#!/usr/bin/env python3

# Created by YourKalamity
# https://github.com/YourKalamity/lazy-dsi-file-downloader


import tkinter
from tkinter import filedialog
import tkinter.font
import tkinter.ttk
import os
import platform
import sys
import requests
import json
from pathlib import Path
import shutil
from subprocess import Popen
import zipfile
import distutils
import webbrowser
import threading
import hashlib
from distutils import dir_util

pageNumber = 0

dsiVersions = [
    "1.0 - 1.3 (USA, EUR, AUS, JPN)",
    "1.4 - 1.4.5 (USA, EUR, AUS, JPN)",
    "All versions (KOR, CHN)"
]

linkToRepo = "https://github.com/YourKalamity/lazy-dsi-file-downloader"

memoryPitLinks = [
    linkToRepo + "/raw/master/assets/files/memoryPit/256/pit.bin",
    linkToRepo + "/raw/master/assets/files/memoryPit/768_1024/pit.bin"
]


def downloadFile(link, destination):
    try:
        r = requests.get(link, allow_redirects=True)
        if link.find('/'):
            fileName = link.rsplit('/', 1)[1]
        if destination.endswith("/") is False:
            destination = destination + "/"
        downloadLocation = destination + fileName
        open(downloadLocation, 'wb').write(r.content)
        return downloadLocation
    except requests.exceptions.ConnectionError as e:
        print(e)
        print("File not available, skipping...")
        return None


def hashcreator(filetobechecked):
    string = hashlib.blake2b(open(filetobechecked, 'rb').read()).hexdigest()
    return string


def getLatestGitHub(usernamerepo, assetNumber):
    release = json.loads(
        requests.get(
            "https://api.github.com/repos/"+usernamerepo+"/releases/latest"
        ).content)
    url = release["assets"][assetNumber]["browser_download_url"]
    return url


def outputbox(message):
    outputBox.configure(state='normal')
    outputBox.insert('end', message)
    outputBox.see(tkinter.END)
    outputBox.configure(state='disabled')


def validateDirectory(directory):
    try:
        directory = str(directory)
    except TypeError:
        outputbox("That's not a valid directory \n")
        outputbox("Press the Back button to change the folder\n")
        return False
    try:
        string = directory + "/test.file"
        with open(string, 'w') as file:
            file.close()
        os.remove(string)
    except FileNotFoundError:
        outputbox("That's not a valid directory")
        outputbox("or you do not have the")
        outputbox(" permission to write there")
        outputbox("Press the Back button to change the folder\n")
        return False
    except PermissionError:
        outputbox("You do not have write access  to that folder\n")
        outputbox("Press the Back button to change the folder\n")
        return False
    else:
        return True


def unzipper(unzipped, destination):
    with zipfile.ZipFile(unzipped, 'r') as zip_ref:
        zip_ref.extractall(destination)
        zip_ref.close()


def un7zipper(_7za, zipfile, destination):
    un7zipper = Popen([_7za, "x", "-aoa", zipfile, '-o'+destination])
    un7zipper.wait()


def start():
    # Clear outputBox
    outputBox.configure(state='normal')
    outputBox.delete('1.0', tkinter.END)
    outputBox.configure(state='disabled')

    # Locate 7z binary
    sysname = platform.system()
    _7za = os.path.join(sysname, '7za')
    _7z = None
    if sysname in ["Darwin", "Linux"]:
        # Chmod 7z binary to avoid a permission error
        import stat
        os.chmod(_7za, stat.S_IRWXU)
    if sysname == "Windows":
        # Search for 7z in the 64-bit Windows Registry
        import winreg
        print('Searching for 7-Zip in the Windows registry...')
        try:
            with winreg.OpenKey(
                winreg.HKEY_LOCAL_MACHINE,
                'SOFTWARE\\7-Zip', 0, winreg.KEY_READ | winreg.KEY_WOW64_64KEY
            ) as hkey:
                _7z = os.path.join(winreg.QueryValueEx(
                    hkey, 'Path')[0], '7z.exe')

                if not os.path.exists(_7z):
                    raise WindowsError
                _7za = _7z
        except WindowsError:
            # Search for 7z in the 32-bit Windows Registry
            print('Searching for 7-Zip in the 32-bit Windows registry...')

