fix SMAPI not working on macOS, improve installer validation

1 files changed, 24 insertions, 5 deletions

diff --git a/src/SMAPI.Installer/assets/windows-install.bat b/src/SMAPI.Installer/assets/windows-install.bat
index 3ca13528..8623f321 100644
--- a/src/SMAPI.Installer/assets/windows-install.bat
+++ b/src/SMAPI.Installer/assets/windows-install.bat
@@ -1,8 +1,27 @@
 @echo off
+
+REM make sure we're not running within a zip folder
 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
+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."
+    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"
+    pause
+    exit
+)
+
+REM make sure an antivirus hasn't deleted the installer DLL
+if not exist internal\windows\SMAPI.Installer.dll (
+    echo "Oops! SMAPI can't find its 'internal\windows\SMAPI.Installer.dll' file. Your antivirus might have deleted the file."
+    pause
+    exit
+)
+
+REM start installer
+dotnet internal\windows\SMAPI.Installer.dll