Teamspeak TS 3 TS3 Plugin LUA Script - mtG Checker Script

function mtGChecker(serverConnectionHandlerID)
    local mtGCheckerPrefix = "[mtGChecker]"
    local oldNick = ts3.getClientSelfVariableAsString(serverConnectionHandlerID, ts3defs.ClientProperties.CLIENT_NICKNAME)
    -- ts3.printMessageToCurrentTab("SID: "..serverConnectionHandlerID)
    ts3.setClientSelfVariableAsString(serverConnectionHandlerID, ts3defs.ClientProperties.CLIENT_NICKNAME, "Lore")
    -- wsleep(0.1)
    local error = ts3.flushClientSelfUpdates(serverConnectionHandlerID)
    if error == ts3errors.ERROR_client_nickname_inuse then
        ts3.printMessageToCurrentTab(mtGCheckerPrefix.." [b][color=red]Lore ist gerade online![/color][/b]")
    elseif error ~= ts3errors.ERROR_ok then
        ts3.printMessageToCurrentTab(mtGCheckerPrefix.." [b][color=green]Lore ist gerade offline![/color][/b]")
    else
        ts3.printMessageToCurrentTab(mtGCheckerPrefix.." [b][color=grey]Onlinestatus von Lore unbekannt![/color][/b]")
    end
    wsleep(0.1)
    ts3.setClientSelfVariableAsString(serverConnectionHandlerID, ts3defs.ClientProperties.CLIENT_NICKNAME, "Kev")
    -- wsleep(0.1)
    local error = ts3.flushClientSelfUpdates(serverConnectionHandlerID)
    if error == ts3errors.ERROR_client_nickname_inuse then
        ts3.printMessageToCurrentTab(mtGCheckerPrefix.." [b][color=red]Kev ist gerade online![/color][/b]")
    elseif error ~= ts3errors.ERROR_ok then
        ts3.printMessageToCurrentTab(mtGCheckerPrefix.." [b][color=green]Kev ist gerade offline![/color][/b]")
    else
        ts3.printMessageToCurrentTab(mtGCheckerPrefix.." [b][color=grey]Onlinestatus von Kev unbekannt![/color][/b]")
    end
    wsleep(0.1)
    ts3.setClientSelfVariableAsString(serverConnectionHandlerID, ts3defs.ClientProperties.CLIENT_NICKNAME, "Sling")
    -- wsleep(0.1)
    local error = ts3.flushClientSelfUpdates(serverConnectionHandlerID)
    if error == ts3errors.ERROR_client_nickname_inuse then
        ts3.printMessageToCurrentTab(mtGCheckerPrefix.." [b][color=red]Sling ist gerade online![/color][/b]")
    elseif error ~= ts3errors.ERROR_ok then
        ts3.printMessageToCurrentTab(mtGCheckerPrefix.." [b][color=green]Kev ist gerade offline![/color][/b]")
    else
        ts3.printMessageToCurrentTab(mtGCheckerPrefix.." [b][color=grey]Onlinestatus von Kev unbekannt![/color][/b]")
    end
    wsleep(0.1)
    ts3.setClientSelfVariableAsString(serverConnectionHandlerID, ts3defs.ClientProperties.CLIENT_NICKNAME, oldNick)
    -- wsleep(0.1)
    ts3.flushClientSelfUpdates(serverConnectionHandlerID)
end