local distance = 0
local onlight = 0
local torch = turtle.getItemCount(1)
local chest = turtle.getItemCount(2)
local ItemFuel = turtle.getItemCount(3)
local MD = 3
local MineTimes = 0
local Fuel = 0
local NeedFuel = 0
local Error = 0
local Way = 0

local function Check()
    if torch == 0 then
        print("There are no torch's in Turtle")
        Error = 1
    else
        print("There are torch's in turtle")
    end
    if chest == 0 then
        print("There are no chests")
        Error = 1
    else
        print("There are chest in turtle")
    end
    if ItemFuel == 0 then
        print("No Fuel Items")
        error = 1
    else
        print("There is fuel")
    end
    repeat
        if turtle.getFuelLevel() == "unlimited" then
            print("NO NEED FOR FUEL")
            Needfuel = 0
        elseif turtle.getFuelLevel() < 100 then
            turtle.select(3)
            turtle.refuel(1)
            turtle.select(1)
            Needfuel = 1
            ItemFuel = ItemFuel - 1
        elseif NeedFuel == 1 then
            Needfuel = 0
        end
    until NeedFuel == 0
end

local function Recheck()
    torch = turtle.getItemCount(1)
    chest = turtle.getItemCount(2)
    ItemFuel = turtle.getItemCount(3)
    Error = 0
end

local function WarmUpForBackProgram()
    turtle.turnLeft()
    turtle.turnLeft()
    repeat
        if turtle.detectUp() then
            turtle.digUp()
        end
    until turtle.up()
end

local function Back()
    repeat
        if turtle.forward() then
            TB = TB - 1
        end
        if turtle.detect() then
            if TB ~= 0 then
                turtle.dig()
            end
        end
        if turtle.detectDown() then
            turtle.digDown()
            if turtle.getItemCount(1) > torch then
                turtle.select(1)
                turtle.placeDown()
            end
        end
    until TB == 0
end

local function FillInChest()
    if chest > 0 then
        back = TB - TF
        WarmUpForBackProgram()

        repeat
            if turtle.forward() then
                back = back - 1
            end
            if turtle.detect() then
                if back ~= 0 then
                    turtle.dig()
                end
            end
        until back == 0

        turtle.select(2)
        if turtle.detectDown() then
            turtle.digUp()
        end
        turtle.down()
        turtle.digDown()
        turtle.placeDown()
        chest = chest - 1
        for slot = 5, 16 do
            turtle.select(slot)
            turtle.dropDown()
        end
        turtle.select(1)

        turtle.turnLeft()
        turtle.turnLeft()
        turtle.up()

        for slot = 0, TB - TF do
            turtle.forward()
        end

        turtle.down()
    else
        print("Turtle run out of chest")
        os.shutdown()
    end
end


local function ForwardM()
    repeat
        if turtle.detect() then
            turtle.dig()
        end
        if turtle.forward() then
            TF = TF - 1
            onlight = onlight + 1
        end
        if turtle.detectUp() then
            turtle.digUp()
        end

        turtle.select(4)
        turtle.placeDown()
        turtle.select(1)

        if onlight == 8 then
            if torch > 0 then
                turtle.turnLeft()
                turtle.turnLeft()
                turtle.place()
                turtle.turnLeft()
                turtle.turnLeft()
                torch = torch - 1
                onlight = onlight - 8
            else
                print("Turtle run out of torchs")
                os.shutdown()
            end
        end

        if turtle.getItemCount(16) > 0 then
            FillInChest()
        end

        repeat
            if turtle.getFuelLevel() == "unlimited" then
                print("NO NEED FOR FUEL")
                Needfuel = 0
            elseif turtle.getFuelLevel() < 100 then
                turtle.select(3)
                turtle.refuel(1)
                turtle.select(1)
                Needfuel = 1
                ItemFuel = ItemFuel - 1
            elseif ItemFuel == 0 then
                print("Turtle run out of fuel")
                os.shutdown()
            elseif NeedFuel == 1 then
                Needfuel = 0
            end
        until NeedFuel == 0
    until TF == 0
end

local function MultiMines()
    if turtle.detectDown() then
        turtle.digDown()
    end
    if Way == 1 then
        turtle.turnLeft()
        turtle.down()
    else
        turtle.turnRight()
        turtle.down()
    end
    repeat
        if turtle.detect() then
            turtle.dig()
        end
        if turtle.forward() then
            MD = MD - 1
        end
        if turtle.detectUp() then
            turtle.digUp()
        end

        turtle.select(4)
        turtle.placeDown()
        turtle.select(1)

    until MD == 0
    if Way == 1 then
        turtle.turnLeft()
    else
        turtle.turnRight()
    end
    if MineTimes == 0 then
        print("Turtle is done")
    else
        MineTimes = MineTimes - 1
    end
end

local function Restart()
    TF = distance
    TB = distance
    MD = 3
end

function Start()
    repeat
        onlight = 2
        ForwardM()
        WarmUpForBackProgram()
        Back()
        MultiMines()
        Restart()
    until MineTimes == 0
end

print("Hi There Welcome to Mining Turtle Program")
print("How Far Will Turtle Go")
input = io.read()
distance = tonumber(input)
TF = distance
TB = distance
print("Left or Right")
print("0 = Left and 1 = Right")
input2 = io.read()
Way = tonumber(input2)
print("How Many Times")
input3 = io.read()
MineTimes = tonumber(input3)
Recheck()
Check()
if Error == 1 then
    repeat
        sleep(10)
        Recheck()
        Check()
    until Error == 0
end
Start()