name: Continuous Integration
on:
  push:
    branches: 'main'
  pull_request:
    branches: 'main'

jobs:
  linters:
    name: Linters
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Setup Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true

      - name: Setup Node
        uses: actions/setup-node@v2
        with:
          node-version: '14'
          cache: yarn

      - name: Install node modules
        run: yarn install --frozen-lockfile

      - name: Run linters
        run: |
          bundle exec rake lint

  tests:
    name: Tests
    runs-on: ubuntu-latest
    services:
      postgres:
        image: postgres:12
        env:
          POSTGRES_USER: tps_test
          POSTGRES_DB: tps_test
          POSTGRES_PASSWORD: tps_test
        ports: ["5432:5432"]

    strategy:
      matrix:
        pattern:
          - bin/rake zeitwerk:check
          - bin/rspec $(./split_tests -line-count -glob='spec/**/*_spec.rb' -exclude-glob='spec/system/**' -split-index=0 -split-total=6)
          - bin/rspec $(./split_tests -line-count -glob='spec/**/*_spec.rb' -exclude-glob='spec/system/**' -split-index=1 -split-total=6)
          - bin/rspec $(./split_tests -line-count -glob='spec/**/*_spec.rb' -exclude-glob='spec/system/**' -split-index=2 -split-total=6)
          - bin/rspec $(./split_tests -line-count -glob='spec/**/*_spec.rb' -exclude-glob='spec/system/**' -split-index=3 -split-total=6)
          - bin/rspec $(./split_tests -line-count -glob='spec/**/*_spec.rb' -exclude-glob='spec/system/**' -split-index=4 -split-total=6)
          - bin/rspec $(./split_tests -line-count -glob='spec/**/*_spec.rb' -exclude-glob='spec/system/**' -split-index=5 -split-total=6)
          - bin/rspec $(./split_tests -line-count -glob='spec/system/**/*_spec.rb' -split-index=0 -split-total=2)
          - bin/rspec $(./split_tests -line-count -glob='spec/system/**/*_spec.rb' -split-index=1 -split-total=2)

    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Setup Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true

      - name: Setup Node
        uses: actions/setup-node@v2
        with:
          node-version: '14'
          cache: 'yarn'

      - name: Install Node modules
        run: yarn install --frozen-lockfile

      - name: Setup split_tests binary
        run: |
          curl --no-progress-meter -L https://github.com/leonid-shevtsov/split_tests/releases/download/v0.3.0/split_tests.linux.gz | gunzip -c > split_tests
          chmod +x split_tests

      - name: Setup test database
        env:
          RAILS_ENV: test
          DATABASE_URL: "postgres://tps_test@localhost:5432/tps_test"
        run: |
          bin/rails db:create db:schema:load db:migrate

      - name: Setup environment variables
        run: |
          cp config/env.example .env

      - name: Assets cache
        uses: actions/cache@v2
        with:
          path: |
            public/assets
            public/packs-test
            tmp/cache/webpacker
          key: asset-cache-${{ runner.os }}-${{ github.ref }}-${{ github.sha }}
          restore-keys: |
            asset-cache-${{ runner.os }}-${{ github.ref }}-${{ github.sha }}
            asset-cache-${{ runner.os }}-${{ github.ref }}-
            asset-cache-${{ runner.os }}-

      - name: Precompile assets
        env:
          RAILS_ENV: test
        run: |
          bin/rails assets:precompile --trace

      - name: Run tests
        run: ${{ matrix.pattern }}