Mindcrack-Inspired Branch Mining Script

distanceFromHome = 0
currentDigDepth = 0
torchSlot = 16
function turn(turnFor)
if turnFor > 0 then
lastTurn = 1
for i=1,turnFor do
    turtle.turnRight()
end
elseif turnFor < 0 then
lastTurn = -1
turnFor = -1 * turnFor
for i=1,turnFor do
turtle.turnLeft()
end
end
end
function dig(digDistance)
for currentDigDepth=1,digDistance do
while turtle.detectDown() or turtle.detect() or turtle.detectUp() do
    turtle.digUp()
    turtle.digDown()
    turtle.dig()
    sleep(.2)
end
move(1)
end
end
function fuelCheck()
    -- if(turtle.getFuelLevel() <= distanceFromHome) then
        -- if(turtle.getItemCount(16) > 0) then
            -- turtle.select(16)
        -- else
            -- turtle.select(16)
            -- print("Need Fuel!")
            -- getHome()
            -- exit()
        -- else
        -- turtle.refuel(1)
        -- end
    -- end
end
function getHome()
end
function move(moveDistance, moveDirection)
if(moveDirection == 0 or moveDirection == nil) then
    for currentMoveDistance=1,moveDistance do
        turtle.forward()
        if(currentMoveDistance % 8 == 0) then
            turtle.select(torchSlot)
            turtle.placeDown()
        end

        fuelCheck()
    end
elseif(moveDirection == 1) then
    for currentMoveDistance=1,moveDistance do
        turtle.up()
        fuelCheck()
    end
elseif(moveDirection == -1) then
    for currentMoveDistance=1,moveDistance do
        turtle.down()
        fuelCheck()
    end
end
moveDirection = nil
end

term.clear()
term.setCursorPos(1,1)
write("How much space between rows? ")
rowSpace = tonumber(io.read()) + 1
write("How many rows? ")
rowCount = tonumber(io.read())
write("How deep should the branches be? ")
branchDepth = tonumber(io.read())

for currentRow=1,rowCount do
    dig(rowSpace)
    turn(-1)
    dig(branchDepth + 2)
    turn(2)
    move(branchDepth + 2)
    dig(branchDepth + 4)
    turn(2)
    move(branchDepth + 4)
    if(currentRow ~= rowCount) then
        turn(1)
    else
        turn(-1)
    end
end
move(rowCount * rowSpace)
turn(2)
print("Finished.")