Mine: fix is_block_precious

turtles/mine.lua

@@ -22,7 +22,7 @@ FUEL_POINT_S = 3
 FUEL_EXPECTATION = 2000
 FUEL_LOW = 1000
 
-SHAFT_DEPTH = 100
+SHAFT_DEPTH = 5
 
 -- Start at this position to find the next shaft
 next_shaft_side = 0
@@ -224,9 +224,76 @@ 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()
-    turtle.dig()
+    turn_abs(0)
+    while depth < SHAFT_DEPTH do
+        while turtle.detect() do
+            turtle.dig()
+        end
+
+        move_forward()
+
+        mine_around()
+    end
+    turn_abs(2)
+    while depth > 0 do
+        while turtle.detect() do
+            turtle.dig()
+        end
+        move_forward()
+    end
+    turn_abs(0)
 end
 
 -- Main function