reorganization

apis/itemDB.lua

@@ -1,7 +1,7 @@
 local Util    = require('util')
 local TableDB = require('tableDB')
 
-local itemDB = TableDB({ fileName = 'usr/etc/items.db' })
+local itemDB = TableDB({ fileName = 'usr/config/items.db' })
 
 function itemDB:get(key)
 

apis/turtle/craft.lua

@@ -0,0 +1,166 @@
+local itemDB = require('itemDB')
+local Util   = require('util')
+
+local Craft = { }
+
+local function clearGrid(chestAdapter)
+  for i = 1, 16 do
+    local count = turtle.getItemCount(i)
+    if count > 0 then
+      chestAdapter:insert(i, count)
+      if turtle.getItemCount(i) ~= 0 then
+        return false
+      end
+    end
+  end
+  return true
+end
+
+local function splitKey(key)
+  local t = Util.split(key, '(.-):')
+  local item = { }
+  if #t[#t] > 2 then
+    item.nbtHash = table.remove(t)
+  end
+  item.damage = tonumber(table.remove(t))
+  item.name = table.concat(t, ':')
+  return item
+end
+
+local function getItemCount(items, key)
+  local item = splitKey(key)
+  for _,v in pairs(items) do
+    if v.name == item.name and
+       v.damage == item.damage and
+       v.nbtHash == item.nbtHash then
+      return v.count
+    end
+  end
+  return 0
+end
+
+local function turtleCraft(recipe, qty, chestAdapter)
+
+  clearGrid(chestAdapter)
+
+  for k,v in pairs(recipe.ingredients) do
+    local item = splitKey(v)
+    chestAdapter:provide(item, qty, k)
+    if turtle.getItemCount(k) == 0 then -- ~= qty then
+                                        -- FIX: ingredients cannot be stacked
+      return false
+    end
+  end
+
+  return turtle.craft()
+end
+
+function Craft.craftRecipe(recipe, count, chestAdapter)
+
+  local items = chestAdapter:listItems()
+
+  local function sumItems(items)
+    -- produces { ['minecraft:planks:0'] = 8 }
+    local t = {}
+    for _,item in pairs(items) do
+      t[item] = (t[item] or 0) + 1
+    end
+    return t
+  end
+
+  count = math.ceil(count / recipe.count)
+
+  local maxCount = recipe.maxCount or math.floor(64 / recipe.count)
+  local summedItems = sumItems(recipe.ingredients)
+
+  for key,icount in pairs(summedItems) do
+    local itemCount = getItemCount(items, key)
+    if itemCount < icount * count then
+      local irecipe = Craft.recipes[key]
+      if irecipe then
+Util.print('Crafting %d %s', icount * count - itemCount, key)
+        if not Craft.craftRecipe(irecipe,
+                                 icount * count - itemCount,
+                                 chestAdapter) then
+          turtle.select(1)
+          return
+        end
+      end
+    end
+  end
+  repeat
+    if not turtleCraft(recipe, math.min(count, maxCount), chestAdapter) then
+      turtle.select(1)
+      return false
+    end
+    count = count - maxCount
+  until count <= 0
+
+  turtle.select(1)
+  return true
+end
+
+-- given a certain quantity, return how many of those can be crafted
+function Craft.getCraftableAmount(recipe, count, items)
+
+  local function sumItems(recipe, items, summedItems, count)
+
+    local canCraft = 0
+
+    for i = 1, count do
+      for _,item in pairs(recipe.ingredients) do
+        local summedItem = summedItems[item] or getItemCount(items, item)
+
+        local irecipe = Craft.recipes[item]
+        if irecipe and summedItem <= 0 then
+          summedItem = summedItem + sumItems(irecipe, items, summedItems, 1)
+        end
+        if summedItem <= 0 then
+          return canCraft
+        end
+        summedItems[item] = summedItem - 1
+      end
+      canCraft = canCraft + recipe.count
+    end
+
+    return canCraft
+  end
+
+  return sumItems(recipe, items, { }, math.ceil(count / recipe.count))
+end
+
+function Craft.canCraft(item, count, items)
+  return Craft.getCraftableAmount(Craft.recipes[item], count, items) == count
+end
+
+function Craft.setRecipes(recipes)
+  Craft.recipes = recipes
+end
+
+function Craft.getCraftableAmountTest()
+  local results = { }
+  Craft.setRecipes(Util.readTable('usr/etc/recipes.db'))
+
+  local items = {
+    { name = 'minecraft:planks', damage = 0, count = 5 },
+    { name = 'minecraft:log',    damage = 0, count = 2 },
+  }
+  results[1] = { item = 'chest', expected = 1, got = Craft.getCraftableAmount(Craft.recipes['minecraft:chest:0'], 2, items) }
+
+  items = {
+    { name = 'minecraft:log',    damage = 0, count = 1 },
+    { name = 'minecraft:coal',   damage = 1, count = 1 },
+  }
+  results[2] = { item = 'torch', expected = 4, got = Craft.getCraftableAmount(Craft.recipes['minecraft:torch:0'], 4, items) }
+
+  return results
+end
+
+function Craft.craftRecipeTest(name, count)
+  local ChestAdapter = require('chestAdapter18')
+  local chestAdapter = ChestAdapter({ wrapSide = 'top', direction = 'down' })
+  Craft.setRecipes(Util.readTable('usr/etc/recipes.db'))
+  return { Craft.craftRecipe(Craft.recipes[name], count, chestAdapter) }
+end
+
+return Craft

