cd.yml

name: CD

on:
  push:
    branches: [main]

env:
  OTP_VERSION: "26"
  ELIXIR_VERSION: "1.15"

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

permissions:
  contents: read

jobs:
  build_test:
    name: Build & Test
    runs-on: ubuntu-latest

    services:
      postgres:
        image: postgres
        ports: ["5432:5432"]
        env:
          POSTGRES_PASSWORD: postgres
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5

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

      - name: Checkout Repository
        uses: actions/checkout@v4

      - name: Cache deps
        uses: actions/cache@v4
        with:
          path: deps
          key: ${{ runner.os }}-mix-deps-${{ hashFiles('**/mix.lock') }}
          restore-keys: |
            ${{ runner.os }}-mix-deps-

      - name: Cache build
        uses: actions/cache@v4
        with:
          path: _build
          key: ${{ runner.os }}-mix-build-${{ hashFiles('**/mix.lock') }}
          restore-keys: |
            ${{ runner.os }}-mix-build-
            ${{ runner.os }}-mix-

      - name: Clean caches on workflow retry
        if: github.run_attempt != '1'
        run: |
          mix deps.clean --all
          mix clean
        shell: sh

      - name: Install Dependencies
        run: mix deps.get

      - name: Compiles without warnings
        run: mix compile --warnings-as-errors

      - name: Check Code Style
        run: mix credo --strict

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

      - name: Run Tests
        run: mix test

  deploy:
    name: Deploy
    runs-on: ubuntu-latest
    needs:
      - build_test

    steps:
      - name: Checkout Repository
        uses: actions/checkout@v4

      - uses: superfly/flyctl-actions/setup-flyctl@master
      - run: flyctl deploy --remote-only
        env:
          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}