ci.yml

name: CI

on:
  push:
    branches: [ "master" ]
  pull_request:
    branches: [ "master" ]

env:
  POSTGRES_USER: postgres
  POSTGRES_PASSWORD: postgres
  DATE_DISPLAY_TZ: America/Chicago

permissions:
  contents: read

concurrency:
  group: ${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    strategy:
      matrix:
        elixir: [1.17.2]
        otp: [27.0.1]
    steps:
    - uses: actions/checkout@v3
    - name: Set up Elixir
      id: setup-elixir
      uses: erlef/setup-beam@v1
      with:
        elixir-version: ${{ matrix.elixir }}
        otp-version: ${{ matrix.otp }}
    - name: Check Versions
      run: echo "Elixir => ${{ steps.setup-elixir.outputs.elixir-version }}, Erlang => ${{ steps.setup-elixir.outputs.otp-version }}"
    - name: Install Rebar
      run: mix local.rebar --force
    - name: Install Hex
      run: mix local.hex --force
    - name: Restore dependencies cache
      uses: actions/cache@v3
      with:
        path: deps/
        key: ${{ runner.os }}-${{ steps.setup-elixir.outputs.elixir-version }}-${{ steps.setup-elixir.outputs.otp-version }}-mix-${{ hashFiles('**/mix.lock') }}
    - name: Clear deps and build to avoid flackey CI
      if: github.run_attempt != '1'
      run: |
        mix do deps.clean --all, clean --deps
        rm -rf deps/ _build/
    - name: Install dependencies
      run: mix deps.get
    - name: Check unused deps
      run: mix deps.unlock --check-unused

  test:
    name: Testing
    needs: [build]
    runs-on: ubuntu-latest
    strategy:
      matrix:
        elixir: [1.17.2]
        otp: [27.0.1]
    services:
      postgres:
        image: postgres:14
        env:
          POSTGRES_PASSWORD: postgres
        ports:
          - 5432:5432
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
    steps:
    - uses: actions/checkout@v3
    - name: Set up Elixir
      id: setup-elixir
      uses: erlef/setup-beam@v1
      with:
        elixir-version: ${{ matrix.elixir }}
        otp-version: ${{ matrix.otp }}
    - name: Check Versions
      run: echo "Elixir => ${{ steps.setup-elixir.outputs.elixir-version }}, Erlang => ${{ steps.setup-elixir.outputs.otp-version }}"
    - name: Restore dependencies cache
      uses: actions/cache@v3
      with:
        path: deps/
        key: ${{ runner.os }}-${{ steps.setup-elixir.outputs.elixir-version }}-${{ steps.setup-elixir.outputs.otp-version }}-mix-${{ hashFiles('**/mix.lock') }}
    - name: Compile Test
      run: MIX_ENV=test mix compile
    - name: NPM Install
      run: cd assets && npm install
    - name: Build assets
      run: MIX_ENV=test mix assets.deploy
    - name: Run tests
      run: mix test --trace
    - uses: actions/upload-artifact@v3
      if: always()
      with:
        name: screenshots
        path: screenshots/

  linting:
    name: Code Linting
    needs: [build]
    runs-on: ubuntu-latest
    strategy:
      matrix:
        elixir: [1.17.2]
        otp: [27.0.1]
    steps:
    - uses: actions/checkout@v3
    - name: Set up Elixir
      id: setup-elixir
      uses: erlef/setup-beam@v1
      with:
        elixir-version: ${{ matrix.elixir }}
        otp-version: ${{ matrix.otp }}
    - name: Check Versions
      run: echo "Elixir => ${{ steps.setup-elixir.outputs.elixir-version }}, Erlang => ${{ steps.setup-elixir.outputs.otp-version }}"
    - name: Restore dependencies cache
      uses: actions/cache@v3
      with:
        path: deps/
        key: ${{ runner.os }}-${{ steps.setup-elixir.outputs.elixir-version }}-${{ steps.setup-elixir.outputs.otp-version }}-mix-${{ hashFiles('**/mix.lock') }}
    - name: Compile Dev
      run: mix compile
    - name: Check Formatting
      run: mix format --check-formatted
    - name: Run Credo
      run: mix credo