wHolePoker

nonOreBlocksTable = {"minecraft:gravel", "minecraft:dirt", "minecraft:stone", "minecraft:sand", "minecraft:flowing_water", "minecraft:lava"}
nonOreBlocksString = "minecraft:gravel_minecraft:dirt_minecraft:stone_minecraft:sand_minecraft:flowing_water_minecraft:lava_minecraft:grass"



-- Create the function for refueling
function checkFuel()
  while turtle.getFuelLevel() <= 200 do
    turtle.select(1)
    turtle.refuel(1)
    turtle.select(1)
  end --if
end --checkFuel()


-- Create the turnAround function
function turnAround()
  turtle.turnRight()
  turtle.turnRight()
end --turnAround()


-- Create the moveForward function
function moveForward(spaces)
    for spacesCnt=1,spaces do
        while turtle.detect() do
            turtle.dig()
            sleep(1)
        end
        while not turtle.forward() do
            turtle.dig()
            turtle.attack()
        end
    end
end --moveForward()


-- Create the digDown function
function digDown()
    while turtle.detectDown() do
        turtle.digDown()
    end
    while not turtle.down() do
        turtle.digDown()
        turtle.attackDown()
    end
end --digDown()


-- Create the canGoDown function
function canGoDown()
    local success, data = turtle.inspectDown()
    local blockName = data.name
    if blockName == "minecraft:bedrock" then
        return false
    else
        return true
    end
end --canGoDown()


-- Create the transferItems function
function transferItems()
    if turtle.detect() then
        if turtle.dig() then
            turtle.select(2)
            if turtle.place() then
                for itemIndex = 3, 16 do
                    turtle.select(itemIndex)
                    turtle.drop()
                end
                turtle.select(2)
                turtle.dig()
            end
        end
    end
    turtle.select(1)
end --transferItems()


-- Create the mineOres function
function mineOres()
    for sidesChecked = 1, 4 do
        turtle.turnLeft()
        local success, data = turtle.inspect()

        if success then
            local blockName = data.name
            local badBlockTest = string.find(nonOreBlocksString, blockName)
            if (badBlockTest) then
                --print("mine nothing")
            else
                turtle.dig()
            end
        end
    end

end --mineOres()


-- Create the riseUp function
function riseUp(depthCount)
    for rises=1,depthCount do
        while not turtle.up() do
            turtle.attackUp()
            turtle.digUp()
        end
    end
end --riseUp()

-- Create the goHome function
function goHome(backMovement, leftMovement)
    turnAround()
    --turtle is now facing backward
    moveForward(backMovement)

    --now make turtle face left toward the chest
    turtle.turnRight()
    moveForward(leftMovement)

    turtle.turnRight()
end --goHome()

print("Enter columns (at least 5)")
local squareColumns = tonumber(read())

print("Enter rows (at least 5)")
local squareRows = tonumber(read())

local startCounter = 1

for columnCnt=1,squareColumns do
    local forwardMovements = 0;
    checkFuel()
    if startCounter == 1 then
        moveForward(1)
        startCounter = startCounter + 1
        forwardMovements = forwardMovements + 1
    elseif startCounter == 2 then
        moveForward(4)
        startCounter = startCounter + 1
        forwardMovements = forwardMovements + 4
    elseif startCounter == 3 then
        moveForward(2)
        startCounter = startCounter + 1
        forwardMovements = forwardMovements + 2
    elseif startCounter == 4 then
        print("do nothing")
        startCounter = startCounter + 1
    elseif startCounter == 5 then
        moveForward(3)
        startCounter = 1
        forwardMovements = forwardMovements + 3
    end

    local rowCnt = forwardMovements + 1
    while rowCnt <= squareRows do
        local depthCount = 0
        while (canGoDown()) do
            checkFuel()
            depthCount = depthCount + 1
            digDown()
            mineOres()
            if turtle.getItemCount(16) > 0 then
                transferItems()
            end
        end

        print("at bedrock, going back to surface")
        checkFuel()
        riseUp(depthCount)
        checkFuel()

        if (rowCnt + 5) <= squareRows then
            moveForward(5)
            rowCnt = rowCnt + 5
            forwardMovements = forwardMovements + 5
        else
            print("reached end of column")
            turnAround()
            moveForward(forwardMovements)
            turnAround()
            if columnCnt + 1 <= squareColumns then
                turtle.turnRight()
                moveForward(1)
                turtle.turnLeft()
            end
            break
        end
    end
end

goHome(0, squareColumns-1)