ci.yml

name: CI

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

jobs:
  prepare:
    name: Prepare
    runs-on: ubuntu-latest
    if: "! contains(github.event.head_commit.message, '[skip ci]')"
    steps:
      - run: echo "${{ github.event.head_commit.message }}"

  build-and-compile:
    name: Build & Compile
    runs-on: ubuntu-latest
    needs: prepare
    steps:
    - uses: actions/checkout@v2
    - name: Set up Elixir
      uses: erlef/setup-beam@v1
      with:
        elixir-version: '1.14.4'
        otp-version: '26.0'
    - name: Restore dependencies cache
      uses: actions/cache@v2
      with:
        path: deps
        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-mix-
    - name: Restore build cache
      uses: actions/cache@v2
      with:
        path: _build/
        key: ${{ runner.os }}-build-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-build-
    - name: Install dependencies
      run: mix deps.get
    - name: Compilation
      run: mix compile --all-warnings --warnings-as-errors

  test:
    name: Test
    runs-on: ubuntu-latest
    needs: prepare
    services:
      db:
        image: postgres:13
        ports: ['5432:5432']
        env:
          POSTGRES_PASSWORD: postgres
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
    env:
      MIX_ENV: test
      HEIMDALL_DB_USERNAME: postgres
      HEIMDALL_DB_PASSWORD: postgres
    steps:
    - uses: actions/checkout@v2
    - name: Set up Elixir
      uses: erlef/setup-beam@v1
      with:
        elixir-version: '1.14.4'
        otp-version: '26.0'
    - name: Restore dependencies cache
      uses: actions/cache@v2
      with:
        path: deps
        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-mix-
    - name: Restore build cache
      uses: actions/cache@v2
      with:
        path: _build/
        key: ${{ runner.os }}-build-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-build-
    - name: Install dependencies
      run: mix deps.get
    - name: Test ${{ matrix.test_number }}
      run: mix coveralls

  check_formatted:
    name: Check Formatted
    runs-on: ubuntu-latest
    needs: prepare
    steps:
    - uses: actions/checkout@v2
    - name: Set up Elixir
      uses: erlef/setup-beam@v1
      with:
        elixir-version: '1.14.4'
        otp-version: '26.0'
    - name: Restore dependencies cache
      uses: actions/cache@v2
      with:
        path: deps
        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-mix-
    - name: Restore build cache
      uses: actions/cache@v2
      with:
        path: _build/
        key: ${{ runner.os }}-build-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-build-
    - name: Install dependencies
      run: mix deps.get
    - name: Check Formatted
      run: mix format --check-formatted

  credo:
    name: Mix Credo
    runs-on: ubuntu-latest
    needs: prepare
    steps:
    - uses: actions/checkout@v2
    - name: Set up Elixir
      uses: erlef/setup-beam@v1
      with:
        elixir-version: '1.14.4'
        otp-version: '26.0'
    - name: Restore dependencies cache
      uses: actions/cache@v2
      with:
        path: deps
        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-mix-
    - name: Restore build cache
      uses: actions/cache@v2
      with:
        path: _build/
        key: ${{ runner.os }}-build-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-build-
    - name: Install dependencies
      run: mix deps.get
    - name: Run Credo Strict
      run: mix credo --strict

  dialyzer:
    name: Mix Dialyzer
    runs-on: ubuntu-latest
    needs: prepare
    steps:
    - uses: actions/checkout@v2
    - name: Set up Elixir
      uses: erlef/setup-beam@v1
      with:
        elixir-version: '1.14.4'
        otp-version: '26.0'
    - name: Restore dependencies cache
      uses: actions/cache@v2
      with:
        path: deps
        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-mix-
    - name: Restore build cache
      uses: actions/cache@v2
      with:
        path: _build/
        key: ${{ runner.os }}-build-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-build-
    - name: Install dependencies
      run: mix deps.get
    - name: Restore PLT Cache
      uses: actions/cache@v1
      id: plt-cache
      with:
        path: priv/plts
        key: ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-plts-${{ hashFiles(format('{0}{1}', github.workspace, '/mix.lock')) }}
    - name: Cache PLT if not exist
      if: steps.plt-cache.outputs.cache-hit != 'true'
      run: |
        mkdir -p priv/plts
        mix dialyzer --plt
    - name: Run Dialyzer
      run: mix dialyzer