package management

farms/cows.lua

@@ -0,0 +1,118 @@
+_G.requireInjector(_ENV)
+
+local Config = require('config')
+local Util   = require('util')
+local InventoryAdapter = require('chestAdapter18')
+
+local device = _G.device
+local os     = _G.os
+local turtle = _G.turtle
+
+local config = {
+  max_cows = 15,
+}
+Config.load('cows', config)
+
+local sensor = device['plethora:sensor'] or
+  turtle.equip('right', 'plethora:module:3') and device['plethora:sensor'] or
+  error('Plethora sensor required')
+
+local dispenser = device['minecraft:dispenser_89'] or
+  error('Dispenser not found')
+local integrator = device['redstone_integrator_131'] or
+  error('Integrator not found')
+
+local function pulse()
+  integrator.setOutput('north', true)
+  os.sleep(.25)
+  integrator.setOutput('north', false)
+end
+
+local function turnOffWater()
+  local list = dispenser.list()
+  if list[1].name == 'minecraft:bucket' then
+    pulse()
+    os.sleep(2)
+  end
+end
+
+local function turnOnWater()
+  if dispenser.list()[1].name == 'minecraft:water_bucket' then
+    pulse()
+  end
+end
+
+local function getCowCount()
+  local blocks = sensor.sense()
+
+  local grown = 0
+  local babies = 0
+  local xpCount = 0
+
+  Util.filterInplace(blocks, function(v)
+    if v.name == 'Cow' then
+      if v.y > -.5 then grown  = grown  + 1 end
+      if v.y < -.5 then babies = babies + 1 end
+      return v.y > -.5
+    elseif v.name == 'XPOrb' then
+      xpCount = xpCount + 1
+    end
+  end)
+
+  Util.print('%d grown, %d babies, %d xp', grown, babies, xpCount)
+
+  return #blocks, xpCount
+end
+
+local function butcher()
+  turtle.equip('right', 'minecraft:diamond_sword')
+  turtle.select(1)
+
+  turtle.attack()
+  for _ = 1, 3 do
+    turtle.turnRight()
+    turtle.attack()
+  end
+  turtle.equip('right', 'plethora:module:3')
+
+  turtle.dropUp('minecraft:beef')
+  turtle.dropUp('minecraft:leather')
+end
+
+local function breed()
+  turtle.select(1)
+
+  turtle.place('minecraft:wheat')
+  for _ = 1, 3 do
+    turtle.turnRight()
+    turtle.place('minecraft:wheat')
+  end
+end
+
+local chest = InventoryAdapter({ side = 'top', direction = 'down' }) or
+    error('missing chest above')
+
+turtle.run(function()
+  turnOffWater()
+
+  repeat
+    local cowCount, xpCount = getCowCount()
+    if cowCount > config.max_cows then
+      turtle.setStatus('Butchering')
+      butcher()
+    elseif turtle.getItemCount('minecraft:wheat') == 0 then
+      if chest:provide({ name = 'minecraft:wheat' }, 64) == 0 then
+        turtle.setStatus('Out of wheat')
+      end
+    else
+      turtle.setStatus('Breeding')
+      breed()
+    end
+    if xpCount > 2 then
+      turnOnWater()
+      os.sleep(8)
+      turnOffWater()
+    end
+    os.sleep(5)
+  until turtle.isAborted()
+end)