name: Build Delta

on:
  push:
    branches: [main]
  pull_request:
  workflow_dispatch:

env:
  JAVA_VERSION: "21"

jobs:
  build:
    name: Build paperclip jar
    runs-on: ubuntu-latest
    container:
      image: docker.io/library/eclipse-temurin:21-jdk
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          submodules: false

      - name: Setup gradle cache
        uses: actions/cache@v4
        with:
          path: |
            ~/.gradle/caches
            .gradle
          key: delta-gradle-${{ github.ref_name }}-${{ github.sha }}
          restore-keys: |
            delta-gradle-${{ github.ref_name }}-

      # applyPatches and createMojmapPaperclipJar MUST be separate invocations:
      # combined they fail with an implicit-dependency error on
      # applyResourcePatches -> processResources.
      - name: Apply patches
        run: ./gradlew applyPatches --stacktrace

      - name: Build paperclip jar
        run: ./gradlew createMojmapPaperclipJar --stacktrace

      - name: List artifacts
        run: ls -la paper-server/build/libs/

      - name: Upload jar
        uses: actions/upload-artifact@v3
        with:
          name: delta-paperclip
          path: |
            paper-server/build/libs/paper-paperclip-*.jar
            paper-server/build/libs/paper-server-*.jar
          retention-days: 14
          if-no-files-found: error