View difference between Paste ID: hYABpV27 and 7Ckr8y7s

-	--[[
+--[[
-	2015 (c) psychedelixx
+2016 (c) psychedelixx
-	Minecraft Turtle: Spiral miner (Robust)
+Minecraft Spiralstairs (robust)
-	2015-01-04
+2016-10-14
 
-	Mines in a spiralform (spin me right round baby) and stays on the level it started.
+Mines a 3x3 spiral stairs (downwards)
 
-	Robust API:
+Robust API:
-	http://computercraft.info/wiki/Robust_Turtle_API
+http://computercraft.info/wiki/Robust_Turtle_API
 
-	Usage:
+Usage:
-        - use turtle and type "label set <name>"
+    - use turtle and type "label set <name>"
-          (to give your turtle an unique name so it remembers its programs)
+      (to give your turtle an unique name so it remembers its programs)
-        - type "pastebin get 7Ckr8y7s spiral"
+    - type "pastebin get hYABpV27 spiralstairs"
-        - type "spiral <limit> [<fillGround 0|1 default 0> <factor default 1.5> <useTesseract 0|1 default 0>]"
+    - type "spiralstairs <removeCenter 0|1>"
-	- place chests in slot 16
+- place chests in slot 15
-	]]
+- place torches in slot 16
-torchesAvailable = false
+]]
-chestsAvailable = false
+
-torchSlot = 15
+chestSlot = 15
-factor = 1.5
+torchSlot = 16
-useTesseract = false
+centerRemoved = false
 
-function move()
+function placeChestIfFull()
-	slot = 1
+	empty = 0
-	while not turtle.detectDown() and fillGround == 1 do
+	for slot = 1, 14 do
-		turtle.select(slot)
+
-		turtle.placeDown()
+
 			break
-		if slot < 13 then
+
-			slot = slot+1
+
-		else
+
-			print("no items to fill ground")
+
-			fillGround = 0
+	if empty == 0 then
 		t.up()
 		t.turnAround()
 		t.dig()
 
 		if turtle.getItemCount(chestSlot) == 0 then
 			print("Please put chests in slot 15 and press enter to continue")
-	t.digUp()
+			read()
 		end
-	empty = 0
+
-	for slot = 1, 13 do
+		turtle.select(chestSlot)
 		turtle.place()
 
 		for slot = 1, 14 do
 			turtle.select(slot)
 			turtle.drop()
 		end
 
-	if empty == 0 then
+
 		t.down()
 	end
-        if not chestsAvailable then
+
-            print("Please put chests in slot 15 and press enter to continue")
+
-            read()
+
-        end
+
-
+if #args ~= 1 then
-		turtle.select(14)
+	print("Usage: spiralstairs <removeCenter 0|1>")
 	print("place chests in slot 15")
 	print("place torches in slot 16")
-		for slot = 1, 13 do
+
-				turtle.select(slot)
+
-				turtle.drop()
+
 if tonumber(args[1]) == 1 then
-
+	removeCenter = true
-        if useTesseract then
+
-            os.sleep(0.5)
+	removeCenter = false
-            turtle.select(14)
+end
-            turtle.dig()
+
-        end
+function removeCenterIfNeeded(x)
 
-        if turtle.getItemCount(14) > 0 then
+    if x%2 == 1 and removeCenter and not centerRemoved then
-                chestsAvailable = true
+        t.left()
-        else
+        t.dig()
-                chestsAvailable = false
+        t.right()
-        end
+
 		centerRemoved = true
     end
 end
 
 function placeTorchIfNeeded(x)
 
-if #args < 1 then
+	if (x+1)%14 == 0 and turtle.getItemCount(torchSlot) > 0 then
 		oldSlot = turtle.getSelectedSlot()
-	print("spiral <limit> [<fillGround 0|1 default 0> <factor default 1.5> <useTesseract 0|1 default 0]")
+
-	print("place chests/tesseract in slot 14")
+
-	print("place torches in slots 15 and 16")
+		t.place(torchSlot)
 		t.left()
 
 		turtle.select(oldSlot)
 	end
-if #args >= 1 then
+end
-	limit  = tonumber(args[1])
+
-	fillGround = 0
+print("======== 2016 (c) psychedelixx ========")
 print("Let's go!")
-if #args >= 2 then
+print("Mining spiral stairs...")
-	fillGround = tonumber(args[2])
+
 if turtle.getItemCount(chestSlot) == 0 then
-if #args >= 3 then
+
-	factor= tonumber(args[3])
+	print("Warning: no chests found in slot 15. Press enter to continue")
 	read()
-if #args >= 4 then
+
-    if tonumber(args[4]) > 0 then
+
-        useTesseract = true
+if turtle.getItemCount(torchSlot) == 0 then
-    else
+
-        useTesseract = false
+	print("Warning: no torches found in slot 16. Press enter to continue")
 	read()
 end
 
-if turtle.getFuelLevel() < 0.75*limit*limit + limit then
+x = 0
-	print("I need " .. (0.75*limit*limit + limit) - turtle.getFuelLevel() .. " more fuel!")
+done = false
 
-	print("======== 2015 (c) psychedelixx ========")
+t.digDown()
-	print("Let's go!")
+t.down()
-	print("Mining a spiral...")
+
 repeat
-    if turtle.getItemCount(15)+turtle.getItemCount(16) > 0 then
+
-        torchesAvailable = true
+	placeChestIfFull()
-    else
+
-        print("")
+	x = x + 1
-        print("Warning: no torches found in slot 15 and 16. Press enter to continue")
+
-        read()
+	removeCenterIfNeeded(x)
-        torchesAvailable = false
+
 	placeTorchIfNeeded(x)
 
-    if turtle.getItemCount(14) > 0 then
+	if x%2 == 0 then
-        chestsAvailable = true
+		t.left()
-    else
+
-        print("")
+
-        print("Warning: no chests found in slot 14. Press enter to continue")
+	if x%7 == 0 then
-        read()
+
-        chestsAvailable = false
+
 		if turtle.detectDown() then
 			if t.digDown() then
-    if turtle.getItemCount(15) > 0 then
+				placeChestIfFull()
-        torchesAvailable = true
+
-        torchSlot = 15
+
-    elseif turtle.getItemCount(16) > 0 then
+		if not t.down() then
-        torchesAvailable = true
+		    done = true
-        torchSlot = 16
+
-    else
+
-        torchesAvailable = false
+		centerRemoved = false
 	end
 until done