@echo off
setlocal EnableExtensions
title Crypto Miner Control Server
cd /d "%~dp0"

echo.
echo  ==================================================
echo       Crypto Miner Control Server Builder
echo  ==================================================
echo.

:: ============================================================
:: STEP 1: Auto-install Go if missing
:: ============================================================
echo [1/5] Checking dependencies...

where go >nul 2>nul
if errorlevel 1 goto install_go
echo   Go found:
call go version
goto go_ready

:install_go
echo   Go not found. Checking for existing installation...

if exist "C:\Program Files\Go\bin\go.exe" (
    echo   Found Go at C:\Program Files\Go\bin
    set "PATH=C:\Program Files\Go\bin;%PATH%"
    goto go_ready
)

echo   Downloading and installing Go...

if /i "%PROCESSOR_ARCHITECTURE%"=="AMD64" (
    set "GO_ARCH=amd64"
) else (
    set "GO_ARCH=386"
)

set "GO_VERSION=1.22.2"
set "GO_URL=https://go.dev/dl/go%GO_VERSION%.windows-%GO_ARCH%.msi"
set "GO_MSI=%TEMP%\go-installer.msi"

echo   Downloading Go %GO_VERSION% for Windows %GO_ARCH%...
echo   This may take a moment...

powershell -NoProfile -Command "& { [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; Invoke-WebRequest -Uri '%GO_URL%' -OutFile '%GO_MSI%' }"
if errorlevel 1 (
    echo   ERROR: Failed to download Go installer.
    echo   Please manually download from: https://go.dev/dl/
    pause
    exit /b 1
)

echo   Installing Go - administrator privileges may be required...
msiexec /i "%GO_MSI%" /quiet /norestart
if errorlevel 1 (
    echo   ERROR: Failed to install Go. Try running as Administrator.
    pause
    exit /b 1
)

del "%GO_MSI%" 2>nul
set "PATH=C:\Program Files\Go\bin;%PATH%"
set "PATH=%USERPROFILE%\go\bin;%PATH%"
echo   Go installed successfully!

:go_ready

:: ============================================================
:: STEP 1.5: Install Garble (Obfuscator) for Miner Builder
:: ============================================================
echo [1.5/5] Checking for Garble obfuscator...
where garble >nul 2>nul
if errorlevel 1 (
    echo   Garble not found. Installing via go install...
    go install mvdan.cc/garble@latest
)

:: ============================================================
:: STEP 2: Auto-install Node.js if missing (for frontend)
:: ============================================================
where node >nul 2>nul
if errorlevel 1 goto install_node
echo   Node.js found:
call node --version
goto node_ready

:install_node
echo   Node.js not found. Checking for existing installation...

if exist "C:\Program Files\nodejs\node.exe" (
    echo   Found Node.js at C:\Program Files\nodejs
    set "PATH=C:\Program Files\nodejs;%PATH%"
    goto node_ready
)

echo   Downloading and installing Node.js...

set "NODE_VERSION=20.12.2"
set "NODE_URL=https://nodejs.org/dist/v%NODE_VERSION%/node-v%NODE_VERSION%-x64.msi"
set "NODE_MSI=%TEMP%\node-installer.msi"

echo   Downloading Node.js v%NODE_VERSION%...
echo   This may take a moment...

powershell -NoProfile -Command "& { [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; Invoke-WebRequest -Uri '%NODE_URL%' -OutFile '%NODE_MSI%' }"
if errorlevel 1 (
    echo   WARNING: Failed to download Node.js. Frontend will not be built.
    echo   You can manually download from: https://nodejs.org/
    set "SKIP_FRONTEND=1"
    goto node_ready
)

echo   Installing Node.js - administrator privileges may be required...
msiexec /i "%NODE_MSI%" /quiet /norestart
if errorlevel 1 (
    echo   WARNING: Failed to install Node.js. Frontend will not be built.
    set "SKIP_FRONTEND=1"
    goto node_ready
)

set "PATH=C:\Program Files\nodejs;%PATH%"
del "%NODE_MSI%" 2>nul
echo   Node.js installed successfully!

