name: Hasher
on: [push]

jobs:
  generate-metadata:
    runs-on: docker
    steps:
      - uses: actions/checkout@v3

      - name: Build Manifest
        run: |
          echo '{"packages": [' > packages.json
          DIRS=$(find . -maxdepth 1 -type d -not -path '*/.*' -not -path '.')
          FIRST=true
          for DIR in $DIRS; do
            PKG=$(basename "$DIR")
            if [ -f "$DIR/$PKG.c" ]; then
              sha256sum "$DIR/$PKG.c" | cut -d ' ' -f 1 > "$DIR/$PKG.hash"
              if [ "$FIRST" = false ]; then echo "," >> packages.json; fi
              echo "{\"name\": \"$PKG\", \"version\": \"1.0.0\"}" >> packages.json
              FIRST=false
            fi
          done
          echo ']}' >> packages.json

      - name: Deploy Changes
        run: |
          git config --local user.email "hasher@forgejo.internal"
          git config --local user.name "Hasher Bot"
          git add .
          git commit -m "hasher: auto-update" || exit 0
          git push