build.yml

name: Build

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
  release:
    types: [ published ]
  workflow_dispatch:

permissions:
  contents: write

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
      - name: Setting up JDK
        uses: actions/setup-java@v5
        with:
          distribution: 'temurin'
          java-version: '25'
      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v6
      - name: Build
        run: ./gradlew build

      - name: Upload build artifact
        uses: actions/upload-artifact@v7
        with:
          name: liquidbounce-scriptapi
          path: build/libs/*.jar

      - name: Publish snapshot release
        if: github.event_name == 'push' && github.ref == 'refs/heads/main'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          set -euo pipefail

          JAR=$(find build/libs -name '*.jar' -not -name '*-sources.jar' | head -n1)
          [ -n "$JAR" ] || { echo "[ERROR] no jar in build/libs" >&2; exit 1; }
          NOTES="Automatic build of \`${GITHUB_SHA::7}\` from \`main\`.

          Not a stable release - it tracks whatever is on main right now."

          # Recreate rather than edit: `gh release upload --clobber` cannot retarget the tag when
          # main has moved on.
          gh release delete snapshot --cleanup-tag --yes || true
          gh release create snapshot "$JAR" \
            --title "Snapshot" \
            --notes "$NOTES" \
            --prerelease \
            --target "$GITHUB_SHA"

      - name: Attach jar to release
        if: github.event_name == 'release'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          set -euo pipefail

          JAR=$(find build/libs -name '*.jar' -not -name '*-sources.jar' | head -n1)
          [ -n "$JAR" ] || { echo "[ERROR] no jar in build/libs" >&2; exit 1; }

          gh release upload "${{ github.event.release.tag_name }}" "$JAR" --clobber