label-pull-requests.yml

name: Label pull request
# Label pull request based on Jira issue type

on:
  pull_request:
    types: opened

jobs:
  label:
    if: startsWith(github.event.pull_request.title, 'PI-')
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Check if PR is already labelled
        id: labels
        run: echo "count=$(gh pr view '${{ github.event.pull_request.number }}' --json 'labels' --jq '.labels | length')" | tee -a "$GITHUB_OUTPUT"
        env:
          GH_TOKEN: ${{ github.token }}

      - name: Get Jira issue type
        if: ${{ steps.labels.outputs.count == '0' }}
        id: jira
        run: |
          jira_issue_number=$(echo "$PR_TITLE" | sed -E 's/^(PI-[0-9]+).*/\1/')
          jira_issue_type=$(curl -s -u "$JIRA_USERNAME:$JIRA_TOKEN" "https://dsdmoj.atlassian.net/rest/api/2/issue/$jira_issue_number" | jq -r '.fields.issuetype.name')
          echo "issue-type=$jira_issue_type" | tee -a "$GITHUB_OUTPUT"
        env:
          PR_TITLE: ${{ github.event.pull_request.title }}
          JIRA_USERNAME: ${{ secrets.JIRA_USERNAME }}
          JIRA_TOKEN: ${{ secrets.JIRA_TOKEN }}

      - name: Label as bug
        if: ${{ steps.labels.outputs.count == '0' && steps.jira.outputs.issue-type == 'Bug' }}
        run: gh pr edit '${{ github.event.pull_request.number }}' --add-label bug
        env:
          GH_TOKEN: ${{ github.token }}

      - name: Label as enhancement
        if: ${{ steps.labels.outputs.count == '0' && steps.jira.outputs.issue-type == 'Story' }}
        run: gh pr edit '${{ github.event.pull_request.number }}' --add-label enhancement
        env:
          GH_TOKEN: ${{ github.token }}