ci-pull-request.yml

name: Create Pull Request

on:
  workflow_call:
    inputs:
      source-branch:
        description: Source branch
        type: string
        required: true
      target-branch:
        description: Target branch
        type: string
        required: true
      labels:
        description: Labels to PR
        type: string
        required: true
      type:
        description: PR Type
        type: string
        required: true

jobs:
  open-pr:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout repository
      uses: actions/checkout@v4

    - name: Create branch
      run: |
        REPO="${{ github.repository }}"
        BRANCH="${{ inputs.target-branch }}"
        BASE="${{ inputs.source-branch }}"

        echo "Checking if branch '$BRANCH' exists in repository '$REPO'..."

        if gh api "repos/$REPO/branches/$BRANCH" --silent >/dev/null 2>&1; then
            echo "Branch '$BRANCH' already exists."
        else
          echo "Branch '$BRANCH' does not exist. It will be created from '$BASE'."

          BASE_SHA=$(gh api "repos/$REPO/git/ref/heads/$BASE" --jq .object.sha)

          if [ -z "$BASE_SHA" ]; then
            echo "Error: Could not retrieve the SHA of base branch '$BASE'"
            exit 1
          fi

          gh api --method POST "repos/$REPO/git/refs" \
            -f ref="refs/heads/$BRANCH" \
            -f sha="$BASE_SHA"

          echo "Branch '$BRANCH' successfully created!"
        fi
      env:
        GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

    - name: Create Pull Request (${{ inputs.type }})
      uses: peter-evans/create-pull-request@v7
      with:
        title: Auto-created pull request into `${{ inputs.target-branch }}` from `${{ github.ref_name }}`
        token: ${{ secrets.GITHUB_TOKEN }}
        committer: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
        author: ${{ github.actor }} <${{ github.actor_id }}+${{ github.actor }}@users.noreply.github.com>
        commit-message: Auto Pull Request (${{ inputs.type }})
        body: Auto-created Pull Request
        branch: ${{ github.ref }}
        base: ${{ inputs.target-branch }}
        labels: ${{ inputs.labels }}
        assignees: ${{ github.actor }}
        reviewers: mvallim