release.yml

name: Release

on:
  workflow_dispatch:
  push:
    tags: "v*"

jobs:

  metadata:
    runs-on: ubuntu-latest

    outputs:
      rust-version: ${{ steps.determine-rust-version.outputs.version }}
      engine-version: ${{ steps.determine-engine-version.outputs.version }}

    steps:
      - uses: actions/checkout@v4

      - id: determine-rust-version
        name: Determine Rust version
        run: |
          version=$(grep -m 1 'rust-version' Cargo.toml | tr -s ' ' | tr -d '"' | tr -d "'" | cut -d' ' -f3)
          echo "Rust version: $version"
          echo "version=$version" >> "$GITHUB_OUTPUT"

      - id: determine-engine-version
        name: Determine Engine version
        run: |
          version="${GITHUB_REF##*/}"
          echo "Engine version: $version"
          echo "version=$version" >> "$GITHUB_OUTPUT"

  build-linux:
    runs-on: ubuntu-latest
    needs: [metadata]

    strategy:
      matrix:
        include:
          - exec_postfix: "x86_64-v4"
            rustflags: "-Ctarget-feature=+crt-static,-bmi2 -Ctarget-cpu=x86-64-v4"
          - exec_postfix: "x86_64-v3"
            rustflags: "-Ctarget-feature=+crt-static,-bmi2 -Ctarget-cpu=x86-64-v3"
          - exec_postfix: "x86_64-v2"
            rustflags: "-Ctarget-feature=+crt-static -Ctarget-cpu=x86-64-v2"
          - exec_postfix: "x86_64-v1"
            rustflags: "-Ctarget-feature=+crt-static"

    steps:
      - uses: actions/checkout@v4

      - name: Install dependencies
        run: sudo apt-get install -y musl-tools

      - name: Build
        env:
          RUSTFLAGS: '${{ matrix.rustflags }}'
        run: |
          rustup override set ${{ needs.metadata.outputs.rust-version }}
          rustup target add x86_64-unknown-linux-musl
          cargo build --release --no-default-features --features release --target x86_64-unknown-linux-musl
          mv target/x86_64-unknown-linux-musl/release/engine tcheran-${{ needs.metadata.outputs.engine-version }}-linux-${{ matrix.exec_postfix }}

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: tcheran-linux-${{ matrix.exec_postfix }}
          path: tcheran-${{ needs.metadata.outputs.engine-version }}-linux-${{ matrix.exec_postfix }}

  build-windows:
    runs-on: windows-latest
    needs: [metadata]

    strategy:
      matrix:
        include:
          - exec_postfix: "x86_64-v4"
            rustflags: "-Ctarget-feature=+crt-static,-bmi2 -Ctarget-cpu=x86-64-v4"
          - exec_postfix: "x86_64-v3"
            rustflags: "-Ctarget-feature=+crt-static,-bmi2 -Ctarget-cpu=x86-64-v3"
          - exec_postfix: "x86_64-v2"
            rustflags: "-Ctarget-feature=+crt-static -Ctarget-cpu=x86-64-v2"
          - exec_postfix: "x86_64-v1"
            rustflags: "-Ctarget-feature=+crt-static"

    steps:
      - uses: actions/checkout@v4

      - name: Build
        env:
          RUSTFLAGS: '${{ matrix.rustflags }}'
          CFLAGS: '/std:c11 /experimental:c11atomics'
        run: |
          rustup override set ${{ needs.metadata.outputs.rust-version }}
          rustup target add x86_64-pc-windows-msvc
          cargo build --release --no-default-features --features release --target x86_64-pc-windows-msvc
          mv .\target\x86_64-pc-windows-msvc\release\engine.exe tcheran-${{ needs.metadata.outputs.engine-version }}-windows-${{ matrix.exec_postfix }}.exe

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: tcheran-windows-${{ matrix.exec_postfix }}
          path: tcheran-${{ needs.metadata.outputs.engine-version }}-windows-${{ matrix.exec_postfix }}.exe

  build-macos:
    runs-on: macos-14
    needs: [metadata]

    steps:
      - uses: actions/checkout@v4

      - name: Build
        env:
          RUSTFLAGS: '${{ matrix.rustflags }}'
        run: |
          rustup override set ${{ needs.metadata.outputs.rust-version }}
          rustup target add aarch64-apple-darwin
          cargo build --release --no-default-features --features release --target aarch64-apple-darwin
          mv target/aarch64-apple-darwin/release/engine tcheran-${{ needs.metadata.outputs.engine-version }}-macos

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: tcheran-macos
          path: tcheran-${{ needs.metadata.outputs.engine-version }}-macos

  release:
    needs: [metadata, build-linux, build-windows, build-macos]
    runs-on: ubuntu-latest

    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v4

      - uses: actions/download-artifact@v4
        with:
          pattern: tcheran-*
          path: bins
          merge-multiple: true

      - name: Create release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          changelog_anchor=$(echo ${{ needs.metadata.outputs.engine-version }} | tr -d 'v.')
          chmod +x bins/*linux*
          chmod +x bins/*macos*
          gh release create --draft \
            --notes "https://github.com/jgilchrist/tcheran/blob/master/CHANGELOG.md#${changelog_anchor}"  \
            --title ${{ needs.metadata.outputs.engine-version }} \
            ${{ needs.metadata.outputs.engine-version }} \
            bins/*