apis/turtle/level.lua

@@ -0,0 +1,165 @@
+local Point = require('point')
+local Util  = require('util')
+
+local checkedNodes = { }
+local nodes = { }
+local box = { }
+local oldCallback
+
+local function toKey(pt)
+  return table.concat({ pt.x, pt.y, pt.z }, ':')
+end
+
+local function addNode(node)
+
+  for i = 0, 5 do
+    local hi = turtle.getHeadingInfo(i)
+    local testNode = { x = node.x + hi.xd, y = node.y + hi.yd, z = node.z + hi.zd }
+
+    if Point.inBox(testNode, box) then
+      local key = toKey(testNode)
+      if not checkedNodes[key] then
+        nodes[key] = testNode
+      end
+    end
+  end
+end
+
+local function dig(action)
+
+  local directions = {
+    top = 'up',
+    bottom = 'down',
+  }
+
+  -- convert to up, down, north, south, east, west
+  local direction = directions[action.side] or 
+                    turtle.getHeadingInfo(turtle.point.heading).direction
+
+  local hi = turtle.getHeadingInfo(direction)
+  local node = { x = turtle.point.x + hi.xd, y = turtle.point.y + hi.yd, z = turtle.point.z + hi.zd }
+
+  if Point.inBox(node, box) then
+
+    local key = toKey(node)
+    checkedNodes[key] = true
+    nodes[key] = nil
+
+    if action.dig() then
+      addNode(node)
+      repeat until not action.dig() -- sand, etc
+      return true
+    end
+  end
+end
+
+local function move(action)
+  if action == 'turn' then
+    dig(turtle.getAction('forward'))
+  elseif action == 'up' then
+    dig(turtle.getAction('up'))
+    dig(turtle.getAction('forward'))
+  elseif action == 'down' then
+    dig(turtle.getAction('down'))
+    dig(turtle.getAction('forward'))
+  elseif action == 'back' then
+    dig(turtle.getAction('up'))
+    dig(turtle.getAction('down'))
+  end
+
+  if oldCallback then
+    oldCallback(action)
+  end
+end
+
+-- find the closest block
+-- * favor same plane
+-- * going backwards only if the dest is above or below
+function closestPoint(reference, pts)
+  local lpt, lm -- lowest
+  for _,pt in pairs(pts) do
+    local m = Point.turtleDistance(reference, pt)
+    local h = Point.calculateHeading(reference, pt)
+    local t = Point.calculateTurns(reference.heading, h)
+    if pt.y ~= reference.y then -- try and stay on same plane
+      m = m + .01
+    end
+    if t ~= 2 or pt.y == reference.y then
+      m = m + t
+      if t > 0 then
+        m = m + .01
+      end
+    end
+    if not lm or m < lm then
+      lpt = pt
+      lm = m
+    end
+  end
+  return lpt
+end
+
+local function getAdjacentPoint(pt)
+  local t = { }
+  table.insert(t, pt)
+  for i = 0, 5 do
+    local hi = turtle.getHeadingInfo(i)
+    local heading
+    if i < 4 then
+      heading = (hi.heading + 2) % 4
+    end
+    table.insert(t, { x = pt.x + hi.xd, z = pt.z + hi.zd, y = pt.y + hi.yd, heading = heading })
+  end
+
+  return closestPoint(turtle.getPoint(), t)
+end
+
+return function(startPt, endPt, firstPt, verbose)
+
+  checkedNodes = { }
+  nodes = { }
+  box = { }
+
+  box.x = math.min(startPt.x, endPt.x)
+  box.y = math.min(startPt.y, endPt.y)
+  box.z = math.min(startPt.z, endPt.z)
+  box.ex = math.max(startPt.x, endPt.x)
+  box.ey = math.max(startPt.y, endPt.y)
+  box.ez = math.max(startPt.z, endPt.z)
+
+  if not turtle.pathfind(firstPt) then
+    error('failed to reach starting point')
+  end
+
+  turtle.setPolicy("attack", { dig = dig }, "assuredMove")
+
+  oldCallback = turtle.getMoveCallback()
+  turtle.setMoveCallback(move)
+
+  repeat
+    local key = toKey(turtle.point)
+
+    checkedNodes[key] = true
+    nodes[key] = nil
+
+    dig(turtle.getAction('down'))
+    dig(turtle.getAction('up'))
+    dig(turtle.getAction('forward'))
+
+    if verbose then
+      print(string.format('%d nodes remaining', Util.size(nodes)))
+    end
+
+    if Util.size(nodes) == 0 then
+      break
+    end
+
+    local node = closestPoint(turtle.point, nodes)
+    node = getAdjacentPoint(node)
+    if not turtle.gotoPoint(node) then
+      break
+    end
+  until turtle.abort
+
+  turtle.resetState()
+  turtle.setMoveCallback(oldCallback)
+end

apps/chestManager.lua

@@ -34,8 +34,8 @@ end
 local chestAdapter = ChestAdapter({ direction = 'west', wrapSide = 'back' })
 local turtleChestAdapter = ChestAdapter({ direction = 'up', wrapSide = 'bottom' })
 
-local RESOURCE_FILE = 'usr/etc/resources.db'
-local RECIPES_FILE = 'sys/etc/recipes.db'
+local RESOURCE_FILE = 'usr/config/resources.db'
+local RECIPES_FILE = 'usr/etc/recipes.db'
 
 local jobListGrid
 local craftingPaused = false

apps/treefarm.lua

@@ -76,7 +76,7 @@ local state = Util.readTable('usr/config/treefarm') or {
 }
 
 local clock = os.clock()
-local recipes = Util.readTable('sys/etc/recipes.db') or { }
+local recipes = Util.readTable('usr/etc/recipes.db') or { }
 
 Craft.setRecipes(recipes)