rust-tango 0.1.2

name: Release

on:
  push:
    tags:
      - "v*"

env:
  CARGO_TERM_COLOR: always
  RUST_BACKTRACE: 1

jobs:
  # Run all CI checks before publishing
  test:
    name: Test Suite
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - name: Run tests
        run: cargo test --all-features

  fmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt
      - name: Check formatting
        run: cargo fmt --all -- --check

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: clippy
      - uses: Swatinem/rust-cache@v2
      - name: Run Clippy
        run: cargo clippy --all-features -- -D warnings

  docs:
    name: Documentation
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - name: Build docs
        run: cargo doc --no-deps --all-features
        env:
          RUSTDOCFLAGS: -D warnings

  # Only publish after all checks pass
  publish:
    name: Publish to crates.io
    runs-on: ubuntu-latest
    needs: [test, fmt, clippy, docs]
    steps:
      - uses: actions/checkout@v4

      - uses: dtolnay/rust-toolchain@stable

      - name: Verify version matches tag
        run: |
          CARGO_VERSION=$(cargo metadata --no-deps --format-version 1 | jq -r '.packages[0].version')
          TAG_VERSION=${GITHUB_REF#refs/tags/v}
          if [ "$CARGO_VERSION" != "$TAG_VERSION" ]; then
            echo "Version mismatch: Cargo.toml has $CARGO_VERSION but tag is $TAG_VERSION"
            exit 1
          fi

      - name: Publish to crates.io
        run: cargo publish --allow-dirty
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}

  github-release:
    name: Create GitHub Release
    runs-on: ubuntu-latest
    needs: publish
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v4

      - name: Extract changelog
        id: changelog
        run: |
          VERSION=${GITHUB_REF#refs/tags/v}
          # Extract the section for this version from CHANGELOG.md
          awk "/^## \[$VERSION\]/{flag=1; next} /^## \[/{flag=0} flag" CHANGELOG.md > release_notes.md
          echo "Release notes:"
          cat release_notes.md

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          body_path: release_notes.md
          generate_release_notes: true