1 files changed, 47 insertions, 6 deletions
diff --git a/src/SMAPI.Installer/assets/windows-install.bat b/src/SMAPI.Installer/assets/windows-install.bat
index 2cd98554..2e0be906 100644
--- a/src/SMAPI.Installer/assets/windows-install.bat
+++ b/src/SMAPI.Installer/assets/windows-install.bat
@@ -1,8 +1,49 @@
 @echo off
-echo "%~dp0" | findstr /C:"%TEMP%" 1>nul
-if not errorlevel 1 (
-   echo Oops! It looks like you're running the installer from inside a zip file. Make sure you unzip the download first.
-   pause
-) else (
-   start /WAIT /B internal\windows-install.exe
+
+SET installerDir=%~dp0
+
+REM make sure we're not running within a zip folder
+echo %installerDir% | findstr /C:"%TEMP%" 1>nul
+if %ERRORLEVEL% EQU 0 (
+    echo Oops! It looks like you're running the installer from inside a zip file. Make sure you unzip the download first.
+    echo.
+    pause
+    exit
+)
+
+REM make sure .NET 5 is installed
+WHERE dotnet /q
+if %ERRORLEVEL% NEQ 0 (
+    echo Oops! You must have .NET 5 ^(desktop x64^) installed to use SMAPI: https://dotnet.microsoft.com/download/dotnet/5.0/runtime
+    echo.
+    pause
+    exit
+)
+dotnet --info | findstr /C:"Microsoft.WindowsDesktop.App 5." 1>nul
+if %ERRORLEVEL% NEQ 0 (
+    echo Oops! You must have .NET 5 ^(desktop x64^) installed to use SMAPI: https://dotnet.microsoft.com/download/dotnet/5.0/runtime
+    echo.
+    pause
+    exit
+)
+
+REM make sure an antivirus hasn't deleted the installer DLL
+if not exist "%installerDir%internal\windows\SMAPI.Installer.dll" (
+    echo Oops! SMAPI is missing one of its files. Your antivirus might have deleted it.
+    echo Missing file: %installerDir%internal\windows\SMAPI.Installer.dll
+    echo.
+    pause
+    exit
+)
+
+REM start installer
+dotnet internal\windows\SMAPI.Installer.dll
+
+REM keep window open if it failed
+if %ERRORLEVEL% NEQ 0 (
+    echo.
+    echo Oops! The SMAPI installer seems to have failed. The error details may be shown above.
+    echo.
+    pause
+    exit
 )