Merge pull request DroidKaigi#501 from DroidKaigi/feature/fix_assign_…

…ios_reviewers_workflow

.github/workflows/ios-assign-reviewers.yml

@@ -1,23 +1,39 @@
 name: Auto assign iOS PR reviewers
 
 on:
-  pull_request:
-    types: [opened, ready_for_review, labeled]
+  workflow_run:
+    workflows: ["save-pr-number-for-ios-assign-reviewers"]
+    types:
+      - completed
+
+permissions:
+  actions: read    # for downloading artifacts
+  contents: read   # for accessing repository contents
+  pull-requests: write # for assign reviewers
 
 jobs:
   reviewers-assign:
     runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      pull-requests: write
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
 
     timeout-minutes: 5
     steps:
+      - name: Download PR number
+        uses: dawidd6/action-download-artifact@246dbf436b23d7c49e21a7ab8204ca9ecd1fe615 # v2.27.0
+        with:
+          name: pr_number
+          path: ./
+          run_id: ${{ github.event.workflow_run.id }}
+
+      - name: Read PR number
+        id: pr_number
+        run: echo "::set-output name=number::$(cat pr_number.txt)"
+
       - name: Assign reviewers
         uses: actions/github-script@v7
-        if: contains(github.event.pull_request.labels.*.name, 'type:iOS 🍎') && github.event.pull_request.draft == false
         env:
           IOS_REVIEWERS: ${{ vars.IOS_REVIEWERS }}
+          PULL_NUMBER: ${{ steps.pr_number.outputs.number }}
         with:
           script: |
             const { IOS_REVIEWERS } = process.env
@@ -27,6 +43,6 @@ jobs:
             await github.rest.pulls.requestReviewers({
               owner: context.repo.owner,
               repo: context.repo.repo,
-              pull_number: context.payload.pull_request.number,
+              pull_number: PULL_NUMBER,
               reviewers
             });

.github/workflows/labeler.yml

@@ -9,7 +9,7 @@ on:
 permissions:
   actions: read    # for downloading artifacts
   contents: read   # for accessing repository contents
-  pull-requests: write # for removing labels from pull requests
+  pull-requests: write # for add labels to pull requests
 
 jobs:
   label:

.github/workflows/save-pr-number-for-ios-assign-reviewers.yml

@@ -0,0 +1,20 @@
+name: save-pr-number-for-ios-assign-reviewers
+
+on:
+  pull_request:
+    types: [opened, ready_for_review, labeled]
+
+jobs:
+  save_pr_number:
+    runs-on: ubuntu-latest
+    if: contains(github.event.pull_request.labels.*.name, 'type:iOS 🍎') && github.event.pull_request.draft == false
+
+    steps:
+      - name: Save PR number
+        run: |
+          echo ${{ github.event.pull_request.number }} > pr_number.txt
+      - name: Upload PR number
+        uses: actions/upload-artifact@v2
+        with:
+          name: pr_number
+          path: pr_number.txt