sync_develop_with_master.yml

name: Sync develop with master
'on':
  pull_request:
    types:
      - closed
    branches:
      - master
permissions:
  contents: write
jobs:
  start:
    name: "Starting -🤞"
    runs-on: ubuntu-latest
    steps:
      - name: Starting
        id: init
        run: |
          echo "Starting branch synchronization of ${{ github.repository }}"
          
  create_pr_for_nonplugin:
    name: Synchronizing non-plugin PR
    needs: start  # This job now needs the 'start' job to complete first
    if: >
      github.event.pull_request.merged == true && 
      !(startsWith(github.event.pull_request.head.ref, 'web_submission_') && 
      contains(github.event.pull_request.title, 'brain-score.org submission'))
    runs-on: ubuntu-latest
    steps:
      - name: Check out the develop branch
        uses: actions/checkout@v3
        with:
          fetch-depth: 0  # Fetch full history
          ref: develop
      - name: Reset the develop branch
        run: |
          git fetch origin master
          git reset --hard origin/master
      - name: Get commit summary
        id: commit_summary
        run: |
          git log -1 --pretty=format:"%s"
          echo "::set-output name=summary::$(git log -1 --pretty=format:"%s")"
      - name: Create pull request in develop
        uses: peter-evans/create-pull-request@v6
        with:
          token: '${{ secrets.PAT }}'
          commit-message: Sync master into develop
          title: Sync master into develop. Triggered by PR #${{ github.event.pull_request.number }}
          body: >-
            This PR syncs the latest changes from the master branch into the
            develop branch.
            Commit Summary: ${{ steps.commit_summary.outputs.summary }}
          base: develop
          branch: 'developer-sync-pr-${{ github.event.pull_request.number }}'

  auto_sync_for_plugin:
    needs: start
    if: >
      github.event.pull_request.merged == true && 
      startsWith(github.event.pull_request.head.ref, 'web_submission_') && 
      contains(github.event.pull_request.title, 'brain-score.org submission')
    runs-on: ubuntu-latest
    steps:
      - name: Checkout the develop branch
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          ref: develop
      - name: Configure Git user
        run: |
          git config --global user.name "Branch Synchronizer"
          git config --global user.email "action@github.com"
      - name: Ensure develop branch is updated
        run: |
          git fetch origin develop
          git checkout develop
          git merge origin/develop
      # Fetch latest change from master, checkout develop, merge changes from master to develop.
      # Includes conflict handling
      - name: Merge master into develop
        id: merge
        run: |
          git fetch origin master
          git checkout develop
          git merge origin/master || {
            if git diff --name-only --diff-filter=U | grep -q '.'; then
              echo "Merge conflict detected"
              echo "::set-output name=merge_conflict::true"
            else
              echo "Merge failed due to another reason"
              exit 1
            fi
          }
      - name: Push changes to develop (if merge is successful)
        if: steps.merge.outcome == 'success'
        run: | #Use force-with-lease to prevent accidental overwrite if branch has been updated. If fails, rebase the update and retry
          git push origin develop --force-with-lease || {
            echo "Push failed due to updates in develop. Attempting to rebase and retry..."
            git fetch origin develop
            git rebase origin/develop
            git push origin develop --force-with-lease
          }
      - name: Get commit summary
        id: commit_summary
        run: |
          git log -1 --pretty=format:"%s"
          echo "::set-output name=summary::$(git log -1 --pretty=format:"%s")"
      - name: Create pull request for merge conflicts
        if: steps.merge.outputs.merge_conflict == 'true'
        uses: peter-evans/create-pull-request@v6
        with:
          token: '${{ secrets.PAT }}'
          commit-message: Merge master into develop with conflict resolution
          title: Resolve conflicts between master and develop. Triggered by PR #${{ github.event.pull_request.number }}
          body: |
            This PR resolves merge conflicts between master and develop.
            Commit Summary: ${{ steps.commit_summary.outputs.summary }}
          base: develop
          branch: 'developer-sync-pr-conflict-${{ github.event.pull_request.number }}'
      - name: Handle other merge failures
        if: failure() && steps.merge.outputs.merge_conflict != 'true'
        run: >
          echo "Handle non-conflict related failure, such as network issues or missing branches"
  
          # Possibly incorporate additional handling logic here (e.g.,notifications or retries)
  
  
  no_changes:
    name: "No Changes Made. No synchronization needed."
    needs: start
    if: >
      (
        needs.create_pr_for_nonplugin.result != 'success' && 
        needs.auto_sync_for_plugin.result != 'success'
      )
    runs-on: ubuntu-latest
    steps:
      - name: Echo no changes
        run: echo "No changes were made to master branch 👍"