name: Run chatbot tests

on:
  push:
  pull_request:
  workflow_dispatch:

permissions:
  contents: read

jobs:
  test:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Cache pip
        uses: actions/cache@v4
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
          restore-keys: ${{ runner.os }}-pip-

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
          # pin gradio to keep CI stable/quiet
          pip install pytest transformers gradio==4.44.1 huggingface_hub



      - name: Run tests (no OAuth; local path stubbed)
        env:
          SKIP_UI_ON_IMPORT: "1"
          LOCAL_MODEL: sshleifer/tiny-gpt2
          GRADIO_ANALYTICS_ENABLED: "false"
          HF_TOKEN: ${{ secrets.HF_TOKEN }}   # 👈 ensure this line exists
        run: pytest -q

      # Redundant but nice: explicit UI smoke without OAuth for clear logs
      - name: UI smoke (no OAuth)
        env:
          SKIP_UI_ON_IMPORT: "1"
        run: |
          python - <<'PY'
          import os
          os.environ["SKIP_UI_ON_IMPORT"] = "1"
          import gradio.oauth as oauth
          oauth.attach_oauth = lambda app: None
          import app
          demo = app.create_demo(enable_oauth=False)
          print("Built UI successfully:", type(demo).__name__)
          PY

  notify:
    needs: test
    runs-on: ubuntu-latest
    if: always()   # run even if tests fail

    steps:
      - name: Determine status
        id: status
        run: |
          echo "result=${{ needs.test.result }}" >> $GITHUB_OUTPUT
          echo "run_url=${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}" >> $GITHUB_OUTPUT
          echo "commit_url=${{ github.server_url }}/${{ github.repository }}/commit/${{ github.sha }}" >> $GITHUB_OUTPUT
          echo "branch=${{ github.ref_name }}" >> $GITHUB_OUTPUT
          echo "actor=${{ github.actor }}" >> $GITHUB_OUTPUT
          echo "repo=${{ github.repository }}" >> $GITHUB_OUTPUT

      - name: Build payloads
        id: payloads
        uses: actions/github-script@v7
        with:
          script: |
            const result   = '${{ steps.status.outputs.result }}';   // success | failure | cancelled
            const run_url  = '${{ steps.status.outputs.run_url }}';
            const commit   = process.env.GITHUB_SHA;
            const sha7     = commit.substring(0,7);
            const branch   = '${{ steps.status.outputs.branch }}';
            const actor    = '${{ steps.status.outputs.actor }}';
            const repo     = '${{ steps.status.outputs.repo }}';
            const commit_url = '${{ steps.status.outputs.commit_url }}';

            const title = `CI ${result.toUpperCase()} — ${repo}@${branch}`;
            const desc  = `Commit \`${sha7}\` by **${actor}**\n[View run](${run_url}) · [Commit](${commit_url})`;

            // Discord colors: green=0x57F287, red=0xED4245, yellow=0xFEE75C
            const colors = { success: 5763719, failure: 15548997, cancelled: 16776960 };

            const discordPayload = {
              username: "CI Bot",
              embeds: [{
                title,
                description: desc,
                color: colors[result] ?? 5793266,
                timestamp: new Date().toISOString(),
                fields: [
                  { name: "Repository", value: repo, inline: true },
                  { name: "Branch", value: branch, inline: true },
                  { name: "Status", value: result, inline: true }
                ]
              }]
            };

            // Slack attachments: colors "good" | "danger" | "warning"
            const slackColor = result === "success" ? "good" : (result === "failure" ? "danger" : "warning");
            const slackPayload = {
              text: title,
              attachments: [{
                color: slackColor,
                fields: [
                  { title: "Repository", value: repo, short: true },
                  { title: "Branch", value: branch, short: true },
                  { title: "Status", value: result, short: true },
                  { title: "Commit", value: `\`${sha7}\``, short: true }
                ],
                actions: [
                  { type: "button", text: "View Run", url: run_url },
                  { type: "button", text: "View Commit", url: commit_url }
                ]
              }]
            };

            core.setOutput("discord", JSON.stringify(discordPayload));
            core.setOutput("slack", JSON.stringify(slackPayload));

      # ✅ Guard step: compute booleans without referencing `secrets` directly in `if:`
      - name: Check webhooks
        id: gates
        env:
          DISCORD_WEBHOOK_URL: ${{ secrets.DISCORD_WEBHOOK_URL }}
          SLACK_WEBHOOK_URL:   ${{ secrets.SLACK_WEBHOOK_URL }}
        run: |
          if [ -n "$DISCORD_WEBHOOK_URL" ]; then echo "discord=true" >> $GITHUB_OUTPUT; else echo "discord=false" >> $GITHUB_OUTPUT; fi
          if [ -n "$SLACK_WEBHOOK_URL" ];   then echo "slack=true"   >> $GITHUB_OUTPUT; else echo "slack=false"   >> $GITHUB_OUTPUT; fi

      - name: Send Discord
        if: steps.gates.outputs.discord == 'true'
        env:
          DISCORD_WEBHOOK_URL: ${{ secrets.DISCORD_WEBHOOK_URL }}
          PAYLOAD: ${{ steps.payloads.outputs.discord }}
        run: |
          curl -sS -X POST \
            -H "Content-Type: application/json" \
            --data "$PAYLOAD" \
            "$DISCORD_WEBHOOK_URL" || true

      - name: Send Slack
        if: steps.gates.outputs.slack == 'true'
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
          PAYLOAD: ${{ steps.payloads.outputs.slack }}
        run: |
          curl -sS -X POST \
            -H "Content-Type: application/json" \
            --data "$PAYLOAD" \
            "$SLACK_WEBHOOK_URL" || true