Log telemetry for uses of deprecated features

Actions/RunPipeline/RunPipeline.ps1

@@ -384,7 +384,7 @@ try {
     if ($buildMode -eq 'Clean' -and $settings.ContainsKey('cleanModePreprocessorSymbols')) {
         Write-Host "Adding Preprocessor symbols : $($settings.cleanModePreprocessorSymbols -join ',')"
         $runAlPipelineParams["preprocessorsymbols"] += $settings.cleanModePreprocessorSymbols
-        Write-Warning -message "cleanModePreprocessorSymbols is deprecated. See https://aka.ms/ALGoDeprecations#cleanModePreprocessorSymbols for more information."
+        Trace-DeprecationWarning -Message "cleanModePreprocessorSymbols is deprecated" -DeprecationTag "cleanModePreprocessorSymbols"
     }
     # <--- REMOVE AFTER April 1st 2025
 

Actions/TelemetryHelper.psm1

@@ -53,7 +53,7 @@ function AddTelemetryEvent()
         [Parameter(Mandatory = $false)]
         [System.Collections.Generic.Dictionary[[System.String], [System.String]]] $Data = @{},
         [Parameter(Mandatory = $false)]
-        [ValidateSet("Information", "Error")]
+        [ValidateSet("Information", "Warning", "Error")]
         [String] $Severity = 'Information'
     )
 
@@ -138,6 +138,33 @@ function Trace-Information() {
     AddTelemetryEvent -Message $Message -Severity 'Information' -Data $AdditionalData
 }
 
+<#
+    .SYNOPSIS
+    Logs a warning message to telemetry
+
+    .DESCRIPTION
+    Logs a warning message to telemetry
+
+    .PARAMETER Message
+    The message to log to telemetry
+
+    .PARAMETER AdditionalData
+    Additional data to log to telemetry
+
+    .EXAMPLE
+    Trace-Warning -Message "AL-Go warning: This is a warning message"
+#>
+function Trace-Warning() {
+    param(
+        [Parameter(Mandatory = $true)]
+        [String] $Message,
+        [Parameter(Mandatory = $false)]
+        [System.Collections.Generic.Dictionary[[System.String], [System.String]]] $AdditionalData = @{}
+    )
+
+    AddTelemetryEvent -Message $Message -Severity 'Warning' -Data $AdditionalData
+}
+
 <#
     .SYNOPSIS
     Logs an exception message to telemetry
@@ -212,4 +239,41 @@ function Add-TelemetryProperty() {
     }
 }
 
-Export-ModuleMember -Function Trace-Information, Trace-Exception, Add-TelemetryProperty
+<#
+    .SYNOPSIS
+    Writes a deprecation warning to telemetry and as a warning in the GitHub action
+
+    .DESCRIPTION
+    Writes a deprecation warning to telemetry and as a warning in the GitHub action
+
+    .PARAMETER Message
+    The message to log to telemetry
+
+    .PARAMETER DeprecationTag
+    The tag to use to link to the deprecation documentation
+
+    .PARAMETER AdditionalData
+    Additional data to log to telemetry
+
+    .EXAMPLE
+    Trace-DeprecationWarning -Message "This setting is deprecated. Use the new setting instead." -DeprecationTag 'SettingName'
+#>
+function Trace-DeprecationWarning {
+    param(
+        [Parameter(Mandatory = $true)]
+        [String] $Message,
+        [Parameter(Mandatory = $true)]
+        [String] $DeprecationTag,
+        [Parameter(Mandatory = $false)]
+        [System.Collections.Generic.Dictionary[[System.String], [System.String]]] $AdditionalData = @{}
+    )
+
+    # Show deprecation warning in GitHub
+    OutputWarning -message "$Message. See https://aka.ms/ALGoDeprecations#$($DeprecationTag) for more information."
+
+    # Log deprecation warning to telemetry
+    Add-TelemetryProperty -Hashtable $AdditionalData -Key 'DeprecationTag' -Value $DeprecationTag
+    Trace-Warning -Message "Deprecation Warning: $Message" -AdditionalData $AdditionalData
+}
+
+Export-ModuleMember -Function Trace-Information, Trace-Warning, Trace-Exception, Add-TelemetryProperty, Trace-DeprecationWarning