name: Run Tests

on:
  push:
    branches:
      - '*'
  pull_request:
    branches:
      - '*'

env:
  NODE_VERSION: 23
  APT_PACKAGES: "xvfb libnss3 libatk-bridge2.0-0 libxkbcommon-x11-0 libgtk-3-0 libgbm1 libasound2 libxss1"

jobs:
  install:
    name: Prepare environment
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: 'npm'

      - name: Cache APT dependencies
        id: cache-apt
        uses: actions/cache@v4
        with:
          path: /var/cache/apt/archives
          key: apt-${{ runner.os }}-${{ env.APT_PACKAGES }}

      - name: Install APT dependencies (if cache miss)
        if: steps.cache-apt.outputs.cache-hit != 'true'
        run: sudo apt-get update && sudo apt-get install -y ${{ env.APT_PACKAGES }}

      - name: Install NPM dependencies
        run: npm ci

      - name: Cache Cypress binary
        uses: actions/cache@v4
        with:
          path: ~/.cache/Cypress
          key: cypress-${{ runner.os }}-${{ env.NODE_VERSION }}-${{ hashFiles('package-lock.json') }}

      - name: Cache Node modules
        uses: actions/cache@v4
        with:
          path: node_modules
          key: node-modules-${{ runner.os }}-${{ env.NODE_VERSION }}-${{ hashFiles('package-lock.json') }}

      - name: Install Cypress
        run: npx cypress install

      - name: Build project
        run: npm run build

      - name: Save build artifact
        uses: actions/upload-artifact@v3
        with:
          name: build
          path: dist

  unit-tests:
    name: Run unit tests
    runs-on: ubuntu-latest
    needs: install
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
      
      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: 'npm'

      - name: Download build artifact
        uses: actions/download-artifact@v3
        with:
          name: build
          path: dist

      - name: Restore Node modules cache
        uses: actions/cache@v4
        with:
          name: node-modules
          key: node-modules-${{ runner.os }}-${{ env.NODE_VERSION }}-${{ hashFiles('package-lock.json') }}
          path: node_modules
          
      - name: Run unit tests
        run: npm run test:unit

  cypress-tests:
    name: Run E2E tests (${{ matrix.browser }})
    runs-on: ubuntu-latest
    needs: install
    strategy:
      fail-fast: false
      matrix:
        browser: [chrome, firefox, edge]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: 'npm'

      - name: Download build artifact
        uses: actions/download-artifact@v3
        with:
          name: build
          path: dist

      - name: Install APT dependencies
        run: sudo apt-get update && sudo apt-get install -y ${{ env.APT_PACKAGES }}

      - name: Cypress run (${{ matrix.browser }})
        uses: https://github.com/cypress-io/github-action@v6
        with:
          start: npm start
          browser: ${{ matrix.browser }}