[App] refuel.lua

-- WWLZe6E3
local Terminal = require("/terminal").new()
local diff = 0
function Main()
    writeText()
    repeat
        Terminal:reset()
        writeText()
        term.setCursorPos(1,8)
        local res = Terminal:promptConf("Refuel turtle?")
        if res then
            for i = 1, 16 do
                turtle.select(i)
                turtle.refuel()
                writeText()
            end
        else
            return
        end
        turtle.select(1)
        writeText()
    until res == false
    Terminal:reset()
end

function writeText()
    local fuelLevel = turtle.getFuelLevel()
    local fuelLimit = turtle.getFuelLimit()
    local fuelPercent = math.floor((fuelLevel/fuelLimit)*100)
    diff = fuelLimit - fuelLevel
    Terminal:reset()
    Terminal:display(1,
        "Turtle fuel level:",
        fuelLevel.." / "..fuelLimit.." ("..fuelPercent.."%)",
        "",
        "Lava Buckets..x"..math.ceil(diff/1000),
        "Coal..........x"..math.ceil(diff/160),
        "Kelp..........x"..math.ceil(diff/100),
        ""
    )
end

Main()