pr_creation.yml

name: Auto-create Feature Branches and PRs

on:
  push:
    branches:
      - master

jobs:
  create_branches_and_prs:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write

    env:
      FEATURE_NAME: testRes
      DEV_ASSIGNEE: dev-user
      DOC_ASSIGNEE: doc-user
      QA_ASSIGNEE: qa-user
      RELEASE_ASSIGNEE: release-owner

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up GH CLI
        run: |
          sudo apt update
          sudo apt install -y gh

      - name: Configure GitHub CLI
        run: gh auth setup-git

      - name: Create branches if not exist
        run: |
          fname=${FEATURE_NAME}
          base=main

          echo "Creating branches for feature: $fname"

          # Function to create branch if not exists
          create_branch() {
            branch=$1
            from=$2
            if ! git ls-remote --exit-code origin "refs/heads/$branch" >/dev/null 2>&1; then
              echo "Creating branch $branch from $from"
              git fetch origin $from
              git branch $branch origin/$from
              git push origin $branch
            else
              echo "Branch $branch already exists, skipping."
            fi
          }

          create_branch src/$fname main
          create_branch doc/$fname main
          create_branch test/$fname src/$fname
          create_branch feature/$fname main

      - name: Create draft PRs
        run: |
          fname=${FEATURE_NAME}

          echo "Creating draft PRs for $fname"

          # Helper function to check and create PR
          create_pr() {
            head=$1
            base=$2
            title=$3
            assignee=$4

            if ! gh pr list --head $head --base $base --json headRefName,baseRefName --jq '.[] | select(.headRefName=="'$head'" and .baseRefName=="'$base'")' >/dev/null; then
              echo "Creating PR: $head → $base"
              gh pr create --base $base --head $head --title "$title" --draft --assignee $assignee
            else
              echo "PR from $head to $base already exists."
            fi
          }

          create_pr src/$fname feature/$fname "Source changes for $fname" 
          create_pr doc/$fname feature/$fname "Docs for $fname" 
          create_pr test/$fname src/$fname "Tests for $fname" 
          create_pr feature/$fname main "Integrate $fname"