name: Java CI

on: [push, pull_request]

jobs:
  build:
    runs-on: ${{ matrix.os }}
    timeout-minutes: 15
    strategy:
      matrix:
        os: [ubuntu-24.04, macOS-13, windows-2022]
        java: ['17', '21', '23']
        distribution: ['temurin']
        gradle: ['7.3', '8.13']
        exclude:
          # Java 21+ requires Gradle 8.5+
          - java: '21'
            gradle: '7.3'
          - java: '23'
            gradle: '7.3'
      fail-fast: false
    name: ${{ matrix.os }} JDK ${{ matrix.java }}.${{ matrix.distribution }} Gradle ${{ matrix.gradle }}
    steps:
      - name: Git checkout
        uses: actions/checkout@v4
      - name: Set up JDK
        uses: actions/setup-java@v4
        with:
          distribution: ${{ matrix.distribution }}
          java-version: ${{ matrix.java }}
      - name: Set up Gradle
        uses: gradle/actions/setup-gradle@v4
        with:
          gradle-version: ${{ matrix.gradle }}
      - name: Run Gradle
        run: gradle build bitcoinj-wallettemplate:installDist bitcoinj-wallettemplate:jlink --init-script build-scan-agree.gradle --scan --info --stacktrace
      - name: Upload Test Results and Reports
        uses: actions/upload-artifact@v4
        if: always()
        with:
          name: bitcoinj-core-test-results-jdk${{ matrix.java }}-${{ matrix.os }}-${{ matrix.gradle }}
          path: |
            base/build/reports/tests/test/
            base/build/test-results/test/
            core/build/reports/tests/test/
            core/build/test-results/test/
            wallettool/build/reports/tests/test/
            wallettool/build/test-results/test/
            integration-test/build/reports/tests/test/
            integration-test/build/test-results/test/