Generate playground previews for theme changes #36
Workflow file for this run
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| name: Preview Theme Changes | |
| on: | |
| pull_request: | |
| jobs: | |
| check-for-changes-to-themes: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v2 | |
| - name: Retrieved Theme Changes | |
| id: check-for-changes | |
| run: | | |
| # Retrieve list of all changed files | |
| git fetch origin trunk:trunk | |
| changed_files=$(git diff --name-only HEAD origin/trunk) | |
| # Loop through changed files and identify parent directories | |
| declare -A unique_dirs | |
| for file in $changed_files; do | |
| dir_name=$(dirname "$file") | |
| echo $dir_name | |
| if [[ -f "$dir_name/style.css" ]]; then # Check if the directory contains a theme | |
| unique_dirs["$dir_name"]=1 # Use associative array to keep directories unique | |
| echo $unique_dirs | |
| fi | |
| done | |
| # Check if any themes have changed | |
| if [[ ${#unique_dirs[@]} -eq 0 ]]; then | |
| echo "No themes have changed" | |
| echo "HAS_THEME_CHANGES=false" >> $GITHUB_OUTPUT | |
| exit 78 # Exit with neutral status code | |
| fi | |
| echo "HAS_THEME_CHANGES=true" >> $GITHUB_OUTPUT | |
| # Generate preview links for each theme | |
| preview_links=() | |
| for dir in "${!unique_dirs[@]}"; do | |
| theme_slug=$(basename "$dir") | |
| preview_links+=($(bash ./bin/generate-preview-link.sh "$theme_slug" "${{ github.event.pull_request.head.ref }}")) | |
| done | |
| # parse preview links array into a json array, and minify the output into a single line | |
| preview_links=$(jq --compact-output --null-input '$ARGS.positional' --args -- "${preview_links[@]}") | |
| echo $preview_links | |
| echo "PREVIEW_LINKS=$preview_links" >> $GITHUB_ENV | |
| - name: Comment on PR | |
| id: comment-on-pr | |
| if: ${{ steps.check-for-changes.outputs.HAS_THEME_CHANGES == 'true' }} | |
| uses: actions/github-script@v7 | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| const previewLinks = JSON.parse(process.env.PREVIEW_LINKS); | |
| console.log(previewLinks) | |
| const comment = previewLinks.join('\n'); | |
| // Check if a comment already exists | |
| const { data: comments } = await github.rest.issues.listComments({ | |
| issue_number: context.payload.pull_request.number, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo | |
| }); | |
| const existingComment = comments.find(comment => comment.user.login === 'github-actions[bot]' && comment.body.startsWith('Preview links for theme changes:')); | |
| if (existingComment) { | |
| await github.rest.issues.updateComment({ | |
| comment_id: existingComment.id, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| body: `Preview links for theme changes:\n${comment}` | |
| }); | |
| return; | |
| } | |
| github.rest.issues.createComment({ | |
| issue_number: context.payload.pull_request.number, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| body: `Preview links for theme changes:\n${comment}` | |
| }); | |