create-release-branch.yml

name: Create Release Branch
on:
  schedule:
    # Run every Monday at 11:30 AM UTC (5:00 PM IST)
    - cron: '30 11 * * MON'
jobs:
  create-release-branch:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          ref: master
      - name: Get Release Branch Name
        run: |
          echo "release_branch=mobile_release_$(date +%Y_%m_%d)" >> $GITHUB_ENV
          echo "last_release_branch=mobile_release_$(date -d 'last monday' +%Y_%m_%d)" >> $GITHUB_ENV
      - name: Check if release branch exists
        run: |
          if git ls-remote --exit-code --heads origin ${{env.release_branch}}; then
            echo "branch_exists=true" >> $GITHUB_ENV
          else
            echo "branch_exists=false" >> $GITHUB_ENV
          fi
      - name: Create release branch
        if: ${{env.branch_exists == 'false'}}
        run: |
          git checkout -b ${{env.release_branch}}
          git push origin ${{env.release_branch}}
          echo "message=Branch `${{env.release_branch}}` created successfully." >> $GITHUB_ENV
      - name: Branch already exists
        if: ${{env.branch_exists == 'true'}}
        run: echo "message=Branch `${{env.release_branch}}` already exists." >> $GITHUB_ENV
      - name: Send message on Slack
        uses: archive/github-actions-slack@v2.0.1
        id: notify
        with:
          # Send message to #mobile_app slack channel
          slack-bot-user-oauth-access-token: ${{ secrets.SLACK_BOT_USER_OAUTH_ACCESS_TOKEN }}
          slack-channel: C017C400V37
          slack-text: "${{env.message}} \nCheck diff here: https://github.com/fylein/fyle-mobile-app/compare/${{env.last_release_branch}}...${{env.release_branch}}"