.test(redstone.getBundledInput("bottom"), colors.red) ) then
            if myApi.getGleisFromPosX( targets[nextZug]["Position"] ) == 1 then
                redstone.setBundledOutput("bottom", colors.white)
            elseif myApi.getGleisFromPosX( targets[nextZug]["Position"] ) == 2 then
                redstone.setBundledOutput("bottom", colors.yellow)
            elseif myApi.getGleisFromPosX( targets[nextZug]["Position"] ) == 3 then
                redstone.setBundledOutput("bottom", colors.lime)
            elseif myApi.getGleisFromPosX( targets[nextZug]["Position"]) == 4 then
                redstone.setBundledOutput("bottom", colors.pink)
            elseif myApi.getGleisFromPosX( targets[nextZug]["Position"] ) == 5 then
                redstone.setBundledOutput("bottom", colors.cyan)
            end

            zugPlan[nextZug] = nil
            nextZug = ""

            sleep(3)
            redstone.setBundledOutput("bottom", 0)
        else
            sleep(0.5)
            redstone.setBundledOutput("bottom", 0)
        end

    end
end