name: CI

on:
  push:
    branches: [main]
    paths-ignore:
      - "**/*.md"
      - "docs/**"
      - ".env.example"
      - "LICENSE"
      - "FUNDING.yml"
  pull_request:
    branches: [main]

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{ github.event_name == 'pull_request' }}

jobs:
  lint:
    name: Lint
    runs-on: ubuntu-latest
    timeout-minutes: 15
    steps:
      - uses: actions/checkout@v7

      - name: Set up Python
        uses: actions/setup-python@v7
        with:
          python-version-file: ".python-version"
          cache: pip

      - name: Set up Node
        uses: actions/setup-node@v7
        with:
          node-version: 24
          cache: npm

      - name: Install frontend deps
        run: npm ci

      - name: Run pre-commit
        uses: pre-commit/action@v3.0.1

  frontend:
    name: Frontend
    runs-on: ubuntu-latest
    timeout-minutes: 15
    steps:
      - uses: actions/checkout@v7

      - name: Set up Node
        uses: actions/setup-node@v7
        with:
          node-version: 24
          cache: npm

      - name: Install dependencies
        run: npm ci

      - name: Typecheck
        run: npx tsc --noEmit

      - name: Unit tests
        run: npm run test:frontend

      - name: Upload test results
        uses: actions/upload-artifact@v7
        if: always()
        with:
          name: vitest-results
          path: vitest-junit.xml
          retention-days: 14

      - name: Build
        run: npm run build

  test:
    name: Test
    runs-on: ubuntu-latest
    timeout-minutes: 30
    services:
      postgres:
        # Pinned to match the bundled postgres:17-alpine in docker-compose.yml
        image: postgres:17
        env:
          POSTGRES_USER: meshcorehub
          POSTGRES_PASSWORD: meshcorehub-test
          POSTGRES_DB: meshcorehub_test
        ports:
          - 5432:5432
        options: >-
          --health-cmd "pg_isready -U meshcorehub -d meshcorehub_test"
          --health-interval 5s
          --health-timeout 5s
          --health-retries 10
      redis:
        # Pinned to match the bundled redis:8-alpine in docker-compose.yml
        image: redis:8
        ports:
          - 6379:6379
        options: >-
          --health-cmd "redis-cli ping"
          --health-interval 5s
          --health-timeout 5s
          --health-retries 10
    steps:
      - uses: actions/checkout@v7

      - name: Set up Python
        uses: actions/setup-python@v7
        with:
          python-version-file: ".python-version"
          cache: pip

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -e ".[dev]"

      - name: Run tests with pytest
        env:
          TEST_POSTGRES_URL: postgresql+psycopg2://meshcorehub:meshcorehub-test@localhost:5432/meshcorehub_test
          TEST_REDIS_URL: redis://localhost:6379/0
        run: |
          pytest -nauto --cov=meshcore_hub --cov-report=xml --cov-report=term-missing --junitxml=junit.xml -o junit_family=legacy

      - name: Upload test results
        uses: actions/upload-artifact@v7
        if: always()
        with:
          name: pytest-results
          path: |
            junit.xml
            coverage.xml
          retention-days: 14

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v7
        if: always()
        with:
          files: ./coverage.xml
          fail_ci_if_error: false
          verbose: true
          token: ${{ secrets.CODECOV_TOKEN }}

      - name: Upload test results to Codecov
        uses: codecov/codecov-action@v7
        if: ${{ !cancelled() }}
        with:
          report_type: test_results
          token: ${{ secrets.CODECOV_TOKEN }}

  e2e:
    name: E2E (Playwright)
    runs-on: ubuntu-latest
    timeout-minutes: 45
    steps:
      - uses: actions/checkout@v7

      - name: Set up Python
        uses: actions/setup-python@v7
        with:
          python-version-file: ".python-version"

      - name: Set up Node
        uses: actions/setup-node@v7
        with:
          node-version: 24
          cache: npm

      - name: Install frontend deps
        run: npm ci

      - name: Install Playwright browsers
        run: npx playwright install --with-deps chromium

      - name: Set up Python env for mint_session.py
        run: |
          python -m venv .venv
          .venv/bin/pip install itsdangerous

      - name: Build e2e stack
        run: docker compose -f e2e/docker-compose.test.yml build

      - name: Start e2e stack
        run: docker compose -f e2e/docker-compose.test.yml up -d --wait

      - name: Run E2E tests
        run: npm run test:e2e

      - name: Upload Playwright report
        uses: actions/upload-artifact@v7
        if: always()
        with:
          name: playwright-report
          path: |
            e2e/playwright-report/
            e2e/test-results/
            e2e/junit.xml
          retention-days: 14

  build:
    name: Build Package
    runs-on: ubuntu-latest
    timeout-minutes: 15
    needs: [lint, test]
    steps:
      - uses: actions/checkout@v7

      - name: Set up Python
        uses: actions/setup-python@v7
        with:
          python-version-file: ".python-version"
          cache: pip

      - name: Install build tools
        run: |
          python -m pip install --upgrade pip
          pip install build

      - name: Build package
        run: python -m build

      - name: Upload artifacts
        uses: actions/upload-artifact@v7
        with:
          name: dist
          path: dist/

  summary:
    name: Summary
    runs-on: ubuntu-latest
    timeout-minutes: 5
    needs: [lint, frontend, test, e2e, build]
    if: ${{ !cancelled() }}
    steps:
      - uses: actions/checkout@v7

      - name: Set up Python
        uses: actions/setup-python@v7
        with:
          python-version-file: ".python-version"

      - name: Download artifacts
        uses: actions/download-artifact@v8
        continue-on-error: true
        with:
          path: results

      - name: Render CI summary
        env:
          NEEDS_JSON: ${{ toJson(needs) }}
        run: python .github/scripts/ci_summary.py