            try:
                with winreg.OpenKey(
                    winreg.HKEY_LOCAL_MACHINE, 'SOFTWARE\\7-Zip'
                ) as hkey:
                    _7z = os.path.join(winreg.QueryValueEx(hkey, 'Path')[0], '7z.exe')

                    if not os.path.exists(_7z):
                        raise WindowsError

                    _7za = _7z
            except WindowsError:
                print("7-Zip not found, please install it before using")
                outputbox("7-Zip not found \n")
                finalbackButton.configure(state='normal')
                return
    print("7-Zip found!")

    lineCounter = 0
    directory = SDentry
    if directory.endswith("\\") or directory.endswith("/"):
        directory = directory[:-1]
    version = firmwareVersion.get()
    unlaunchNeeded = unlaunch.get()

    # Validate directory
    directoryValidated = validateDirectory(directory)
    if directoryValidated is False:
        finalbackButton.configure(state='normal')
        return
    if dsiVersions.index(version) == 1:
        memoryPitDownload = memoryPitLinks[1]
    elif dsiVersions.index(version) in [0, 2]:
        memoryPitDownload = memoryPitLinks[0]

    # Creates a path called "/lazy-dsi-file-downloader-tmp/"
    cwdtemp = os.getcwd() + "/lazy-dsi-file-downloader-tmp/"
    Path(cwdtemp).mkdir(parents=True, exist_ok=True)

    if downloadmemorypit.get() == 1:
        # Download Memory Pit
        memoryPitLocation = directory + "/private/ds/app/484E494A/"
        Path(memoryPitLocation).mkdir(parents=True, exist_ok=True)
        outputbox("Downloading Memory Pit\n")
        downloadLocation = downloadFile(memoryPitDownload, memoryPitLocation)
        if downloadLocation is not None:
            outputbox("Memory Pit Downloaded\n")
            print("Memory Pit Downloaded")

    if downloadtwlmenu.get() == 1:
        # Download TWiLight Menu
        outputbox("Downloading TWiLight Menu ++\n")
        TWLmenuLocation = downloadFile(getLatestGitHub('DS-Homebrew/TWiLightMenu', 1), cwdtemp)
        if TWLmenuLocation is not None:
            outputbox("TWiLight Menu ++ Downloaded\n")
            print("TWiLight Menu ++ Downloaded")

            # Extract TWiLight Menu
            proc = Popen([_7za,"x", "-aoa", TWLmenuLocation, '-o'+cwdtemp, '_nds', 'hiya', 'roms','title', 'BOOT.NDS','snemul.cfg'])
            ret_val = proc.wait()
            outputbox("TWiLight Menu ++ Extracted\n")
            print("TWiLight Menu ++ Extracted to", cwdtemp)
            originalHash = hashcreator(cwdtemp + "BOOT.NDS")

            # Move TWiLight Menu
            shutil.copy(cwdtemp + "BOOT.NDS", directory)
            distutils.dir_util.copy_tree(cwdtemp + "_nds/", directory + "/_nds/")
            distutils.dir_util.copy_tree(cwdtemp + "hiya", directory + "/hiya/")
            distutils.dir_util.copy_tree(cwdtemp + "title", directory + "/title/")
            distutils.dir_util.copy_tree(cwdtemp + "roms", directory + "/roms/")

            # Some Homebrew write to the _nds folder so it is better to clear it first
            shutil.rmtree(cwdtemp +"_nds/")
            Path(cwdtemp + "_nds/").mkdir(parents=True, exist_ok=True)
            comparedHash = hashcreator(directory+"/BOOT.NDS")
            if originalHash == comparedHash:
                print("TWiLight  Menu ++ placed in", directory)
                outputbox("TWiLight Menu ++ placed on SD \n")
        # Download DeadSkullzJr's Cheat Database
        Path(directory + "/_nds/TWiLightMenu/extras/").mkdir(parents=True, exist_ok=True)
        outputbox("Downloading DeadSkullzJr's Cheat database\n")
        downloadLocation = downloadFile('https://bitbucket.org/DeadSkullzJr/nds-cheat-databases/raw/933c375545d3ff90854d1e210dcf4b3b31d9d585/Cheats/usrcheat.dat', directory + "/_nds/TWiLightMenu/extras/")
        if downloadLocation is not None:
            print("DeadSkullzJr's Cheat Database downloaded")
            outputbox("DeadSkullzJr's Cheat Database downloaded\n")

