Error - Rightclickmenu - Mikkel809h

local BACKGROUNDCOLOR = colors.lightGray
local TEXTCOLOR = colors.white

local tbl = {}
tbl = {
  menu = function( self )
    local content = self.content
    local maxS=0
    for k,v in pairs( content ) do
      if v.text then
        if string.len( v.text ) > maxS then
         maxS = string.len( v.text )
        end
      end
    end
    local menLength = maxS+2
    local menHeight = #content
    for k,v in pairs(content) do
      if not v.text then
        v.text = string.rep( v.repeatString, menLength )
      end
    end
    local width, height = term.getSize()
    local _X, _Y = nil, nil
    if self.x > ( width - menLength + 1 ) then
      _X = width - menLength + 1;
    end
    if self.y > ( height - menHeight + 1 ) then
      _Y = height - menHeight + 1;
    end
    term.setCursorPos( _X or self.x, _Y or self.y )
    local position = { term.getCursorPos() }
    local curY = position[2]
    for k,v in ipairs( content ) do
      term.setBackgroundColor( v.backgroundColor )
      term.setTextColor( v.textColor )
      term.setCursorPos( math.floor( position[1] ), curY )
      local startPos = math.floor( position[1] )
      local xPos = math.floor( position[1] + menLength / 2 - string.len(v.text) / 2 )
      local endPos = math.floor( position[1] + menLength )
      local currentPos = { term.getCursorPos() }
      local yMin = curY;
      local yMax = curY;
      local xMin = startPos;
      local xMax = endPos;
      for x = startPos, endPos do
        term.setCursorPos( currentPos[1], currentPos[2] )
        if currentPos[1] < xPos then
          term.write(" ")
        elseif currentPos[1] > xPos then
          term.write(" ")
        elseif currentPos[1] == xPos then
          write(v.text)
        end
        currentPos = { term.getCursorPos() }
        x = currentPos[1]
        yPos = currentPos[2]
        if x >= endPos then
          break
        end
      end
      v["position"] = {}
      v["position"]["xPos"] = xPos;
      v["position"]["xMin"] = startPos;
      v["position"]["xMax"] = endPos;
      v["position"]["yMin"] = yMin;
      v["position"]["yMax"] = yMax;
      curY = curY + 1
    end
    return {
      initialize = function( x, y )
        local con = self.content;
        local flash = function(menu)
          term.setBackgroundColor( colors.gray )
          term.setTextColor( colors.white )
          term.setCursorPos( con[menu]["position"]["xMin"], con[menu]["position"]["yMin"] )
          local currentPos = { term.getCursorPos() }
          for y = con[menu]["position"]["yMin"], con[menu]["position"]["yMax"] do
            for x = con[menu]["position"]["xMin"], con[menu]["position"]["xMax"] do
              term.setCursorPos( currentPos[1], currentPos[2] )
              if x == con[menu]["position"]["xPos"] then
                write(con[menu].text)
              else
                term.write(" ")
              end
              currentPos = { term.getCursorPos() }
              x = currentPos[1]
              if x >= con[menu]["position"]["xMax"] then
                break
              end
            end
          end
          sleep(0.1)
          term.setBackgroundColor( con[menu].backgroundColor )
          term.setTextColor( con[menu].textColor )
          term.setCursorPos( con[menu]["position"]["xMin"], con[menu]["position"]["yMin"] )
          local currentPos = { term.getCursorPos() }
          for y = con[menu]["position"]["yMin"], con[menu]["position"]["yMax"] do
            for x = con[menu]["position"]["xMin"], con[menu]["position"]["xMax"] do
              term.setCursorPos( currentPos[1], currentPos[2] )
              if x == con[menu]["position"]["xPos"] then
                write(con[menu].text)
              else
                term.write(" ")
              end
              currentPos = { term.getCursorPos() }
              x = currentPos[1]
              if x >= con[menu]["position"]["xMax"] then
                break
              end
            end
          end
          sleep(0.1)
        end
        for k,v in ipairs(con) do
          if x >= v["position"]["xMin"]
          and x < v["position"]["xMax"]
          and y >= v["position"]["yMin"]
          and y <= v["position"]["yMax"]
          then
            if v["func"] then
              flash(k)
              --v["func"]()
              return true
            end
          end
        end
        self.content = nil
        term.setBackgroundColor( BACKGROUNDCOLOR )
        term.clear()
        return false
      end;
      remove = function()
        local con = self.content;
        term.setBackgroundColor( BACKGROUNDCOLOR )
        term.setTextColor( TEXTCOLOR )
        for menu, v in pairs(con) do
          term.setCursorPos( con[menu]["position"]["xMin"], con[menu]["position"]["yMin"] )
          local currentPos = { term.getCursorPos() }
          for y = con[menu]["position"]["yMin"], con[menu]["position"]["yMax"] do
            for x = con[menu]["position"]["xMin"], con[menu]["position"]["xMax"] do
              term.setCursorPos( currentPos[1], currentPos[2] )
              term.write(" ")
              currentPos = { term.getCursorPos() }
              x = currentPos[1]
              if x >= con[menu]["position"]["xMax"] then
                break
              end
            end
          end
        end
        self.content = nil
        return true
      end;
      ["content"]=self.content;
    }
  end;
}

term.setBackgroundColor( BACKGROUNDCOLOR )
term.setTextColor( TEXTCOLOR )
term.clear()
while true do
  e = { coroutine.yield() }
  if e[1] == "terminate" then
    os.reboot()
  elseif e[1] == "mouse_click" then
    --term.setBackgroundColor( colors.gray )
    --term.clear()
    if e[2] == 1 then
      if clickMenu ~= nil then
        local resp = clickMenu.initialize( e[3], e[4] )
        if resp == true then
          clickMenu.remove()
          clickMenu = nil
        end
      else
      end
    elseif e[2] == 2 then
      if clickMenu ~= nil then
        clickMenu.remove()
        clickMenu = nil
      end
      mytbl={
        x=e[3];
        y=e[4];
        content = {
          {
            text="New";
            backgroundColor=colors.white;
            textColor=colors.lime;
            func=true;
          };
          {
            text=false;
            repeatString="-";
            backgroundColor=colors.red;
            textColor=colors.white;
            func=false;
          };
          {
            text="Nsd";
            backgroundColor=colors.white;
            textColor=colors.green;
            func=true;
          };
          {
            text="Set";
            backgroundColor=colors.white;
            textColor=colors.orange;
            func=true;
          };
          {
            text="stp";
            backgroundColor=colors.white;
            textColor=colors.red;
            func=true;
          };
        };
      }
      setmetatable( mytbl, { __index = tbl } )
      clickMenu = mytbl:menu()
    end
  end
end
term.setCursorPos(1,18)