downgrade.yaml

name: Downgrade

on:
  workflow_call:
    inputs:
      version:
        description: Version to downgrade to
        type: string
        required: true
      stage:
        description: Stage
        type: string
        required: true

jobs:
  downgrade:
    environment: ${{ inputs.stage }}
    runs-on: ubuntu-latest
    steps:
      - uses: actions/github-script@v6
        id: branch
        with:
          result-encoding: string
          script: |
            const version = '${{ inputs.version }}';
            return version.includes('-alpha.') ? 'develop' : version.includes('-beta.') ? 'release' : 'main';

      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
          ref: ${{ steps.branch.outputs.result }}

      - uses: actions/github-script@v6
        with:
          script: |
            const version = '${{ inputs.version }}';
            const releases = [];
            let page = 1;
            let count;
            do {
              const pagedReleases = ((await github.rest.repos.listReleases({ owner: context.repo.owner, repo: context.repo.repo, page, per_page: 100 })).data);
              count = pagedReleases.length;
              releases.push(...pagedReleases.filter(release => release.name?.startsWith('v20')).map(release => ({
                tag: release.tag_name, branch: release.tag_name.includes('-alpha.') ? 'develop' :
                release.tag_name.includes('-beta.') ? 'release' : 'main', creation: Date.parse(release.published_at ?? release.created_at), published: !release.draft, id: release.id
              })));
              page++;
            } while (count > 0);
            const release = releases.find(r => r.tag === version);
            if (release == null) {
              core.setFailed(`Version ${version} doesn't exist.`);
              return;
            }
            for (const r of releases.filter(re => re.creation > release.creation)) {
              await exec.exec('git', ['push', '--delete', 'origin', r.tag]);
              await github.rest.repos.deleteRelease({ owner: context.repo.owner, repo: context.repo.repo, release_id: r.id });
            }

      - if: inputs.stage != 'alpha'
        run: |
          git reset --hard ${{ inputs.version }}
          git config --global user.name "Noor's GitHub Bot"
          git config --global user.email "noorgithubbot@github"
          git push --force origin