name: "Showcase: Eval Check"

on:
  pull_request:
    types: [opened, synchronize, reopened]

permissions:
  contents: read

jobs:
  create-check:
    if: false
    runs-on: ubuntu-latest
    timeout-minutes: 2
    permissions:
      contents: read
      pull-requests: write
      issues: write
    steps:
      - name: Generate devops-bot token
        id: bot-token
        uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1 # v3.2.0
        with:
          app-id: 1108748
          private-key: ${{ secrets.DEVOPS_BOT_PRIVATE_KEY }}
          permission-checks: write
          permission-issues: write
          permission-pull-requests: write

      - name: Create Check Run
        id: check-run
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9
        with:
          github-token: ${{ steps.bot-token.outputs.token }}
          script: |
            const result = await github.rest.checks.create({
              owner: context.repo.owner,
              repo: context.repo.repo,
              name: "Showcase Eval",
              head_sha: context.payload.pull_request.head.sha,
              status: "completed",
              conclusion: "neutral",
              external_id: String(context.payload.pull_request.number),
              output: {
                title: "Showcase Eval — click to run",
                summary: "Evaluates this PR against the showcase integration matrix.\n\n_For targeted runs, comment `/eval d5 slug1,slug2` on the PR._",
              },
              actions: [
                {
                  label: "Run Showcase Eval",
                  description: "Run D5 evaluation",
                  identifier: "run-eval",
                },
              ],
            });
            core.setOutput('check_run_id', result.data.id);

      - name: Post or update bot comment with trigger link
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9
        with:
          github-token: ${{ steps.bot-token.outputs.token }}
          script: |
            const crypto = require('crypto');
            const pr = String(context.payload.pull_request.number);
            const checkRunId = String(${{ steps.check-run.outputs.check_run_id }});
            const secret = process.env.WEBHOOK_SECRET;

            const sig = crypto
              .createHmac('sha256', secret)
              .update(`${pr}:${checkRunId}`)
              .digest('hex');

            const baseUrl = 'https://hooks.showcase.copilotkit.ai';
            const triggerUrl = `${baseUrl}/trigger/eval?pr=${pr}&check_run_id=${checkRunId}&sig=${sig}`;

            const marker = '<!-- showcase-eval-button -->';
            const body = `${marker}\n\n` +
              `### 🔬 Showcase Eval\n\n` +
              `Evaluate this PR against the showcase integration matrix.\n\n` +
              `[**▶ Run Evaluation**](${triggerUrl})\n\n` +
              `_For targeted runs: \`/eval d5 slug1,slug2\`_`;

            // Find existing bot comment
            const comments = await github.rest.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.payload.pull_request.number,
              per_page: 100,
            });
            const existing = comments.data.find(c => c.body?.includes(marker));

            if (existing) {
              await github.rest.issues.updateComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                comment_id: existing.id,
                body,
              });
            } else {
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: context.payload.pull_request.number,
                body,
              });
            }
        env:
          WEBHOOK_SECRET: ${{ secrets.EVAL_WEBHOOK_SECRET }}