:node_ready

:: ============================================================
:: STEP 3: Create data directories
:: ============================================================
echo [2/5] Creating data directories...
if not exist "data\builds" mkdir "data\builds"
if not exist "data\logs" mkdir "data\logs"
if not exist "data\blueprints" mkdir "data\blueprints"
if not exist "data\preps" mkdir "data\preps"
if not exist "bin" mkdir "bin"
echo   Created: data\builds, data\logs, data\blueprints, data\preps, bin

:: ============================================================
:: STEP 4: Build frontend
:: ============================================================
if defined SKIP_FRONTEND goto skip_frontend
echo [3/5] Building frontend dashboard...
echo   Running npm install and npm run build in server\web\
cd server\web
if not exist "node_modules" (
    echo   Installing npm dependencies...
    call npm install
    if errorlevel 1 (
        echo   ERROR: npm install failed
        cd ..\..
        pause
        exit /b 1
    )
    echo   npm install completed successfully.
)
echo   Building frontend with Vite...
call npm run build
if errorlevel 1 (
    echo   WARNING: Frontend build failed, server will run without dashboard.
) else (
    echo   Frontend built successfully: server\web\dist
)
cd ..\..
goto frontend_done

:skip_frontend
echo [3/5] Skipping frontend build - Node.js not available

:frontend_done

:: Copy frontend to webroot for server
if exist "server\web\dist\index.html" (
    if not exist "server\webroot" mkdir "server\webroot"
    xcopy /E /I /Y "server\web\dist\*" "server\webroot\" >nul
    echo   Copied dashboard to server\webroot
)

:: ============================================================
:: STEP 5: Build server
:: ============================================================
echo [4/5] Building server...
echo   Running go build in server\...

cd server

echo   Downloading Go dependencies...
go mod download
if errorlevel 1 (
    echo   WARNING: go mod download failed, trying build anyway...
)

echo   Compiling server binary...
go build -ldflags="-s -w" -o "..\bin\miner-server.exe" .
if errorlevel 1 (
    echo ERROR: Build failed
    cd ..
    pause
    exit /b 1
)
cd ..
echo   Server built successfully: bin\miner-server.exe

:: ============================================================
:: LAUNCH
:: ============================================================
echo [5/5] Starting server on port 8989...
echo.

set "LAN_IP=localhost"
for /f "usebackq delims=" %%I in (`powershell -NoProfile -Command "(Get-NetIPAddress -AddressFamily IPv4 | Where-Object { $_.IPAddress -notlike '127.*' -and $_.PrefixOrigin -ne 'WellKnown' } | Select-Object -First 1 -ExpandProperty IPAddress)"`) do set "LAN_IP=%%I"

echo.
echo  ==============================================================
echo                    SERVER IS NOW LIVE
echo  ==============================================================
echo.
echo  Dashboard URL:  http://0.0.0.0:8989
echo  LAN Access:     http://%LAN_IP%:8989
echo  Local:          http://localhost:8989
echo.
echo  WebSocket agents:  ws://%LAN_IP%:8989/ws/agent
echo  WebSocket dash:    ws://%LAN_IP%:8989/ws/dashboard
echo.
echo  Quick Start:
echo    1. Open Dashboard in your browser
echo    2. Go to Calibrate - configure pool and wallet
echo    3. Go to Forge - build your miner installer .exe
echo    4. Run that .exe on each Windows machine
echo.
echo  Data Directory: %CD%\data\
echo  Config File:    %CD%\data\config.json
echo  Blueprints:     %CD%\data\blueprints\
echo.
echo  Press Ctrl+C in this window to stop the server
echo  ==============================================================
echo.

start http://localhost:8989

echo [Server] Starting miner-server.exe on 0.0.0.0:8989...
echo [Server] Log output below - Ctrl+C to stop:
echo.
.\bin\miner-server.exe -port 8989 -data ".\data"

echo.
echo [Server] Server stopped.
pause