name: CI

on:
  push:

jobs:
  test:
    name: Test app
    runs-on: ubuntu-latest
    env:
      MIX_ENV: test

    steps:
      - uses: actions/checkout@v4

      - uses: erlef/setup-beam@v1
        id: beam
        with:
          version-file: .tool-versions
          version-type: strict

      - name: Restore the deps and _build cache
        uses: actions/cache@v4
        id: restore-cache
        env:
          OTP_VERSION: ${{ steps.beam.outputs.otp-version }}
          ELIXIR_VERSION: ${{ steps.beam.outputs.elixir-version }}
          MIX_LOCK_HASH: ${{ hashFiles('**/mix.lock') }}
        with:
          path: |
            deps
            _build
          key: ${{ runner.os }}-${{ env.ELIXIR_VERSION }}-${{ env.OTP_VERSION }}-${{ env.MIX_ENV }}-mixlockhash-${{ env.MIX_LOCK_HASH }}

      - name: Install mix dependencies
        if: steps.restore-cache.outputs.cache-hit != 'true'
        run: mix deps.get

      - name: Compile dependencies
        if: steps.restore-cache.outputs.cache-hit != 'true'
        run: mix deps.compile

      - name: Compile
        run: mix compile --warnings-as-errors --force

      - name: Check Formatting
        run: mix format --check-formatted

      - name: Check unused deps
        run: mix deps.unlock --check-unused

      - name: Credo
        run: mix credo

      - name: Run Tests
        run: mix test