ci.yml

name: Docker Image CI

on:
    push:
        branches:
            - main
    pull_request:
        branches:
            - main

env:
  NODE_VERSION: "18.12.1"
  OTP_VERSION: "26.2.1"
  ELIXIR_VERSION: "1.15.7"

jobs:
  build_deps:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Install node and elixir
        uses: ./.github/actions/setup-composite-action
        with:
          node-version: ${{env.NODE_VERSION}}
          otp-version: ${{env.OTP_VERSION}}
          elixir-version: ${{env.ELIXIR_VERSION}}

      - uses: actions/cache@v3
        id: cache-mix
        with:
          path: deps
          key: ${{ runner.os }}-mix-v1-${{ hashFiles('**/mix.lock') }}
          restore-keys: ${{ runner.os }}-mix-v1

      - uses: actions/cache@v3
        id: cache-npm
        with:
          path: frontend/node_modules
          key: ${{ runner.os }}-npm-v1-${{ hashFiles('**/frontend/package-lock.json') }}
          restore-keys: ${{ runner.os }}-npm-v1

  wordcharts-frontend-lint:
    runs-on: ubuntu-latest

    needs: build_deps

    steps:
      - uses: actions/checkout@v3

      - uses: actions/cache@v3
        id: cache-npm
        with:
          path: deps
          key: ${{ runner.os }}-mix-v1-${{ hashFiles('**/mix.lock') }}
          restore-keys: ${{ runner.os }}-npm-v1

      - uses: actions/setup-node@v3
        with:
          node-version: ${{env.NODE_VERSION}}

      - run: npm --prefix frontend ci

      - run: npm --prefix frontend run lint

  wordcharts-frontend-check-types:
    runs-on: ubuntu-latest

    needs: build_deps

    steps:
      - uses: actions/checkout@v3

      - uses: actions/cache@v3
        id: cache-npm
        with:
          path: deps
          key: ${{ runner.os }}-mix-v1-${{ hashFiles('**/mix.lock') }}
          restore-keys: ${{ runner.os }}-npm-v1

      - uses: actions/setup-node@v3
        with:
          node-version: ${{env.NODE_VERSION}}

      - run: npm --prefix frontend ci

      - run: npm --prefix frontend run check-types

  wordcharts-frontend-test:
    runs-on: ubuntu-latest

    needs: build_deps

    steps:
      - uses: actions/checkout@v3

      - uses: actions/cache@v3
        id: cache-npm
        with:
          path: deps
          key: ${{ runner.os }}-mix-v1-${{ hashFiles('**/mix.lock') }}
          restore-keys: ${{ runner.os }}-npm-v1

      - uses: actions/setup-node@v3
        with:
          node-version: ${{env.NODE_VERSION}}

      - run: npm --prefix frontend ci

      - run: npm --prefix frontend run test

  wordcharts-backend-lint:
    runs-on: ubuntu-latest

    needs: build_deps

    steps:
      - uses: actions/checkout@v3

      - uses: actions/cache@v3
        id: cache-mix
        with:
          path: deps
          key: ${{ runner.os }}-mix-v1-${{ hashFiles('**/mix.lock') }}
          restore-keys: ${{ runner.os }}-mix-v1

      - uses: erlef/setup-beam@v1
        with:
          otp-version: ${{env.OTP_VERSION}}
          elixir-version: ${{env.ELIXIR_VERSION}}

      - run: mix format

  # See https://docs.github.com/en/actions/using-containerized-services/creating-postgresql-service-containers
  wordcharts-backend-test:
    runs-on: ubuntu-latest
    needs: build_deps

    # Service containers to run with `container-job`
    services:
      # Label used to access the service container
      postgres:
        image: postgres:latest
        env:
          # These env variables are required by the postgres service (see above)
          POSTGRES_DB: wordcharts_test
          POSTGRES_HOST: postgres
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
        ports:
          - 5432:5432

        # Set health checks to wait until postgres has started
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
    env:
      # These env vars are required by our application
      # Unfortunately, github workflow does not support yaml anchors ;-(
      TEST_DATABASE_HOST: localhost
      TEST_DATABASE_NAME: wordcharts_test
      TEST_DATABASE_USER: postgres
      TEST_DATABASE_USER_PASSWORD: postgres
      MIX_ENV: "test"

    steps:
      # Downloads a copy of the code in your repository before running CI tests
      - uses: actions/checkout@v3

      - name: Install node and elixir
        uses: ./.github/actions/setup-composite-action
        with:
          node-version: ${{env.NODE_VERSION}}
          otp-version: ${{env.OTP_VERSION}}
          elixir-version: ${{env.ELIXIR_VERSION}}

      - uses: actions/cache@v3
        id: cache-mix
        with:
          path: deps
          key: ${{ runner.os }}-mix-v1-${{ hashFiles('**/mix.lock') }}
          restore-keys: ${{ runner.os }}-mix-v1

      - uses: actions/cache@v3
        id: cache-npm
        with:
          path: frontend/node_modules
          key: ${{ runner.os }}-npm-v1-${{ hashFiles('**/frontend/package-lock.json') }}
          restore-keys: ${{ runner.os }}-npm-v1
      
      # install hex:
      - run: mix local.hex --force && mix local.rebar --force
      - run: mix compile
      - run: mix ecto.create
      - run: mix ecto.migrate
      - run: mix test