feeder

local sensor = peripheral.wrap("top")
local rsSide = "back"
local count = {}
local specie = "Sheep"
local min = 16

function enableFeeder()
  rs.setOutput(rsSide, false)
  print("Feeder enabled.")
end

function disableFeeder()
  rs.setOutput(rsSide, true)
  print("Feeder disabled.")
end

function reset()
  count=0
end

function add()
  count = count +1
end

function registerMob(id)
  if pcall(function() mob = sensor.getMobData(id) end) then
    local type = mob.name
    --print(type.." found.")
    if type==specie then
      add()
    end
  else
    print("error fetching fleeing animal.")
  end
end

disableFeeder()
while true do
  if not rs.getInput("bottom") then
    print("Forced! Slaughterhouse must be running. Feeder enabled.")
    rs.setOutput(rsSide, false)
  else
    reset()
    for i,j in pairs(sensor.getMobIds()) do
      registerMob(j)
    end
    if count<min then
      print(specie.."s count : "..count.." < "..min)
      enableFeeder()
    else
      print(specie.."s count : "..count.." >= "..min)
      disableFeeder()
    end
  end
  sleep(30)
end