name: CI

on:
  push:
    branches: [master]
    tags:
      - "v**"
  pull_request:
  schedule:
    - cron: '0 0 * * 3' # At 12:00 AM, only on Wednesday
  workflow_dispatch:

permissions:
  checks: write

jobs:
  style:
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
      - name: Setup Rust
        uses: ./.github/actions/setup-rust
        with:
          rust-version: stable
          targets: x86_64-unknown-linux-gnu
          components: clippy, rustfmt
          cache-context: style

      - name: Check formatting
        run: cargo fmt --check
      - name: Check clippy
        run: cargo clippy --no-deps --all-targets

  build-test:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        include:
          # operating systems
          - { os: windows-latest, rust-version: stable,  target: 'x86_64-pc-windows-msvc',   publish: true }
          - { os: macos-latest,   rust-version: stable,  target: 'x86_64-apple-darwin',      publish: true }
          # architectures
          - { os: ubuntu-22.04,   rust-version: stable,  target: 'x86_64-unknown-linux-gnu', publish: true }
          - { os: ubuntu-22.04,   rust-version: stable,  target: 'i686-unknown-linux-gnu',   publish: true }
          # FIXME(issue #2138): run wasm tests, failing to run since https://github.com/mthom/scryer-prolog/pull/2137 removed wasm-pack
          - { os: ubuntu-22.04,   rust-version: nightly, target: 'wasm32-unknown-unknown',   publish: true, args: '--no-default-features' , test-args: '--no-run --no-default-features', use_swap: true }
          # Cargo.toml rust-version
          - { os: ubuntu-22.04,   rust-version: "1.85",  target: 'x86_64-unknown-linux-gnu'}
          # rust versions
          - { os: ubuntu-22.04,   rust-version: beta,    target: 'x86_64-unknown-linux-gnu'}
          - { os: ubuntu-22.04,   rust-version: nightly, target: 'x86_64-unknown-linux-gnu', miri: true, components: "miri"} 
    defaults:
      run:
        shell: bash
    steps:
      - uses: actions/checkout@v4
      - uses: actionhippie/swap-space@v1
        if: matrix.use_swap
        with:
          size: 10G
      - name: Setup Rust
        uses: ./.github/actions/setup-rust
        with:
          rust-version: ${{ matrix.rust-version }}
          targets: ${{ matrix.target }}
          cache-context: ${{ matrix.os }}
          components: ${{ matrix.components }}

      # Build and test.
      - name: Build library
        run: cargo build --all-targets --target ${{ matrix.target }} ${{ matrix.args }} --verbose
      - name: Test
        run: cargo test --target ${{ matrix.target }} ${{ matrix.test-args }} --all

      - name: Check miri
        if: matrix.miri
        run: cargo miri test

      # On stable rust builds, build a binary and publish as a github actions
      # artifact. These binaries could be useful for testing the pipeline but
      # are only retained by github for 90 days.
      - name: Build release binary
        if: matrix.publish
        run: |
          cargo rustc --target ${{ matrix.target }} ${{ matrix.args }} --verbose --bin scryer-prolog --release
          echo "$PWD/target/release" >> $GITHUB_PATH
      - name: Publish release binary artifact
        if: matrix.publish
        uses: actions/upload-artifact@v4
        with:
          path: target/${{ matrix.target }}/release/scryer-prolog*
          name: scryer-prolog_${{ matrix.os }}_${{ matrix.target }}

  logtalk-test:
    # if: false # uncomment to disable job
    runs-on: ubuntu-22.04
    needs: [build-test]
    steps:
      # Download prebuilt ubuntu binary from build-test job, setup logtalk
      - uses: actions/download-artifact@v4
        with:
          name: scryer-prolog_ubuntu-22.04_x86_64-unknown-linux-gnu
      - run: |
          chmod +x scryer-prolog
          echo "$PWD" >> "$GITHUB_PATH"
      - name: Install Logtalk
        uses: logtalk-actions/setup-logtalk@master
        with:
          logtalk-version: "3.70.0"
          logtalk-tool-dependencies: false

