new_quarry

base = require "turtle_base"

junk = { "minecraft:stone", "minecraft:cobblestone", "minecraft:dirt", "minecraft:gravel", "minecraft:netherrack", "byg:rocky_stone", "byg:scoria_cobblestone", "byg:soapstone", "minecraft:blackstone", "byg:frost_magma"}

settings.load("settings")

rows = settings.get("turtleRows", 0)
columns = settings.get("turtleColumns", 0)
startY = settings.get("turtleStartY", 0)


-- init rows
if rows == 0 then
  term.clear()
    term.setCursorPos(1,1)
    io.write("Rows: ")
    rows = tonumber(io.read())
  settings.set("turtleRows", rows)
end

-- init columns
if columns == 0 then
  term.clear()
    term.setCursorPos(1,1)
    io.write("Columns: ")
    columns = tonumber(io.read())
  settings.set("turtleColumns", columns)
end

-- init startingY
if startY == 0 then
  term.clear()
    term.setCursorPos(1,1)
    io.write("What Y layer do you want me to start on: ")
    startY = tonumber(io.read())
  settings.set("turtleStartY", startY)
end

oppositeCorner = base.getOffsetLocal(columns, rows)

settings.save("settings")

function junkStuff()
  base.sendStatus("Junking Trash")
  for i = 1, 16, 1 do
    local slotData = turtle.getItemDetail(i)
    for k,v in pairs(junk or {}) do
      if slotData and slotData.name == v then
        turtle.select(i)
        turtle.drop()
      end
    end
  end
  base.minifyStacks()
end

function dumpInv()
  base.sendStatus("Dumping Inventory")
  needCoal = turtle.getItemSpace(1)
  turtle.suck(needCoal)

  for i = 2, 16, 1 do
    turtle.select(i)
    turtle.drop()
  end
end

function returnHome()
  junkStuff()
  base.returnHome()
  dumpInv()
end

function noSpaceLeft()
  returnHome()
  base.returnToWork()
end

function checkInv()
  -- clear any junk from inventory
  junkStuff()
  -- check inventory for any room for more items
  if not base.checkSpace() then
    noSpaceLeft()
  end
  -- attempts to fill fuel slot, returns true if enough fuel is located in the fuel slot.
  base.refuel()
end

-- breaks blocks on top and below current place
function digForward()
  base.moveForward()
  base.updateWorklocation()
  while turtle.detectDown() do
    turtle.digDown()
  end
  while turtle.detectUp() do
    turtle.digUp()
  end
end

-- turble rotatee
function nextColumn(xPos)
  if xPos % 2 == 0 then
    base.rotateTo(1)
    digForward()
    base.rotateTo(2)
  else
    base.rotateTo(1)
    digForward()
    base.rotateTo(0)
  end
end

function nextLayer()
  base.moveToPosition(base.home.x, base.work.y, base.home.z, base.home.direction, "Next Layer")
  base.moveDown()
  base.moveDown()
  base.moveDown()
  turtle.digDown()
end

function digNorth()
  for zPos = base.work.z, oppositeCorner.x-2, 1 do
    if not base.checkSpace() then
      noSpaceLeft()
    end
    zPos = base.work.z
    digForward()
    base.sendStatus("Digging Blocks")
  end
end

function digSouth()
  for zPos = base.work.z, base.home.z, -1 do
    if not base.checkSpace() then
      noSpaceLeft()
    end
    zPos = base.work.z
    digForward()
    base.sendStatus("Digging Blocks")
  end
end

function mineColumn()
  for xPos = base.work.x, oppositeCorner.x-1, 1 do
    if xPos % 2 == 0 then
      digNorth()
    else
      digSouth()
    end
    checkInv()
    if base.work.x ~= columns-1 then nextColumn(xPos) end
  end
end

function doWork()
  for yPos = base.work.y, 3, -1 do
    mineColumn()
    nextLayer()
    yPos = base.work.y
  end
  returnHome("To finish up")
  base.sendStatus("I have finished mining")
  shell.run("reset_settings.lua")
end

function mine()
  checkInv()
  base.sendStatus("attempting to return to start")
  if not base.locationNil(base.work) then
    base.returnToWork()
  else
    returnHome()
  end
  base.updateWorklocation()
  while base.work.y > startY do
    base.sendStatus("Moving to start")
    base.moveDown()
    base.updateWorklocation()
  end
  turtle.digDown()
  if base.work.y < startY then turtle.digUp() end
  doWork()
end

base.init(true, {base.validTools.pickaxe, base.validTools.modem})
mine()