branch_deploy.yml

name: Branch deploy preview

on:
  workflow_dispatch:
    inputs:
      preview_branch:
        description: 'Enter the branch name you wish to preview'
        required: true

jobs:
  branch_deploy_preview:
    runs-on: ubuntu-latest
    env:
      PREVIEW_URL: https://deploy-preview--peaceful-wiles-97aae8.netlify.app
    steps:
    - name: Git clone repository
      uses: actions/checkout@v4

    - name:  Fetch all commits
      run: git fetch --all

    - name: Remove deploy preview branch if it exists
      run: |
        result=$((git branch --all) 2>&1)
        if [[  `echo $result` == *"deploy/preview"* ]];
          then
            git push origin --delete deploy/preview;
          else
            echo "deploy/preview branch does not exist";
        fi

    - name: Checkout preview branch
      run: |
        git checkout ${{ github.event.inputs.preview_branch }}
        git fetch
        git checkout -b deploy/preview
        git fetch

    - name: Merge into deploy/preview branch
      run: |
        git merge ${{ github.event.inputs.preview_branch }}

    - name: Push deploy_preview branch
      run: |
        git push origin deploy/preview

    - name: Deploy preview branch
      run: |
        curl -X POST -d {} ${{ secrets.BRANCH_DEPLOY_TOKEN }}

    - name: Check deployment
      run: |
        timeout 900 bash -c 'while [[ "$(curl -s -o /dev/null -w ''%{http_code}'' ${PREVIEW_URL})" != "200" ]]; do sleep 30; done' || false
        echo "The branch is deployed & ready to preview - ${PREVIEW_URL}"