    if downloaddumptool.get() == 1:
        # Download dumpTool
        outputbox("Downloading dumpTool\n")
        downloadLocation = downloadFile(getLatestGitHub('zoogie/dumpTool', 0), directory)
        if downloadLocation is not None:
            print("dumpTool downloaded")
            outputbox("dumpTool Downloaded\n")
            lineCounter = lineCounter + 1

    if unlaunchNeeded == 1:
        # Download Unlaunch
        url = "https://web.archive.org/web/20210207235625if_/https://problemkaputt.de/unlaunch.zip"
        outputbox("Downloading Unlaunch\n")
        unlaunchLocation = downloadFile(url, cwdtemp)
        if unlaunchLocation is not None:
            print("Unlaunch Downloaded")
            outputbox("Unlaunch Downloaded\n")
            lineCounter = lineCounter + 1
            # Extract Unlaunch
            unzipper(unlaunchLocation, directory)
            print("Unlaunch Extracted")

    # Creates roms/nds if it does not exist
    roms = directory + "/roms/nds/"
    Path(roms).mkdir(parents=True, exist_ok=True)

    if godmode9i.get() == 1:
        # Download GodMode9i
        outputbox("Downloading GodMode9i\n")
        downloadLocation = downloadFile(getLatestGitHub('DS-Homebrew/GodMode9i', 0), cwdtemp)
        if downloadLocation is not None:
            print("GodMode9i downloaded")
            outputbox("GodMode9i Downloaded\n")
            lineCounter = lineCounter + 1
            # Extract TWiLight Menu
            proc = Popen([_7za,"x", "-aoa", downloadLocation, '-o'+roms, 'GodMode9i.nds'])
            ret_val = proc.wait()
            outputbox("GodMode9i Extracted\n")
            print("GodMode9i Extracted to", roms)

    if updateHiyaCFW.get() == 1:
        # Check if old hiyaCFW insallation exists
        outputbox("Checking for hiyaCFW\n")
        if os.path.isfile(directory+"/hiya.dsi"):
            outputbox("hiyaCFW found...\n")
            outputbox("Downloading latest...\n")
            downloadLocation = downloadFile(getLatestGitHub("RocketRobz/hiyaCFW", 0), cwdtemp)
            if downloadLocation is not None:
                outputbox("hiyaCFW.7z downloaded\n")
                os.remove(directory+"/hiya.dsi")
                proc = Popen([_7za,"x","-aoa",downloadLocation, "-o"+directory,"for SDNAND SD card\hiya.dsi"])
                ret_val = proc.wait()
                shutil.move(directory + "/for SDNAND SD card/hiya.dsi", directory + "/hiya.dsi")
                shutil.rmtree(directory + "/for SDNAND SD card/")
        else:
            outputbox("hiya.dsi was not found\n")
            outputbox("Please run the hiyaCFW helper first")

    # Download and extract extra homebrew
    outputbox("Downloading other homebrew\n")
    lineCounter = lineCounter + 1
    print("Downloading other homebrew...")

    for count, item in enumerate(homebrewDB):
        if homebrewList[count].get() == 1:
            print("Downloading "+item["title"])
            outputbox("Downloading "+item["title"]+'\n')
            lineCounter = lineCounter + 1
            if item["github"] == "True":
                downloadlink = getLatestGitHub(item["repo"], int(item["asset"]))
            else:
                downloadlink = item["link"]
            if item["extension"] == "nds":
                downloadFile(downloadlink, roms)
                outputbox("Downloaded "+item["title"]+'\n')
            elif item["extension"] == "zip":
                downloadLocation = downloadFile(downloadlink, cwdtemp)
                if downloadLocation is not None:
                    if item["location"]["roms"] == "all":
                        unzipper(downloadLocation, roms)
                        outputbox("Downloaded "+item["title"]+'\n')
            elif item["extension"] == "7z":
                downloadLocation = downloadFile(downloadlink, cwdtemp)
                if downloadLocation is not None:
                    if item["location"]["roms"] == "all":
                        un7zipper(_7za, downloadLocation, roms)
                        outputbox("Downloaded "+item["title"]+'\n')
                    else:
                        un7zipper(_7za, downloadLocation, cwdtemp)
                        if "root" in item["location"]:
                            Path(directory+(item["location"]["root"].split('/')).pop()).mkdir(parents=True, exist_ok=True)
                            shutil.copy(cwdtemp+item["location"]["root"], directory+((item["location"]["root"].split('/')).pop().pop(0)))
                        if "roms" in item["location"]:
                            shutil.copy(cwdtemp+item["location"]["roms"], roms)
                        outputbox("Downloaded "+item["title"]+'\n')
    # Delete tmp folder
    shutil.rmtree(cwdtemp)
    # Restore button access
    finalnextButton.config(state="normal")
    window.protocol("WM_DELETE_WINDOW", lambda: closeButtonPress(window))
    print("Done!")
    outputbox("Done!\n")
    outputbox("Press the Finish button to continue... \n")


