exlp

function escape(height, msg) -- escape function
    if (msg) then
        print('Escaping SOS')
    end
    local status = 1
    while (status <= height) do
        local up = turtle.detectUp()
        if (up) then
            turtle.digUp()
        end
        turtle.up()
        status = status + 1
    end
    turtle.forward()
    if msg then
        print('Escaping Finished SOS Mode Shutdown')
    end
end

function refuel()
    local inventorySlots = 16
    local inventoryCheckingStatus = 1
    while (inventoryCheckingStatus <= inventorySlots) do
        turtle.select(inventoryCheckingStatus)
        turtle.refuel()
        local checkItem = turtle.getItemDetail(inventoryCheckingStatus)
        if (checkItem ~= nil) then
            if (checkItem.name == 'minecraft:coal' or checkItem.name == 'minecraft:coal_block') then
                local checkFuel = getFuelPerc()
                local howMany = turtle.getItemCount(inventoryCheckingStatus)
                if (checkFuel >= 100) then
                    turtle.transferTo(16, howMany)
                else
                    turtle.refuel()
                end
            end
        end
        inventoryCheckingStatus = inventoryCheckingStatus + 1
    end
    turtle.select(1)
    print('Refuel Finished !')
end

function getFuelPerc()
    local fuelLimit = turtle.getFuelLimit()
    local fuelLevel = turtle.getFuelLevel()
    local percentage = ((fuelLevel * 100) / fuelLimit)
    print(percentage .. ' % Fuel in the turtle !')
    return percentage
end

local i = 0

function moveBot(blockAmount, direction)
    if (direction == 'forward') then
        print('Moving ' .. blockAmount .. ' blocks')
        for i = 1, blockAmount, 1 do
            turtle.forward()
        end
    elseif (direction == 'back') then
        print('Moving ' .. blockAmount .. ' block')
        for i = 1, blockAmount, 1 do
            turtle.back()
        end
    elseif (direction == 'up') then
        print('Moving ' .. blockAmount .. ' block')
        for i = 1, blockAmount, 1 do
            turtle.up()
        end
    elseif (direction == 'down') then
        print('Moving ' .. blockAmount .. ' block')
        for i = 1, blockAmount, 1 do
            turtle.down()
        end
    else
        print('Direction error !!')
        return false
    end
    return true
end

function turn(side)
    if (side == 'left') then
        turtle.turnLeft()
        return true
    elseif (side == 'right') then
        turtle.turnRight()
        return true
    else
        print('Error arguments side not valid !')
        return false
    end
end


function inventoryCheck(item)
    local inventoryCap = 16
    turtle.select(1)
    local storageSlot = nil
    local stackItems = false
    for i = 1, inventoryCap, 1 do
        --print(i)
        turtle.select(i)
        local info = turtle.getItemDetail()
        if (info ~= nil) then
            if(info.name == item) then
                if(stackItems ~= true) then
                    stackItems = true
                    storageSlot = i
                else
                    if (stackItems == false) then
                        storageSlot = i
                    end
                    turtle.transferTo(storageSlot)

                end
            end
            print(info.name .. ' ' .. info.count .. 'X')
        end
    end
    turtle.select(1)
    local infoLast = turtle.getItemDetail(storageSlot)

    if (infoLast ~= nil) then
        local final = {name = infoLast.name, count = infoLast.count, slot = storageSlot}
        return final
    else
        return
    end
end

function deposit(side, item)
    if (side == "left") then
        turn('left')
        turtle.select(inventoryInfo.slot)
        turtle.drop()
        turn('right')
    elseif (side == 'right') then
        turn('right')
        turtle.select(inventoryCheck(item).slot)
        turtle.drop()
        turn('left')
    elseif (side == 'back') then
        turtle.select(inventoryInfo.slot)
        turtle.dropBack()
    end

end

function followBlock(blockName, long)
    local side = nil
    for i = 1, long, 1 do
        local s, blockUnder = turtle.inspectDown()
        blockUnder = blockUnder.name
        if (blockUnder == blockName) then
            moveBot(1, 'forward')
        else
            moveBot(1, 'back')
            turn('left')
            moveBot(1, 'forward')
            blockUnder = turtle.inspectDown()
            if (blockUnder ~= blockName) then
                moveBot(2, 'back')
                for b = 1, 2, 1 do
                    turn('right')
                end
            end
        end
    end
end