name: Build and Deploy to GitHub Pages

on:
  push:
    branches: [ main ]
  workflow_dispatch:

permissions:
  contents: read
  pages: write
  id-token: write

concurrency:
  group: "pages"
  cancel-in-progress: false

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v5

    - name: Setup Java
      uses: actions/setup-java@v4
      with:
        distribution: 'temurin'
        java-version: '17'

    - name: Cache Clojure dependencies
      uses: actions/cache@v4
      with:
        path: |
          ~/.m2/repository
          ~/.gitlibs
          ~/.deps.clj
        key: ${{ runner.os }}-clojure-${{ hashFiles('**/deps.edn') }}
        restore-keys: |
          ${{ runner.os }}-clojure-

    - name: Install Clojure CLI tools
      uses: DeLaGuardo/setup-clojure@13.4
      with:
        cli: 1.12.1.1550

    - name: Build site
      run: clojure -M -m core

    - name: Setup Pages
      uses: actions/configure-pages@v5

    - name: Upload artifact
      uses: actions/upload-pages-artifact@v3
      with:
        path: 'target/html'

  deploy:
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    needs: build
    steps:
    - name: Deploy to GitHub Pages
      id: deployment
      uses: actions/deploy-pages@v4