def chooseDir(source, SDentry):
    source.sourceFolder = filedialog.askdirectory(
        parent=source, initialdir="/",
        title='Please select the root directory of your SD card')
    SDentry.delete(0, tkinter.END)
    SDentry.insert(0, source.sourceFolder)


def okButtonPress(self, source):
    self.destroy()
    source.deiconify()


def extraHomebrew(source):
    homebrewWindow = tkinter.Toplevel(source)
    homebrewWindow.config(bg="#f0f0f0")
    source.withdraw()
    homebrewWindowLabel = tkinter.Label(homebrewWindow, text="Homebrew List", font=("Segoe UI",12,"bold"), bg="#f0f0f0", fg="#000000")
    homebrewWindowLabel.pack(anchor="w")
    homebrewWindowLabel2 = tkinter.Label(homebrewWindow, text="Select additional homebrew for download then press OK", font=(bodyFont), bg="#f0f0f0", fg="#000000")
    homebrewWindowLabel2.pack(anchor="w")
    vscrollbar = tkinter.Scrollbar(homebrewWindow)
    canvas = tkinter.Canvas(homebrewWindow, yscrollcommand=vscrollbar.set)
    canvas.config(bg="#f0f0f0")
    vscrollbar.config(command=canvas.yview)
    vscrollbar.pack(side=tkinter.RIGHT, fill=tkinter.Y)
    homebrewFrame = tkinter.Frame(canvas)
    homebrewFrame.configure(bg="#f0f0f0")
    homebrewWindow.title("Homebrew List")
    homebrewWindow.resizable(0, 0)
    canvas.pack(side="left", fill="both", expand=True)
    canvas.create_window(0, 0, window=homebrewFrame, anchor="n")
    for count, x in enumerate(homebrewDB):
        homebrewListMenu = tkinter.Checkbutton(homebrewFrame, text=x["title"] + " by " + x["author"], font=(bigListFont), variable=homebrewList[count], bg="#f0f0f0", fg="#000000")
        homebrewListMenu.config(selectcolor="#F0F0F0")
        homebrewListMenu.pack(anchor = "w")
    frame = tkinter.ttk.Frame(homebrewWindow, relief=tkinter.RAISED, borderwidth=1)
    frame.pack(fill=tkinter.BOTH, expand=True)
    okButton = Button(homebrewWindow, text = "OK", font=(buttonFont), command=lambda: okButtonPress(homebrewWindow,source), bg="#f0f0f0", fg="#000000")
    okButton.pack(side=tkinter.RIGHT, padx=5, pady=5)
    homebrewWindow.update()
    canvas.config(scrollregion=canvas.bbox("all"))
    homebrewWindow.protocol("WM_DELETE_WINDOW", lambda: okButtonPress(homebrewWindow, source))


def closeButtonPress(source):
    source.destroy()
    root.destroy()


def nextWindow(windownumbertosummon):
    globals()["summonWindow"+windownumbertosummon]


