javac-upload.yml

name: javac-upload

on:
    schedule:
      - cron: '0 */8 * * *'
    workflow_dispatch:

jobs:

  should-build-change:
    runs-on: ubuntu-latest
    outputs:
        repo-cache-hit: ${{ steps.cache-last-commit.outputs.cache-hit }}
    steps:
        - name: Checkout eclipse-jdt-core-incubator
          uses: actions/checkout@v4
          with:
            repository: 'eclipse-jdtls/eclipse-jdt-core-incubator'
            ref: 'dom-with-javac'
            path: eclipse-jdt-core-incubator

        - name: Checkout eclipse.jdt.ls
          uses: actions/checkout@v4
          with:
            repository: 'eclipse-jdtls/eclipse.jdt.ls'
            path: eclipse.jdt.ls

        - name: Checkout vscode-java
          uses: actions/checkout@v4
          with:
            repository: 'redhat-developer/vscode-java'
            path: vscode-java

        - name: Compute changes hash
          run: |
            pushd eclipse-jdt-core-incubator
            git rev-parse HEAD >> ../lastCommit
            popd
            pushd eclipse.jdt.ls
            git rev-parse HEAD >> ../lastCommit
            popd
            pushd vscode-java
            git rev-parse HEAD >> ../lastCommit
        - name: Check New Changes
          id: cache-last-commit
          uses: actions/cache@v4
          with:
            path: lastCommit
            key: lastCommit-${{ hashFiles('lastCommit') }}

  build-javac-support:
    runs-on: ubuntu-latest
    needs: should-build-change
    if: ${{ needs.should-build-change.outputs.repo-cache-hit != 'true' || github.event_name != 'schedule' }}
    steps:
      - name: Checkout eclipse-jdt-core-incubator
        uses: actions/checkout@v4
        with:
          repository: 'eclipse-jdtls/eclipse-jdt-core-incubator'
          ref: 'dom-with-javac'
          path: eclipse-jdt-core-incubator

      - name: Checkout eclipse.jdt.ls
        uses: actions/checkout@v4
        with:
          repository: 'eclipse-jdtls/eclipse.jdt.ls'
          fetch-depth: 50
          path: eclipse.jdt.ls

      - name: Checkout vscode-java
        uses: actions/checkout@v4
        with:
          repository: 'redhat-developer/vscode-java'
          fetch-depth: 50
          path: vscode-java

      - name: Set Up Java
        uses: oracle-actions/setup-java@v1
        with:
          website: jdk.java.net
          release: 23

      - name: Set up Maven
        uses: stCarolas/setup-maven@d6af6abeda15e98926a57b5aa970a96bb37f97d1 # v5
        with:
          maven-version: 3.9.8

      - name: Build JDT Core / Javac
        run: |
          ls -ll
          cd eclipse-jdt-core-incubator
          echo "INCUBATOR_SHORT_COMMIT=$(git rev-parse --short HEAD)" >> $GITHUB_ENV
          echo "INCUBATOR_COMMIT=$(git rev-parse HEAD)" >> $GITHUB_ENV
          mvn -pl '!org.eclipse.jdt.core.tests.builder,!org.eclipse.jdt.core.tests.compiler,!org.eclipse.jdt.core.tests.javac,!org.eclipse.jdt.core.tests.model,!org.eclipse.jdt.core.tests.performance,!org.eclipse.jdt.compiler.tool.tests,!org.eclipse.jdt.compiler.apt.tests,!org.eclipse.jdt.apt.ui,!org.eclipse.jdt.apt.tests,!org.eclipse.jdt.apt.pluggable.tests' install -DskipTests
          cd ..

      - name: Apply JDT-LS changes
        run: |
          git config --global user.email "vscode-java@redhat.com"
          git config --global user.name "VS Code Java"
          cd eclipse.jdt.ls
          gh pr checkout https://github.com/eclipse-jdtls/eclipse.jdt.ls/pull/3123
          git rebase master
          cd ..
        env:
          GH_TOKEN: ${{ github.token }}

      - name: Apply VS Code Java changes
        run: |
          cd vscode-java
          gh pr checkout https://github.com/redhat-developer/vscode-java/pull/3558
          git rebase master
        env:
          GH_TOKEN: ${{ github.token }}

      - name: Set Up NodeJS
        uses: actions/setup-node@v4
        with:
          node-version: '18'
      - name: Install NodeJS dependencies
        run: npm install -g typescript "@vscode/vsce"

      - name: Install vscode-java dependencies
        run: |
          pwd
          cd vscode-java
          npm ci
      - name: Build JDT-LS
        run: |
          pwd
          cd vscode-java
          rm -rf ./out
          npm run build-server
          echo "EXT_VERSION=$(cat package.json | jq -r .version)" >> $GITHUB_ENV
      - name: Prepare Lombok Support
        run: |
          pwd
          cd vscode-java
          npx gulp download_lombok
      - name: Package vscode-java
        run: |
          pwd
          cd vscode-java
          npx gulp prepare_pre_release
          vsce package --pre-release -o vscode-javac-${{ env.EXT_VERSION }}-${GITHUB_RUN_NUMBER}.vsix
          ls -lash *.vsix
          echo "BUILD_DATE=$(date +'%d/%m/%Y')" >> $GITHUB_ENV

      - name: Publish to GH Release Tab
        uses: "marvinpinto/action-automatic-releases@919008cf3f741b179569b7a6fb4d8860689ab7f0"
        with:
          repo_token: "${{secrets.GITHUB_TOKEN}}"
          automatic_release_tag: "javac-prototype"
          prerelease: true
          title: "Prototype build with Javac support (${{env.BUILD_DATE}})"
          files: |
            vscode-java/*.vsix

      - name: Update release description
        run: |
          cd vscode-java
          echo -e 'Enable javac-based compilation in vscode-java with `"java.jdt.ls.javac.enabled":"on"` in your VS Code settings.\nRequires running the extension with JDK 23 (set `java.jdt.ls.java.home`).\n\nBuilt from:\n\n - jdt.core.incubator: commit [${{env.INCUBATOR_SHORT_COMMIT}}](https://github.com/eclipse-jdtls/eclipse-jdt-core-incubator/commit/${{env.INCUBATOR_COMMIT}})\n - jdt.ls: https://github.com/eclipse-jdtls/eclipse-jdt.ls/pull/3123 rebased on master\n - vscode-java:  https://github.com/redhat-developer/vscode-java/pull/3558 rebased on master' > notes.md
          cat notes.md
          gh -R fbricon/vscode-java release edit javac-prototype -F notes.md
        env:
          GH_TOKEN: ${{ github.token }}