labeler.yaml

name: Labeler

on:
    push:
        branches:
        -   main
    issues:
        types: [opened]
    pull_request:
        types:
        -   opened
        -   reopened
        -   synchronize
        -   labeled
        -   unlabeled
        branches:
        -   main

jobs:

    label-sync:
        if: github.event_name == 'push'
        runs-on: ubuntu-latest
        steps:
        -   name: Check out the repository
            uses: actions/checkout@v3
        -   name: Run Labeler
            uses: crazy-max/ghaction-github-labeler@v4.0.0
            with:
                yaml-file: .github/labels.yaml
                skip-delete: false
                dry-run: false

    version-label-check:
        if: |
            github.event_name == 'pull_request' &&
            github.actor != 'dependabot[bot]' &&
            (
                contains( github.event.labels.*.name, 'BUMP_MAJOR' ) ||
                contains( github.event.pull_request.labels.*.name, 'BUMP_MINOR' ) ||
                contains( github.event.pull_request.labels.*.name, 'BUMP_PATCH' ) ||
                join(github.event.issue.labels) == '' ||
                (
                    !contains( github.event.labels.*.name, 'BUMP_MAJOR' ) &&
                    !contains( github.event.pull_request.labels.*.name, 'BUMP_MINOR' ) &&
                    !contains( github.event.pull_request.labels.*.name, 'BUMP_PATCH')
                )
            )
        runs-on: ubuntu-latest
        concurrency:
            group: ${{ github.ref }}
        steps:
        -   uses: actions/github-script@v6
            id: script
            with:
                script: |
                    var total_labels = 0
                    const labels = await github.rest.issues.listLabelsOnIssue({
                      owner: context.repo.owner,
                      repo: context.repo.repo,
                      issue_number: context.issue.number,
                    })
                    console.log(labels.data)
                    for (const label of labels.data) {
                      if (label.name === 'BUMP_PATCH') {
                        total_labels += 1
                        var version = 'patch'
                      } else if (label.name === 'BUMP_MINOR') {
                        total_labels += 1
                        var version = 'minor'
                      } else if (label.name === 'BUMP_MAJOR') {
                        total_labels += 1
                        var version = 'major'
                      }
                    }
                    console.log(total_labels)
                    if (total_labels != 1) {
                      var status = 'error'
                    } else {
                      var status = 'success'
                    }
                    console.log(status)
                    core.setOutput('status', status)
                    console.log(version)
                    core.setOutput('version', version)
        -   uses: marocchino/sticky-pull-request-comment@v2
            if: steps.script.outputs.status != 'success'
            with:
                header: improper-version-labels
                message: |
                    # Improper Version Labels
                    You don't have the proper labels on this Pull Request to increment the version.

                    You must provide one and only one of the following labels to increment the version number:
                      - `BUMP_MAJOR`
                      - `BUMP_MINOR`
                      - `BUMP_PATCH`
                delete: true
        -   uses: marocchino/sticky-pull-request-comment@v2
            if: steps.script.outputs.status == 'success'
            with:
                header: improper-version-labels
                delete: true
        -   if: steps.script.outputs.status != 'success'
            run: |
                echo "Incompatible Version Bump Labels Applied"
                exit 1

    apply-triage-label:
        if: github.event_name == 'issues'
        runs-on: ubuntu-latest
        steps:
        -   uses: actions/github-script@v6
            with:
                script: |
                    github.rest.issues.addLabels({
                      issue_number: context.issue.number,
                      owner: context.repo.owner,
                      repo: context.repo.repo,
                      labels: ['triage']
                    })