def donothing():
    return


def summonWindow0():
    window.title("Lazy DSi file Downloader")
    window.resizable(0, 0)
    window.geometry("500x360")
    window.option_add("*Background", backgroundColour)
    window.configure(bg=backgroundColour)
    topFrame = tkinter.Frame(window)
    topFrame.pack(expand=True, fill=tkinter.BOTH, padx=5)
    topFrame.option_add("*Background", backgroundColour)
    bottomFrame = tkinter.Frame(window)
    bottomFrame.pack(side=tkinter.BOTTOM, fill=tkinter.X, padx=5)
    bottomFrame.option_add("*Background", backgroundColour)
    first = tkinter.Label(topFrame, text="Lazy DSi File Downloader", font=(titleFont), fg=foregroundColour)
    first.grid(column=0, row=0, sticky="w", padx=5)
    bulletpoints = [
        "This is an application made by Your Kalamity that downloads and place files for homebrew'ing your Nintendo DSi in the correct location. If you have already installed homebrew, this can also update the one you have.",
        "This is to be used in conjunction with the Nintendo DSi Modding guide by NightScript, emiyl and the rest of the community.",
        "Check it out here: https://dsi.cfw.guide/",
        "By using this application, you don't need to follow any of the 'Preparing SD card' steps.",
        "Please proceed by hitting the 'Next' button"
        ]

    for count, x in enumerate(bulletpoints):
        bullet = tkinter.Label(topFrame, text=x, font=(paragraphFont), fg=foregroundColour, wraplength=450, justify="left")
        bullet.grid(column=0, row=count+3, sticky="w", padx=5)
    
    discordButton = Button(bottomFrame, text="DS⁽ⁱ⁾ Mode Hacking Discord server", fg=foregroundColour, bg=buttonColour, font=(buttonFont), command=lambda: webbrowser.open("https://discord.gg/yD3spjv", new=1))
    discordButton.pack(side=tkinter.LEFT, padx="5", pady="5")
    nextButton = Button(bottomFrame, text="Next", width=button_width, fg=foregroundColour, bg=nextButtonColour, font=(buttonFont), command=lambda: [topFrame.destroy(), bottomFrame.destroy(), summonWindow1()])
    nextButton.pack(side=tkinter.RIGHT, padx=5, pady=5)

    window.protocol("WM_DELETE_WINDOW", lambda: closeButtonPress(window))


def summonWindow1():
    topFrame = tkinter.Frame(window)
    topFrame.pack(expand=True, fill=tkinter.BOTH, padx=5)
    topFrame.option_add("*Background", backgroundColour)
    bottomFrame = tkinter.Frame(window)
    bottomFrame.pack(side=tkinter.BOTTOM, fill=tkinter.X, padx=5)
    bottomFrame.option_add("*Background", backgroundColour)
    first = tkinter.Label(topFrame, text="Memory Pit", font=(titleFont), fg=foregroundColour)
    first.grid(column=0, row=0, sticky="w", padx=5)
    subtitle = tkinter.Label(topFrame, text='thank you, shutterbug2000!', font=(subtitleFont), fg=foregroundColour)
    subtitle.grid(column=0, row=1, sticky="w", padx=5)
    filler = tkinter.Label(topFrame, text=" ")
    filler.grid(column=0, row=3)
    downloadmemorypitCheck = tkinter.Checkbutton(topFrame, text = "Download Memory pit exploit?", font=(buttonFont), fg=foregroundColour, variable = downloadmemorypit)
    downloadmemorypitCheck.grid(column=0, row=2, sticky="w")
    firmwareLabel = tkinter.Label(topFrame, text = "Select your DSi firmware : ", fg=foregroundColour, font=(buttonFont))
    firmwareLabel.grid(column=0, row=4, sticky="w")
    selector = tkinter.OptionMenu(topFrame, firmwareVersion, *dsiVersions)
    selector.config(bg=buttonColour, fg=foregroundColour, font=(buttonFont))
    selector["menu"].config(bg=buttonColour, fg=foregroundColour, font=(buttonFont))
    selector.grid(column=0, row=5, sticky="w")

    if platform.system() == "Darwin":
        macOS_hiddentext = tkinter.Label(topFrame, text = "(Click the area above this text\n if you can't see the drop down menu) ", fg=foregroundColour, font=(bodyFont))
        macOS_hiddentext.grid(column=0, row=6, sticky="w")

