release-pr.yml

name: Create/Update Release PR

on:
  push:
    branches:
      - main
  workflow_dispatch:
    inputs:
      level:
        default: minor
        required: false
        type: choice
        options:
          - major
          - minor
          - patch
        description: 'bump to [major|minor|patch]'

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: heromo/pronto-action

jobs:
  prepare:
    name: Prepare Versions and Release Note
    runs-on: ubuntu-latest
    permissions:
      contents: write
      issues: write
    concurrency:
      group: ${{ github.workflow }}
      cancel-in-progress: true
    outputs:
      exist-release-pr: ${{ steps.release-pr.outputs.result }}
      release-pr: ${{ steps.release-pr.outputs.pr }}
      release-note: ${{ steps.release-note.outputs.release-note }}
      latest-version: ${{ steps.versions.outputs.latest-version }}
      next-version: ${{ steps.versions.outputs.next-version }}
    timeout-minutes: 60
    steps:
      - name: Check out
        uses: actions/checkout@v4
      - name: Fetch Latest & Next Release Version
        uses: actions/github-script@v6
        id: versions
        with:
          script: |
            const script = require('./.github/wf-scripts/latest-version.js');
            let level = 'minor';
            if ('${{ inputs.level }}' != '') level = '${{ inputs.level }}';
            return await script({github, context, core, level});
      - name: Generate Release Note
        uses: actions/github-script@v6
        id: release-note
        with:
          script: |
            const script = require('./.github/wf-scripts/release-note.js');
            const latestVersion = '${{ steps.versions.outputs.latest-version }}';
            const nextVersion = '${{ steps.versions.outputs.next-version }}';
            await script({github, context, core, latestVersion, nextVersion});
      - name: Fetch Release PR
        uses: actions/github-script@v6
        id: release-pr
        with:
          script: |
            const nextVersion = '${{ steps.versions.outputs.next-version }}';
            const pulls = await github.rest.pulls.list({
              owner: context.repo.owner,
              repo: context.repo.repo,
              state: 'open',
              head: `heromo:release/${ nextVersion }`,
            });
            const pull = pulls.data[0];
            core.setOutput('pr', pull);
            return !!pull
      - name: Create Issue on Failure
        if: failure()
        uses: actions/github-script@v6
        with:
          script: |
            const create = await github.rest.issues.create({
              owner: context.repo.owner,
              repo: context.repo.repo,
              title: "Failed to prepare create/update release pr",
              body: `Automation has failed! Failed to create/update release pr for '${{ steps.versions.outputs.next-version }}'\nMore information can be found at:\n - ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}`,
              assignees: [
                '${{ github.repository_owner }}'
              ]
            })

  create-release-pr:
    name: Create Release Pull Request
    needs: prepare
    if: needs.prepare.outputs.exist-release-pr == 'false'
    runs-on: ubuntu-latest
    permissions:
      contents: write
      issues: write
      pull-requests: write
    concurrency:
      group: ${{ github.workflow }}
      cancel-in-progress: true
    timeout-minutes: 60
    steps:
      - name: Check out
        uses: actions/checkout@v4
        with:
          ref: main
      - name: Git config
        run: |
          git config --global user.name "github-actions[bot]"
          git config --global user.email "github-actions[bot]@users.noreply.github.com"
          git checkout -b release/${{ needs.prepare.outputs.next-version }}
      - name: Modify files
        run: |
          yq '.runs.image = "docker://${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ needs.prepare.outputs.next-version }}"' -i action.yaml
          sed -i -r 's/pronto-action@v[0-9]+\.[0-9]+\.[0-9]+/pronto-action@${{ needs.prepare.outputs.next-version }}/' README.md
          git add action.yaml README.md
      - name: check diff
        shell: bash
        id: changes
        run: |
          echo "count=$(git diff --staged --name-only . |wc -l)" >> $GITHUB_OUTPUT
      - name: Commit and Push if changed
        if: steps.changes.outputs.count > 0
        run: |
          git commit -m 'bumpup image version'
          git push origin release/${{ needs.prepare.outputs.next-version }}
      - name: Create PR
        if: steps.changes.outputs.count > 0
        uses: actions/github-script@v6
        id: create-pr
        with:
          script: |
            const releaseNote = ${{ needs.prepare.outputs.release-note }};
            const { data: pull } = await github.rest.pulls.create({
              owner: context.repo.owner,
              repo: context.repo.repo,
              head: 'release/${{ needs.prepare.outputs.next-version }}',
              base: 'main',
              title: 'Release ${{ needs.prepare.outputs.next-version }}',
              body: releaseNote.data.body
            });
            core.setOutput('created-pr', pull);
            github.rest.issues.addAssignees({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: pull.number,
              assignees: [context.repo.owner],
            });
            github.rest.issues.addLabels({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: pull.number,
              labels: ['release'],
            });
      - name: Create Issue on Failure
        if: failure()
        uses: actions/github-script@v6
        with:
          script: |
            const create = await github.rest.issues.create({
              owner: context.repo.owner,
              repo: context.repo.repo,
              title: "Failed to create release pr",
              body: `Automation has failed! Failed to create release pr for '${{ needs.prepare.outputs.next-version }}'\nMore information can be found at:\n - ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}`,
              assignees: [
                '${{ github.repository_owner }}'
              ]
            })

  update-release-pr:
    name: Update Release Pull Request
    needs: prepare
    if: needs.prepare.outputs.exist-release-pr == 'true'
    runs-on: ubuntu-latest
    permissions:
      contents: read
      issues: write
      pull-requests: write
    concurrency:
      group: ${{ github.workflow }}
      cancel-in-progress: true
    timeout-minutes: 60
    steps:
      - name: Update PR
        uses: actions/github-script@v6
        with:
          script: |
            const releasePull = ${{ needs.prepare.outputs.release-pr }};
            const releaseNote = ${{ needs.prepare.outputs.release-note }};
            const { data: pull } = await github.rest.pulls.update({
              owner: context.repo.owner,
              repo: context.repo.repo,
              pull_number: releasePull.number,
              body: releaseNote.data.body
            });
            core.setOutput('updated-pr', pull);
      - name: Create Issue on Failure
        if: failure()
        uses: actions/github-script@v6
        with:
          script: |
            const releasePull = ${{ needs.prepare.outputs.release-pr }};
            const create = await github.rest.issues.create({
              owner: context.repo.owner,
              repo: context.repo.repo,
              title: "Failed to update release pr",
              body: `Automation has failed! Failed to update release pr '${releasePull.title}'\nMore information can be found at:\n - ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}`,
              assignees: [
                '${{ github.repository_owner }}'
              ]
            })