Remove standards rows from table when the template is deleted

Author: Zacgoose

Modules/CIPPHTTP/Public/Entrypoints/HTTP Functions/Tenant/Standards/Invoke-RemoveStandardTemplate.ps1

@@ -35,11 +35,26 @@ function Invoke-RemoveStandardTemplate {
             Remove-AzDataTableEntity -Force @ScheduledTasksTable -Entity $DriftTask
             Write-LogMessage -Headers $Headers -API $APIName -message "Removed drift remediation scheduled task: $($DriftTask.Name)" -Sev Info
         }
+        $StandardsReportsTable = Get-CIPPTable -TableName 'CippStandardsReports'
+        $RemovedTemplateIds = @(@($Entities.RowKey) + $ID | Where-Object { $_ } | Select-Object -Unique)
+        $OrphanedReports = [System.Collections.Generic.List[object]]::new()
+        foreach ($RemovedTemplateId in $RemovedTemplateIds) {
+            $SafeTemplateId = ConvertTo-CIPPODataFilterValue -Value $RemovedTemplateId -Type Guid
+            $Rows = Get-CIPPAzDataTableEntity @StandardsReportsTable -Filter "TemplateId eq '$SafeTemplateId'"
+            foreach ($Row in $Rows) { $OrphanedReports.Add($Row) }
+        }
+        if ($OrphanedReports.Count -gt 0) {
+            Remove-AzDataTableEntity -Force @StandardsReportsTable -Entity @($OrphanedReports)
+            Write-LogMessage -Headers $Headers -API $APIName -message "Removed $($OrphanedReports.Count) orphaned standards comparison row(s) for template id: $($ID)" -Sev Info
+        }
 
         $Result = "Removed Standards Template named: '$($TemplateName)' with id: $($ID)"
         if ($DriftTasks) {
             $Result += ". Also removed $(@($DriftTasks).Count) associated drift remediation scheduled task(s)."
         }
+        if ($OrphanedReports.Count -gt 0) {
+            $Result += " Cleaned up $($OrphanedReports.Count) orphaned standards comparison row(s)."
+        }
         Write-LogMessage -Headers $Headers -API $APIName -message $Result -Sev Info
         $StatusCode = [HttpStatusCode]::OK
     } catch {