build.yaml

name: Build

on:
  push:
  pull_request:

# Only allow running one build job at a time to optimise cache hits
concurrency:
  group: builds

jobs:
  build:
    runs-on: ubuntu-latest
    # Avoid duplicate runs when both `push` and `pull_request` are triggered:
    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Calculate metadata
        id: data
        run: |
          # Calculate data
          full="${{ github.sha }}"
          short="${full:0:6}"
          date="$(date --utc +'%Y-%m-%d_%H-%M-%S')"
          forge="$(grep --max-count=1 --only-matching --word-regexp '\(neo\)\?forge' gradle.properties)"
          minecraft="$(sed -ne 's/^\s*minecraft_version\s*=\s*\(.*\)$/\1/p' gradle.properties)"

          # Print to output
          echo "full_sha=$full" >> $GITHUB_OUTPUT
          echo "short_sha=$short" >> $GITHUB_OUTPUT
          echo "date=$date" >> $GITHUB_OUTPUT
          echo "forge_name=$forge" >> $GITHUB_OUTPUT
          echo "minecraft=$minecraft" >> $GITHUB_OUTPUT
          echo "name_suffix=${date}-${short}-mc${minecraft}" >> $GITHUB_OUTPUT

          # Print to stdout too
          echo Metadata:
          cat $GITHUB_OUTPUT

      - name: Setup Java
        uses: actions/setup-java@v4
        with:
          java-version: '21'
          distribution: microsoft
      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v3

      - name: Build
        run: ./gradlew build

        # Upload separately, or they'll be zipped together
      - name: Upload all builds
        uses: actions/upload-artifact@v4
        with:
          name: all-builds-${{ steps.data.outputs.name_suffix }}.zip
          path: build/libs
          retention-days: 30
          if-no-files-found: error
      - name: Upload Fabric build
        uses: actions/upload-artifact@v4
        with:
          name: freecam-fabric-${{ steps.data.outputs.name_suffix }}.jar
          path: |
            build/libs/*-fabric-*.jar
            !**-modrinth-*.jar
          retention-days: 90
          if-no-files-found: error
      - name: Upload Forge build
        uses: actions/upload-artifact@v4
        with:
          name: freecam-${{ steps.data.outputs.forge_name }}-${{ steps.data.outputs.name_suffix }}.jar
          path: |
            build/libs/*-${{ steps.data.outputs.forge_name }}-*.jar
            !**-modrinth-*.jar
          retention-days: 90
          if-no-files-found: error