build.yml

name: Build

on:
  push:
    branches:
      - dev
      - main
  workflow_dispatch:

permissions:
  contents: write

jobs:
  build:
    runs-on: ubuntu-24.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Java
        uses: actions/setup-java@v4
        with:
          java-version: "25"
          distribution: "zulu"
          cache: "gradle"

      - name: Make gradle wrapper executable
        run: chmod +x ./gradlew

      - name: Read mod version
        id: mod_info
        run: echo "mod_version=$(grep '^mod_version' gradle.properties | cut -d= -f2)" >> $GITHUB_OUTPUT

      - name: Build all versions
        run: |
          mkdir -p dist
          VERSION="${{ steps.mod_info.outputs.mod_version }}"

          while read -r version_data; do
            VER=$(echo "$version_data" | jq -r '.version')
            MC_SRC=$(echo "$version_data" | jq -r '.mcVersion // .version')
            MC_VER=$(echo "$version_data" | jq -r '.minecraft_version')
            FABRIC_API=$(echo "$version_data" | jq -r '.fabric_api_version')
            YARN=$(echo "$version_data" | jq -r '.yarn_mappings // empty')
            LOADER=$(echo "$version_data" | jq -r '.loader_version // empty')

            if [ ! -d "src/mc-${MC_SRC}" ]; then
              echo "Skipping $VER (no src/mc-${MC_SRC})"
              continue
            fi

            echo "Building $VER..."
            PROP_ARGS=(-DmcVersion="$MC_SRC" -PmcVersion="$MC_SRC" -Pminecraft_version="$MC_VER" -Pfabric_api_version="$FABRIC_API")
            [ -n "$YARN" ] && PROP_ARGS+=(-Pyarn_mappings="$YARN")
            [ -n "$LOADER" ] && PROP_ARGS+=(-Ploader_version="$LOADER")

            ./gradlew clean build "${PROP_ARGS[@]}" --no-daemon -q 2>&1 || exit 1

            cp "build/libs/stackabletools-${VERSION}.jar" "dist/stackabletools-${VERSION}-mc${VER}.jar"
          done < <(jq -c '.versions[]' versions.json)

      - name: Push artifacts to build branch
        run: |
          cd dist
          git init
          git config user.name "github-actions"
          git config user.email "github-actions@github.com"
          git checkout -b build
          git add .
          git commit -m "Build v${{ steps.mod_info.outputs.mod_version }} - $(date +'%Y-%m-%d %H:%M:%S')"
          git remote add origin "https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git"
          git push --force-with-lease origin build 2>/dev/null || git push -f origin build