Fix win installer

docs/source/_static/win-install.bat

@@ -3,9 +3,9 @@ setlocal enabledelayedexpansion
 
 REM Check NVIDIA driver version
 set "use_cpu=N"
-set "install_triton=Y"
+set "install_triton=N"
 where nvidia-smi > nul 2>&1
-if %errorlevel% neq 0 (
+if !errorlevel! neq 0 (
     echo [ERROR] NVIDIA driver not found. Please install the latest NVIDIA driver first from https://www.nvidia.com/drivers/.
     echo Do you want install torch cpu version instead? ^(Y/N, default N^)
     set /p use_cpu=">> "
@@ -19,12 +19,13 @@ if %errorlevel% neq 0 (
 
 REM If using GPU, ask if the user want to install triton-windows for torch.compile support
 if /i "!use_cpu!"=="N" (
-    echo Do you want to install triton-windows for torch.compile support? ^(Y/N, default Y^)
+    echo Do you want to install triton-windows for torch.compile support? ^(Y/N, default N^)
     set /p install_triton=">> "
-    if "!install_triton!"=="" set "install_triton=Y"
+    if "!install_triton!"=="" set "install_triton=N"
     if /i "!install_triton!"=="Y" (
         echo [INFO] Will install triton-windows
     ) else (
+        set "install_triton=N"
         echo [INFO] Skip triton-windows installation
     )
 )
@@ -38,15 +39,15 @@ for /f "tokens=1* delims=," %%A in ('nvidia-smi --query-gpu=driver_version --for
 @REM echo %use_cpu%
 REM check winget is installed
 where winget > nul 2>&1
-if %errorlevel% neq 0 (
+if !errorlevel! neq 0 (
     echo [ERROR] winget is not installed. This usually happens on LTSC and Server OS. Please manually install winget from https://github.com/microsoft/winget-cli, then reopen this script.
     pause
     exit /b 1
 )
 
 REM Check if VS Code is installed
 where code > nul 2>&1
-if %errorlevel% neq 0 (
+if !errorlevel! neq 0 (
     echo [INFO] VSCode is not found. Downloading Visual Studio Code installer...
     winget install -e --id Microsoft.VisualStudioCode
 ) else (
@@ -55,7 +56,7 @@ if %errorlevel% neq 0 (
 
 REM Checking if Git is installed
 where git > nul 2>&1
-if %errorlevel% neq 0 (
+if !errorlevel! neq 0 (
     echo [INFO] Git is not found. Downloading Git installer...
     winget install -e --id Git.Git
 ) else (
@@ -65,7 +66,6 @@ if %errorlevel% neq 0 (
 
 
 REM Install Miniforge3 (example using curl)
-@REM where conda > nul 2>&1
 echo [INFO] Downloading Miniforge...
 if not exist "%UserProfile%\miniforge3" (
     curl -L -o Miniforge3-Windows-x86_64.exe https://github.com/conda-forge/miniforge/releases/latest/download/Miniforge3-Windows-x86_64.exe
@@ -81,54 +81,127 @@ if not exist "%UserProfile%\miniforge3" (
 REM Temp activate conda
 
 call %UserProfile%\miniforge3\Scripts\activate.bat %UserProfile%\miniforge3
-call mamba info
-echo [INFO] Installing EvoX packages...
+call conda info
+
+echo [INFO] Creating evox-env environment...
 call conda env list | findstr "evox-env" >nul
-if %ERRORLEVEL%==0 (
+if !errorlevel!==0 (
     echo Environment evox-env already exists. Removing...
     call conda env remove -n evox-env -y
 )
-call mamba create -n evox-env python=3.12 -y
-call mamba activate evox-env
+call conda create -n evox-env python=3.12 -y
+call conda activate evox-env
+
+echo [INFO] Installing basic packages...
 pip install numpy jupyterlab nbformat
+
+echo [INFO] Installing Pytorch packages...
 if /i "!use_cpu!"=="Y" (
-    pip install torch
+    pip install "torch==2.7.1" "torchvision~=0.22" --index-url https://download.pytorch.org/whl/cpu
 ) else (
-    pip install "torch>=2.7.0" --index-url https://download.pytorch.org/whl/cu124
-    pip show triton > nul 2>&1
-    REM Check if install_triton is Y and triton-windows is not installed
-    if /i "!install_triton!"=="Y" if %errorlevel% neq 0 (
+    REM use fixed torch version and cu118 for compt on old nvidia driver
+    pip install "torch==2.7.1" "torchvision~=0.22" --index-url https://download.pytorch.org/whl/cu118
+
+    REM Check if install_triton is Y
+    if /i "!install_triton!"=="Y" (
         echo [INFO] Installing triton-windows
         echo [INFO] Downloading MSVC and Windows SDK
         curl -L -o vs_buildtools.exe https://aka.ms/vs/17/release/vs_BuildTools.exe
         if exist vs_buildtools.exe (
             echo [INFO] Installing MSVC and Windows SDK
-            start /wait vs_buildtools.exe --quiet --wait --norestart --nocache --installPath %UserProfile%\vs_buildtools
+            start /wait vs_buildtools.exe --passive --wait --norestart --nocache --add Microsoft.VisualStudio.Workload.VCTools;includeRecommended
+            if !errorlevel! neq 0 (
+                echo [ERROR] Installing MSVC and Windows SDK failed.
+                pause
+                exit /b 1
+            )
+            call :config_msvc_path
+            if !errorlevel! neq 0 (
+                echo [ERROR] Config PATH failed.
+                pause
+                exit /b 1
+            )
         )
         echo [INFO] Downloading vcredist
         curl -L -o vcredist.exe https://aka.ms/vs/17/release/vc_redist.x64.exe
         if exist vcredist.exe (
             echo [INFO] Installing vcredist
             start /wait vcredist.exe /install /quiet /norestart
+            if !errorlevel! neq 0 (
+                echo [ERROR] Installing vcredist failed.
+                pause
+                exit /b 1
+            )
         )
         echo [INFO] Installing triton-windows pip package
-        pip install -U "triton-windows<3.4"
+        pip install -U "triton-windows~=3.3"
 
