name: New label created, notify slack

on:
  label:
    types: [created]

permissions:
  contents: read

jobs:
  notify-slack:
    if: >-
      github.repository_owner == 'zed-industries'
      && (startsWith(github.event.label.name, 'area:')
          || startsWith(github.event.label.name, 'platform:'))
    runs-on: namespace-profile-2x4-ubuntu-2404

    steps:
      - name: Build Slack message payload
        env:
          LABEL_NAME: ${{ github.event.label.name }}
          LABEL_COLOR: ${{ github.event.label.color }}
          LABEL_DESCRIPTION: ${{ github.event.label.description }}
          CREATED_BY: ${{ github.event.sender.login }}
          REPO_URL: ${{ github.event.repository.html_url }}
          DEFAULT_BRANCH: ${{ github.event.repository.default_branch }}
        run: |
          LABELS_PAGE_URL="${REPO_URL}/labels"
          MAPPING_FILE_URL="${REPO_URL}/blob/${DEFAULT_BRANCH}/script/community-pr-track-mapping.json"

          jq -n \
            --arg label_name "$LABEL_NAME" \
            --arg label_color "#$LABEL_COLOR" \
            --arg label_description "${LABEL_DESCRIPTION:-(none)}" \
            --arg created_by "$CREATED_BY" \
            --arg labels_url "$LABELS_PAGE_URL" \
            --arg mapping_file_url "$MAPPING_FILE_URL" \
            '{
              "blocks": [
                {
                  "type": "section",
                  "text": {
                    "type": "mrkdwn",
                    "text": "New label created: *\($label_name)*\nPlease choose a Track for it <\($mapping_file_url)|community-pr-track-mapping.json>."
                  }
                },
                {
                  "type": "section",
                  "fields": [
                    { "type": "mrkdwn", "text": "*Created by:*\n\($created_by)" },
                    { "type": "mrkdwn", "text": "*Color:*\n\($label_color)" },
                    { "type": "mrkdwn", "text": "*Description:*\n\($label_description)" },
                    { "type": "mrkdwn", "text": "*Labels page:*\n<\($labels_url)|View all labels>" }
                  ]
                }
              ]
            }' > payload.json

          echo "Payload built successfully:"
          cat payload.json

      - name: Send Slack notification
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_LABEL_CREATED }}
        run: |
          if [ -z "$SLACK_WEBHOOK_URL" ]; then
            echo "::error::SLACK_WEBHOOK_LABEL_CREATED secret is not set"
            exit 1
          fi

          HTTP_RESPONSE=$(curl -s -w "\n%{http_code}" -X POST "$SLACK_WEBHOOK_URL" \
            -H "Content-Type: application/json" \
            -d @payload.json)

          HTTP_BODY=$(echo "$HTTP_RESPONSE" | sed '$d')
          HTTP_STATUS=$(echo "$HTTP_RESPONSE" | tail -n 1)

          echo "Slack API response status: $HTTP_STATUS"
          echo "Slack API response body: $HTTP_BODY"

          if [ "$HTTP_STATUS" -ne 200 ]; then
            echo "::error::Slack notification failed with status $HTTP_STATUS: $HTTP_BODY"
            exit 1
          fi

          echo "Slack notification sent successfully"