    backButton = Button(bottomFrame,text="Back", font=(buttonFont), fg=foregroundColour, bg=backButtonColour, command=lambda: [topFrame.destroy(),bottomFrame.destroy(),summonWindow0()], width=button_width)
    backButton.pack(side=tkinter.LEFT)
    nextButton = Button(bottomFrame, text="Next",width=button_width, fg=foregroundColour, bg=nextButtonColour, font=(buttonFont),command=lambda: [topFrame.destroy(), bottomFrame.destroy(), summonWindow2()])
    nextButton.pack(side=tkinter.RIGHT, padx=5, pady=5)
    window.protocol("WM_DELETE_WINDOW", lambda: closeButtonPress(window))


def summonWindow2():
    topFrame = tkinter.Frame(window)
    topFrame.pack(expand=True, fill=tkinter.BOTH, padx=5)
    topFrame.option_add("*Background", backgroundColour)
    bottomFrame = tkinter.Frame(window)
    bottomFrame.pack(side=tkinter.BOTTOM, fill=tkinter.X,padx=5)
    bottomFrame.option_add("*Background", backgroundColour)
    first = tkinter.Label(topFrame, text="Homebrew Section", font=(titleFont), fg=foregroundColour)
    first.grid(column=0,row=0, sticky="w")
    subtitle = tkinter.Label(topFrame, text='brewed at home', font=(subtitleFont), fg=foregroundColour)
    subtitle.grid(column=0,row=1,sticky="w")
    downloadtwlmenuCheck = tkinter.Checkbutton(topFrame, text = "Download latest TWiLight Menu++ version?",fg=foregroundColour, variable = downloadtwlmenu,font=(buttonFont))
    downloadtwlmenuCheck.grid(column=0,row=2, sticky ="w")
    downloaddumptoolCheck = tkinter.Checkbutton(topFrame, text ="Download latest dumpTool version?", variable=downloaddumptool,fg=foregroundColour,font=(buttonFont))
    downloaddumptoolCheck.grid(column=0,row=3,sticky="w")
    unlaunchCheck = tkinter.Checkbutton(topFrame, text = "Download latest Unlaunch version?", variable =unlaunch, fg=foregroundColour,font=(buttonFont))
    unlaunchCheck.grid(column=0,row=4,sticky="w")
    seperator = tkinter.Label(topFrame, text="───────────────────────────────────────────────────────────", font=(buttonFont), fg=foregroundColour)
    seperator.grid(column=0,row=5,sticky="w")
    GodMode9iCheck = tkinter.Checkbutton(topFrame, text = "Download latest GodMode9i version?", variable =godmode9i, fg=foregroundColour,font=(buttonFont))
    GodMode9iCheck.grid(column=0,row=6,sticky="w")
    updateHiyaCheck = tkinter.Checkbutton(topFrame, text = "Update hiyaCFW? (must have run hiyaHelper once before)", variable =updateHiyaCFW, fg=foregroundColour,font=(buttonFont))
    updateHiyaCheck.grid(column=0,row=7,sticky="w")
    buttonExtraHomebrew = tkinter.Button(topFrame, text = "Additional homebrew...", command =lambda:[extraHomebrew(window)], fg=foregroundColour,font=(buttonFont),bg=buttonColour)
    buttonExtraHomebrew.grid(column=0,row=8,sticky="w",pady=5)
    backButton = Button(bottomFrame,text="Back", font=(buttonFont),fg=foregroundColour,bg=backButtonColour,command=lambda: [topFrame.destroy(),bottomFrame.destroy(),summonWindow1()], width=button_width)
    backButton.pack(side=tkinter.LEFT)
    nextButton = Button(bottomFrame, text="Next",width=button_width, fg=foregroundColour,bg=nextButtonColour, font=(buttonFont),command=lambda:[topFrame.destroy(),bottomFrame.destroy(),summonWindow3()])
    nextButton.pack(side=tkinter.RIGHT, padx=5, pady=5)
    window.protocol("WM_DELETE_WINDOW",lambda:closeButtonPress(window))


