Condition the APIView step at compile ntime (Azure#2703)

Co-authored-by: Chidozie Ononiwu <[email protected]>

Author: azure-sdk

eng/common/pipelines/templates/steps/detect-api-changes.yml

@@ -5,24 +5,25 @@ parameters:
   Condition: true
 
 steps:
-  - pwsh: |
-      $apiChangeDetectRequestUrl = "https://apiview.dev/api/PullRequests/CreateAPIRevisionIfAPIHasChanges"
-      echo "##vso[task.setvariable variable=ApiChangeDetectRequestUrl]$apiChangeDetectRequestUrl"
-    displayName: "Set API change detect request URL"
-    condition: and(${{ parameters.Condition}}, eq(variables['ApiChangeDetectRequestUrl'], ''))
+  - ${{ if eq(variables['Build.Reason'],'PullRequest') }}:
+    - pwsh: |
+        $apiChangeDetectRequestUrl = "https://apiview.dev/api/PullRequests/CreateAPIRevisionIfAPIHasChanges"
+        echo "##vso[task.setvariable variable=ApiChangeDetectRequestUrl]$apiChangeDetectRequestUrl"
+      displayName: "Set API change detect request URL"
+      condition: and(${{ parameters.Condition}}, eq(variables['ApiChangeDetectRequestUrl'], ''))
 
-  - task: Powershell@2
-    inputs:
-      filePath: ${{ parameters.RepoRoot }}/eng/common/scripts/Detect-Api-Changes.ps1
-      arguments: >
-        -ArtifactPath ${{parameters.ArtifactPath}}
-        -CommitSha '$(System.PullRequest.SourceCommitId)'
-        -BuildId $(Build.BuildId)
-        -PullRequestNumber $(System.PullRequest.PullRequestNumber)
-        -RepoFullName $(Build.Repository.Name)
-        -APIViewUri $(ApiChangeDetectRequestUrl)
-        -ArtifactName ${{ parameters.ArtifactName }}
-        -DevopsProject $(System.TeamProject)
-      pwsh: true
-    displayName: Create APIView if API has changes
-    condition: and(${{ parameters.Condition }}, succeededOrFailed(), eq(variables['Build.Reason'],'PullRequest'))
+    - task: Powershell@2
+      inputs:
+        filePath: ${{ parameters.RepoRoot }}/eng/common/scripts/Detect-Api-Changes.ps1
+        arguments: >
+          -ArtifactPath ${{parameters.ArtifactPath}}
+          -CommitSha '$(System.PullRequest.SourceCommitId)'
+          -BuildId $(Build.BuildId)
+          -PullRequestNumber $(System.PullRequest.PullRequestNumber)
+          -RepoFullName $(Build.Repository.Name)
+          -APIViewUri $(ApiChangeDetectRequestUrl)
+          -ArtifactName ${{ parameters.ArtifactName }}
+          -DevopsProject $(System.TeamProject)
+        pwsh: true
+      displayName: Create APIView if API has changes
+      condition: and(${{ parameters.Condition }}, succeededOrFailed())