Added a build_pipe app, which builds pipes. Additionally the fvcircles

module checks for n iterations of building a circle

Modules/fvcircles.lua

@@ -17,12 +17,12 @@ end
 function initial_full_circle_setup(omaterial, omaterial_count, imaterial, imaterial_count)
   -- Check if we have enough material
   if modules.count_inventory(omaterial) < omaterial_count then
-    error('Error! Not enough blocks of ' .. omaterial)
+    error('Error! Not enough blocks of ' .. omaterial .. '. You need ' .. omaterial_count .. omaterial)
     return false
   end
 
   if modules.count_inventory(imaterial) < imaterial_count then
-    error('Error! Not enough blocks of ' .. imaterial)
+    error('Error! Not enough blocks of ' .. imaterial .. '. You need ' .. imaterial_count .. imaterial)
     return false
   end
 
@@ -31,10 +31,19 @@ end
  
 --fvcircle5 builds a vertical 5 by 5 circle 
 --which are filled with another material
-function fvcircle5(omaterial, imaterial)
+function fvcircle5(omaterial, imaterial, times)
+ 
+  -- times checks how often this function should be called
+  -- this is only for checking, if we have enough blocks in
+  -- our inventory
+  times = times or 1 
+  omatcount = 12 * times
+  imatcount = 9 * times
+
   -- Start the initial Setup and place the turtle in
   -- the right position
-  fvcircles.initial_full_circle_setup(omaterial, 12, imaterial, 9)
+  fvcircles.initial_full_circle_setup(omaterial, omatcount, imaterial, imatcount)
+
 
   -- First Row
   turtle.turnLeft()
@@ -55,6 +64,8 @@ function fvcircle5(omaterial, imaterial)
     turtle.forward()
     modules.select_and_place_down(imaterial)
     turtle.forward()
+    modules.select_and_place_down(imaterial)
+    turtle.forward()
     modules.select_and_place_down(omaterial)
     turtle.up()
   end

Modules/modules.lua

@@ -35,14 +35,14 @@ function select_emptySlot()
 end
 
 -- countInventory() returns the total
--- numer of a given minecraft id item in the inventory
+-- number of a given minecraft id item in the inventory
-function count_inventory(minecraft_id)
+function count_inventory(minecraft_id, times)
   local total = 0
 
   for slot = 1, 16 do
     item = turtle.getItemDetail(slot)
     if item ~= nil and item['name'] == 'minecraft:' .. minecraft_id  then
-      total = total + turtle.getItem(slot)
+      total = total + turtle.getItemCount(slot)
     end
   end
   return total
@@ -52,7 +52,8 @@ end
 -- minecraft id and places a block from it under the turtle
 function select_and_place_down(minecraft_id)
   for slot = 1, 16 do
-    if turtle.getItemDetail(slot) == 'minecraft:' .. minecraft_id  then
+    item = turtle.getItemDetail(slot)
+    if item ~= nil and item['name'] == 'minecraft:' .. minecraft_id  then
       turtle.select(slot)
       turtle.placeDown()
       return

Underwater_Base/build_pipe.lua

@@ -21,7 +21,7 @@ local imaterial = read()
 print("Building a " .. pipes .. " blocks long tunnel")
 for i = 1, pipes do
   turtle.down()
-  fvcircles.fvcircle5(omaterial, imaterial)
+  fvcircles.fvcircle5(omaterial, imaterial, pipes)
 end
 
 print("Done build the tunnel")