def summonWindow3():
    topFrame = tkinter.Frame(window)
    topFrame.pack(expand=True, fill=tkinter.BOTH,padx=5)
    topFrame.option_add("*Background", backgroundColour)
    bottomFrame = tkinter.Frame(window)
    bottomFrame.pack(side=tkinter.BOTTOM, fill=tkinter.X,padx=5)
    bottomFrame.option_add("*Background", backgroundColour)
    first = tkinter.Label(topFrame, text="Select SD Card", font=(titleFont), fg=foregroundColour)
    first.grid(column=0,row=0, sticky="w")
    subtitle = tkinter.Label(topFrame, text='ready to download?', font=(subtitleFont), fg=foregroundColour)
    subtitle.grid(column=0,row=1,sticky="w")
    noticeLabel=tkinter.Label(topFrame,text="Plug in your SD card and choose the directory", fg=foregroundColour, font=(bodyFont))
    noticeLabel.grid(column=0,row=2,sticky="w")
    SDentry = tkinter.Entry(topFrame, fg=foregroundColour,bg=buttonColour,font=(buttonFont),width=25)
    SDentry.grid(column=0, row=3,sticky="w")
    chooseDirButton = Button(topFrame, text = "Click to select folder", command =lambda:chooseDir(topFrame,SDentry),fg=foregroundColour,bg=buttonColour,font=(buttonFont),width=folder_width)
    chooseDirButton.grid(column=0, row=4,sticky="w",pady=5)
    backButton = Button(bottomFrame,text="Back", font=(buttonFont),fg=foregroundColour,bg=backButtonColour,command=lambda: [topFrame.destroy(),bottomFrame.destroy(),summonWindow2()], width=button_width)
    backButton.pack(side=tkinter.LEFT)
    nextButton = Button(bottomFrame, text="Start",width=button_width, fg=foregroundColour,bg=nextButtonColour, font=(buttonFont),command=lambda:[globalify(SDentry.get()),topFrame.destroy(),bottomFrame.destroy(),summonWindow4()])
    nextButton.pack(side=tkinter.RIGHT, padx=5, pady=5)
    window.protocol("WM_DELETE_WINDOW",lambda:closeButtonPress(window))


def globalify(value):
    global SDentry
    SDentry = value


def summonWindow4():
    startThread = threading.Thread(target=start, daemon=True)
    topFrame = tkinter.Frame(window)
    topFrame.pack(expand=True, fill=tkinter.BOTH,padx=5)
    topFrame.option_add("*Background", backgroundColour)
    bottomFrame = tkinter.Frame(window)
    bottomFrame.pack(side=tkinter.BOTTOM, fill=tkinter.X,padx=5)
    bottomFrame.option_add("*Background", backgroundColour)
    first = tkinter.Label(topFrame, text="Download Screen", font=(titleFont), fg=foregroundColour)
    first.grid(column=0,row=0, sticky="w")
    subtitle = tkinter.Label(topFrame, text='please wait...', font=(subtitleFont), fg=foregroundColour)
    subtitle.grid(column=0,row=1,sticky="w")
    global outputBox
    outputBox = tkinter.Text(topFrame,state='disabled', width = 60, height = 15, bg="black", fg="white")
    outputBox.grid(column=0,row=2,sticky="w")
    startThread.start()
    global finalbackButton
    finalbackButton = Button(bottomFrame,state="disabled",  text="Back", font=(buttonFont),fg=foregroundColour,bg=backButtonColour,command=lambda: [topFrame.destroy(),bottomFrame.destroy(),summonWindow3()], width=button_width)
    finalbackButton.pack(side=tkinter.LEFT)
    global finalnextButton
    finalnextButton = Button(bottomFrame, state="disabled", text="Finish",width=button_width, fg=foregroundColour,bg=nextButtonColour, font=(buttonFont),command=lambda:[topFrame.destroy(),bottomFrame.destroy(),summonWindow5()])
    finalnextButton.pack(side=tkinter.RIGHT, padx=5, pady=5)
    window.protocol("WM_DELETE_WINDOW",lambda:donothing)


