NextUI 2.0 Setup

-- Microcraft NextUI Setup --

local function aw(...) return write(...) end
local function p(...) return print(...) end
local function s(...) return sleep(...) end
local function tw(...) return term.write(...) end
local function scp(...) return term.setCursorPos(...) end
local function sbc(...) return term.setBackgroundColor(...) end
local function stc(...) return term.setTextColor(...) end
local function tc(...) return term.clear(...) end
local function tcl(...) return term.clearLine(...) end
local function r(...) return shell.run(...) end
local function sp(...) return textutils.slowPrint(...) end
local function sw(...) return textutils.slowWrite(...) end
local function fse(...) return fs.exists(...) end
local function pul(...) return paintutils.loadImage(...) end
local function pud(...) return paintutils.drawImage(...) end
local function pfb(...) return paintutils.drawFilledBox(...) end
local function su(...) return os.shutdown(...) end
local function re(...) return os.reboot(...) end
local function pdp(...) return paintutils.drawPixel(...) end

w, h = term.getSize()

pliki = {"https://pastebin.com/raw/MwpLq4JP", "https://pastebin.com/raw/R0RDz6eh", "https://pastebin.com/raw/za0ck7T5", "https://pastebin.com/raw/vyAZc6tJ", "https://pastebin.com/raw/NVzDaz4M", "https://pastebin.com/raw/u0urwgNc"}

function downloadFile(url, sciezka)
    local response = http.get(url)
    if response then
        local fileContent = response.readAll()
        response.close()

        local file = fs.open(sciezka, "w")
        file.write(fileContent)
        file.close()
    else
        print("Instalator napotkal blad z pobieraniem pliku. Jesli wystapi on ponownie uzyj wersji instalatora korzystajacej z API pastebin.")
    end
end

function setupUI()
    pfb(1,1,w,h, colors.blue)
    pfb(1,h,w,h,colors.gray)
    local char1 = "\149"
    local char2 = "\131"
    scp(1,1)
    stc(colors.white)
    sbc(colors.blue)
    p("Instalator NextUI")
    scp(1,2)
    p(char2, char2, char2, char2, char2, char2, char2, char2, char2)
end

function welcome()
    setupUI()
    scp(1,4)
    sbc(colors.blue)
    stc(colors.white)
    p[[Witamy w Instalatorze NextUI 2.0! Ten program przeprowadzi Cie przez proces pobrania oraz zainstalowania systemu Microcraft NextUI 2.0 na Twoim komputerze. Podazaj dalej za poleceniami Instalatora, aby kontynuowac]]
    scp(1,12)
    p[[Nacisnij ENTER, aby przejsc dalej.]]
    p[[Nacisnij BACKSPACE, aby wyjsc z instalatora]]
    local event, key = os.pullEvent("key")
    p(key)
    if key == keys.backspace then
        pfb(1,1,w,h,colors.black)
        tc()
        s(1)
        scp(1,1)
        stc(colors.white)
        p("Instalacja NextUI 2.0 zostala przerwana")
    elseif key == keys.enter then
        install()
    else
        welcome()
    end

end

function install()
    setupUI()
    scp(1,h)
    sbc(colors.gray)
    stc(colors.white)
    write("Pobieranie plikow systemowych...")
    paintutils.drawBox(8,12,43,14,colors.white)
    scp(1,3)
    downloadFile(pliki[1], "/startup")
    scp(9,13)
    sbc(colors.yellow)
    stc(colors.yellow)
    sp("******")
    sbc(colors.blue)
    stc(colors.white)
    scp(1,3)
    downloadFile(pliki[2], "/os/main/menu")
    scp(15,13)
    sbc(colors.yellow)
    stc(colors.yellow)
    sp("******")
    scp(1,3)
    downloadFile(pliki[3], "/os/main/explorer")
    scp(21,13)
    sbc(colors.yellow)
    stc(colors.yellow)
    sp("******")
    scp(1,3)
    downloadFile(pliki[4], "/os/luaide")
    scp(27,13)
    sbc(colors.yellow)
    stc(colors.yellow)
    sp("*******")
    scp(1,3)
    downloadFile(pliki[5], "/os/icon")
    scp(34,13)
    sbc(colors.yellow)
    stc(colors.yellow)
    sp("******")
    scp(1,3)
    downloadFile(pliki[6], "/os/2048")
    scp(40,13)
    sbc(colors.yellow)
    stc(colors.yellow)
    sp("***")
    s(1)
    installStage2()
end

function installStage2()
    setupUI()
    scp(1,h)
    sbc(colors.gray)
    stc(colors.white)
    write("Instalowanie ustawien systemowych...")
    paintutils.drawBox(8,12,43,14,colors.white)
    scp(1,3)
    sbc(colors.blue)
    stc(colors.blue)
    r("set shell.allow_disk_startup false")
    fs.makeDir("/User")
    fs.makeDir("/nshop")
    s(1)
    pfb(1,h,w,h,colors.gray)
    stc(colors.white)
    scp(1,h)
    write("Uruchamianie ponownie...")
    for i = 9,42 do
        scp(i,13)
        sbc(colors.red)
        stc(colors.red)
        sp("*")
    end
    s(1)
    re()
end

welcome()