release.yml

name: Release

on:
  push:
    tags:
      - "v*.*.*"

permissions:
  contents: write

jobs:
  build:
    name: Build ${{ matrix.target }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-latest
            target: x86_64-unknown-linux-musl
          - os: macos-14
            target: x86_64-apple-darwin
          - os: macos-14
            target: aarch64-apple-darwin

    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}

      - name: Cache cargo
        uses: Swatinem/rust-cache@v2

      - name: Install musl linker
        if: ${{ matrix.target == 'x86_64-unknown-linux-musl' }}
        run: |
          sudo apt-get update
          sudo apt-get install -y musl-tools

      - name: Test
        run: cargo test --locked

      - name: Build release binary
        env:
          CARGO_TARGET_X86_64_UNKNOWN_LINUX_MUSL_LINKER: musl-gcc
        run: cargo build --locked --release --target "${{ matrix.target }}"

      - name: Package archive
        shell: bash
        run: |
          set -euo pipefail
          version="${GITHUB_REF_NAME#v}"
          archive="cctty-${version}-${{ matrix.target }}.tar.gz"
          mkdir -p "dist/${{ matrix.target }}"
          cp "target/${{ matrix.target }}/release/cctty" "dist/${{ matrix.target }}/"
          cp README.md README.zh-CN.md LICENSE "dist/${{ matrix.target }}/"
          cp -R assets "dist/${{ matrix.target }}/assets"
          tar -C "dist/${{ matrix.target }}" -czf "dist/${archive}" cctty README.md README.zh-CN.md LICENSE assets
          shasum -a 256 "dist/${archive}" > "dist/${archive}.sha256"

      - name: Upload build artifact
        uses: actions/upload-artifact@v7
        with:
          name: cctty-${{ matrix.target }}
          path: |
            dist/*.tar.gz
            dist/*.sha256

  publish:
    name: Publish GitHub release
    runs-on: ubuntu-latest
    needs: build
    env:
      HOMEBREW_TAP_REPOSITORY: Pyiner/homebrew-cctty
      HOMEBREW_TAP_TOKEN: ${{ secrets.HOMEBREW_TAP_TOKEN }}

    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Download artifacts
        uses: actions/download-artifact@v8
        with:
          path: dist
          merge-multiple: true

      - name: Warn when Homebrew tap token is missing
        if: ${{ env.HOMEBREW_TAP_TOKEN == '' }}
        run: |
          echo "::warning::HOMEBREW_TAP_TOKEN is not configured; release assets will be published but Pyiner/homebrew-cctty will not be updated automatically."

      - name: Generate Homebrew formula
        run: |
          bash scripts/generate-homebrew-formula.sh "${GITHUB_REPOSITORY}" "${GITHUB_REF_NAME}" dist > dist/cctty.rb

      - name: Publish release
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          if gh release view "${GITHUB_REF_NAME}" >/dev/null 2>&1; then
            gh release upload "${GITHUB_REF_NAME}" \
              dist/*.tar.gz \
              dist/*.sha256 \
              --clobber
          else
            gh release create "${GITHUB_REF_NAME}" \
              dist/*.tar.gz \
              dist/*.sha256 \
              --title "cctty ${GITHUB_REF_NAME}" \
              --generate-notes
          fi

      - name: Update Homebrew tap
        if: ${{ env.HOMEBREW_TAP_TOKEN != '' }}
        run: |
          set -euo pipefail

          git config --global user.name "github-actions[bot]"
          git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"

          git clone "https://github.com/${HOMEBREW_TAP_REPOSITORY}.git" homebrew-tap
          git -C homebrew-tap remote set-url origin \
            "https://x-access-token:${HOMEBREW_TAP_TOKEN}@github.com/${HOMEBREW_TAP_REPOSITORY}.git"

          mkdir -p homebrew-tap/Formula
          cp dist/cctty.rb homebrew-tap/Formula/cctty.rb

          git -C homebrew-tap add Formula/cctty.rb
          if git -C homebrew-tap diff --cached --quiet; then
            echo "Homebrew tap already up to date."
            exit 0
          fi

          git -C homebrew-tap commit -m "Update cctty ${GITHUB_REF_NAME}"
          git -C homebrew-tap push