Diggy turtle STARTUP

K_VERSION = 0.093

function _print(message)
    wrap = function(str) return "| " .. str .. string.rep(" ", 35 - string.len(str)) .. " |" end
    split = function() print(string.rep("- ", 20)) end
    _read = function() print("»", message, "«") return read() end
    write = function() print(wrap(message)) end
    sub = function() print(wrap(" » " .. message)) end
    raw = function() print(message) end
    return { split = split, write = write, read = _read, sub = sub, raw = raw }
end

function message()
    function printTitle()
        _print("        Diggy Turtle v" .. getVersion(getRemoteData("Pu8jbGue")) .. " by omr").raw()
        _print().split()
    end

    function info()
        printTitle()
        _print("Features:").write()
        _print("Auto-update").sub()
        _print("Auto-resume").sub()
        _print("Usage:").write()
        _print("Start position: Bottom Right").sub()
        _print("Chest position: Above turtle").sub()
        _print("Fuel slot: Last").sub()
        _print("Run: " .. fs.getName(shell.getRunningProgram()) .. " <Length> <Width> <Height>").sub()
        _print().split()
    end

    function status(params)
        resetScreen()
        printTitle()
        _print("Details:").write()
        _print("Size (x:y:z): " .. params[1] .. ":" .. params[2] .. ":" .. params[3]).sub()
        _print("Fuel: " .. turtle.getFuelLevel()).sub()
        _print().split()
        if (params[4]) then
            _print("Resuming...").raw()
        end
    end

    return { info = info, status = status }
end

function resetScreen()
    term.clear()
    term.setCursorPos(1, 1)
end

function getRemoteData(id)
    if (not http) then return end
    local httpResponce = http.get("http://pastebin.com/raw.php?i=" .. id)
    local data = httpResponce.readAll()
    httpResponce.close()
    return data
end

function getLocalData(name)
    local file = fs.open(name, "r")
    local data = file.readAll()
    file.close()
    return data
end

function getVersion(data)
    local _, versionIndex = string.find(data, 'K_VERSION *= *')

    if (versionIndex) then return tonumber(string.match(data, '%d+[%.?%d*]*', versionIndex + 1))
    else return 0 end
end

function loadLib(id, name, isAPI)
    if (not fs.exists(name)) then
        shell.run("pastebin get " .. id .. " " .. name)
        assert(fs.exists(name), "Connection issue, try again later")
    end

    if (isAPI) then
        os.loadAPI(name)
    else
        local remoteVersion = getVersion(getRemoteData(id))
        local localVersion = getVersion(getLocalData(name))
        if (localVersion < remoteVersion) then
            shell.run("rm " .. name)
            shell.run("pastebin get " .. id .. " " .. name)
            os.reboot()
            --shell.run(shell.getRunningProgram())
        end
    end
end

function saveParams(table)
    local file = fs.open("resumeParams", "w")
    file.write(textutils.serialize(table))
    file.close()
    return true
end

function loadParams()
    if (fs.exists("resumeParams")) then
        local file = fs.open("resumeParams", "r")
        local data = file.readAll()
        file.close()
        local params = textutils.unserialize(data)
        table.insert(params, "true")
        return params
    else
        local params
        if (#args ~= 3) then
            local z = tonumber(_print("Enter length").read())
            assert(type(z) == "number" and z > 0, "Value must be a number and greater than 0")
            local x = tonumber(_print("Enter width").read())
            assert(type(x) == "number" and x > 0, "Value must be a number and greater than 0")
            local y = tonumber(_print("Enter height").read())
            assert(type(y) == "number" and y > 0, "Value must be a number and greater than 0")
            params = {x, y, z}
        else
            params = args
        end
        saveParams(params)
        return params;
    end
end

function run()
    message().info()
    local params = loadParams()
    message().status(params)

    if (shell.run("diggyturtle", unpack(params))) then
        _print("Mining finished!").raw()
        fs.delete("resumeParams")
        fs.delete("/.lama/")
    else
        _print("Mining aborted!").raw()
    end
end

function main()
    resetScreen()
    loadLib("qDaGHBU3", "lama", true)
    loadLib("Pu8jbGue", "diggyturtle")
    loadLib("85G2W3Hz", shell.getRunningProgram())
    run()
end

args = { ... }
main()