def summonWindow5():
    topFrame = tkinter.Frame(window)
    topFrame.pack(expand=True, fill=tkinter.BOTH,padx=5)
    topFrame.option_add("*Background", backgroundColour)
    bottomFrame = tkinter.Frame(window)
    bottomFrame.pack(side=tkinter.BOTTOM, fill=tkinter.X,padx=5)
    bottomFrame.option_add("*Background", backgroundColour)
    first = tkinter.Label(topFrame, text="Completed", font=(titleFont), fg=foregroundColour)
    first.grid(column=0,row=0, sticky="w")
    label= tkinter.Label(topFrame,text="Your SD card is now ready to run and use Homebrew on your Nintendo DSi.",font=(bodyFont),fg=foregroundColour,wraplength=450,justify="left")
    label.grid(column=0,row=2,sticky="w")
    labellink= tkinter.Label(topFrame,text="You can now eject your SD card and follow the steps of https://dsi.cfw.guide/",font=(bodyFont),fg=foregroundColour,wraplength=450,justify="left")
    labellink.grid(column=0,row=3,sticky="w")
    labellink.bind("<Button-1>", lambda e: webbrowser.open_new("https://dsi.cfw.guide/"))
    label= tkinter.Label(topFrame,text="Credits to",font=(bodyFont),fg=foregroundColour)
    label.grid(column=0,row=4,sticky="w")
    bulletpoints = ["YourKalamity - Creator","NightScript - Idea & writer of dsi.cfw.guide","Emiyl - Writer of dsi.cfw.guide","SNBeast - Testing and pointing out errors","Everybody that helped create the homebrew downloaded by this app","Kaisaan - Yes"]
    w = 5
    for x in bulletpoints:
        label = tkinter.Label(topFrame,text=x,font=(bigListFont),fg=foregroundColour)
        label.grid(column=0,row=w,sticky="w")
        w = w + 1
    label= tkinter.Label(topFrame,text="Press the Close button to Exit",font=(bodyFont),fg=foregroundColour)
    label.grid(column=0,row=w+1,sticky="w")
    finish = Button(bottomFrame, text="Close", width=button_width, fg=foregroundColour, bg=nextButtonColour, font=(buttonFont),command=lambda: [topFrame.destroy(), bottomFrame.destroy(), closeButtonPress(window)])
    finish.pack(side=tkinter.RIGHT, padx=5, pady=5)
    window.protocol("WM_DELETE_WINDOW",lambda:closeButtonPress(window))


if __name__ == "__main__":
    if(sys.version_info.major < 3):
        print("This program will ONLY work on Python 3 and above")
        sys.exit()
    os.chdir(os.path.dirname(os.path.abspath(sys.argv[0])))

    root = tkinter.Tk()
    window = tkinter.Toplevel(root)
    root.withdraw()

    # Homebrew Database
    homebrewDB = json.loads(requests.get('https://raw.githubusercontent.com/YourKalamity/just-a-dsi-DB/master/just-a-dsi-DB.json').content)
    homebrewList = []
    for x in homebrewDB:
        homebrewList.append(tkinter.IntVar())

    # TKinter Vars
    downloadmemorypit = tkinter.IntVar(value=1)
    firmwareVersion = tkinter.StringVar()
    firmwareVersion.set(dsiVersions[1])
    downloadtwlmenu = tkinter.IntVar(value=1)
    downloaddumptool = tkinter.IntVar(value=1)
    unlaunch = tkinter.IntVar(value=0)
    godmode9i = tkinter.IntVar(value=0)
    updateHiyaCFW = tkinter.IntVar(value=0)

    # Fonts
    titleFont = tkinter.font.Font(
        family="Segoe UI",
        size=15,
        weight="bold"
    )
    subtitleFont = tkinter.font.Font(
        family="Segoe UI",
        size=11,
        slant="italic"
    )
    bodyFont = tkinter.font.Font(
        family="Segoe UI",
        underline=False,
        size=11
    )
    buttonFont = tkinter.font.Font(
        family="Segoe UI",
        underline=False,
        size=11,
        weight="bold"
    )
    bigListFont = tkinter.font.Font(
        family="Segoe UI",
        underline=False,
        size=9
    )
    paragraphFont = tkinter.font.Font(
        family="Segoe UI",
        size=10
    )

    if platform.system() == "Darwin":
        from tkmacosx import Button
        backgroundColour = "#f0f0f0"
        foregroundColour = "black"
        buttonColour = "#f0f0f0"
        backButtonColour = "#f0f0f0"
        nextButtonColour = "#f0f0f0"
        button_width = 80
        folder_width = 250
    else:
        from tkinter import Button
        backgroundColour = "#252a34"
        foregroundColour = "white"
        buttonColour = "#7289DA"
        backButtonColour = "#567487"
        nextButtonColour = "#027b76"
        button_width = 8
        folder_width = 25

    summonWindow0()
    root.mainloop()