name: "CI"

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

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - uses: actions-rust-lang/setup-rust-toolchain@v1
      - name: Install plugin
        run: cargo install --path helpers/mdbook-exercise-linker
      - uses: taiki-e/install-action@v2
        with:
          tool: mdbook
      - name: Build book
        run: |
          cd book
          mdbook build
      - name: Link Checker
        uses: lycheeverse/lychee-action@v1
        with:
          fail: true
          args: |
            --exclude-loopback 
            --require-https 
            --no-progress 
            book/book
      # Upload the book as an artifact
      - uses: actions/upload-artifact@v4
        with:
          name: book
          path: book/book
            # Commit and push all changed files.
            # Must only affect files that are listed in "paths-ignore".
      - name: Git commit build artifacts
        # Only run on main branch push (e.g. pull request merge).
        if: github.event_name == 'push'
        run: |
          git checkout -b deploy
          git config --global user.name "Deployer"
          git config --global user.email "username@users.noreply.github.com"
          git add --force book/book
          git commit -m "Render book"
          git push --set-upstream --force-with-lease origin deploy

  formatter:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: dprint/check@v2.2