name: Harness Validate

on:
  pull_request:
    types:
      - opened
      - reopened
      - synchronize
      - ready_for_review
  push:
    branches:
      - main

permissions:
  contents: read

jobs:
  harness-validate:
    if: github.event_name != 'pull_request' || !github.event.pull_request.draft
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup pnpm
        uses: pnpm/action-setup@v4
        with:
          version: 10.25.0

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 24
          cache: pnpm

      - name: Install dependencies
        run: pnpm install --frozen-lockfile

      - name: Determine harness diff range
        id: range
        shell: bash
        run: |
          set -euo pipefail

          if [[ "${GITHUB_EVENT_NAME}" == "pull_request" ]]; then
            echo "from=${{ github.event.pull_request.base.sha }}" >> "$GITHUB_OUTPUT"
          else
            echo "from=${{ github.event.before }}" >> "$GITHUB_OUTPUT"
          fi

          echo "to=${GITHUB_SHA}" >> "$GITHUB_OUTPUT"

      - name: Show selected harness suites
        run: pnpm harness:select -- --from "${{ steps.range.outputs.from }}" --to "${{ steps.range.outputs.to }}"

      - name: Run PR harness suite on pull requests
        if: github.event_name == 'pull_request'
        run: pnpm harness:validate:pr

      - name: Run PR harness suite on main
        if: github.event_name == 'push'
        run: pnpm harness:validate:pr