name: Release

# 发布流水线：tag `v*` → 三平台（四槽位）矩阵构建 → 单文件产物 + SHA256SUMS
# → 上传 artifact + 创建 GitHub Release（pre-release 默认开）。
#
# 契约唯一真相源：packaging/README.md（命名/目录/运行时依赖）。
# 打包本体在 packaging/make_artifacts.py（本地与 CI 同一份脚本，逐字节同布局）。
# 手动触发（workflow_dispatch）只跑构建不建 Release —— 用来验证矩阵仍然编得过。

on:
  push:
    tags:
      - "v*"
  workflow_dispatch:
    inputs:
      prerelease:
        description: "标记为 pre-release"
        type: boolean
        default: true

env:
  CARGO_TERM_COLOR: always
  RUST_BACKTRACE: 1

permissions:
  contents: read

concurrency:
  group: release-${{ github.ref }}
  cancel-in-progress: false

jobs:
  build:
    name: build (${{ matrix.slot }})
    strategy:
      fail-fast: false
      matrix:
        include:
          # Windows：MSVC + 静态 CRT（+crt-static）→ exe 不依赖 VC++ 可再发行包，
          # 双击即用的单文件形态；UCRT 本身就是 Win10+ 的系统组件。
          - slot: windows-x64
            os: windows-latest
            rustflags: -C target-feature=+crt-static
          # Linux：固定 ubuntu-22.04（glibc 2.35 地板）而不是 latest，
          # 否则产物的 glibc 底线会跟着 runner 漂移（24.04 = 2.39）。
          - slot: linux-x64
            os: ubuntu-22.04
          # macOS：latest = arm64；Intel x64 用 macos-15-intel（macos-13 已下线）。
          - slot: macos-arm64
            os: macos-latest
          - slot: macos-x64
            os: macos-15-intel
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4

      - name: Linux 图形栈构建依赖（winit / femtovg 编译期需要）
        if: runner.os == 'Linux'
        run: |
          sudo apt-get update
          sudo apt-get install -y --no-install-recommends \
            libxkbcommon-dev libfontconfig1-dev libgl1-mesa-dev libegl1-mesa-dev \
            libwayland-dev libxcb1-dev

      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2

      - name: cargo build --release --locked
        env:
          RUSTFLAGS: ${{ matrix.rustflags }}
        run: cargo build --release --locked --bin unlucky-launcher --bin ull

      - name: Windows 单文件自检（导入表不得出现 VC++ 可再发行 DLL）
        if: runner.os == 'Windows'
        shell: bash
        run: |
          set -euo pipefail
          # +crt-static 是否真的生效，只看导入表：出现 VCRUNTIME/MSVCP/msvcr/ucrtbase 说明还得装
          # 可再发行包，那就不是"单文件"了，直接 fail。
          DUMPBIN=$(command -v dumpbin || true)
          if [ -z "$DUMPBIN" ]; then
            DUMPBIN=$(ls -d "C:/Program Files/Microsoft Visual Studio/"*/VC/Tools/MSVC/*/bin/Hostx64/x64/dumpbin.exe 2>/dev/null | head -n1 || true)
          fi
          if [ -z "$DUMPBIN" ]; then
            echo "::warning::找不到 dumpbin，跳过导入表自检（不阻塞发布）"
            exit 0
          fi
          "$DUMPBIN" -nologo -dependents target/release/unlucky-launcher.exe | tee dependents.txt
          if grep -Eiq 'VCRUNTIME|MSVCP|MSVCR|ucrtbase\.dll' dependents.txt; then
            echo "::error::静态 CRT 未生效：exe 仍动态依赖 VC++ 可再发行包"
            exit 1
          fi

      - name: 打包（产物 + SHA256SUMS）
        shell: bash
        run: |
          set -euo pipefail
          # git-bash 与 Linux/macOS runner 的 python 入口名不一致，先探一遍。
          PY=$(command -v python3 || command -v python)
          args=()
          if [ "${{ github.ref_type }}" = "tag" ]; then
            args+=(--version "${{ github.ref_name }}")   # 与 Cargo.toml 版本交叉校验
          fi
          "$PY" packaging/make_artifacts.py "${args[@]}" --out dist
          ls -l dist

      - name: 归档内容自检（二进制定位 + 合规文本）
        shell: bash
        run: |
          set -euo pipefail
          for archive in dist/*.tar.gz; do
            [ -e "$archive" ] || continue
            listing=$(tar -tzf "$archive")
            for required in unlucky-launcher LICENSE NOTICE README.md; do
              if ! grep -q "/$required$" <<<"$listing"; then
                echo "::error file=$archive::$archive 缺少 $required"
                exit 1
              fi
            done
            echo "OK: $archive 含二进制与 LICENSE/NOTICE/README.md"
          done
          if ls dist/*.exe >/dev/null 2>&1; then
            echo "Windows 单 exe 形态：LICENSE/NOTICE/README.md 作为 Release 资产并列分发"
          fi

      - uses: actions/upload-artifact@v4
        with:
          name: dist-${{ matrix.slot }}
          path: dist
          if-no-files-found: error
          retention-days: 14

  release:
    name: GitHub Release
    needs: build
    if: github.ref_type == 'tag'
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v4

      - uses: actions/download-artifact@v4
        with:
          path: dist
          merge-multiple: true

      - name: 矩阵完整性 + 重算全量 SHA256SUMS
        shell: bash
        run: |
          set -euo pipefail
          ls -l dist
          for slot in windows-x64 linux-x64 macos-arm64 macos-x64; do
            if ! compgen -G "dist/*-$slot*" >/dev/null; then
              echo "::error::矩阵缺产物：$slot"
              exit 1
            fi
          done
          # 各平台任务各写一份 SHA256SUMS.txt，合并后只有一份是真的 —— 在 Release 侧重算。
          cd dist
          rm -f SHA256SUMS.txt
          sha256sum unlucky-launcher-* > SHA256SUMS.txt
          sha256sum -c SHA256SUMS.txt
          cat SHA256SUMS.txt

      - name: 生成 Release 说明（支持矩阵模板）
        shell: bash
        env:
          TAG: ${{ github.ref_name }}
        run: |
          set -euo pipefail
          python3 - <<'PY'
          import os, pathlib
          version = os.environ["TAG"].lstrip("v")
          template = pathlib.Path("packaging/release-notes.md").read_text(encoding="utf-8")
          sums = pathlib.Path("dist/SHA256SUMS.txt").read_text(encoding="utf-8").strip()
          body = template.replace("{{VERSION}}", version).replace("{{SUMS}}", sums)
          pathlib.Path("release-body.md").write_text(body, encoding="utf-8", newline="\n")
          print(body[:400])
          PY

      - name: 创建 GitHub Release（pre-release 默认开）
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          TAG: ${{ github.ref_name }}
          PRERELEASE: ${{ inputs.prerelease }}
        shell: bash
        run: |
          set -euo pipefail
          flags=(--title "Unlucky Launcher $TAG" --notes-file release-body.md)
          if [ "${PRERELEASE:-true}" != "false" ]; then
            flags+=(--prerelease)
          fi
          # Windows 单 exe 装不下 LICENSE/NOTICE/README.md，这三份与产物并列挂到 Release 上，
          # 保证每个下载平台的许可条款都随包分发。
          gh release create "$TAG" \
            dist/unlucky-launcher-* \
            dist/SHA256SUMS.txt \
            LICENSE NOTICE README.md \
            "${flags[@]}"