From 9ad825fc60bdbf8f17969f38544ca38d7c95e8b5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Th=C3=A9ophile=20Bastian?= <contact@tobast.fr>
Date: Wed, 19 Aug 2020 23:28:55 +0200
Subject: [PATCH] Mine around turtle at each shaft step

---
 turtles/mine.lua | 53 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/turtles/mine.lua b/turtles/mine.lua
index b365d19..aa5b416 100644
--- a/turtles/mine.lua
+++ b/turtles/mine.lua
@@ -224,6 +224,56 @@ function find_next_shaft()
     end
 end
 
+function is_block_precious(block)
+    local WORTHY_BLOCKS = {
+        { name = 'minecraft:coal_ore' },
+        { name = 'minecraft:iron_ore' },
+        { name = 'minecraft:gold_ore' },
+        { name = 'minecraft:lapis_ore' },
+        { name = 'minecraft:redstone_ore' },
+        { name = 'minecraft:diamond_ore' },
+        { name = 'minecraft:emerald_ore' },
+        { name = 'ic2:resource', state_type = 'lead_ore' },
+        { name = 'ic2:resource', state_type = 'copper_ore' },
+        { name = 'ic2:resource', state_type = 'tin_ore' },
+        { name = 'ic2:resource', state_type = 'uranium_ore' },
+    }
+    if block then
+        for id, refblock in ipairs(WORTHY_BLOCKS) do
+            if block['name'] == refblock['name'] then
+                if (refblock['state_type']
+                    and block['state'] and block['state']['type']
+                    and block['state']['type'] == refblock['state_type']) then
+                        return true
+                end
+            end
+        end
+    end
+    return false
+end
+
+-- Mine worthy blocks around the current turtle position
+function mine_around()
+    exists, details = turtle.inspectUp()
+    if exists and is_block_precious(details) then
+        turtle.digUp()
+    end
+
+    exists, details = turtle.inspectDown()
+    if exists and is_block_precious(details) then
+        turtle.digDown()
+    end
+
+    for lookat=1,3,2 do -- lookat in {1,3}
+        turn_abs(lookat)
+        exists, details = turtle.inspect()
+        if exists and is_block_precious(details) then
+            turtle.dig()
+        end
+    end
+    turn_abs(0)
+end
+
 -- Mine a new shaft in front of the turtle
 function mine_shaft()
     turn_abs(0)
@@ -231,7 +281,10 @@ function mine_shaft()
         while turtle.detect() do
             turtle.dig()
         end
+
         move_forward()
+
+        mine_around()
     end
     turn_abs(2)
     while depth > 0 do