From 3ae694a216b02132e6ebda915ddd987c7db99c37 Mon Sep 17 00:00:00 2001
From: Sascha Martens <sascha@irgendwasmit.it>
Date: Fri, 6 Nov 2020 20:36:05 +0100
Subject: [PATCH] Build a new TreeFarm Skript

---
 Modules/hare.lua       | 17 ++++++++
 Tree_Farm/farmtree.lua | 98 +++++++++++++++++++++++++++---------------
 2 files changed, 80 insertions(+), 35 deletions(-)

diff --git a/Modules/hare.lua b/Modules/hare.lua
index 2c5eaa5..8db7316 100644
--- a/Modules/hare.lua
+++ b/Modules/hare.lua
@@ -33,3 +33,20 @@ function selectEmptySlot()
   end
   return false -- couldn't find empty space
 end
+
+-- getItemFromChest(chestItem) selects
+-- something from a chest in front of the turtle
+-- and pushes it into the turtle.
+function getItemFromChest(chestItem)
+    sapling = peripheral.wrap('front') -- This find the chest at the front and allow you do things to it
+    selectEmptySlot()
+
+    for slot, item in pairs(sapling.getAllStacks()) do
+        if item.id == chestItem then
+	    -- If the chest is on the north side of the turtle, the turtle is on the south side of the peripheral
+	    sapling.pushItem('south', slot)
+	end
+    end
+end
+
+
diff --git a/Tree_Farm/farmtree.lua b/Tree_Farm/farmtree.lua
index 57b3343..eef45d1 100644
--- a/Tree_Farm/farmtree.lua
+++ b/Tree_Farm/farmtree.lua
@@ -3,49 +3,77 @@ Plants tree and cuts it down.]]
 
 os.loadAPI('hare.lua') -- Load the hare module
 
+local NUM_OF_TREES = 4
+local TREE_SAPLING = 'spruce'
 local blockExists, item
 local logCount = 0
 
 -- Check if choptree program exists
 if not fs.exists('choptree.lua') then
-  error('You must install choptree app first')
+    error('You must install choptree app first')
 end
 
 while true do
-  -- Check inventory for saplings
-  if not hare.selectItem('minecraft:spruce_sapling') then
-    error('Out of saplings')
-  end
+    -- First, empty the whole turtle
+    for i = 1, 16 do
+	turtle.select(i)
+	turtle.drop()
+    end
+
+    -- Check if turtle has enough fuel
+    if turtle.getFuelLevel() < (2 * (3 * NUM_OF_TREES)) then
+	hare.getItemFromChest('minecraft:' .. TREE_SAPLING .. '_log')
+	turtle.craft()
+	hare.selectItem('minecraft:' .. TREE_SAPLING .. 'plan')
+	turtle.refuel()
+    end
+
+    -- Take one stack of Saplings from the Chest
+    if not hare.getItemFromChest('minecraft:' .. TREE_SAPLING .. '_sapling') then
+        error('Out of saplingurtle.craft()  -- craft stone brickss')
+    end
+    
+    -- Build a Loop, where we plant and cut trees
+    for i = 1, NUM_OF_TREES do
+	turtle.back()
+	turtle.back()
+	turtle.back()
+	turtle.turnRight()
+	blockExists, item = turtle.inspect()
+	if blockExists and item['name'] == 'minecraft:' .. TREE_SAPLING .. 'log' then
+            shell.run('choptree.lua') -- Run Choptree
+	elseif block Exists and item['name'] ~= 'minecraft:' .. TREE_SAPLING .. 'sapling' then
+	    turtle.drop()
+
+    print('Planting...')
+    turtle.place() -- plant sapling
+    
+    -- Loop until tree is grown
+    while true do
+        blockExists, item = turtle.inspect()
+        if item['name'] ~= 'minecraft:spruce_log' then
+            print('wait 5 seconds')
+            os.sleep(5)
+        else
+            break -- tree has grown
+        end 
+    end
+    hare.selectEmptySlot()
+    shell.run('choptree.lua') -- run choptree
   
-  print('Planting...')
-  turtle.place() -- plant sapling
+    -- move to and face chest
+    turtle.back()
+    turtle.turnLeft()
+    turtle.turnLeft()
   
-  -- Loop until tree is grown
-  while true do
-    blockExists, item = turtle.inspect()
-    if item['name'] ~= 'minecraft:spruce_log' then
-      print('wait 5 seconds')
-      os.sleep(5)
-    else
-      break -- tree has grown
-    end 
-  end
-  hare.selectEmptySlot()
-  shell.run('choptree.lua') -- run choptree
-
-  -- move to and face chest
-  turtle.back()
-  turtle.turnLeft()
-  turtle.turnLeft()
-
-  -- put logs into chest
-  while hare.selectItem('minecraft:spruce_log') do
-   logCount = logCount + turtle.getItemCount()
-    print('Total logs: ' .. logCount)
-    turtle.drop()
-  end
-
-  --face planting sport
-  turtle.turnLeft()
-  turtle.turnLeft()
+    -- put logs into chest
+    while hare.selectItem('minecraft:spruce_log') do
+        logCount = logCount + turtle.getItemCount()
+        print('Total logs: ' .. logCount)
+        turtle.drop()
+    end
+  
+    --face planting sport
+    turtle.turnLeft()
+    turtle.turnLeft()
 end