name: Build Java Sources

on:
  workflow_call:
  workflow_dispatch:

jobs:
  build-jar:
    name: Build Compiler
    runs-on: [k8s-runners-amd64]
    permissions:
      id-token: write
      contents: read
    container:
      image: ghcr.io/feldera/feldera-dev:sha-db53e1302c944e29edd6d2af516fff7032b90e3b
    steps:
      - name: Show Kubernetes node
        if: always()
        run: |
          echo "K8S node: ${K8S_NODE_NAME}"

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

      - uses: actions/cache@v4
        with:
          path: |
            /home/ubuntu/.gradle
            ./sql-to-dbsp-compiler/calcite
          key: sql2dbsp-java-cache-${{ runner.os }}-${{ hashFiles('sql-to-dbsp-compiler/calcite_version.env') }}
          restore-keys: |
            sql2dbsp-java-cache-${{ runner.os }}-

      - name: gradle version
        run: |
          gradle --version

      - name: Build sql2dbsp JARs
        run: bash build.sh -pl SQL-compiler
        working-directory: ./sql-to-dbsp-compiler
        env:
          CALCITE_BUILD_DIR: ./calcite
          GRADLE_HOME: /home/ubuntu/.gradle

      - name: Stop gradle daemon
        run: gradle --stop

      - name: Copy JAR to artifacts directory
        run: |
          mkdir -p build-artifacts
          cp ./sql-to-dbsp-compiler/SQL-compiler/target/sql2dbsp.jar build-artifacts/
          cp ./sql-to-dbsp-compiler/SQL-compiler/target/sql2dbsp-jar-with-dependencies.jar build-artifacts/

      - name: Upload build artifact
        uses: actions/upload-artifact@v4
        with:
          name: feldera-sql-compiler
          path: build-artifacts
          retention-days: 7

      - name: Configure AWS Credentials
        uses: aws-actions/configure-aws-credentials@v5.1.0
        with:
          role-to-assume: ${{ vars.SQL2DBSP_UPLOAD_ROLE }}
          role-session-name: gha-${{ github.run_id }}
          aws-region: ${{ vars.SQL2DBSP_S3_REGION }}

      - name: Upload JAR to S3 with SHA in filename
        run: |
          JAR_FILE=build-artifacts/sql2dbsp-jar-with-dependencies.jar
          DEST_NAME=sql2dbsp-jar-with-dependencies-${{ github.sha }}.jar
          aws s3 cp "$JAR_FILE" "s3://${{ vars.SQL2DBSP_S3_BUCKET }}/$DEST_NAME" \
            --content-type application/java-archive