Check before installing Excubo.WebCompiler (#341)

Checks if it's installed and its version before trying to install/update it. Current behaviour reinstalls the tool on each rebuild. Reduces build time from 53s to 17s in testing.

Application/BuildScripts/PreBuild.ps1

@@ -16,9 +16,35 @@ if (-not (Test-Path "$SolutionDir/WebfrontCore/wwwroot/lib/open-iconic/font/css/
     (Get-Content "$SolutionDir/WebfrontCore/wwwroot/lib/open-iconic/font/css/open-iconic-bootstrap-override.scss") -replace '../fonts/', '/font/' | Set-Content "$SolutionDir/WebfrontCore/wwwroot/lib/open-iconic/font/css/open-iconic-bootstrap-override.scss"
 }
 
+Write-Output "checking for Excubo.WebCompiler..."
+
+$toolExists = dotnet tool list -g | Where-Object { $_ -match "Excubo.WebCompiler" }
+
+if ($toolExists) {
+  $installedVersion = ($toolExists | Select-String -Pattern "Excubo.WebCompiler\s+(\d+\.\d+\.\d+)" -AllMatches).Matches.Groups[1].Value
+  $latestVersion = (Invoke-WebRequest -Uri "https://api.nuget.org/v3-flatcontainer/excubo.webcompiler/index.json" | ConvertFrom-Json).versions | Select-Object -Last 1
+
+  Write-Output "installed version: $installedVersion"
+  Write-Output "latest version: $latestVersion"
+
+  if ([version]$latestVersion -gt [version]$installedVersion) {
+    Write-Output "updating Excubo.WebCompiler to version $latestVersion..."
+    try {
+      dotnet tool update Excubo.WebCompiler --global
+    }
+    catch {
+      Write-Output "failed to update Excubo.WebCompiler. Using existing version."
+    }
+  } else {
+    Write-Output "Excubo.WebCompiler is already up-to-date."
+  }
+} else {
+  Write-Output "installing Excubo.WebCompiler..."
+  dotnet tool install Excubo.WebCompiler --global
+}
+
 Write-Output "compiling scss files"
 
-dotnet tool install Excubo.WebCompiler --global
 webcompiler -r "$SolutionDir/WebfrontCore/wwwroot/css/src" -o WebfrontCore/wwwroot/css/ -m disable -z disable
 webcompiler "$SolutionDir/WebfrontCore/wwwroot/lib/open-iconic/font/css/open-iconic-bootstrap-override.scss" -o "$SolutionDir/WebfrontCore/wwwroot/css/" -m disable -z disable
 

Application/BuildScripts/PreBuild.sh

@@ -20,9 +20,30 @@ if [ ! -f "$SolutionDir/WebfrontCore/wwwroot/lib/open-iconic/font/css/open-iconi
     sed -i 's#../fonts/#/font/#g' "$SolutionDir/WebfrontCore/wwwroot/lib/open-iconic/font/css/open-iconic-bootstrap-override.scss"
 fi
 
-echo compiling scss files
+echo "checking for Excubo.WebCompiler..."
 
+toolExists=$(dotnet tool list -g | grep "Excubo.WebCompiler")
+
+if [[ ! -z "$toolExists" ]]; then
+  installedVersion=$(echo "$toolExists" | grep -oE "Excubo.WebCompiler\s+(\d+\.\d+\.\d+)" | grep -oE "\d+\.\d+\.\d+")
+  latestVersion=$(curl -s "https://api.nuget.org/v3-flatcontainer/excubo.webcompiler/index.json" | jq -r '.versions | last')
+
+  echo "installed version: $installedVersion"
+  echo "latest version: $latestVersion"
+
+  if [[ "$latestVersion" != "$installedVersion" && "$(printf '%s\n%s' "$installedVersion" "$latestVersion" | sort -V | head -n 1)" == "$installedVersion" ]]; then
+    echo "updating Excubo.WebCompiler to version $latestVersion..."
+    dotnet tool update Excubo.WebCompiler --global || echo "failed to update Excubo.WebCompiler. Using existing version."
+  else
+    echo "Excubo.WebCompiler is already up-to-date."
+  fi
+else
+  echo "installing Excubo.WebCompiler..."
   dotnet tool install Excubo.WebCompiler --global
+fi
+
+echo "compiling scss files"
+
 webcompiler -r "$SolutionDir/WebfrontCore/wwwroot/css/src" -o "$SolutionDir/WebfrontCore/wwwroot/css/" -m disable -z disable
 webcompiler "$SolutionDir/WebfrontCore/wwwroot/lib/open-iconic/font/css/open-iconic-bootstrap-override.scss" -o "$SolutionDir/WebfrontCore/wwwroot/css/" -m disable -z disable