porter

os.loadAPI("button")
dhd = peripheral.wrap("back")
m = peripheral.wrap("right")
locations = {}
local page = 1
local pages = 0

function dialLocation(info)
  print(dhd.getStoredName(2))
  outputLocations(locations[i])
  dhd.terminate()
  dhd.dialStored(info - 1)
  button.toggleButton(location[o])
end

function generateLocations()
  for i=0, address_count - 1 do
    locations[i + 1] = dhd.getStoredName(i)
  end
end

function terminate()
  dhd.terminate()
  button.toggleButton("Terminate")
end

function fillTable()
  m.clear()
  button.clearTable()
  local totalrows = dhd.getStoredCount()
  local col = 2
  local row = 12
  local countRow = 1
  local currName = 0
  local npp = 12
  pages = math.ceil(totalrows/npp)
  print("Total Rows: "..totalrows)
  for o=1, address_count do
    currName = currName + 1
    if currName > npp*(page-1) and currName < npp*page+1 then
      row = 4+(countRow)
      --locations[o] = string.sub(location, 0, 17)
      button.setTable(string.sub(locations[o], 0, 17), dialLocation, o..":"..o, col, col+17, row, row)
      if col == 21 then
        col = 2
        countRow = countRow+2
      else
        col = col+19
      end
    end
  end
  button.setTable("Next Page", nextPage, "", 21, 38, 1, 1)
  button.setTable("Prev Page", prevPage, "", 2, 19, 1, 1)
  button.setTable("Refresh", generateLocations, "", 21, 38, 19, 19)
  button.setTable("Terminate", terminate, "", 2, 19, 19, 19)
  button.label(15,3, "Page: "..tostring(page).." of "..tostring(pages))
  button.screen()
end

function nextPage()
  if page+1 <= pages then page = page+1 end
  fillTable()
end

function prevPage()
  if page-1 >= pages then page = page-1 end
  fillTable()
end

function getClick()
  event, side, x,y = os.pullEvent()
  if event == "monitor_touch" then
    button.checkxy(x,y)
  end
end

address_count = dhd.getStoredCount()
generateLocations()
fillTable()

while true do
  getClick()
end