@echo off
setlocal DisableDelayedExpansion
title Telegram Gifts Downloader Setup

echo ======================================================
echo    Telegram Gifts and NFT Downloader Setup (Windows)   
echo ======================================================

:: 1. Initialize npm package.json
if not exist "package.json" (
    echo [-] Initializing package.json...
    call npm init -y >nul 2>&1
)

:: 2. Install dependencies silently
echo [-] Installing dependencies...
call npm install teleproto input socks dotenv --loglevel=error --no-audit --no-fund >nul 2>&1

:: 3. Setup .gitignore
if not exist ".gitignore" (
    (
        echo .env
        echo *.session
        echo regular_gifts/
        echo nft_models/
        echo node_modules/
    ) > .gitignore
    echo [-] Created .gitignore
)

:: 4. Prompt for .env setup if missing
if exist ".env" goto run_node

echo.
echo ======================================================
echo              API CREDENTIALS REQUIRED                
echo ======================================================
echo Obtain your credentials from https://my.telegram.org
echo under 'API development tools'.
echo.
echo --- TIP FOR RUSSIAN NUMBERS (+7) ---
echo Telegram requires your IP to match your phone country.
echo If my.telegram.org fails to open due to DNS blocks:
echo   1. Turn OFF VPN
echo   2. Open Notepad as Admin: C:\Windows\System32\drivers\etc\hosts
echo   3. Add line: 149.154.167.220 my.telegram.org
echo   4. Save and open my.telegram.org
echo ======================================================
echo.

set /p "INPUT_API_ID=Enter API_ID: "
if "%INPUT_API_ID%"=="" (
    echo [!] API_ID cannot be empty. Aborting setup.
    pause
    exit /b 1
)

set /p "INPUT_API_HASH=Enter API_HASH: "
if "%INPUT_API_HASH%"=="" (
    echo [!] API_HASH cannot be empty. Aborting setup.
    pause
    exit /b 1
)

set /p "PHONE_NUMBER=Enter Phone Number (e.g. +79...): "
set /p "PASSWORD_2FA=Enter 2FA Password (leave empty if none): "

set /p "USE_PROXY_CHOICE=Use SOCKS5 Proxy? (y/N) [default: N]: "

set "USE_PROXY=false"
set "INPUT_PROXY_IP=127.0.0.1"
set "INPUT_PROXY_PORT=1080"

if /i "%USE_PROXY_CHOICE%"=="y" (
    set "USE_PROXY=true"
    set /p "INPUT_PROXY_IP=Enter Proxy IP [default: 127.0.0.1]: "
    if "%INPUT_PROXY_IP%"=="" set "INPUT_PROXY_IP=127.0.0.1"

    set /p "INPUT_PROXY_PORT=Enter Proxy Port [default: 1080]: "
    if "%INPUT_PROXY_PORT%"=="" set "INPUT_PROXY_PORT=1080"
)

(
    echo API_ID=%INPUT_API_ID%
    echo API_HASH=%INPUT_API_HASH%
    echo PHONE_NUMBER=%PHONE_NUMBER%
    echo PASSWORD_2FA=%PASSWORD_2FA%
    echo USE_PROXY=%USE_PROXY%
    echo PROXY_IP=%INPUT_PROXY_IP%
    echo PROXY_PORT=%INPUT_PROXY_PORT%
    echo DOWNLOAD_MODE=3
    echo SESSION_STRING=
) > .env

echo [-] Saved credentials to .env

:run_node
echo.
echo [-] Starting downloader...
node fetch.js

pause