TestBuild.yml

name: Test Build

on:
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7
        with:
          path: ${{ github.event.repository.name }}

      - name: Cache Blender 4.2
        id: cache-blender
        uses: actions/cache@v6
        with:
          path: blender-download
          key: blender-4.2-ubuntu-latest

      - name: Download Blender 4.2
        if: steps.cache-blender.outputs.cache-hit != 'true'
        run: |
          mkdir -p blender-download
          pip install blender-downloader
          blender-downloader 4.2 --extract --quiet --output-directory blender-download

      - name: Locate Blender executable
        id: blender
        run: |
          EXE=$(find blender-download -type f -iname blender | head -n 1)
          if [ -z "$EXE" ]; then
            echo "Could not find a Blender executable under blender-download/" >&2
            exit 1
          fi
          chmod +x "$EXE"
          echo "executable=$EXE" >> "$GITHUB_OUTPUT"

      - name: Read id and version from blender_manifest.toml
        id: manifest
        run: |
          python3 -c "
          import tomllib
          with open('${{ github.event.repository.name }}/blender_manifest.toml', 'rb') as f:
              m = tomllib.load(f)
          print(f\"id={m['id']}\")
          print(f\"version={m['version']}\")
          " >> "$GITHUB_OUTPUT"

      - name: Set short SHA
        id: vars
        run: echo "short_sha=${GITHUB_SHA::7}" >> $GITHUB_OUTPUT

      - name: Validate extension manifest
        run: |
          "${{ steps.blender.outputs.executable }}" --command extension validate ${{ github.event.repository.name }}

      - name: Build extension zip
        run: |
          mkdir -p dist
          "${{ steps.blender.outputs.executable }}" --command extension build --source-dir ${{ github.event.repository.name }} --output-dir dist

      - name: Extract built zip for artifact upload
        run: |
          mkdir -p "staging/${{ steps.manifest.outputs.id }}"
          ZIP=$(find dist -maxdepth 1 -type f -iname "*.zip" | head -n 1)
          if [ -z "$ZIP" ]; then
            echo "Could not find a built extension zip under dist/" >&2
            exit 1
          fi
          unzip -q "$ZIP" -d "staging/${{ steps.manifest.outputs.id }}"

      - name: Upload zip as artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ steps.manifest.outputs.id }}_${{ steps.manifest.outputs.version }}_${{ steps.vars.outputs.short_sha }}
          path: staging/
          retention-days: 7