ElevatorCaller

--Code by MrDj200 2016.

--Put your level under this (Note: The last entry has NO "," at the end!)
levels = {  "ExampleTop",
                "ExampleMiddle",
                "ExampleBottom"
            }

-- Put your ComputerID's in the same order as above(Note: The last entry has NO "," at the end!)
IDs =   {   1,
                5,
                3
            }

--On what side is your Wireless Modem? ( "bottom" | "top" | "back" | "front" | "right" | "left" )
rednetSide = "left"

--What line and row to start the buttons:
line = 3
row= 10
space = 1

--The Code starts here. Dont change anything, unless you know what you are doing ;P

term.clear()
term.setBackgroundColor(colors.red)
lineNums = {}

function fncButton(x, y)
    --print( "The mouse button 1 was pressed at ", x, " and ", y )

    for k, v in pairs(levels) do
        if y == lineNums[k] then
            if x > row - 1 and x < row + #levels[k] + 1 then
                rednet.open(rednetSide)
                rednet.send(IDs[k])
            end
        end
    end

end

for k, v in pairs(levels) do
    term.setCursorPos(row, line)
    term.write(v)
    lineNums[k] = line
    line = line + 1 + space
end

while true do
  local event, button, x, y = os.pullEvent( "mouse_click" )

  --print( "The mouse button ", button, " was pressed at ", x, " and ", y )

    if (button == 1) then
        fncButton(x, y)
    end

 end