name: Build and Release Typst PDF

on:
  push:
    branches:
      - main
    tags:
      - 'v*' # Triggers when a release tag like v1.0.0 is pushed
  workflow_dispatch: # Enables manual start in the Web interface

jobs:
  build-pdf:
    runs-on: host
    steps:
      # 1. Checkout the source code from Git
      - name: Checkout Repository
        uses: actions/checkout@v4

      # 2. Download and extract the latest Typst Binary (No installation required)
      - name: Download Latest Typst
        run: |
          cd docs/lora/
          DOWNLOAD_URL=$(curl -s https://api.github.com/repos/typst/typst/releases/latest | grep "browser_download_url.*linux-musl.tar.xz" | cut -d '"' -f 4)
          curl -L -o typst.tar.xz "$DOWNLOAD_URL"
          tar -xJf typst.tar.xz --strip-components=1
          chmod +x ./typst
          
      # 3. Compile the PDF using the local binary
      - name: Compile Typst Documents
        run: |
          cd docs/lora/
          ls -la
          ./typst compile foxmesh-protocol.typ FoxMesh_Protocol.pdf
          ./typst compile foxmesh-protocol_de.typ FoxMesh_Protocol_de.pdf

      # 3. Upload PDF as a Gitea artifact (runs on every push to main)
      - name: Upload PDF Artifact
        uses: actions/upload-artifact@v7
        with:
          name: foxmesh-protocol-pdf
          path: docs/lora/FoxMesh_Protocol.pdf
          retention-days: 14
          archive: false

      - name: Upload PDF Artifact de
        uses: actions/upload-artifact@v7
        with:
          name: foxmesh-protocol-de-pdf
          path: docs/lora/FoxMesh_Protocol_de.pdf
          retention-days: 14
          archive: false

      # 4. Optional: PDF direkt an ein Gitea-Release anhängen (wenn ein Tag gepusht wird)
#      - name: Upload to Gitea Release
#        if: startsWith(github.ref, 'refs/tags/')
#        uses: svenstaro/upload-release-action@v2
#        with:
#          repo_token: ${{ secrets.GITHUB_TOKEN }}
#          file: FoxMesh_Engineering_Manual.pdf
#          asset_name: FoxMesh_Engineering_Manual.pdf
#          tag: ${{ github.ref }}
#          overwrite: true