-        echo [INFO] Check if Windows file path length limit (260) exists
+        echo [INFO] Check if Windows file path length limit ^(260^) exists
         echo [INFO] Attempting to modify registry to enable long path support.
         powershell -Command "Start-Process powershell -ArgumentList '-NoProfile -ExecutionPolicy Bypass -Command New-ItemProperty -Path \"HKLM:\SYSTEM\CurrentControlSet\Control\FileSystem\" -Name \"LongPathsEnabled\" -Value 1 -PropertyType DWORD -Force' -Verb RunAs"
         echo [INFO] Long Path Support should now be enabled. Restart required.
     )
 )
 echo [INFO] Installing EvoX packages...
-pip install "evox[vis]>=1.0.0" torchvision
+pip install "evox[vis]>=1.0.0"
 REM Download some demo
 mkdir %UserProfile%\evox-demo
 git clone --depth 1 https://github.com/EMI-Group/evox.git %UserProfile%\evox-demo\evox
-xcopy %UserProfile%\evox-demo\evox\docs\source\example\ %UserProfile%\evox-demo /E /I /Y
+xcopy %UserProfile%\evox-demo\evox\docs\source\examples\ %UserProfile%\evox-demo /E /I /Y
 start code %UserProfile%\evox-demo
 
 echo Reboot is highly recommended to apply the changes.
 
 pause
 :: ...existing code...
+goto :EOF
+
+
+:config_msvc_path
+    REM 1. get root path of VS BuildTools
+    for /f "usebackq delims=" %%I in (`
+    "%ProgramFiles(x86)%\Microsoft Visual Studio\Installer\vswhere.exe" ^
+            -latest ^
+            -products * ^
+            -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 ^
+            -property installationPath
+    `) do set "VSROOT=%%I"
+
+    if not defined VSROOT (
+        echo [ERROR] BuildTools not found
+        exit /b 1
+    )
+
+    REM 2. select the largest version folder in VC\Tools\MSVC
+    set "MSVCDIR="
+    for /f "delims=" %%V in ('dir "!VSROOT!\VC\Tools\MSVC" /b /ad /o-n') do (
+        set "MSVCDIR=%%V"
+        goto :got_msvc
+    )
+    :got_msvc
+
+    if not defined MSVCDIR (
+        echo [ERROR] Not found dir of MSVC
+        exit /b 1
+    )
+
+    set "BINPATH=!VSROOT!\VC\Tools\MSVC\!MSVCDIR!\bin\Hostx64\x64"
+
+    echo [INFO] write to user's PATH env !BINPATH!
+    set "PATH=!BINPATH!;!PATH!"
+
+    set "USERPATH="
+    for /f "skip=2 tokens=2*" %%A in ('
+        reg query "HKCU\Environment" /v PATH 2^>nul
+    ') do set "USERPATH=%%B"
+
+    if "!USERPATH!"=="" (
+        setx PATH "!BINPATH!" >nul
+    ) else (
+        echo !USERPATH! | find /I "!BINPATH!" >nul
+        if !errorlevel! neq 0 (
+            setx PATH "!BINPATH!;!USERPATH!" >nul
+        ) else (
+            echo [INFO] Skip. PATH already contains !BINPATH!
+        )
+    )