      # Run logtalk  tests.
      - name: Run Logtalk's prolog compliance test suite
        working-directory: ${{ env.LOGTALKUSER }}/tests/prolog/
        run: |
          pwd
          scryerlgt -g '{ack(tester)},halt.'
          logtalk_tester -p scryer -g "set_logtalk_flag(clean,off)" -w -t 360 \
            -f xunit \
            -s "$LOGTALKUSER/tests/prolog" \
            || echo "::warning ::logtalk compliance suite failed"
            # -u "https://github.com/LogtalkDotOrg/logtalk3/tree/$LOGTALK_GIT_HASH/tests/prolog/" \
      - name: Publish Logtalk test logs
        uses: actions/upload-artifact@v4
        with:
          name: logtalk-test-logs
          path: '${{ env.LOGTALKUSER }}/tests/prolog/logtalk_tester_logs'
      - name: Publish Logtalk test results artifact
        uses: actions/upload-artifact@v4
        with:
          name: logtalk-test-results
          path: '${{ env.LOGTALKUSER }}/tests/prolog/**/*.xml'
      - name: Publish Logtalk test summary
        uses: EnricoMi/publish-unit-test-result-action/composite@master
        with:
          check_name: Logtalk test summary
          files: '${{ env.LOGTALKUSER }}/tests/prolog/**/*.xml'
          fail_on: nothing
          comment_mode: off

  report:
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4
      - name: Setup Rust
        uses: ./.github/actions/setup-rust
        with:
          rust-version: stable
          targets: x86_64-unknown-linux-gnu
          cache-context: report
      - name: Install CLI tools
        run: |
          cargo install cargo2junit --force
          version=`yq -ptoml -oj -r '.package[] | select(.name == "iai-callgrind") | .version' Cargo.lock`
          echo installing iai-callgrind "$version"
          cargo install iai-callgrind-runner --force --version "$version"
          sudo apt install valgrind -y

      - name: Test and report
        run: |
          RUSTC_BOOTSTRAP=1 cargo test --all -- -Z unstable-options --format json --report-time | cargo2junit > cargo_test_results.xml
      - name: Publish cargo test results artifact
        uses: actions/upload-artifact@v4
        with:
          name: cargo-test-results
          path: cargo_test_results.xml
      - name: Publish cargo test summary
        uses: EnricoMi/publish-unit-test-result-action/composite@master
        with:
          check_name: Cargo test summary
          files: cargo_test_results.xml
          fail_on: nothing
          comment_mode: off

      - run: cargo build --all-targets --release
      - run: cargo test --bench setup --release
      - run: cargo bench --bench run_iai -- --save-summary=json
      - run: cargo bench --bench run_criterion
      - run: cargo bench --bench run_criterion -- --profile-time 60

      - name: Publish benchmark results
        uses: actions/upload-artifact@v4
        with:
          name: benchmark-results
          path: |
            target/criterion/*
            target/iai/*
            target/benchmark_inference_counts.json

  # Publish binaries when building for a tag
  release:
    runs-on: ubuntu-20.04
    needs: [build-test]
    if: startsWith(github.ref, 'refs/tags/v')
    steps:
      - uses: actions/download-artifact@v4
      - name: Zip binaries for release
        run: |
          zip scryer-prolog_macos-11.zip ./scryer-prolog_macos-11_x86_64-apple-darwin/scryer-prolog
          zip scryer-prolog_ubuntu-20.04.zip ./scryer-prolog_ubuntu-20.04_x86_64-unknown-linux-gnu/scryer-prolog
          zip scryer-prolog_ubuntu-22.04.zip ./scryer-prolog_ubuntu-22.04_x86_64-unknown-linux-gnu/scryer-prolog
          zip scryer-prolog_windows-latest.zip ./scryer-prolog_windows-latest_x86_64-pc-windows-msvc/scryer-prolog.exe
          zip scryer-prolog_wasm32.zip ./scryer-prolog_ubuntu-22.04_wasm32-unknown-unknown/scryer-prolog.wasm
      - name: Release
        uses: softprops/action-gh-release@v2
        with:
          files: |
            scryer-prolog_macos-11.zip
            scryer-prolog_ubuntu-20.04.zip
            scryer-prolog_ubuntu-22.04.zip
            scryer-prolog_windows-latest.zip
            scryer-prolog_wasm32.zip