demo-command #34
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| name: Demo command | |
| # trigger by chatops '/demo' followed by a PowerShell script in the comment body | |
| # example: | |
| # /demo | |
| # ```powershell | |
| # Write-Host "doesn't show up in a result comment, only in workflow logs" | |
| # Write-Output "shows up in a result comment" | |
| # ``` | |
| on: | |
| repository_dispatch: | |
| types: [demo-command] | |
| jobs: | |
| run-demo: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Add run link to command comment | |
| uses: peter-evans/create-or-update-comment@v3 | |
| with: | |
| comment-id: ${{ github.event.client_payload.github.payload.comment.id }} | |
| body: "[Workflow run](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})" | |
| - uses: actions/checkout@v4 | |
| - name: Get script text | |
| uses: ./ | |
| id: get-script-text | |
| with: | |
| script: | | |
| # get body lines, skip first (command) | |
| $bodyLines = $github.event.client_payload.github.payload.comment.body -split '\r?\n' | Select-Object -Skip 1 | |
| $body = $bodyLines -join "`n" | |
| $md = $body | ConvertFrom-Markdown | |
| $codeBlocks = [Markdig.Syntax.MarkdownObjectExtensions]::Descendants($md.Tokens) | Where-Object { $_ -is [Markdig.Syntax.CodeBlock] } | |
| if ($codeBlocks) { | |
| $scriptAst = $codeBlocks | Select-Object -First 1 | |
| $script = $scriptAst.Lines.ToString() | |
| } | |
| else { | |
| $script = $body | |
| } | |
| return $script | |
| - name: Execute user script | |
| uses: ./ | |
| id: user-script | |
| with: | |
| script: | | |
| $github.token = $null | |
| $github.event.client_payload = $null | |
| ${{ steps.get-script-text.outputs.result }} | |
| - name: Prettify result json | |
| uses: ./ | |
| id: pretty-result | |
| env: | |
| RESULT_JSON: ${{ steps.user-script.outputs.result }} | |
| with: | |
| script: | | |
| $result = $env:RESULT_JSON | |
| if ($result -and $result -match '^[\[\{]') { | |
| try { | |
| return ConvertFrom-Json $result -AsHashtable -NoEnumerate | ConvertTo-Json -Depth 100 | |
| } | |
| catch { | |
| Write-Host "Error converting, fallback to returning plain result" | |
| } | |
| } | |
| return $result | |
| - name: Comment with script result in code fence | |
| uses: peter-evans/create-or-update-comment@v3 | |
| if: always() | |
| with: | |
| issue-number: ${{ github.event.client_payload.github.payload.issue.number }} | |
| body: | | |
| `result` output: | |
| ``` | |
| ${{ steps.pretty-result.outputs.result }} | |
| ``` | |
| `error` output: | |
| ``` | |
| ${{ steps.user-script.outputs.error }} | |
| ``` | |
| - name: Add reaction to command comment on success | |
| uses: peter-evans/create-or-update-comment@v3 | |
| with: | |
| comment-id: ${{ github.event.client_payload.github.payload.comment.id }} | |
| reactions: hooray | |
| - name: Add reaction to command comment on failure | |
| uses: peter-evans/create-or-update-comment@v3 | |
| if: failure() | |
| with: | |
| comment-id: ${{ github.event.client_payload.github.payload.comment.id }} | |
| reactions: "-1" |