local component = require("component")
local event = require("event")
local shell = require("shell")
local radar = component.radar
local gpu = component.gpu

local mode = "p"
local entities = radar.getPlayers()
local WHITELIST = {"erius", "DummyWalrus"}
local instr = "радар запущен - нажми E чтобы выйти\nP - режим игроков, I - режим предметов, M - режим мобовn"

function contains(arr, name)
  for i = 1, #arr do
    if name == arr[i] then
      return false
    end
  end
  return true
end

function onKeyPressed()
  local _, _, _, key, _ = event.pull(0.05, "key_down")
  if key == 0x12 then
    shell.execute("linkedSend.lua")
  elseif key == 0x19 then
    mode = "p"
  elseif key == 0x32 then
    mode = "m"
  elseif key == 0x17 then
    mode = "i"
  elseif key == 0x1E then
    mode = "a"
  end
  if mode == "p" then
    entities = radar.getPlayers()
  elseif mode == "m" then
    entities = radar.getMobs()
  elseif mode == "i" then
    entities = radar.getItems()
  end
end

while true do
  onKeyPressed()
  shell.execute("clear")
  print(instr)
  for i = 1, #entities do
    local size = tableSize(entities[i])
    if mode == "p" then
      if contains(WHITELIST, entities[i].name) then
        gpu.setForeground(0x00FF00)
        print(entities[i].name.." - "..string.format("%.1f", entities[i].distance).." метров")
        print("")
        gpu.setForeground(0xFFFFFF)
      end
    elseif mode == "i" then
      gpu.setForeground(0x00BFFF)
      print(entities[i].label.." - "..string.format("%.1f", entities[i].distance).." метров, количество - "..entities[i].size)
      print("")
      gpu.setForeground(0xFFFFFF)
    elseif mode == "m" then
      gpu.setForeground(0xFFFF00)
      print(entities[i].name.." - "..string.format("%.1f", entities[i].distance).." метров")
      print("")
      gpu.setForeground(0xFFFFFF)
    end
  end
end